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Thales patents


Recent patent applications related to Thales. Thales is listed as an Agent/Assignee. Note: Thales may have other listings under different names/spellings. We're not affiliated with Thales, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | Thales-related inventors


System for telecommunications by network of stationary high-altitude platforms and drifting balloons

A telecommunications system comprises: at least one station placed on a stationary high-altitude platform comprising propulsion means for remaining stationary around a specified point, the station being suitable for establishing at least one direct bidirectional communication link with another stationary high-altitude platform station; at least one network gateway station on the ground, for setting up communications between a core network and at least one station placed on a stationary high-altitude platform; a plurality of stations placed in drifting balloons for establishing a direct bidirectional communication link with at least one station placed on a stationary high-altitude platform or/and at least one other station placed in a drifting balloon; and a plurality of user terminals for establishing a direct bidirectional communication link with a station placed on a stationary high-altitude platform or/and at least one station placed in a drifting balloon.. . ... Thales

Switched mode power converter configured to control at least one phase of a polyphase electrical receiver with at least three phases

A switched-mode power converter configured to control at least one phase of a polyphase electrical receiver with at least three phases, comprising at least one block of two converter arms, wherein a half-arm of a converter arm comprises: a first set of p≥2 switches in series; a second set of p≥2 switches in series; and a third set of diodes, arranged between the first set and the second set, comprising m≥2 subsets in series, indexed i∈[[1; m]], respectively comprising ni≥2 diodes in parallel.. . ... Thales

Rejoining trajectory adjustment method for aircraft

A method is provided for adjusting a flight plan rejoining trajectory of an aircraft, the method being implemented in a flight management system of the aircraft. In a first step, the rejoining trajectory comprises a guidance setpoint holding point to be reached situated in the extension of a guidance setpoint, and set manually or automatically, the guidance setpoint no longer being necessarily maintained when this setpoint holding point is passed. ... Thales

Method for calculating a speed of an aircraft, method for calculating a protection radius, positioning system and associated aircraft

A method of calculating a speed of an aircraft, a method for calculating a protection radius, a positioning system and an associated aircraft are disclosed. In one aspect, the method includes obtaining a measured speed of the aircraft and obtaining a measured position of the aircraft, associated with a reliability protection radius related to position. ... Thales

Microwave switching device with the state of the connections of the inputs and outputs being read by telemetry

. . A microwave switching device comprises: a switching matrix with m inputs and n outputs comprising at least one surface-mount microwave switch with ohmic contacts with at least one input and at least one output position; a control bus for the one or more microwave switches of the switching matrix; a telemetry bus for the m inputs; a telemetry bus for the n outputs; a bias tee positioned on each input of the switching matrix; and a bias tee positioned on each output of the switching matrix.. . ... Thales

Perforated piezoelectric hydrophone, array comprising a plurality of hydrophones and method for making said hydrophone

A piezoelectric hydrophone with perforations and an array comprising a plurality of hydrophones comprises a stack of layers that are bonded to one another, the layers comprising at least one piezoelectric layer and a plurality of layers referred to as rigid layers, at least two of which are electrode layers, the rigid layers exhibiting a stiffness perpendicularly to the direction of stacking, which stiffness is higher than the stiffness of the piezoelectric layer perpendicularly to the direction of stacking. At least one piezoelectric layer comprises a central zone comprising a set of perforations that pass through the piezoelectric layer solely along the direction of stacking, each perforation being closed tight by closure elements comprising portions of two of the rigid layers, the two rigid layers extending over the entirety of the surface of the central zone.. ... Thales

Controlling wireless access point handover and/or transmissions mode based on person proximity

An in-flight entertainment system including wireless access points (waps) spaced apart within an aircraft and connected to antennas, proximity sensors adjacent to the antennas, and a controller. The controller controls transmissions from waps of traffic in communication sessions. ... Thales

Hybrid data transport solution, in particular for satellite links

A method is provided for exchanging data flows between two terminals, via a multipath link formed of a plurality of transmission channels at least one of the channels of which is a unidirectional channel. The method implements two interface modules operating in transmission mode or in reception mode, respectively. ... Thales

Solar cell assembly

A solar cell assembly comprises a first assembly of at least one photovoltaic cell and a protective glass positioned on the active face of the first assembly, the area of the protective glass covering more than the entirety of the active face of the first assembly, and comprises a second assembly of at least one portion of the protective glass extending from the active face of the first assembly, the second assembly comprises an optically reflective surface.. . ... Thales

Optimizing the trajectory of an aircraft

A method for optimizing the trajectory of an aircraft comprises the steps of determining one or more reference criteria ciref on the basis of a non-optimized initial trajectory; determining one or more initial constraints k′j on the basis of the initial trajectory; determining a criterion ci according to an analytical function of the criteria ciref; and, per iteration cycle, determining an optimized trajectory; determining intermediate constraints k′j on the basis of the optimized trajectory; minimizing the criterion ci determined under the initial constraints k′j and the intermediate constraints k′j; determining q takeoff parameters pi. Developments describe an incremental iteration of the method, an interruption by the pilot, the use of criteria comprising the fuel consumption, the acoustic noise level, the emission of chemical compounds, the level of wear of the engine, the use of a gradient descent and of diverse optimizations. ... Thales

Guideway mounted vehicle localization system

A system comprises a set of sensors on a first end of a vehicle having the first end and a second end, and a controller. The sensors are configured to generate corresponding sensor data based on a detected marker along a direction of movement of the vehicle. ... Thales

User centric service and content curation through in-flight entertainment system

A controller device in communication with service delivery devices of an aircraft in-flight entertainment (ife) system receives objective information associated with an aircraft comprising the aircraft ife system. The controller device also receives subjective passenger information associated with a passenger of the aircraft. ... Thales

System for detecting personal gnss jammers

A system for detecting gnss signal jammers to be positioned on a roadside, the system comprises: a first device for receiving a gnss signal; a second device that is configured to measure at least one characteristic of a received gnss signal and to detect, on the basis of at least one characteristic, interference in the gnss signal caused by a jamming signal; a third device for triggering the capture of an image of the road if the gnss signal is subject to interference caused by a jamming signal, the first device configured to receive, via a radio link, a sequence of a satellite radionavigation signal received by a vehicle and retransmitted by the vehicle to the system via the radio link.. . ... Thales

Satellite propelled by laser ablation

A satellite propelled by laser ablation comprises: a device for managing the attitude and the orbit of the satellite; a device for capturing and potentially for processing the target spaceborne body; a device for external communication; a laser ablation propulsion device comprising one or more lasers and a module for managing the one or more lasers that is suitable for determining the one or more laser beams to be generated on the captured target spaceborne body according to the movement desired for the satellite; and a device for visually inspecting the target spaceborne body.. . ... Thales

08/02/18 / #20180219613

Method and system for transporting signals in a satellite system

A data transmission system in a communication network comprising a data modulator comprises: a first part at the level of the collection point part comprising: an ncr module taking account of an external absolute time reference to reconstitute a network clock, a transmitter module receiving the value of a time reference to be inserted into the data packet to be transmitted and transmitting to the ncr module an information item on an instant of synchronization for the receiver, a second part at the level of the radiofrequency part of a gateway comprising; a receiver module, a module for reconstructing a clock locally, a module for inserting a time reference into a data packet received by the receiver before transmission of the data via the satellite, the first part and the second part exchange encapsulated data.. . ... Thales

07/26/18 / #20180212673

Electronic communication gateway, an avionics communication installation comprising such a gateway, related method for processing information and computer program

This electronic communication gateway is intended to be placed on board an aircraft, and is configured to communicate with an external electronic system, positioned outside the aircraft, said information being exchanged in the form of radio waves between the external system and the aircraft; the electronic communication gateway includes an acquisition module configured to acquire information from the external system, and a transmission module configured to transmit the acquired information to an avionics system on board the aircraft; the acquisition module is configured to acquire, from the external system, a current date upon powering on the gateway, and the transmission module is configured to send the acquired current date to the avionics system, for the initialization of the avionics system.. . ... Thales

07/26/18 / #20180210078

Method for colouring sar images, and radar capable of implementing such a method

A method comprises at least the following steps: a step of acquiring data by radar to obtain an sar image covering a given geographical domain; a step of acquiring at least one secondary image covering the domain, produced by a source external to the radar, the image supplying information on the colors of the constituent elements of the sar image; a step of superimposing the sar image and the secondary image; a step of assigning colors to the elements on the basis of their position in the superimposed secondary image.. . ... Thales

07/26/18 / #20180208273

Device for towing a very long tubular object

A device for towing very long tubular objects comprises a casing and an assembly which can be fixed removably to the casing. The removable assembly comprises: pulling means capable of driving in their movement, by friction, the object in a towing direction, gripping means capable of exerting a load on the pulling means to keep the pulling means and the towed object in continuous contact; the gripping means being driven by a relative movement relative to the towed object in a direction opposite to the towing direction. ... Thales

07/19/18 / #20180201286

Method for determining the speed of a rail-bound vehicle

A method for determining the speed of a rail-bound vehicle, includes the following method steps: detection of a reference element, wherein the first detection device generates a first detection signal when the reference element passes the first detection device; detection of the reference element, wherein the second detection device generates a second detection signal when the reference element passes the second detection device; conversion of the detection signals into digital detection pulses; determining the time difference between the two detection pulses; wherein an xor signal is generated in an xor gate by linking the first and the second detection pulse using an xor logic; and the duration of the xor signal is determined; and wherein the time difference between the two detection pulses is determined by halving the duration of the xor signal. The speed can be measured with higher accuracy when using an existing infrastructure without additional assembly work.. ... Thales

07/12/18 / #20180197618

Sample-and-hold circuit for an electrical signal

. . Sample-and-hold device for an electrical signal including an input module having two inputs, including a first switching block including two input switches, each input of the input module being connected at the input of one of the input switches, the input module being connected at the input of a first track-and-hold module with two inputs and two outputs, so as to alternately convey the signal from one of the two inputs to one of the two inputs of the first track-and-hold module; the device including a second track-and-hold module connected in parallel with the first track-and-hold module, these track-and-hold modules connected at the output of the first switching block, and an output module including a second switching block including two output switches, the outputs of the first and second track-and-hold modules being connected to the inputs of the output switches, to time interleave the output signals of the track-and-hold modules.. . ... Thales

