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Centre National D etudes Spatiales
Centre National D etudes Spatiales Cnes
Centre National D etudes Spatiales c n e s
Centre National D etudes Spatiales cnes
Centre National D etudes Spatiales C N E S
Centre National D etudes Spatiales A Corporation
Centre National D etudes Spatiales C n e s

Centre National D etudes Spatiales patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Centre National D etudes Spatiales-related inventors


Daytime and nighttime stellar sensor with active polarizer

The invention relates to a daytime and nighttime stellar sensor (1), comprising: at least one video camera (2) suitable for taking images of stars (3) in the sky; and a control unit (4), characterized in that it furthermore comprises: a polarizer (5), the control unit (4) being configured: to obtain... Centre National D etudes Spatiales

Adaptative antenna assembly for improving precision of a gnss receiver in a perturbated environment

The invention discloses an antenna assembly comprising one or more sensors, possibly a fish-eye camera which produces images of the sky above the antenna, said images being processed to identify open sky and occulted sky areas, said identification being used to generate an antenna gain pattern shape wherein null zones... Centre National D etudes Spatiales

Method of collaborative determination of positioning errors of a satellite-based navigation system

The positioning signals broadcast by GNSS constellations are affected by significant errors, notably due to the crossing of the ionospheric layer or of the tropospheric layer. Several unwieldy means have been deployed to provide professional users with corrections of said errors. These means, however, all require the knowledge of at... Centre National D etudes Spatiales

Architecture for observing a plurality of objects arranged in geographically separate locations and collecting the associated observation data

Disclosed is an architecture for observing a plurality of objects arranged in geographically separate locations, including: a processing center connected to a global computer network, and at least one airliner. The at least one airlines includes: a cabin system including a local network, a first external communication module, a second... Centre National D etudes Spatiales

Method for authenticating signals received from a constellation of satellites

The positioning signals broadcast by the GNSS constellations on civilian frequencies are likely to be counterfeited, while the use of authentic signals is becoming increasingly critical for certain applications. According to the invention, the authentication of GNSS signals is performed by analysis of consistency between the measurements of parameters characteristic... Centre National D etudes Spatiales

Deformable mirror

A deformable mirror comprises a deformable membrane extending at rest in a first plane and having a reflecting front face and a back face opposite the front face, a supporting structure, an actuator having a first and second end, the first end fixed to the supporting structure, the second end... Centre National D etudes Spatiales

Positioning and navigation receiver with a confidence index

The positioning receiver according to the invention comprises means for storing configuration information and information on its reception conditions, which is processed in order to calculate a current and/or predicted precision of the positioning calculation. Advantageously, at least some of this information is integrated into a variation model of a... Centre National D etudes Spatiales

Method for encoding data in bursts

... Centre National D etudes Spatiales

Recovery assistance device, method and system

The invention discloses a recovery assistance device for helping in rescuing victims of avalanches, earthquakes or boat capsizes. The device is capable of calculating a position from combinations of a previous position and distances to other devices. Different configurations are possible, with a basic configuration consisting of a smart phone... Centre National D etudes Spatiales

System, for a mobile terminal, for assisting in the selection of a radio communication infrastructure; associated assembly and method

This system includes: —a database including maps, each map being associated with an infrastructure from a plurality of available infrastructures and providing, at each point of a geographical zone, a local value of a property relative to a quality of experience associated with the execution of an application accessing a... Centre National D etudes Spatiales

Method and device for deflection of space debris

generating (E3) by the thruster a gas cloud (G) above the sounding rocket.... Centre National D etudes Spatiales

Method for encoding data in bursts

A process of encoding information data in a sequence of bursts ( . . . , Bi-2, Bi-1 Bi, Bi+1, . . . ), each burst comprising a block of information symbols and a block of redundancy symbols. The block of redundancy symbols (R,) of the current burst (B,) of... Centre National D etudes Spatiales

Gyroscopic actuator with double gimbal guidance, suspension element and end-stop element

A dual guidance gyroscopic actuator comprises, a main structure connected to a platform, connected to a satellite, a ring, a U-shaped cradle, having first and second ends and a central part, a flywheel mounted on the central part between the first and second ends, being rotationally mobile with respect to... Centre National D etudes Spatiales

Removable orbital towing assistance device, and related method

The invention relates to a method for transferring a space payload from a first orbit to a second orbit. Said method is characterized in that the space payload, moving about the first orbit, is attached to a removable orbital towing assistance device including at least one fuel pouch. Said method... Centre National D etudes Spatiales

Gnss receiver calculating a non-ambiguous discriminator to resolve subcarrier tracking ambiguities

a second discrimination circuit (530) configured to select one of said ambiguous discriminator value and said value calculated by the calculation circuit, and to generate a first non-ambiguous discriminator value, an amplitude of which is based on an amplitude of the selected value, and a sign of which is a... Centre National D etudes Spatiales

Communication device for an aircraft cabin

The invention relates to a communication device for arranging in an aircraft cabin, said device comprising: an antennae assembly designed so as to emit and receive communication data in a first frequency band of a communication network and to receive localisation data in a second frequency band of a localisation... Centre National D etudes Spatiales

Architecture of a wideband distributed amplification device

A distributed amplification device with p inputs, p outputs, p amplification paths comprises a redundant reservoir of n amplifiers including n-p back-up amplifiers, an input redundancy ring and an output redundancy ring formed by rotary switches, the input and output redundancy rings sharing the same technology. The internal amplification pathways... Centre National D etudes Spatiales

Feed system and a suppressing the pogo effect

A feed system for feeding a rocket engine with a liquid propellant includes a feed circuit, and a device to vary a volume of gas in the feed circuit. The device is configured to cause a volume of gas in the feed circuit to vary while the rocket engine is... Centre National D etudes Spatiales








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