Abstract: The invention relates to a method for optimizing the parallel processing of data on a hardware platform, the hardware platform comprising at least one computing unit comprising a plurality of processing units able to execute a plurality of executable tasks in parallel, the data to be processed forming a data set that can be broken down into data subsets, a same sequence of operations being performed on each data subset.

Abstract: A method and system for communicating and sharing information for an aircraft are disclosed. In one aspect, the method includes identifying a situation from among a set of predetermined situations and obtaining, from a data structure recorded beforehand, a first set of information elements associated with the identified situation. The method also includes determining, from the first set of information elements, and from pieces of information recorded beforehand, a set of pieces of information unavailable in the first system and establishing at least one first request to be sent from the first system to at least one second system. The method further includes sending the at least one first request from the first system to the at least one second system.

Abstract: The invention relates to the measurement of the speed of an aircraft by Doppler laser anemometry, the aircraft being equipped with a LiDAR using coherent detection.

Abstract: The invention relates generally to burn rate modifiers, plasticizers and propellants comprising a burn rate modifier and/or a plasticizer. The invention also relates to methods of producing a propellant comprising a burn rate modifier and/or a plasticizer as well as an ammunition cartridge comprising the propellant. The burn rate modifier and/or plasticiser comprises a compound of formula (1) (Formula (1)) and the propellant comprises a compound of formula 1 and an energetic material.

Abstract: The field of the invention is that of viewing systems comprising means for generating stereoscopic images, a viewing device comprising a projector and a semitransparent screen and a pair of stereoscopic glasses. The projector according to the invention comprises means arranged so as to project alternatively a first image emitted at a first wavelength and a second image emitted at a second wavelength different from the first wavelength. The pair of glasses comprises a first filter and a second filter, the first filter transmitting the entirety of the spectrum except a first narrow spectral band centered on the first wavelength and the second filter transmitting the entirety of the spectrum except a second narrow spectral band centered on the second wavelength.

Abstract: A method for determining the speed vector ({right arrow over (Vd)}), with respect to the surrounding air, of a rotary wing aircraft (HL) equipped with a beam scanning Doppler laser anemometry device for measuring (Step1) a set of projections (Vm) of said speed vector ({right arrow over (Vd)}) in at least four non-coplanar directions, comprising the following steps: detecting (Step2) any anomaly of at least one element from the set of measured projections (Vm), from a comparison with respect to a first threshold (S1), of a deviation between the measurements (Vm) and the measurements (Vp) predicted from a predetermined model depending on values of beam scanning parameters of the anemometry device; and reducing (Step3) the effect of a detected anomaly by invalidating measurements corresponding to said anomaly and computing the components of the speed vector from valid measurements.

Abstract: The method according to the invention is a method for showing the localization error of a plurality of points of a georeferenced image, comprising the following steps: providing a georeferenced image, in which each image coordinate point is associated with announced values of the geographical coordinates defining the geographical localization of the object corresponding to that point of the georeferenced image; showing the georeferenced image. The method also comprises the following steps: providing, for each point of the plurality of points of the georeferenced image, an estimated value of the localization error specific to that point, said error not being uniform over the image; and showing the localization error for at least one point among the plurality of points of the georeferenced image so as to make it possible for a user to view the localization error.

Abstract: Visual display systems are described having means for generating stereoscopic images, a device for visual display of said stereoscopic images having a projector and a semitransparent screen; and a pair of stereoscopic spectacles. The projector according to the invention has an imager and an interference filter, the spectral transmission of which has at least one transmission band of determined width centerd around a wavelength, said wavelength being dependent on the incidence of the light on said interference filter. The projector has means allowing the angular position of the filter to be varied between two determined positions so as to transmit, according to the position, either a first spectral band or a second spectral band. The pair of stereoscopic spectacles has a first lens transmitting the first spectral band and blocking the second spectral band and a second lens providing the opposite function.

Abstract: A data transmission architecture, in particular for use in on-board avionics is disclosed. The data transmission architecture includes at least one main data transmission network with integrated functional nodes for connecting a plurality of peripheral data transmission networks to the main network, in order to provide data transmission between the networks. The data transmission architecture also includes a direct connection of peripheral networks to one another so as to allow the transmission of data directly between the peripheral networks without passing through the main network. The main network includes a plurality of associated sub-networks.

Abstract: 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. The terminal identifies passenger terminal identifiers that are addressed by content of the packets, and identifies names of vehicle passengers associated with the packets using the passenger terminal identifiers as indexes to retrieve the names of vehicle passengers from an information repository that maps names of vehicle passengers to passenger terminal identifiers. The terminal then generates connectivity metrics based on measurements performed on the packets over time and the identified names of the passengers, and controls communications through the at least one cabin network based on the connectivity metrics.