07/12/18 / #20180197422

Electronic monitoring device for monitoring at least one radionavigation signal during an approach phase to a landing runway, related monitoring method and computer program

An electronic monitoring device for monitoring at least one radionavigation signal during an approach phase to a landing runway, related monitoring method and computer program are disclosed. In one aspect, the each radionavigation signal is obtained from a reception chain on board an aircraft. ... Thales

07/12/18 / #20180194486

Method for computing and displaying piloting information including a "relief factor"

A method is provided for two-dimensional graphic representation on an aircraft display screen of an image or of a symbol or of a symbology (pe) whose three-dimensional coordinates in a terrestrial reference frame are known. The graphic representation of the object or of the symbol is stretched in a vertical axis by a constant factor (α) lying between 1.0 and 1.2, the stretching having, for its neutral plane, the local horizontal geographic plane containing the aircraft. ... Thales

07/05/18 / #20180191382

Method of combatting interference by spatial filtering or spatio-temporal filtering in a multi-channel receiver

A method for receiving a signal and for rejecting interference in a multichannel receiver, comprises the steps of: reception, transposition and discretization of the signal received on each of the channels of the receiver, so as to obtain a discretized multichannel signal, synchronization of the discretized multichannel signal, computation, on the basis of the discretized and synchronized multichannel signal, of a matrix {circumflex over (r)} of correlation of the total noise, computation, on the basis of the matrix {circumflex over (r)} of correlation of the total noise, of a vector w comprising amplitude phase weighting coefficients of a multichannel filter, and application, to the discretized and synchronized multichannel signal, of a multichannel filtering processing on the basis of the vector w, and then of a single-channel equalization processing to the filtered signal.. . ... Thales

07/05/18 / #20180188377

Method for optimally adjusting give error bounds or for optimally computing the variances of residuals of igp points of an ionospheric grid for correcting an sbas system and sbas system for implementing said method

A method for optimally fitting give ionospheric correction error bounds and/or a method for computing variances of residuals of igp points of an ionospheric grid for correcting an sbas system each comprise a step of inverse interpolation implemented on a set of observation pierce points ippi. In the method for optimally fitting the gives, the step of inverse interpolation scatters for each observation pierce point ippi concerned a variance increment Δuivei2 over the igp points of the mesh cell of the said ippi by using a least squares scheme. ... Thales

07/05/18 / #20180186477

Space system

A space system comprises two main satellites each describing a distinct elliptical orbit around the earth, each of the two orbits being such that the space system makes it possible to provide a permanent or continuous service over at most a terrestrial zone comprising a polar cap and a region of different latitude over an interval of longitudes.. . ... Thales

06/28/18 / #20180183691

Assembly for identifying, sharing and managing data including critical data and non-critical data

A computer assembly for identifying and managing data comprises a server including software providing a determined function transforming input data into output data. The computer system comprises: a first system and a second system, the first system being a critical system; a first digital interface for monitoring the identifier of the data and bidirectionally transmitting data between the server and the critical system; a first physical interface for physically linking the first digital interface with the critical system; a second digital interface for monitoring and bidirectionally transmitting data between the server and the second system; a second physical interface for physically linking the second digital interface with the second system.. ... Thales

06/28/18 / #20180183155

Mechanical architecture of a beam former for single-reflector mfpb antenna with feed sharing in two dimensions of space and method for producing the beam former

A mechanical architecture of a beam former comprises a plurality of elementary combination circuits and a support structure, the elementary combination circuits being independent of one another, each elementary combination circuit intended to form a beam, the support structure comprising two metal interface plates, respectively top and bottom, the two interface plates formed parallel to one another and spaced apart from one another, in a heightwise direction z orthogonal to the two interface plates, the elementary combination circuits mounted in the space between the two interface plates and fixed at right angles to the two interface plates.. . ... Thales

06/28/18 / #20180182250

Management of notices to airmen

A description is given of a method, implemented by a computer, for managing a notice to airmen, comprises the steps of: receiving at least one notice to airmen; receiving one or more elements of a navigation database associated with a flight plan of an aircraft; comparing the content of the received notice to airmen with the elements of the navigation database associated with a flight plan of an aircraft. Various developments describe in particular the detection of unavailable elements on the basis of analysis of the content of the messages, processing operations performed on the portion of the messages expressed in natural language, diverse methods of notifying the pilot, the intervention of third-party operators in the management of the messages, the enrichment of data and various implementation variants with regard to the system (flight management system fms and/or electronic flight bag efb).. ... Thales

06/28/18 / #20180180444

Aircraft pilot assistance system

An aircraft pilot assistance system is disclosed. In one aspect, the system includes at least one primary chain and at least one secondary chain. ... Thales

06/21/18 / #20180176925

Communication method and system

A system and a method for communication between at least one user in a high-frequency hf communication system comprising at least one transmission site and at least one reception site, the two sites being remote from one another by a distance d, comprises at least the following steps: scanning the signals or frequencies by using a wide band receiver, detecting whether there is a request to establish a communication link contained in the signals received on the receiver, if yes, then transmitting this link establishment request to the transmitting equipment item which will check whether it is possible to establish a link and, if it is, which will determine a possible configuration and establish a communication mode for the mobile user, if not, then returning to the step in which the signals received on the reception site of the system are scanned.. . ... Thales

06/21/18 / #20180176656

System and method for transmitting data in a satellite system

A method and a system for transmitting data in a satellite system comprising at least one satellite, a gateway and a user terminal, comprises at least the following steps: transmitting a data content request rq sent by a user to the gateway, upon receipt of the content of the request rq, the gateway sends an order to the satellite so that the satellite transmits the content requested by the user to the user, the user acknowledges receipt of all or of at least a portion of this content to the gateway.. . ... Thales

06/21/18 / #20180175931

Architecture of deployable feed cluster, compact antenna and satellite including such an architecture

A deployable feed cluster architecture comprises a support and an array of radiofrequency rf sources, each rf source comprising a radiofrequency rf chain and of a radiating element, the rf chain being provided with input/output ports. The architecture comprises a deployable panel that is rotatably articulated about an axis of rotation, the array of rf sources mounted on the panel, the panel being rotatably movable between a first position in which the array of rf sources is stowed on the support and a second position in which the array of rf sources is deployed.. ... Thales

06/21/18 / #20180175791

Apparatus and system for detecting photovoltaic health and quality in solar panels

A device that is attached to portable solar panels so as to allow users to readily verify panel quality and performance. In one example implementation, a device may perform a self-test by measuring the illuminated i-v (current-voltage) curve or dark i-v curve of the solar panel. ... Thales

06/21/18 / #20180173387

Method for graphically managing a pitch scale in an on-board viewing system for an aircraft

Methods for graphically managing a pitch scale displayed in an on-board viewing system for an aircraft, the viewing system comprises a graphics computer carrying out the graphical management of the symbols and a viewing screen. The symbolic representation displayed on the viewing screen includes an angular pitch scale, a symbol, referred to as the aircraft icon, that is representative of the attitude of the aircraft and a symbol, referred to as the speed vector that is representative of the direction of the speed of the aircraft. ... Thales

06/21/18 / #20180172962

Optical zoom with movable pupil

An optical zoom including a movable pupil that moves according to a movement law, comprises four successive groups of lenses, the first group and the fourth group being fixed, the second group and the third group being movable and placed between the first and fourth groups, the second group being a convergent group and the third group being a divergent group. In a first variant, the diameter of the movable pupil varies according to a variation law, depending on the movement law of the movable pupil. ... Thales

06/21/18 / #20180172797

Method and ads-b base station for validating position information contained in a mode s extended squitter message (ads-b) from an aircraft

The invention refers to a method and a base station for validating information regarding the position of a target-aircraft, the information contained in an ads-b signal periodically broadcast by the target-aircraft, with the method being executed in the ads-b base station.. . ... Thales

06/14/18 / #20180165892

Aircraft logbook management

A method for managing an electronic logbook of an aircraft, comprises the steps of agreeing or refusing a read and/or write request by a client post as a function of predefined criteria comprising criteria associated with predefined time intervals and network connectivity criteria. Developments describe the management of a degraded mode (for example in case of interruption and/or of the restoral of network connectivity, e.g. ... Thales

06/14/18 / #20180164573

Compact telescope having a plurality of focal lengths and compensated by aspherical optical components

A three-aspherical-mirror anastigmat telescope comprises means for moving the third mirror linearly along the optical axis of the telescope so as to make the focal length of the telescope change to a plurality of focal lengths between at least a minimum focal length and a maximum focal length, a plurality of aspherical optical components respectively associated with the plurality of focal lengths, the third mirror having a new conicity determined from an initial conicity, the new conicity being determined so that the telescope has, in the absence of the aspherical components and for the minimum and maximum focal lengths, aberrations that are compensable by the aspherical components, the position and the form of the surface of each aspherical component being determined so as to correct the compensable aberrations of the telescope for the associated focal length and to optimize image quality in the first focal plane of the telescope according to a preset criterion.. . ... Thales

06/14/18 / #20180164572

Compact telescope having a plurality of focal lengths compensated for by a deformable mirror

A three-aspherical-mirror anastigmat telescope comprises: means for moving the third mirror linearly along the optical axis of the telescope to make the focal length of the telescope change between a minimum focal length and a maximum focal length, a deformable and controllable mirror, means for changing the optical path between the deformable mirror and the detector, the third mirror having a new conicity determined from an initial conicity, the initial conicity determined from the korsch equations, the new conicity determined so that the telescope has, in the absence of the deformable mirror and for the minimum and maximum focal lengths, aberrations that are compensable by the deformable mirror, the fixed median position of the deformable mirror and the form of its surface, for the minimum focal length and maximum focal length, respectively, being determined so as to correct the compensable aberrations and to optimize image quality in the focal plane of the telescope according to a preset criterion.. . ... Thales

06/07/18 / #20180154913

Methods and systems for alerting a user to the presence of a fault in an electromechanical system in a railway infrastructure

A computer-implemented method for alerting a user to the presence of a fault in an electromechanical system in a railway infrastructure, the method comprising: receiving electrical usage data indicative of the value of an electrical usage parameter associated with the electromechanical system; receiving temperature data indicative of the present temperature of the electromechanical system; determining, based on a predetermined relationship between the electrical usage parameter and the temperature, whether or not the value of the electrical usage parameter is indicative of a fault in the electromechanical system and if so, issuing an alert to indicate the presence of the fault.. . ... Thales

