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Safran Electronics x26 Defense
Safran Electronics x26 Defense Sas

Safran Electronics & Defense patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Safran Electronics & Defense-related inventors


Flight control device for an aircraft

The invention relates to a flight control device for an aircraft, including a connection lever, mechanical means for limiting an angular stroke of the connection lever, first means for generating force feedback on the connection lever about said pivot axis, second means for generating force feedback on the connection lever,... Safran Electronics & Defense

Method for detecting a blocking of a rotor of a motor driving an actuator member

A method of detecting blocking of a rotor of a motor driving an actuator member with movement in translation between a first abutment and a second abutment, the method comprising the steps of, during an angular movement of the rotor, estimating at least a position (X) of the actuator member... Safran Electronics & Defense

System for actuating a movable structure of a thrust reverser of an aircraft, thrust reverser and jet engine comprising such a system

An actuator system for actuating a movable structure of a thrust reverser, the system including a first motor, a first actuator driven by the first motor, a second actuator, and a first transmission shaft that is connected to the second actuator and to the first motor so that the second... Safran Electronics & Defense

Method for verifying the integrity of data transmission between a main upstream unit and a main downstream unit

The present invention relates to a method for verifying the integrity of data transmission between a main upstream unit (10a) and a main downstream unit (20a), the method being characterised in that it includes the implementation of the following steps: a data-processing module (11a) of the main upstream unit (10a)... Safran Electronics & Defense

Method of estimating a navigation state constrained in terms of observability

There is proposed a method of estimating a navigation state with several variables of a mobile carrier according to the extended Kalman filter method, comprising the steps of:—acquisition of measurements of at least one of the variables,—extended Kalman filtering (400) producing a current estimated state and a covariance matrix delimiting... Safran Electronics & Defense

Method and device for guiding an aircraft

The present invention relates to a method for guiding an aircraft over an airport taxiway which is carried out by a data-processing device of a guiding system, wherein said method comprises the steps of determining (E1) at least one possible future path of the aircraft according to the topography of... Safran Electronics & Defense

System on a chip having high operating certainty

The invention concerns a system on a chip (100) comprising a set of master modules which includes a main processing module (101a) and a direct memory access controller (DMA) (102a) associated with said module (101a), and at least one secondary processing module (101b) and a DMA (102b) associated with said... Safran Electronics & Defense

Coupling with securing pin

A coupling comprising a driven part and a driving part that is connected by a safety pin so as to drive the driven part together with the driving part in a travel direction, one of the parts having a male portion engaged in a female portion of the other part,... Safran Electronics & Defense

Two-way architecture with redundant ccdl's

The present invention concerns a flight control system of an aircraft comprising: —a first processing unit (1), —a second processing unit (2), —communication means configured to establish a first two-way digital link (3) and a second two-way digital link (4) between the first processing unit (1) and the second processing... Safran Electronics & Defense

Aircraft flight control column device with force-feedback having an emergency group

The invention relates to an aircraft flight control column device (1) comprising: a casing (2) for attaching to an aircraft structure; an output shaft (3) for connecting to a flight control column (56), the output shaft (3) being mounted such that it rotates in relation to the casing (2); a... Safran Electronics & Defense

Electrical circuit for control of an electrical device with high integrity

The invention relates to: Control circuit (1) for an electrical device (2), said control circuit (1) receiving as input a discrete electrical control signal (CMD), the control circuit (1) comprising a source (11) of voltage (±V) configured so as to supply the circuit according to a negative or positive voltage;... Safran Electronics & Defense

Inductive rotation sensor with improved accuracy

The invention relates to a rotation sensor, comprising:—a stator (A) and rotor (B), arranged coaxially and forming a magnetic circuit (10, 20), the rotor being mounted angularly displaced with respect to the stator,—a primary winding, suitable for generating a magnetic field in the magnetic circuit, and—at least one secondary winding,... Safran Electronics & Defense