Abstract: A device for generating at least one computer file for producing a graphic interface of an electronic equipment, and related computer program product are disclosed. In one aspect, the generating device includes a creation module for creating a formalized description of the graphic interface in the form of software requirements, each requirement being associated with a graphic object of the graphic interface and being created from a list of resources, and a generation module for generating, from the formalized description, the computer file from among a source code and descriptive documents of the computer code, the source code being designed to be compiled in executable code to produce the part of the graphic interface. The creation module includes a filtering capability configured to select, in particular as a function of the corresponding graphic object, only some resources from among the list of resources.

Abstract: A method of adjusting a viewing/masking sector of an environment scanning device, and a corresponding adjusting device and operator terminal are disclosed. In one aspect, the method includes activating a phase of operator adjustment of the parameters, to show, on the information display, an angular viewing/masking sector of the scanning device having radii indicating the central axis orientation and the lateral edges of the angular viewing/masking sector, and touch-sensitive interactive zones configured to be angularly moved by the operator in order to set the corresponding parameters of the environment scanning device. The method further includes adjusting the orientation and aperture of the angular viewing/masking sector based on a touch-sensitive interaction between the operator and the corresponding interactive zones and moving at least one of the corresponding radii toward at least one new adjustment position.

Abstract: The invention proposes a system for excluding a failure of a satellite suitable for a hybrid navigation system and which operates even in case of degraded geometry of the constellation of satellites. The hybrid system according to the invention comprises a plurality M of hybridization filters (SFH1, . . . SFHM) each receiving at least one satellite positioning measurement (MPS) carried out on the signals received from all the satellites in visibility of the said system and an inertial positioning measurement (MPI) and delivering a corrected positioning measurement, the so-called hybrid measurement (MHS1, . . . MHSM), the hybridization filters being updated, at a constant temporal rate, successively at periodically shifted temporal instants.

Abstract: The present invention regards a method of operation of a real aperture radar system for surveillance of the Earth's surface, said real aperture radar system being installed on a space vehicle/platform that moves in a direction of flight and comprising a transceiving antenna, or a transmitting antenna and a receiving antenna, which is/are electronically steerable. All the radar pulses are transmitted: with a predefined pulse repetition frequency and a predefined timing of the scanning cycle such that to guarantee a complete coverage of each of the N swaths parallelly to the direction of flight; and by using a frequency agility technique.

Abstract: The general field of the invention is that of heads-up display systems comprising at least one display and one optical guide comprising a first image guide comprising a plurality of first internal semi-reflecting plates, inclined with respect to a first plane. The heads-up display system according to the invention comprises: an oculometer designed to detect the position of the pupil of the eye of an observer; at least one of the said first plates comprising a processing with programmable reflectivity, the said reflectivity depending on the position and/or of the orientation of the ocular pupil detected by the oculometer, in such a manner as to reflect the image of the display towards the said pupa and only towards the latter. The display system can comprise a second image guide perpendicular to the first.

Abstract: 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. A first sensor has a first inclination angle with respect to the detected marker, and a second sensor has a second inclination angle with respect to the detected marker. The controller is configured to compare a time at which the first sensor detected the marker with a time at which the second sensor detected the marker to identify the first end or the second end as a leading end of the vehicle, and to calculate a position of the leading end of the vehicle based on the sensor data generated by one or more of the first sensor or the second sensor.

Abstract: The general field of the invention is that of the locking and extraction devices for an electrical connector in an electronic casing, said electronic casing comprising the electrical socket corresponding to said electrical connector, the connection and the extraction of the electrical connector being performed in a determined direction, parallel to the electrical contacts of the electrical connector. The connector according to the invention is mounted in a mechanical assembly comprising at least one shoulder. The electronic casing comprises a mechanical structure comprising at least one mobile gripping jaw arranged so as to grasp the shoulder of the connector and to impart thereon a translational movement in said determined direction, thus facilitating the connection or the extraction of said electrical connector in its electrical socket.

Abstract: A method by a cabin wireless access point (CWAP) server includes receiving an IP address request message from a CWAP installed in a vehicle cabin. The IP address request message contains data identifying a physical location of the CWAP within the vehicle cabin. The physical location of the CWAP is identified within the vehicle cabin responsive to the data contained in the IP address request message. An IP address is assigned to the CWAP responsive to the physical location of the CWAP identified by the data. An IP address message containing the IP address is communicated to the CWAP. Related methods by CWAPs and corresponding CWAP servers and CWAPs are disclosed.

Abstract: A device and method for the exchange of digital information between one or more content providers and one or more users, in which microcaches and nanocaches are used to store the contents of the information to be broadcast to users at their request and to provide real time services.

Abstract: An optical device includes a substrate on which is defined at least one primary waveguide (31, 32) defining a loop reflector, that has first and second directional couplers, and a Mach-Zehnder interferometer intercalated between the first and second directional couplers and arranged for compensating a wavelength dependence of the first and second directional couplers.