05/31/18 / #20180152195

Method of synthesis of an analogue noise, noise synthesizer and coding chain using such a synthesiser

A method comprises at least the following steps: generating pseudo random noise in the digital domain coded on a number n of bits, sampled at a given frequency fh/n; multiplexing in the digital domain the binary signals produced by each of the n bits at a sampling frequency fh so as to obtain noise coded on one bit at said frequency fh; transferring the noise thus coded into the analog domain via a low-voltage differential transmission interface; filtering the analog signal in a passband which can be centered on half the sampling frequency of an analog-digital converter.. . ... Thales

05/31/18 / #20180149747

Method for identifying a solid obstacle in a laser beam of a lidar system and related system

A method for identifying an obstacle (o) in the laser beam (f) of a lidar system includes: commanding the transmission of a laser beam (f); and receiving a lidar signal (s) corresponding to the reflection of the beam (f) on a diffuser present in the beam (f). The detection method further includes: evaluating a set of first parameters of the lidar signal, the set of first parameters including at least an amplitude and a duration, a first detection moment being defined for the lidar signal (s), the duration being defined at each moment as the time elapsed since the first detection moment; identifying an obstacle (o) present in the beam (f) when the amplitude is greater than a first threshold and the duration is greater than a second threshold; and decreasing the power of the beam (f).. ... Thales

05/31/18 / #20180149729

Method and device for locating an electromagnetic emission source and system implementing such a method

A method using an array of esm receivers comprises; a step of determining a first locus on the basis of a first measurement giving information on the angle difference of arrival of the emission beam on two receivers, the first locus including the points in space giving the same first measurement on the two receivers; a step of determining a second locus on the basis of a second measurement giving information on the direction of arrival on at least one receiver, the second locus including the points in space giving the same second measurement on the receiver; and a step of determining a third locus on which the position of the source is found, the third locus being the intersection of the first locus and of the second locus.. . ... Thales

05/31/18 / #20180148174

Controlling in flight entertainment system using pointing device integrated into seat

An entertainment system includes a video display unit facing a passenger seat and a track pad assembly integrated with an armrest of the passenger seat. The track pad assembly includes a track pad that is operable to control the video display unit.. ... Thales

05/24/18 / #20180145773

Device and method for calibrating a wideband radio frequency receive chain

A device and method for calibrating a wideband radio frequency receive chain are disclosed. In one aspect, the device includes a wideband radio frequency receive chain and a processing module configured to perform a spectral analysis. ... Thales

05/24/18 / #20180145413

Transceiver device and associated antenna

A transceiver device and associated antenna are disclosed. In one aspect, the transceiver device combines first and second transceiver modules with a transceiver capability including a substantially planar radiating element and including a central point. ... Thales

05/24/18 / #20180142662

Method for controlling a starter-generator

A method for controlling a starter-generator during a startup phase of a motor intended to be driven in rotation in a predetermined nominal direction by the starter-generator, the starter-generator comprises a stator comprising at least one polyphase stator winding and a rotor comprising at least one rotor winding coupled magnetically to the stator winding. The method comprises a step of starting up the motor, during which the polyphase stator winding and the rotor winding are supplied with electric power to start up the motor, the startup step preceded, when the motor is initially rotating in the direction opposite to the nominal direction, by a braking step, during which a current is drawn from at least one polyphase stator winding and the rotor winding is supplied with electric power.. ... Thales

05/10/18 / #20180132353

Electronic board and associated manufacturing method

An electronic circuit board comprising an assembly of a printed circuit board comprises a first face receiving at least one electronic component, and a heat sink, the printed circuit board and the heat sink stacked in a stacking direction, the heat sink fixed to the printed circuit board on a second face opposite the first face, the heat sink comprising a base, in the form of a plate, and reliefs extending from a flat surface of the base, the reliefs intended to increase the contact surface between the heat sink and a flow of air relative to the contact surface between the base and the flow of air, the base interposed between the printed circuit board and the reliefs in the stacking direction, the heat sink fixed directly to the printed circuit board by gluing only and wherein the heat sink is of a single piece.. . ... Thales

05/10/18 / #20180131992

User centric adaptation of vehicle entertainment system user interfaces

A vehicle entertainment system includes a video display unit and a user interface (ui) control processor. The ui control processor is configured to receive passenger attributes sensed from the passenger operating the video display unit, generate a passenger metric that characterizes the passenger based on the attribute, and control a ui of the video display unit based on the passenger metric. ... Thales

05/10/18 / #20180131270

Power converter and associated electrical grid

A power converter comprises a power structure receiving, as input, an ac voltage comprising at least one phase and delivering, as output, a dc voltage, the output power of the power structure being regulated by a multiplier receiving, as input, a current control signal and a signal proportional to the output voltage of the power structure, the current control signal being generated by a current correction module receiving, as input, a signal proportional to the difference between the output current of the power structure and a current setpoint signal. Electrical network comprising such a power conversion circuit is also provided.. ... Thales

05/10/18 / #20180130363

Standardizing platform approaches for aircraft

A method to manage approaches to a platform (in particular at sea and operated by a helicopter) comprises the steps of receiving initial parameters and determining four particular waypoints (called iaf, if, faf and map). These flight plan points respectively determine the starting point of the approach procedure, the intermediate point corresponding to the end of the initial alignment and to the start of the capture of the final approach axis, the starting point of the final approach, and the point of decision to terminate the approach or initialize a go-around. ... Thales

05/10/18 / #20180128899

Receiving device for an electronically scanned antenna, said device being able to operate in resm and radar mode, and radar equipped with such a device

A receiving device comprises an analogue reception filter designed for a given frequency band included in the entire operating band of radar, the device further comprising a digital filter able to separate the received signals depending on their frequency, one portion of the frequency band of the given frequency band allocated to the radar reception function and another portion allocated to an resm reception function.. . ... Thales

05/10/18 / #20180128642

Method for managing and displaying georeferenced graphic symbols and associated display device

A method is provided for managing and displaying symbols that are geo-referenced in a viewing device. The method is implemented in a synthetic viewing system comprising a navigation system, a cartographic database comprising a geo-referenced object, electronic calculation means to calculate the symbol which is itself geo-referenced representative of the geo-referenced object and a viewing device. ... Thales

05/03/18 / #20180124075

Avionic equipment with single use signing of a transmitted message and associated avionic system, transmission method and computer program

An avionic equipment unit, intended to be on board an aircraft, including a calculating module configured to calculate a signature associated with a data field, the calculated signature depending on the data field, and a transmission module configured to transmit a message to another avionic equipment unit on board the aircraft, the message including the data field and the associated calculated signature, the calculated signature being unique for each data field and for each respective message transmission.. . ... Thales

05/03/18 / #20180122331

Method for overlaying an image arising from a sensor on a synthetic image by automatic detection of the limit of visibility and associated viewing system

An on-board viewing system for aircraft of an image arising from an image sensor overlaid on a synthetic image of the outside landscape is provided. The method comprises the following steps: analysis, at a temporal frequency, of the sensed images so as to determine, in each image, a boundary between the information useful for piloting and the non-useful information, the useful information consisting of noteworthy elements, the temporal frequency being an order of magnitude lower than the video refresh frequency; determination of a transition zone in the vicinity of each boundary; display on the viewing screen, at the video refresh frequency, of the sensed images, each sensed image being displayed overlaid on a synthetic image of the landscape, the sensed image being opaque under the transition zone, totally transparent above the transition zone and of continuously variable transparency in the transition zone.. ... Thales

05/03/18 / #20180120438

Optical system and method for pointing a laser through the atmosphere

An optical system for laser-pointing a target through the atmosphere, with four optical channels: a passive imaging channel with an auxiliary camera linked to a coarse pointing control device; an illumination channel with a pulsed illumination source and temporal synchronization means, these channels including a first common optical coarse pointing device; an effector channel with a high-power laser source; an active imaging channel with: a high-speed camera synchronized with the illumination source by the synchronization means, and linked to a fine pointing control device; means for harmonizing the high-speed camera with the high-power laser source; the active imaging and effector channels form a pair and include a second common optical coarse pointing device, the coarse pointing devices controlled by the coarse pointing control device; a common optical fine pointing device, controlled by the fine pointing control device; and the coarse pointing control device is linked to the fine pointing control device.. . ... Thales

05/03/18 / #20180120427

Multibeam fmcw radar, in particular for automobile

A radar comprises at least one array antenna composed of transmit sub-arrays and of receive sub-arrays, a transmit and receive system and processing means: the distribution of the transmit sub-arrays and receive sub-arrays is symmetric both with respect to a vertical axis and a horizontal axis; at least two transmit sub-arrays symmetric with respect to the vertical axis are the largest possible distance apart; at least two transmit sub-arrays symmetric with respect to the horizontal axis are the largest possible distance apart; at least two receive sub-arrays symmetric with respect to the vertical axis are the largest possible distance apart; at least two receive sub-arrays symmetric with respect to the horizontal axis are the largest possible distance apart; a first coding of the wave transmitted by the transmit sub-arrays carried out by frequency shifting of the ramps between the various transmit sub-arrays; a second coding of the wave transmitted by the transmit sub-arrays carried out by phase modulation from frequency ramp to frequency ramp between the various transmit sub-arrays.. . ... Thales

04/19/18 / #20180106643

Unknown

A position sensor to provide an absolute position of a movable portion with respect to a fixed portion of a mechanism comprises two elements to move with respect to one another. The first element comprises a component that is sensitive to a magnetic field. ... Thales

04/12/18 / #20180100934

Point location method for a vehicle moving on a constrained trajectory and associated system

A point location method for a vehicle moving on a constrained trajectory, implemented by a location device comprises tachometry means, odometry means, a group of at least one satellite geopositioning receiver and a time base synchronized to a satellite geopositioning system, the location device detecting the passage of the vehicle closest to a predetermined position by exploiting knowledge of the displacement of the vehicle, by predicting the form of a set of satellite geopositioning signals at the predetermined position and by testing the match between the predicted signals and those received by the group of at least one satellite geopositioning receiver, the displacement of the vehicle being determined from data supplied by the odometry means and a mapping of the trajectory.. . ... Thales

04/12/18 / #20180100930

Detection module of a disturbance signal during initial receiving by a receiver of navigation information, receiver comprising such module, associated method and computer program product