Method for geopositioning mobile units moving around inside a closed structure

A method of positioning a group of subordinate communications units relative to a coordinating communications unit, the method comprising the following steps: the coordinating unit transmitting a specific identification table to each subordinate unit; each unit transmitting its UWB signature; each unit analyzing the received UWB signatures and determining the... Safran Electronics & Defense

Method for verifying traceability of first instructions in a procedural programming language generated from second instructions in a modelling language

The present invention concerns a method for verifying traceability of first code instructions in a procedural programming language generated from second code instructions in a modelling language, characterised in that it comprises the implementation, by a piece of equipment (1), of steps of: (a) Syntactic analysis: o of the first... Safran Electronics & Defense

High-voltage direct current power supply system for an aircraft

The invention provides an electrical power supply system for an aircraft, the system comprising: a first electrical power supply network (1) including a first alternator (10); a second electrical power supply network (2) including a second alternator (20); and secondary lines (40) united in at least a first group (41)... Safran Electronics & Defense

Rapid assistance device for a free turbine engine of an aircraft

The rapid assistance device applies to a free turbine engine of an aircraft having at least a first free turbine engine provided with a gas generator and associated with an electrical machine capable of operating both as a starter and as a generator, the first engine being capable of being... Safran Electronics & Defense

Method for manufacturing a part out of a metal matrix composite material, and related device

The invention relates to a method (S) for manufacturing a part (1) out of a metal matrix composite material, including the following steps: opening (S1) device (10) that includes a supporting portion (14) and a molding portion (14); placing (S2) a fibrous reinforcement into the device (10); sealably closing (S3)... Safran Electronics & Defense

Method for identifying the existence of a failure, identifying a failed relay device, identifying the type of failure and associated power supply system

A method for identifying the existence of a failure of a relay device in an electrical power supply system of a device to be supplied with power, the power supply system comprising at least one power generator configured to generate a power supply signal and a load comprising at least... Safran Electronics & Defense

Overspeed protection device of an aircraft engine

The invention relates to an overspeed protection device of an aircraft engine... Safran Electronics & Defense

Optoelectronic surveillance system with variable optical field

Optoelectronic surveillance system, comprising an acquisition unit including at least one sensor mounted behind a zoom having a group of movable lenses at the front and a group of fixed lenses at the rear, defining at least one first space in convergent rays, and a control unit connected to the... Safran Electronics & Defense

Method for guiding an aircraft

The invention relates to a method for guiding an aircraft along a reference path, said method comprising: a) when the altitude of the aircraft is greater than a threshold, estimating (E1) a relative location of the aircraft in relation to a taxiing starting point using a map of the platform... Safran Electronics & Defense

Method for navigating an aerial drone in the presence of an intruding aircraft, and drone for implementing said method

Aerial drone designed for implementation of this method.... Safran Electronics & Defense

Invariant particle filtering

A method is provided for estimating the state of a moving system, the method using a particle filter and comprising the following steps implemented on one reference particle among a plurality of previously calculated particles, the reference particle providing an estimation of the state and comprising a first set of... Safran Electronics & Defense

System for remotely-operated systems

The invention relates to a remote-controlled system comprising:—at least one ground interface (3), from which an operator can control a remote-controlled vehicle;—at least one mission unit (7, 8) in said vehicle; and—a data link between said interface (3) and said mission unit (7, 8). Said system is characterized in that... Safran Electronics & Defense

Electromechanical actuator comprising a mechanical roller torque limiter

An electromechanical actuator comprising a body and an electric motor driving at least one motion transmission element connected to the body via a brake device, a mechanical torque limiter with rollers, and a unidirectional transmission member, the brake device including an electrical activator member so that when the activator member... Safran Electronics & Defense

Electromechanical actuator comprising a dual-function braking device

An electromechanical actuator comprising a body and an electric motor driving at least one motion transmission element connected to the body via a brake device, and a unidirectional transmission member, the brake device including an electrical activator member so that when the activator member is powered, the unidirectional transmission member... Safran Electronics & Defense