A module making it possible to detect a disturbance signal during initial receiving by a receiver of navigation information, the receiver including a plurality of elementary antennas able to receive, in a plurality of arrival directions, electromagnetic signals including navigation information, a forming unit able to form a resultant signal from the electromagnetic signals and a processing unit able to process the resultant signal, the detection module being integrated into the forming unit and able to receive the electromagnetic signals coming from each of the elementary antennas, analyze the signals and detect a disturbance signal when the receiver is started cold in case of detection of a favored arrival direction of some of the electromagnetic signals.. . ... Thales

04/12/18 / #20180099767

Stacking device for a space vehicle and associated space vehicle

A stacking device for a space vehicle comprises a plurality of hold down and release mechanisms and is configured to hold, temporarily, n space appendages, n being an integer strictly greater than 2, on one and the same support of a space vehicle using hold down and release mechanisms. The stacking device is arranged such that several space appendages are held by one and the same hold down and release mechanism. ... Thales

04/05/18 / #20180097292

Cavity-backed radiating element and radiating array including at least two radiating elements

A radiating element comprises a cavity that is axially symmetric about an axis z, a metal central core that extends axially at the center of the cavity and n different successive metal elliptical planar elements that are stacked on top of one another parallelly to the lower wall of the cavity, the central core comprises a lower end that is fastened to the lower metal wall of the cavity and an upper end that is free, each elliptical metal planar element being centered in the cavity and secured to the central core, the n elliptical planar elements being regularly spaced and having dimensions that decrease monotonically between the lower end and the upper end of the central core, where n is an integer higher than 2.. . ... Thales

03/29/18 / #20180088210

Method for modulating a microwave frequency wave, transmission system carrying out this method, and radar comprising a system of this type

A wave transmitted by an antenna made up of an array of radiating elements, two pulse waves are transmitted, each modulated by a phase shift law known as modulation phase shift, the phase shifts being in opposition, a first wave being transmitted by a sub-array of radiating elements referred to as odd and the second wave being transmitted by a second sub-array of radiating elements referred to as even, the two sub-arrays being interleaved, the transmitted wave being the combination of the first wave and the second wave.. . ... Thales

03/22/18 / #20180082777

Planar transformer layer, assembly of layers for planar transformer, and planar transformer

A planar transformer layer is provided. The planar transformer comprises distinct electrical connections and thermal connections. ... Thales

03/22/18 / #20180082438

Method of determining a direction of an object on the basis of an image of the object

The invention relates to a method of determining the absolute direction of an object of a scene (1), with a predetermined desired performance. It comprises a learning phase and an online operation phase, the learning phase comprising the following steps: acquisition by circular scanning by means of a first optronic imaging device of determined fixed position, of a series of partially overlapping optronic images (2), including an image or several images of the scene (step a1), automatic extraction from the images, of descriptors defined by their image coordinates and their radiometric characteristics, with at least one descriptor of unknown direction in each overlap (21) of images (step b1), from the descriptors extracted from the overlaps between images, automatic estimation of the mutual relative rotation of the images and mapping of the descriptors extracted from the overlaps (step c1), identification in the images, of at least one known reference geographic direction (22) of precision compatible with the desired performance, and determination of the image coordinates of each reference (step d1), from the descriptors extracted from the overlaps and mapped, the direction and the image coordinates of each reference, automatic estimation of the attitude of each image, called fine registration step (step e1), from the attitude of each image, the position and internal parameters of the first imaging device, and the image coordinates of each descriptor, computation of the absolute directions of the descriptors according to a predetermined model of image capture of the imaging device (step f1), the online operation phase comprising the following steps: acquisition of at least one image of the object called current image (20), from a second imaging device of determined fixed position (step a2), extraction of descriptors from each current image (step b2), mapping of the descriptors of each current image with the descriptors whose absolute direction was calculated in the learning phase, to determine the absolute direction of the descriptors of each current image (step c2), from the absolute directions of the descriptors of each current image, estimation of the attitude of each current image (step d2), from the image coordinates of the object in each current image, the attitude of each current image, the position and predetermined internal parameters of the second imaging device, computation of the absolute direction of the object according to a predetermined model of image capture of each current image (step e2).. ... Thales

03/22/18 / #20180081748

Analysis method of embedded system dysfunctions, associated computer program product and analysis device

A method for analyzing dysfunctions of an embedded system including a phase for modeling this system and an analysis phase, the modeling phase including defining a set of resources, a set of services, a set of statuses and at least one rule for the acquisition of a status by a resource or by a service, the analysis phase including configuring the analysis including marking a marked event and analyzing acquisition rules to determine a set of basic events and conditions for the appearance thereof, leading to the appearance of the marked basic event.. . ... Thales

03/15/18 / #20180075758

Decision-making aid for revising a flight plan

A method is provided for managing the revising of a flight plan of an aircraft implemented by at least two systems, one being of avionics type (qualified, certified) and the other not. From a flight plan, flight plan revisions are determined, even assessed, then one or more of these revisions are selected and/or combined. ... Thales

03/15/18 / #20180075632

Unknown

The present invention relates to a system (14) for displaying avionic data on at least one display space of an aircraft cockpit, comprising a processing module (23) configured to receive a message to be displayed indicating an event and to associate the content of this message with one of the display formats, a display module (25) configured to display the received message superimposed on at least one current display format, displayed in a respective display space and an acquisition module (27) configured to acquire a display control command relative to the received message. The display module (25) is further configured to display the display format associated with said message on at least one display space in case of acquisition of the display control command relative to said message.. ... Thales

03/15/18 / #20180073932

Method for measuring the frequency modulation of a laser source

A method for reducing the peak factor of a signal transmitted in a frequency band comprising several channels, the signal using a plurality of channels in the band comprises: a step of clipping the signal, a step of subtracting the clipped signal from the signal, so as to obtain a peak signal, a step of filtering the peak signal with the aid of a multichannel filter configured to comply with a predetermined spectral mask for each of the channels used by the signal, and a step of subtracting the filtered peak signal from the signal. A device for emitting a multichannel signal implementing the method for reducing the peak factor is also provided.. ... Thales

03/15/18 / #20180073916

Optical-fibre sensor device

A method for manufacturing an optical-fibre sensor device is provided, including an enclosure defining a recess and an optical-fibre sensor including an optical-fibre and a device for holding the sensor that is rigidly connected to the optical fibre, the optical fibre passing through the holding device between two attachment points provided on the holding device. The method comprises the steps of: positioning the optical-fibre sensor in the enclosure to pass the fibre through two passage openings provided on the enclosure, the optical fibre generally extending along a longitudinal axis in the recess, which defines two optical-fibre portions in the enclosure, on either side of the holding device, each fibre portion extending between one of the points for attachment of the holding device and one of the passage openings in the enclosure, substantially in a straight line; holding the optical-fibre sensor in position; performing a differential elongation of the enclosure relative to the optical-fibre sensor in the longitudinal direction, and towards the outside of the enclosure, while the optical-fibre sensor remains held in position; attaching the optical fibre to the enclosure at the passage openings.. ... Thales

03/01/18 / #20180062898

Method for reducing the peak factor of a multichannel emission by adaptive and intelligent clipping/filtering

A method for reducing the peak factor of a signal transmitted in a frequency band comprising several channels, the signal using a plurality of channels in the band comprises: a step of clipping the signal, a step of subtracting the clipped signal from the signal, so as to obtain a peak signal, a step of filtering the peak signal with the aid of a multichannel filter configured to comply with a predetermined spectral mask for each of the channels used by the signal, and a step of subtracting the filtered peak signal from the signal. A device for emitting a multichannel signal implementing the method for reducing the peak factor is also provided.. ... Thales

03/01/18 / #20180062577

Frequency conversion device with dual local oscillators and satellite payload comprising such a device

A frequency conversion device, intended for installation on board a satellite, comprises an active assembly comprising at least one first radiofrequency processing chain comprising a first mixer, a first local oscillator operating at a first frequency and linked to the first mixer, at least one second radiofrequency processing chain comprising a second mixer, and a second local oscillator operating at a second frequency and linked to the second mixer and a current or voltage converter for supplying power to the active assembly.. . ... Thales

03/01/18 / #20180061248

Aid method for piloting an aircraft, associated computer progam product and aid device for piloting

An aid method for piloting an aircraft including acquiring an instruction intended to alter the flight plan, determining an applicability period of the instruction made up of a plurality of applicability moments of the instruction in which the application of the instruction is compatible with the operational capabilities of the aircraft and with the constraints of the flight plan, for each applicability moment of the instruction, determining an altered flight plan in case of application of the instruction at this applicability moment and calculating values of the operational parameters associated with this flight plan, and selecting an optimal applicability moment based on values of the operational parameters associated with the altered flight plan and operational parameters associated with the current flight plan.. . ... Thales

03/01/18 / #20180060751

Method for determining tactical actions

Disclosed is a method for determining tactical actions for protecting a reference entity with respect to a plurality of entities in a battlefield environment, the method including: segmenting the battlefield environment into a plurality of layers; associating actable deterrent systems with each layer; obtaining data representative of the probability, for each deterrent system, that the considered deterrent system deters an entity in the associated layer; providing, for each entity, the level of threat of the entity; and computing a cost function for determining the deterrent systems to be engaged by the reference entity for rendering extremal the cost function, the cost function being a function depending from the provided level of threat and the obtained data.. . ... Thales

03/01/18 / #20180060746

Method of explaining a score

A score explanation method for explaining a score includes at least steps of: a1) providing a first score associated with a first vector containing the first values of the parameters; b) generating a first set of lists, each list including a second number of indicators; c) generating, from a list, of at least a third vector wherein each parameter has a third value; the third value being equal to the corresponding first value when the list does not include an indicator of the corresponding parameter, and different from the corresponding first value otherwise; d) calculating the score of at least one third vector; e) evaluating, from the scores calculated for each of the third vectors, an indicator of significance of each parameter; f) elaborating, from the evaluated indicators of significance, an explanation of the first score.. . ... Thales

03/01/18 / #20180060298

Avionics system for creating a data cloud and for interacting with the data cloud and associated method

An avionics system comprises an analysis system for analysing the data input, arranged so as to ensure the following functionalities: recognition of the characteristics of each datum and creation of a raw alphanumeric datum; decomposition of the raw alphanumeric datum into numerical values and into referenced parameters or into unreferenced information or into unutilizable information; verification of the consistency of the information emanating from the raw alphanumeric datum; transformation of the raw alphanumeric datum into utilizable alphanumeric datum; the alphanumeric data being displayed in a data “cloud” on the viewing device, the data being able to be selected, modified or moved by the interaction means.. . ... Thales

03/01/18 / #20180059238

Multilook coherent change detection

Methods and devices use information from the original sar images to provide measurements that can be applied to corresponding change detection products. This produces reliable registration and alignment for the change products even when the imaging geometry is significantly changed. ... Thales

03/01/18 / #20180058731

Stirling cooler with fluid transfer by deformable conduit

A cooler operating according to the stirling cycle, including a housing including a compression cylinder and a regeneration cylinder, a movable compression piston and a movable regeneration piston, that can move in translational motion in the compression cylinder and in the regeneration cylinder, a driving crankshaft, including a rotating crank pin, and two connecting rods coupled to the compression piston and the regeneration piston, the connecting rods being coupled to the rotating crank pin, a fluid flow duct for circulating fluid, connecting the compression cylinder and the regeneration cylinder, one end of the fluid flow duct being disposed on the regeneration piston, and the fluid flow duct including a deformable pipe that is deformed in accordance with the movement of the compression piston and/or of the regeneration piston.. . ... Thales

03/01/18 / #20180058730

Stirling cooler with flexible regenerator drive

A cooler operating on the stirling cycle, of the type including a compressor with a compression piston moving in a compression cylinder, a regenerator with a regeneration piston moving in a regeneration cylinder, a driving crankshaft including a crank pin that can rotate with respect to the compression cylinder and/or the regeneration cylinder, and a compression connecting rod, including a head mounted on the front pin and a foot articulated on the compression piston, the regeneration piston being connected to the crankshaft by a link element including at least three rigid adjacent sections connected by at least two spring-type connecting rods.. . ... Thales

02/15/18 / #20180049005

Controlling vehicle cabin networks based on connectivity metrics

A network analysis terminal is described that operates within a vehicle cabin to generate connectivity metrics. The terminal monitors packets communicated through at least one cabin network between a content server and passenger terminals. ... Thales

02/15/18 / #20180048542

Analyzing passenger connectivity experiences while using vehicle cabin networks

A network analysis terminal is described that operates within a vehicle cabin to generate passenger connectivity experience metrics. The terminal monitors packets communicated through at least one cabin network between a content server and passenger terminals. ... Thales

02/15/18 / #20180045819

Multi-resolution fmcw radar detection method and radar implementing such a method

A detection method implementing an fmcw waveform is provided, the emitted waveform is formed of a recurring pattern of given period tr covering an emission frequency band of given width b, each pattern being divided into a given number p of sub-patterns of duration tr/p covering an excursion frequency band Δf=b/p, the sub-patterns being mutually spaced by a frequency interval equal to Δf. The radar performs: a first distance-compression processing operation carrying out a low-resolution distance compression at the scale of each recurring pattern on a fraction b/p of the emission band of width b corresponding to the frequency band covered by each of the sub-patterns; a doppler processing operation on a given number n of successive recurrences so as to form p ambiguous distance-doppler maps of low distance resolution, the maps being segmented into various speed domains; a second distance-compression processing operation of resolution that differs depending on the speed domain to which the relative speed of the target with respect to the radar belongs.. ... Thales

02/08/18 / #20180041732

Display with detachable screen

A display with a detachable screen according to the present application includes a servo body and a display screen, the display screen is electrically connected to the servo body via an electric wire, the display screen is detachably connected to the servo body, and the servo body drives the display screen to move between an unfolded position and a folded position, and the electric wire is detachably connected to the display screen. The display with the detachable screen according to the present application has a simple and compact structure and occupies a small volume, and the assembling and disassembling is convenient and efficient, the display screen can be separately detached from the servo body easily, thus it is convenient to independently maintain and replace the display screen without the complicated process of detaching the entire display from an interior trimming panel of a luggage rack of a passenger aircraft.. ... Thales

02/08/18 / #20180041268

Method and system for 4d-tdma multi-user transmission

A method and a system for multi-user transmission in a network, comprising at least on network control center ncc and one or more terminals, wherein the method comprises at least the following steps: determining the number of 4d-tdma carriers as a function of the number and needs of the terminals, determining the type (scpc or tdma) and frequency band bi of each of the 4d-tdma carriers as a function of the terminals transmitting on the carriers, for each frame, dividing the band b into ptdma transmission channels and into pscpc service channels, each channel consisting of frames comprising a plurality of slots, stdma slots and sscpc slots, dynamically allocating a plurality of slots of a 4d-tdma carrier according to the services required by each terminal, configuring the coding and modulation scheme of each slot by taking account of the quality of the received signals.. . ... Thales

02/08/18 / #20180041096

Screen turning-over mechanism

A screen turning-over mechanism includes a rotating shaft connected to a screen and a motor drivably connected to the rotating shaft. The motor is connected to an electromagnetic damping loop which forms a closed path with the motor only when the motor is in a de-energized state. ... Thales

02/08/18 / #20180038950

Method for measuring the height of a target relative to the ground using a moving radar, and radar implementing such a method

Radar equipped with a transmission antenna array and with a reception antenna array is provided, the measurement of the height h2 is obtained by estimating the frequency of at least one time-dependent amplitude modulation produced on the reception antenna array, the modulation generated by the interference of the signals received directly from the target and the signals received after reflection on the ground, on the basis of the signals transmitted by the transmission antenna array.. . ... Thales

02/08/18 / #20180038398

Latch assembly

A latch assembly is provided according to the present application, which includes a latch body and a guiding plate. The latch body is provided with a latch end configured to connect a device, and the guiding plate is provided with multiple positioning holes, the latch body is provided with multiple convex embedding blocks matching with the multiple positioning holes respectively, the latch body is further provided with a damper, and after the multiple embedding blocks of the latch body are inserted into the multiple positioning holes respectively, the damper clamps the guiding plate to achieve the connection. ... Thales

02/01/18 / #20180033207

Method of graphical management of the symbology in a three-dimensional synthetic view of the exterior landscape in an on-board viewing system for an aircraft

A method for managing a symbology in an on-board viewing system for an aircraft, the graphical representation comprising the piloting and navigation symbology overlaid on a representation of the exterior landscape, the symbology comprises a first angular attitude scale comprising a first symbol called an aircraft mockup, a second speed scale, a third altitude scale and a second symbol called the speed vector. When the angular lateral distance between the position of the first symbol and the position of the second symbol is such that the second symbol is not overlaid on the lateral scales, the various scales are represented in the nominal position; when the angular lateral distance between the position of the first symbol and the position of the second symbol is such that the second symbol is overlaid on one of the scales, the various scales move and/or their size decreases.. ... Thales

02/01/18 / #20180029671

Method for handling a faired cable towed by a vessel

A method for handling a cable that is faired by means of a fairing, the cable towed by a ship on board which there is a winch allowing the faired cable to be wound in and paid out through a faired-cable guide device, the method comprises: a first step of monitoring the cable, making it possible to detect whether the fairing is experiencing a double twist around the cable comprising an immersed full twist and an airborne full twist, and, when a double twist is detected, a first step of hauling in the faired cable, during which step the faired cable is hauled in, the first hauling step being carried out in such a way that the immersed full twist at least partially leaves the water and does not enter the guide device.. . ... Thales

01/25/18 / #20180025853

Method of depositing oxidized carbon-based microparticles and nanoparticles

. . A process for the deposition of nano/microparticles, including at least graphene sheets on a support, comprises the following steps: oxidizing at least the graphene sheets; suspending the nano/microparticles in at least one solution comprising at least water as solvent; spraying, by hydrodynamic instability, each suspension over the substrate; heating the substrate, during each spraying, so as to promote the complete evaporation of the solvent from each part of each suspension sprayed over the substrate at a temperature less than or equal to one and a half times the boiling point of each solution and less than or equal to 200° c.; annealing the deposit after the spraying(s) at a temperature sufficient to deoxidize at least the oxidized graphene present in the deposit and greater than the temperature of the substrate during the deposition step.. . ... Thales

01/25/18 / #20180022367

Axle counting method and axle counting device

An axle-counting method for railbound vehicles includes the following method steps: coupling light into at least one sensor fiber, wherein the sensor fiber includes at least one fiber bragg grating mounted on a rail, wherein each fiber bragg grating has a reflection spectrum having a reflection peak which is at a bragg wavelength and has a full width at half maximum; generating a difference signal from two shear stress signals through detection and filtering the temporal intensity course of the light power reflected by two fiber bragg gratings which are arranged at a separation from one another; and generating a wheel signal if the difference signal exceeds a predetermined shear stress difference limiting value.. . ... Thales

01/18/18 / #20180020042

Transferring content between a ground based content server and an aircraft based content server via content fragments distributed across courier electronic devices

. . A ground based content server transfers content to an aircraft based content server via courier devices that are transported by aircraft passengers. Content files to be delivered to a target aircraft are identified. ... Thales

01/18/18 / #20180018059

Matrix touch surface of large dimensions comprising double injection electronics of the rows or of the columns

A device with touch surface with projected capacitive detection comprising a matrix touchscreen comprises a plurality of conductive rows and of conductive columns, the screen linked to electronic control means generating, for each conductive row and for each conductive column, transmission signals and electronic means for receiving and analysing the reception signals from each conductive row and from each conductive column. Each row of the device comprises, at one of its ends, first means for generating a first transmission signal and first means for receiving a first reception signal and, at its opposite end, second means for generating a second transmission signal and second means for receiving a second reception signal, the first transmission signal and the second transmission signal being synchronous, having the same frequency, the same amplitude and the same phase.. ... Thales

01/18/18 / #20180015992

Fish with variable hydrodynamic lift and tow line comprising the fish

In the field of bodies towed behind a ship, commonly called fish, a fish comprises a supporting structure configured to move in water in a horizontal main direction, at least one appendage configured to generate a hydrodynamic lift directed downwards when the fish moves in the water under the towing effect, and a lock for reducing the hydrodynamic lift of the appendage.. . ... Thales

01/11/18 / #20180013589

Triggering an identification signal broadcast of a first navigational aid equipment using a tone in the voice band transmitted by a second navigational aid equipment

Aspects of the present invention relate to methods, systems, and computer-readable media for triggering an identification signal broadcast of a first navigational aid equipment using a tone in the voice band transmitted by a second navigational aid equipment. Aspects include receiving, at the first navigational aid equipment, a tone in a voice band of second navigational aid equipment. ... Thales