Actuating device for moving a movable cover of a thrust reverser

An actuating device for moving a mobile cap of a thrust reverser, which includes: an actuator having a first element, such as a screw, and a second element, such as a nut, collaborating with the first element in such a way that turning the first element causes the second element... Safran Electronics & Defense

Electromagnetic actuator with magnetic torque limiter

An electromagnetic actuator having a body and an electric motor driving at least one motion transmission element connected to the body via a brake device, a magnetic torque limiter, and a unidirectional transmission member, the brake device including an electrical activator member so that when the activator member is powered,... Safran Electronics & Defense

Method of transmitting flight data recorded by a black box of an aircraft by a radioelectric beam whose directivity changes if a critical state of the aircraft is detected

There is proposed a method of in-flight transmission of data recorded by a black box of an aircraft (1), the method comprising the emission (600) by the aircraft (1) of a radioelectric beam (F1, F2) transporting said data according to a first directivity (D1) if at least one predetermined parameter... Safran Electronics & Defense

Actuator for flight control surface

An aircraft guidance assembly including such an actuator.... Safran Electronics & Defense

Bispectral matrix sensor and manufacturing the same

The present invention relates to a method for manufacturing a bispectral matrix detector comprising the following steps: providing a monotype matrix detector; depositing, on the sensitive surface (3) of the monotype matrix detector, a dual-band interference filter (5) allowing the radiation in the first and second frequency bands to pass... Safran Electronics & Defense

Microelectromechanical and/or nanoelectromechanical structure with electrothermal actuation comprising at least two differently polarisable actuating beams

A microelectromechanical structure with electrothermal actuation including a fixed part, a moveable part, a first electrothermal actuating beam enabling an electric current to flow from the fixed part to the moveable part and a second electrothermal actuating beam enabling an electric current to flow from the fixed part to the... Safran Electronics & Defense

Infrared detection module and associated infrared viewing device

The invention relates to an infrared detection module (4) comprising: a detection portion (7) comprising an infrared detector (16) and a detector housing (11) suitable for containing the infrared detector; a cold-production portion (8) comprising a refrigerating machine (39) for cooling the detector (16) and a refrigerating-machine casing (12) suitable... Safran Electronics & Defense

Actuator for controlling a flight control surface

The invention relates to an actuator (4) for controlling a flight control surface (3) of an aircraft, comprising:—a primary route (5) comprising a first member (8) for generating a first torque, and a first drive shaft (10) having an end (18) able to be connected to the first member (8)... Safran Electronics & Defense

Device for connecting a radiofrequency circuit or component printed on a flexible support to a coaxial cable

The invention concerns a device (4) for connecting a radio frequency circuit (3) or component printed on a flexible support (2) to a coaxial cable, comprising: —a first part (14) suitable for being disposed against a first face (5) of the support (2) on which the circuit or the component... Safran Electronics & Defense

03/16/17 / #20170078546

Optimised video denoising for heterogeneous multisensor system

The description relates in particular to a method for temporal denoising of image sequences with the aid of at least two sensors of different types. The description also relates to an optronics device, a computer program and a storage medium for the implementation of such a method.... Safran Electronics & Defense

03/09/17 / #20170070989

A data transmission method with improved robustness, and a set of devices for performing it

A method of transmitting data between an electronic transmitter device and an electronic receiver device connected together by a data link, the method comprising the steps of: sending the data in the form of at least three identical frames sent in succession and each associated with respective checkdata calculated on... Safran Electronics & Defense

02/16/17 / #20170046963

Method for guiding an aircraft

The guiding method such as described correctly guides an aircraft on a platform of an airport, even in complex taxiing areas.... Safran Electronics & Defense