01/11/18 / #20180013381

Airship equipped with a compact solar generator using local concentration and bifacial solar cells

An airship is equipped with a compact solar generator using concentration to supply the airship in flight with electrical energy from solar radiation. The compact solar generator comprises a first set of row(s) of bifacial photovoltaic solar cells, arranged parallel to a longitudinal central axis of the airship, and a solar radiation concentrator for making solar rays converge towards rear faces of the bifacial solar cells of the first set. ... Thales

01/11/18 / #20180012723

Vacuum electron tube with planar cathode based on nanotubes or nanowires

A vacuum electron tube comprises at least one electron-emitting cathode and at least one anode arranged in a vacuum chamber, the cathode having a planar structure comprising a substrate comprising a conductive material, a plurality of nanotube or nanowire elements electrically insulated from the substrate, the longitudinal axis of the nanotube or nanowire elements substantially parallel to the plane of the substrate, and at least one first connector electrically linked to at least one nanotube or nanowire element so as to be able to apply a first electrical potential to the nanowire or nanotube element.. . ... Thales

01/11/18 / #20180012694

Electromagnetic induction device configured as a multiple magnetic circuit

An electromagnetic induction device comprises a closed magnetic circuit, without air gap, of which at least one first part is substantially rectilinear and surrounded by a sleeve, the sleeve being surrounded by an electrical conductor which comprises at least one metal sheet electrically insulated on at least one of its faces, wherein at least the first part of the magnetic circuit has a section of circular form.. . ... Thales

01/11/18 / #20180012503

Device and method for calculating required navigation performance prediction

A method is provided for calculating the prediction of required navigation performance for a trajectory associated with a list of segments of a flight plan. A method is also provided for displaying the navigation performance as a corridor trajectory and adapted to guarantee compliance with the navigation performance requirements while offering immediate viewing of the navigation latitude in a corridor.. ... Thales

01/11/18 / #20180012502

Method of calculation by a flight management system of a trajectory exhibiting improved transitions

A method of calculation, by a flight management system termed fms, of a trajectory flown by an aircraft comprises the steps, calculated by the fms, of: for at least one transition of the trajectory arising from the flight plan: 1) determining an initial transition comprising at least one arc exhibiting a single initial turning radius, 2) determining an initial trajectory incorporating the initial transition, 3) determining for each parameter a plurality of predicted values of the parameter in the course of the initial transition, 4) determining a plurality of ordered subdivisions of the arc of the initial transition according to a predetermined criterion, 5) determining, for each subdivision, an associated turning radius, 6) determining an improved transition on the basis of the ordered subdivisions and of the successive associated turning radii, 7) determining an improved trajectory incorporating the improved transition, 8) displaying the improved trajectory to a pilot of the aircraft.. . ... Thales

01/11/18 / #20180010922

Method for automatically adapting the range of visibility in a three-dimensional synthetic representation of the outside landscape in an on-board display system for aircraft

A method for three-dimensional graphic representation of the outside landscape in an on-board display system for aircraft comprises a graphical computer and a display screen. The graphic representation is computed to a visibility distance. ... Thales

01/11/18 / #20180010916

Device and method for calculating estimated navigation performance prediction

A method is provided for calculating the estimated navigation performance prediction for a trajectory associated with a list of segments of a flight plan. A method for displaying the navigation performance in a corridor trajectory so as to guarantee compliance with the navigation performance requirements while offering immediate viewing of the navigation latitude in a corridor is also provided.. ... Thales

01/04/18 / #20180005536

Method and system for displaying information relating to an aircraft, device for producing said information and related computer program product

This method for displaying information relative to an aircraft is carried out by computer and includes the acquisition of a message from among a meteorological message and an aeronautical information message, each message including at least one mission object identifier; searching, among the mission object identifier(s) contained in each acquired message, for at least one mission object identifier verifying at least one criterion from among first, second and third predefined criteria, the first criterion depending on a received mission plan, the second criterion depending on the current position of the aircraft, and the third criterion depending on both the current position of the aircraft and the received mission plan; and if at least one mission object identifier is detected verifying at least one of the first, second and third predefined criteria, displaying each detected identifier.. . ... Thales

01/04/18 / #20180001971

Device and method for protecting towed underwater objects from fishing lines

A protective device configured to protect a line-cutting device mounted on a cable towed by a surface vessel comprises a blade holder comprising a blade, the blade being formed in the blade holder and being retractable into a slot about a transverse spring pin, wherein the protective device comprises a weighted body of hydrodynamic overall shape delimiting a transverse opening for the passage of the cable and an interior cavity in which the blade is arranged in such a way as to cut any line caught in the cavity, the protective device free to rotate about the cable.. . ... Thales

01/04/18 / #20180001969

Device for handling and towing a submersible object

A device for handling and towing a submersible object installed on a ship, comprises: a tilting structure supported by a support, and able to pivot with respect to the support about a first axis parallel to a plane to extend horizontally, the tilting structure equipped with a first guide device allowing the cable to be guided, a pivot connection about a second axis situated in a plane substantially perpendicular to the first axis of rotation, arranged to allow a rotary part of the tilting structure to rotate with respect to the support, the rotary part equipped with the first guide device, a stabilizing device arranged to keep the rotary part of the tilting structure in a deployed position with respect to the support as long as a torque of the relative pivoting between the rotary part and the support about the second axis is below or equal to a predetermined threshold, and to allow the rotary part, equipped with the first guide device, to rotate with respect to the support about the second axis once a torque of relative pivoting between the rotary part and the support about the second exceeds the threshold.. . ... Thales

12/28/17 / #20170373456

Device for generating a laser radiation and associated fabrication method

Disclosed is a device for generating a laser radiation including a box and an electrode, the electrode including a column extending along an axial direction and a collar surrounding the column and having a first face perpendicular to the axial direction and a second face parallel to the first face, the second face facing the box. The generating device includes a ring having a third face bearing against the box, the ring defining a hole emerging on the third face and accommodating the collar, the hole being defined along the axial direction by a bearing face arranged in the ring, perpendicular to the axial direction and facing the box, the first face bearing against the bearing face.. ... Thales

12/28/17 / #20170371031

Method for measuring a direction of incidence of an incident wave for an instantaneous wideband receiver and associated receiver

This method involves, for an array of at least two antennas pointing in different directions and the respective radiation patterns of which overlap one another, each antenna including at least two radiating elements so as to be able to work in a first operating mode associated with a first radiation pattern (Δ) and according to a second operating mode associated with a second radiation pattern (Σ): acquiring, for each antenna, a first signal (sΔi) corresponding to the first operating mode and a second signal (sΣi) corresponding to the second operating mode; determining, for each antenna, an opening half-angle (ρi) of a cone of possible directions of incidence from the amplitude of the first and second signals; calculating the bearing angle (⊖0) and/or the elevation angle (φ0) of the direction of incidence by intersection of the cones of possible directions of incidence determined for each antenna.. . ... Thales

12/21/17 / #20170366372

Method for very high throughput satellite data transmission

A method comprises a preprocessing step consisting, in the gateway station, in pre-segmenting the data as a function of the carrier frequency which is dedicated to them on the downlink dl, in reassembling and in encapsulating the pre-segmented data in successive basic frames dl bb-frames, that can be transmitted over the downlink, each basic frame dl bb-frame of the downlink being encapsulated by addition of a specific transport header dl bb-th on the downlink and a data field, and a step consisting, in the gateway station, in incorporating the different basic frames dl bb-frames of the downlink in the data field of the different basic frames ul bb-frames of the uplink.. . ... Thales

12/21/17 / #20170366302

Method of guaranteed reception of common signals in an avionics system comprising a plurality of electronic computers

Methods of guaranteed reception and of processing of a digital signal in an avionics system comprise a plurality of computers, each computer comprising processing electronics and a software layer, which, on receipt of an event, carries out the following steps: at a first instant, sending to each of the other computers of a first signal (ack) of reception of the event; at a second instant termed “timeout ack”, if the electronic computer has not received one of the first signals emanating from one of the other computers, sending of a second failure signal (fail) to each of the other computers; at a third instant termed “timeout garanteed”, if a second failure signal has been received by the computer, absence of taking into account of the event by the computer and if no failure signal has been received by the computer, taking into account of the event by the data processing electronics of the computer.. . ... Thales

12/21/17 / #20170366223

Method for deinterleaving radar signals

Disclosed is a method for deinterleaving radar signals, the method including: the reception of electromagnetic signals by a receiver (12) and the extraction of the pulses from the received signals, and the formation of pulse trains grouping together at least three pulses spaced apart by a same pulse repetition interval, each pulse train being defined by the pulse repetition interval. The method further includes: the grouping together of the pulse trains having a same pulse repetition interval according to a predefined grouping law in order to form pulse plateaus, and the association of the pulse plateaus according to at least one predefined association law in order to obtain deinterleaved radar signals formed from the concatenation of the pulse trains of the associated pulse plateaus.. ... Thales

12/21/17 / #20170366085

Switching energy converter with reduction of the static bias introduced by a stabilizing ramp

This converter includes a controllable switch (m) and a control device (311) for generating a signal for controlling the opening and closing instants of the switching switch, the control device being of the control device type in a current mode requiring the application of a current stabilization signal. The control device includes a component (20) delivering a stabilization signal (rc) intermittently, by applying the stabilization signal (rc) at a predetermined instant which precedes a reference instant; and a comparator (28) for generating a control signal (cm) of the controllable switch (m) from the comparison of a set value signal (Îl) and of a measurement signal corresponding to the current (il) flowing in an impedance (l) of the converter, the intermittent stabilization signal (rc) being subtracted from the set value signal (Îl) or added to the measurement signal before applying the comparator.. ... Thales

12/21/17 / #20170364168

Device for adjusting the braking force of a rolling ball or "trackball" and associated rolling ball

A device for adjusting the braking force of a rolling ball or “trackball” comprises: a rotating ring in the form of a straight circular hollow cylinder, the ring comprising a flexible annular seal, the outer periphery of the cylinder comprising: an inclined oblong; a plurality of identical notches; a fixed support comprising: a circular void; a fixed pin and an indexing finger arranged so that, the ring being mounted in the void of the support, the fixed pin is housed in the oblong of the ring and the indexing finger in one of the notches of the ring, the rotation of the ring causing the displacement of the pin in the oblong, the indexed notch to change and a translational motion of the ring parallel to the axis of revolution of the cylinder.. . ... Thales

12/21/17 / #20170363733

Radar-assisted optical tracking method and mission system for implementation of this method

The method, implemented within a mission system that comprises an electro-optical camera which generates video images, detects movable/moving objects, and tracks a target object; and a radar sensor which generates signals and detects blips, consists of: acquiring a video image provided by the camera and blips provided by the radar sensor at the time instant of generation of the acquired video image; converting the geographic position of each acquired blip, expressed in a first reference frame associated with the radar sensor, into a geographic position expressed in a second reference frame associated with a camera pointing direction of the electro-optical camera at the time instant of generation of the video image; and correcting the geographic position of each blip in the second reference frame, according to the characteristic features of the camera, in a manner such as to obtain a position in the image.. . ... Thales

12/21/17 / #20170361948

Modular architecture optimized for making microsatellites

The present invention concerns a method for making a microsatellite, comprising providing: modules of a first type configured to house electronic boards of a microsatellite; modules of a second type configured to house devices and systems of a microsatellite; and modules of a third type comprising first and second interface means configured to be coupled to a launch vehicle and to external appendages of a microsatellite, respectively; said modules of a third type being designed to cause a body of a microsatellite to have a predefined height; wherein all the modules of the first, second and third types are configured to be stacked regardless of the type. The method further comprises making a body of a microsatellite by stacking modules of different types, wherein the stacked modules include at least one module of the second type and at least one module of the third type.. ... Thales

12/14/17 / #20170358729

Capacitive rf mems intended for high-power applications

According to one aspect of the invention, there is proposed a capacitive radiofrequency microelectromechanical system or capacitive rf mems comprising a metallic membrane suspended above an rf transmission line and resting on ground planes, and exhibiting a lower face, an upper face opposite to the lower face and a first layer comprising a refractory metallic material at least partially covering the upper face of the membrane so as to prevent the heating of the membrane.. . ... Thales

12/07/17 / #20170352190

Miniature vision-inertial navigation system with extended dynamic range

. . A system and method for tracking positions of objects in an actual scene in a wide range of lighting conditions. A vision-inertial navigation system is provided that may be configured to track relative positions of objects of interest in lighting conditions ranging from, e.g., typical indoor lighting conditions to direct sunlight to caves with virtually with no light. ... Thales

11/30/17 / #20170346189

Compact multifrequency dual-polarization radiofrequency exciter for a primary antenna source and a primary antenna source equipped with such a radiofrequency exciter

A radiofrequency exciter comprises a junction including an axial access intended to be connected to a horn antenna, at least four lateral accesses and at least four frequency filters that are associated with the four lateral accesses, respectively, the junction including, in series, a first coupling cavity equipped with two coupling slots that are able to sample a vertical polarization, and a second coupling cavity equipped with two coupling slots that are able to sample a horizontal polarization, the four frequency filters being connected directly to the four respective coupling slots, the first coupling cavity having a transverse cross-section having a constant vertical dimension and a horizontal dimension that decreases between the axial access and a transverse exit aperture of the first coupling cavity.. . ... Thales

11/30/17 / #20170345778

Hyperfrequency housing occupying a small surface area and mounting of such a housing on a circuit

A package, able to encapsulate at least one component, forming a closed cavity of faraday cage type having side walls resting on a base and that are surmounted by a cover, wherein at least one of the side walls includes exterior electrical connection elements linked electrically to the interior of the cavity, the exterior connection elements able to interconnect with an exterior circuit such that the side wall faces the exterior circuit when the exterior connection elements are interconnected with the circuit.. . ... Thales

11/30/17 / #20170343818

Head-borne viewing system comprising crossed optics

Monocular or binocular viewing systems worn on the head of a user are provided. Each monocular assembly comprises a display and an optical assembly including an optical relay and a partially transparent optical combiner taking the form of an inclined curved plate, each optical assembly arranged to form a second image at infinity from a first image displayed by a display. ... Thales

11/30/17 / #20170343647

Method for processing a radar signal in land/sea detection mode; processing system and associated computer program product

A method (100; 200) for digital signal processing (s(t)) of a pulse and scanning radar during an observation of a coastal zone in land/sea detection mode, the signal being sampled according to a two-dimensional temporal map, a distance dimension (d) and a recurrence dimension (rec), comprising: selecting a digital terrain model file (mnt) of the observed coastal zone; transforming (110; 210) the temporal map and/or the digital terrain model file to obtain a transformed temporal map and/or a transformed digital terrain model file the data of which are expressed in a common reference frame; constructing (120) a mask (mt; mf) from the transformed digital terrain model file; and applying (130) the mask to the samples (e(d, rec); e(d, Δf)) of the map associated with the transformed temporal map, in such a way as to obtain filtered samples (ef(d, rec); ef(d, Δf)).. . ... Thales

11/23/17 / #20170339616

Soft handover method using gateway sites diversity and implemented in a space telecommunication system

A soft handover method with gateway site diversity between a first nominal gateway to a relay satellite of a space telecommunication system and a second redundant gateway to the same satellite comprises a soft handover preparation phase, and a soft handover execution phase that are executed in succession. During the execution phase, a first switchover of the traffic at the ground segment level to the second redundant gateway, and a second switchover at the level of the segment on board the satellite between a first nominal access link of the first nominal gateway and a second redundant access link of the second redundant gateway are finely synchronized.. ... Thales

11/23/17 / #20170339045

System and method for transmitting data

A method and a system are provided implementing a mechanism for relaying by all the nodes, on all the networks and sub-networks connected and defined by the routing directive: as soon as a number of cells “n” of different index have been received, whatever the sender thereof, making it possible to reconstruct the message and until, on each of the sub-networks, a predefined number of cells of different index has been sent or received. The relaying comprises decoding the message received and recoding it by a sequence of the unique fountain code on each sending of the same message whatever the relay node.. ... Thales

11/23/17 / #20170338553

Self-complementary multilayer array antenna

An antenna array including a radiating structure formed from an array of radiating elements forming self-complementary patterns, the radiating surface separated from a ground plane by a dielectric layer, the antenna comprises an array of metallized vias passing through the dielectric layer between the radiating surface and the ground plane, each via being positioned facing a given point, referred to as the particular point, of a radiating element. The particular points may be located between two consecutive electrical supply points of a radiating element.. ... Thales

11/23/17 / #20170336492

Method for passively locating a non-movable transmitter

A method for passively locating a non-movable transmitter on the ground implemented by a group of at least one receiving station, each of the receiving stations comprising a detector of radars and a time reference, the set of time references being mutually synchronized, the transmitter transmitting a set of periodic pulses, wherein a first estimation of the position of the transmitter is carried out by the bancroft scheme on the basis of the mean arrival times of the pulses transmitted by the transmitter at the level of each station of the group of at least one receiving station, the result obtained being used thereafter as point for initializing a maximum likelihood scheme so as to converge toward the position of the transmitter.. . ... Thales

11/23/17 / #20170336450

Method for detecting signals in a frequency-ambiguous digital receiver, and digital receiver implementing such a method

A digital receiver comprising at least two reception pathways, the method carries out a digital inter-correlation of the signals obtained as output from at least two filters of different central frequencies and different ranks, the rank and the central frequency of the filters being chosen as a function of a determined frequency-wise search domain. For a determined search domain, the various sampling frequencies of the reception pathways are chosen so that the ambiguous frequencies resulting from the spectral aliasings vary as a monotonic function of the true frequency of the signals.. ... Thales

11/23/17 / #20170334532

Magnetic phase transition exploitation for enhancement of electromagnets

An electromagnet can be used to provide a controlled magnetic field, for example for the purpose of minesweeping. The electromagnet is constructed of a material which has a curie temperature, such that the electromagnet can be stored at a temperature above the curie temperature, but deployed below the curie temperature in use.. ... Thales

11/16/17 / #20170328985

Radar detection method distinguishing rain echoes and radar implementing such a method

The distinguishing of rain echoes from ground echoes is performed by an analysis of the attenuation of the radar echoes, a radar echo being classed as a rain echo if its attenuation on a logarithm scale as a function of distance fluctuates around an affine straight line according to a given statistical law.. . ... Thales

11/16/17 / #20170327251

Passive device designed to facilitate demise of a space system during re-entry into the earth's atmosphere

Space system comprising a structure formed by structure components, an on-board equipment carried by the structure, and a passive device designed to facilitate demise of the space system during re-entry into the earth's atmosphere. The passive device comprises connecting members designed to stably connect the structure components. ... Thales

11/09/17 / #20170324465

Inter-satellite communication device, associated satellite and associated constellation of satellites

. . . . An inter-satellite communication device for satellites orbiting within a constellation of satellites comprises at least one optical terminal dedicated to intra-orbital plane communication links and at least one optical terminal dedicated to inter-orbital plane communication links, each optical terminal dedicated to intra-orbital plane communications configured to transmit and receive optical signals with an optical terminal of an identical satellite orbiting in the same orbital plane, each optical terminal dedicated to inter-orbital plane communications configured to transmit and receive optical signals with an optical terminal of an identical satellite in an orbital plane adjacent over the entirety of its orbit in its orbital plane and each optical terminal dedicated to inter-orbital plane communications having a field of regard such that the half-angle at the vertex of the latter is larger than the maximum value of the azimuthal angle over a revolution around the earth.. . ... Thales

11/09/17 / #20170324217

Method for producing a resonant structure of a distributed-feedback semiconductor laser

A reproducible method for producing a resonant structure of a distributed-feedback semiconductor laser exhibiting a narrow waveguide of the order of some ten micrometers, the production of the diffraction grating being carried out subsequent to the step of producing the strip is provided. In a last step, a diffraction grating is engraved as a function of a desired precise wavelength.. ... Thales

11/09/17 / #20170323573

Method for automatically rejoining a reference vertical profile of an aircraft

A method, computer program and system are provided for calculating in an automatic manner a trajectory for rejoining a reference vertical profile of an aircraft. A reference vertical profile comprises a set of vertical constraints, and a method comprises a step of selecting an altitude constraint to be complied with, a step of calculating a vertical-profile prediction making it possible to comply with the constraint, a step of validating the vertical-profile prediction, if the vertical-profile prediction is validated, a step of applying the vertical-profile prediction, otherwise a step of determining the existence of a following altitude constraint to be complied with; if a following altitude constraint exists: a step of selecting a following altitude constraint to be complied with; a return to the step of detecting non-compliance with an altitude constraint; otherwise, a step of applying an exit procedure.. ... Thales