02/09/17 / #20170036756

Landing gear for an aircraft comprising an obstacle detector

The invention relates to a landing gear (1) of an aircraft (5), comprising: a strut assembly (10) including a first end (10a) designed to be mounted on the aircraft (5) and a second end (10b) opposite the first end (10a); a rod (14) slidably mounted on the second end (10b)... Safran Electronics & Defense

02/02/17 / #20170029095

Aircraft comprising a retractable arm equipped with an obstacle detector

The invention relates to an aircraft (5) comprising: a structure (6); a landing gear (1) mounted on the structure (6) of the aircraft; and at least one obstacle detector (2). The aircraft (5) is characterised in that the obstacle detector (2) is secured to an arm (3), said arm (3)... Safran Electronics & Defense

02/02/17 / #20170034265

Synchronisation of the input data links of a computer

A method for synchronising data frames, including an initialisation phase storing the frames received on each of links in a buffer memory dedicated to the link, the frames stored in a first position of a second buffer memory dedicated to a second link and a first position of a third... Safran Electronics & Defense

01/12/17 / #20170008614

A flight control device for an aircraft

The invention relates to a flight control device for an aircraft, the device comprising a mount, a lever pivotally mounted on the mount, and mechanical means for generating a return force for the lever, said means including a spring and a first motor member that are arranged so that a... Safran Electronics & Defense

01/12/17 / #20170009859

Actuator having an associated locking device and torque limiter

The invention relates to an actuator comprising a stationary structure and an actuating element that is movable relative to the stationary structure, a device for locking the actuating element in position which is mounted on the stationary structure and has a state for locking and a state for releasing the... Safran Electronics & Defense

01/05/17 / #20170001714

Rotation-blocking device with simplified structure, and actuator comprising such a device

A rotation-blocking device including a stator, a rotor, at least one blocking element mounted between the stator and the rotor to be movable between a position of interaction with the rotor and the stator and a position retracted relative to the rotor, and actuator means including a coil wound on... Safran Electronics & Defense

02/08/18 / #20180041249

Power/data electrical coupler

An electrical coupler includes: a sending transformer having a winding for receiving data signals and two windings connected in series with a common point and two terminals to be connected to a first wires pair of a bus to deliver the data signals at the first winding terminals to said... Safran Electronics & Defense

02/08/18 / #20180041250

Power/data electrical coupler

A power/data electrical coupler, designed to send over a two-wire bus or to receive therefrom data signals and to deliver to said two-wire bus or receive therefrom a power-supply potential. Such a coupler includes a transformer, a first winding of which and a second and third winding of which are... Safran Electronics & Defense

01/18/18 / #20180017662

Airborne equipment for detecting shootings and assisting piloting

An airborne shootings detection and piloting aid equipment is disclosed for an aircraft including a multi-sensor system supplying signals representing an environment of the aircraft including at least one system supplying a signal, referred to as an LWIR/MWIR signal, representing infrared radiation lying the far infrared or mid-infrared range; piloting... Safran Electronics & Defense

11/02/17 / #20170318245

Method for detecting defective pixels

A defective-pixel detection method included in an image-processing procedure, including a pixel-processing procedure applied to pixels of an image supplied by an image sensor. Each pixel is associated with a classification value representing a state of said pixel. The method includes, for each pixel: applying the pixel-processing procedure; analysing a... Safran Electronics & Defense

07/27/17 / #20170214854

Method and device for processing high-frequency movements in an optronic system

A method for processing high-frequency movements in an optronic system including an image sensor functioning with a first acquisition frequency, each image obtained by the image sensor representing a scene, the method includes a step of obtaining signal values representing a movement of the scene from a high-frequency movement sensor... Safran Electronics & Defense

07/20/17 / #20170208222

Movement detection device

A movement detection device, including a multi-element photodiode, the multi-element photodiode comprising a plurality of pixels, referred to as megapixels, and, for at least one megapixel of the multi-element photodiode, a mask partially obscuring a sensitive zone of said megapixel, the mask consisting of a plurality of zones including at... Safran Electronics & Defense








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