11/09/17 / #20170321994

Missile for use in a laser beam riding missile guidance system

A method for aligning a missile with a target in a laser beam riding missile guidance system, the system including a laser transmitter for generating and projecting a laser information field towards the target and an optical sight for aiming the laser beam towards the target, the method comprising: determining a point in the laser information field with which the missile is currently aligned; determining a distance of the target from the missile; determining an angular displacement between the missile's current direction of travel and the direction in which the target lies from the missile; determining, based on said distance and angular displacement, a new point in the laser information field with which the missile should be aligned to reach the target; and controlling missile guidance systems on board the missile to bring the missile into alignment with the new point in the laser information field.. . ... Thales

11/09/17 / #20170320547

System for launching and recovering marine and submarine devices assisted by tiltable protective components

A system for launching and recovering a marine or submarine device from a support vessel, the system comprises a carriage and at least one protective component, wherein each the protective component is connected to the carriage by a pivot connection of which the axis, when the device is secured to the vessel, is parallel to the surface of the water; and wherein at least one protective component is suitable for raising the marine or submarine device partially out of the water during recovery and for placing the marine or submarine device in the water during a launch, by rotation of the protective component(s) about the carriage.. . ... Thales

10/26/17 / #20170308371

Method for processing an update file of an avionic equipment of an aircraft, a computer program product, related processing electronic device and processing system

. . This method makes it possible to validate an update file of at least one set of computer data of a piece of avionics equipment of an aircraft. The processing method is implemented within a processing system comprising a mobile terminal independent of the aircraft, an update unit integrated into the aircraft, and a database separate from the aircraft and the mobile terminal, and comprises obtaining a computed message digest, the computed message digest resulting from the application, by the update unit, of a cryptographic hash function to the update file, obtaining a reference message digest, the reference message digest being acquired by the mobile terminal by secure access to a database comprising the reference message digest, and processing the update file based on a comparison of the computed message digest with the reference message digest.. ... Thales

10/26/17 / #20170307752

Method of optimizing picture captures carried out by an airborne radar imaging device, and mission system implementing such a method

A radar imaging device having a mission to produce a radar image of a given target, comprising a step of determining the trajectory of the carrier of the imaging device comprises at least: a phase of determining a segment of trajectory for the picture capture, as a function of the position of the target and of the type of image to be produced, the picture capture segment being dedicated to the picture capture of the target by the imaging device; a phase of adding a segment of trajectory of stabilizing the carrier, situated upstream in the extension of the picture capture segment; a phase of addition of a segment of trajectory for homing the carrier onto the stabilizing segment.. . ... Thales

10/26/17 / #20170307734

Method for optimising the detection of marine targets and radar implementing such a method

A detection method for a given mission comprises at least: one phase of analysing the environment using a waveform chosen beforehand, the signals acquired with this waveform being analysed by processing means in order to deduce therefrom environmental characteristics; and one phase of generating an optimal detection wave depending on the environmental characteristics and characteristics of the mission.. . ... Thales

10/12/17 / #20170293034

Transmission data for flight check

A method, system, and computer-readable medium for performing a flight check of one or more navigational aid systems. Aspects include obtaining, using an aircraft, first information associated with an accuracy of signals transmitted by a localizer. ... Thales

10/12/17 / #20170293022

Integrated antenna device

An integrated antenna device comprises a protective casing of hydrodynamic shape delimiting an inner cavity and an upper fixing interface suitable for being fixed mechanically on a carrier structure, the device further comprises an antenna housed inside the inner cavity and fixed to the internal wall of the casing at the level of at least one fixing point, an assembly of cables comprising power supply and signals reception cables linked to the antenna. The protective casing is closed in a hermetic manner and traversed in a leaktight manner by the cables.. ... Thales

10/12/17 / #20170291666

Submerged object suspended from a towing cable optimized to neutralize disrupting hydrodynamic forces

An object that can be towed in a fluid by a cable along a substantially horizontal transport axis comprises a body suspended under gravity from the cable by a fixing arm, and an exterior hydrodynamic surface that is symmetric with respect to a vertical plane containing the transport axis, so as to limit the lateral lift of the body, and an opening passing through the body along a vertical axis and configured to equalize the pressures of fluid flowing along the exterior surface, making it possible to limit the hydrodynamic forces that may be generated perpendicular to the transport axis giving rise to a force in rotation about the transport axis opposing the effect of gravity.. . ... Thales

10/05/17 / #20170289531

More reliable monochromatic stereoscopic image projector

. . The general field of the invention is that of monochromatic stereoscopic image projectors including two light sources that illuminate two imagers, the radiation of the two light sources having a spectral distribution centred on a central wavelength, the first imager and the second imager being connected to a generator of stereoscopic image pairs. The image projector includes a dichroic separating filter that transmits the portion of the spectrum below the central wavelength and that reflects the portion of the spectrum above this central wavelength. ... Thales

10/05/17 / #20170288853

System and method for dynamically calibrating one or more radiofrequency channels of a satellite payload

A system for dynamic calibration of a first radiofrequency chain to be calibrated comprises: an injection device for injecting a calibration signal whose waveform is predetermined, connected upstream of the radiofrequency chain to be calibrated, and a compensation device for compensating the amplitude-wise and phase-wise disparities caused by the first chain to be calibrated including a controlled compensation filter. The automatic calibration system comprises a device for temporal erasure of the calibration signal injected with the aid of an analogue or digital subtracter, the subtracter being connected downstream of the first radiofrequency chain to be calibrated.. ... Thales

10/05/17 / #20170287224

Method of synthetic representation of elements of interest in a viewing system for aircraft

A method of synthetic representation of elements of interest in a viewing system for aircraft, the viewing system comprises location sensors, a cartographic database and a database of elements of interest, an image sensor, a unit for processing images and a unit for generating three-dimensional digital images representative of the terrain overflown and a viewing device, wherein, when the terrain overflown comprises an element of interest, the method of synthetic representation comprises: a first step of searching for and detecting the element of interest in each image of a sequence of images, and; a second step of generating three-dimensional digital images representative of the terrain overflown, the element of interest represented according to a first representation if it has not been detected in any of the images of the sequence of images and according to a second representation if it is detected.. . ... Thales

09/28/17 / #20170276782

Secondary radar able to detect targets at high elevation

. . A radar is equipped with a main antenna having three radiation patterns, sum, difference and control, corresponding to the antenna, the radar comprises an auxiliary antennal device, composed of an antenna and of a rear radiating element which is situated at the rear of the antenna, fixed above the antenna and coupling means, the auxiliary antennal device: having three radiation patterns, sum, difference and control, the control pattern ensured for the direction opposite to the antenna by the rear radiating element; the antenna inclined to guarantee a maximum gain of its sum pattern in the elevational domain (60°-90°).. . ... Thales

09/28/17 / #20170276486

Device for displaying and updating an aerial trajectory pattern aligned with an area on the ground, in particular for an air-drop mission

A pattern able to be updated by an operator, the position, the orientation and/or the shape of the trajectory pattern dependent on trajectory parameters, the device comprises at least display means to view the trajectory pattern and the representation of the zone, and means for computing and storing the position data of the pattern and of the representation, the representation comprising a set of control points, the function of a control point being to define at least the value of one of the trajectory parameters, the value being dependent on the movement of the control point, a trajectory pattern modification resulting from an interaction of the operator moving at least one control point.. . ... Thales

09/21/17 / #20170269195

Method for determining parameters of a compression filter and associated multi-channel radar

. . A method for determining parameters of a finite impulse response pulse compression filter, implemented by a multi-channel radar comprises: a step etp10 of transmitting a calibration signal and of acquiring this calibration signal after propagation through the transmission channel, a step etp20 of injecting the signal acquired, at the input of each of the reception channels, a step etp30 of measuring the signal at the output of each reception channel, a step etp40 of calculating the transfer function of the matched filters on the basis of the signals at the output of the reception channels, a step etp50 of measuring the value of the average power at the output of the various reception channels and of calculating the relative gains between each of the reception channels and a predetermined reception channel on the basis of the measured values of average powers.. . ... Thales

09/21/17 / #20170269192

Method for filtering a numerical input signal and associated filter

A signal filtering method for filtering a numerical input signal that is sampled at a sampling frequency in order to obtain a filtered signal, the method including a first operation of application of a discrete fourier transform to m points on a processed signal in order to obtain m points of the spectrum of the processed signal, each point of the spectrum of the processed signal corresponding to the even-numbered indices of a spectral analysis at 2*m points of the processed signal and a second operation of application of a discrete fourier transform to m points on the processed signal in order to obtain m points of the spectrum of the processed signal, each point of the spectrum of the processed signal corresponding to the odd-numbered indices of a spectral analysis at 2*m points of the processed signal.. . ... Thales

09/21/17 / #20170265633

A harness

A man-worn power and data harness. The harness is intended to facilitate the supply of power and data around a user's, and in particular a soldier's, person. ... Thales

09/14/17 / #20170264023

Compact electronic scanning antenna

An antenna comprises at least one cold plate serving as main mechanical structure and a set of transmission and reception modules, the modules supplied with electrical power by an electrical power distribution circuit connected to a power source delivering a power supply voltage, the distribution circuit formed by conductive tracks deposited by plasma spraying on the cold plate and crossing the cold plate to reach connection points to the transmission and reception modules.. . ... Thales

09/14/17 / #20170263137

Method and system for managing a multi-destination flight plan

A method for managing a multi-destination flight of an aircraft comprises a first step of constructing an initial flight plan of a mission between an endmost departure point and an endmost arrival point, having a series of temporally ordered waypoints. A second step comprises selecting one or more waypoints from among the waypoints, and transforming the selected waypoint or waypoints into one or more corresponding intermediate touchdown points, each intermediate touchdown point having the same initial coordinates as the corresponding waypoint of which it is the transform, and each intermediate touchdown point comprising a computerized relationship of association with a dedicated intermediate arrival procedure, ready to be activated.. ... Thales

09/14/17 / #20170259945

Device for connecting objects using a strip

A link device comprising a first object and a second object comprises a first strip, capable of passing from a configuration wound about an axis z about a support fixed to the first object to a configuration deployed along an axis x substantially at right angles to the axis z, the strip having an end intended to come into contact with the second object, so as to link the first object to the second object.. . ... Thales








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