| Patent application number | Description | Published |
|---|
| 20100265169 | Helmet Comprising Visor Position Detection and Associated Helmet Position Detection - The general field of the invention is that of helmet position detection systems for aircraft including a helmet comprising a substantially spherical mobile visor that is able to occupy a position of use and a stowage position, the visor being arranged in front of the pilot's eyes in the position of use. The helmet according to the invention comprises detection means for detecting the position of the visor and the helmet position detection system comprises means making it possible to introduce an angular correction due to the mobile visor in the orientation measurements when the visor is detected in the position of use by the detection means. The detection means are preferably optical sensors. | 10-21-2010 |
| 20100283412 | "Lip Light" Automatically Controlled by the Position of the Head - A lighting device for helmet comprises a helmet including an arm to which are fixed a microphone and a lamp, called “lip light”, lighting with at least one lighting level. The device comprises a head tracking system comprising a computer for measuring and collecting data concerning the attitude of the helmet in motion and its position in space. Lamp activation means are automatically controlled by positions calculated by the computer so that the lip light lights, with one of its lighting levels, when it is oriented in a direction contained within a predefined area. | 11-11-2010 |
| 20110055993 | HELMET INCLUDING A PROTECTIVE SHELL WITH VARIABLE RIGIDITY - The invention relates to a helmet including a protective shell. The protective shell includes an upper part and a lower part extending towards the bottom of the helmet. The upper part includes a sandwich composite material including two skins, disposed on either side of a core, themselves including a plurality of composite tissue layers, The lower part includes a monolithic composite material. The invention applies in a general manner to protective helmets and more particularly in the field of aeronautics where the rigid structure allows head equipment to be fixed directly onto the protective shell. | 03-10-2011 |
| Patent application number | Description | Published |
|---|
| 20090254996 | Security module for audio/video data processing unit - The aim of the present invention is to limit the impact of security breaches, which are the emulators of the security module. This aim is reached by a processing unit of audio/video digital conditional access data, encrypted by control words, responsible for processing security messages containing at least one cryptogram relative to a control word and one instruction relative to the control word, characterised in that it includes means to receive at least two micro programs by security messages, executable by the security module, said security module comprising means to store at least two micro programs and means to receive an instruction contained in the security message, for selecting the micro program indicated by the instruction, for executing the said micro program with at least the cryptogram as a parameter of execution, this execution allowing the calculation of the control word to be sent back to the audio/video processing unit. | 10-08-2009 |
| 20100138636 | Method of sending an executable code to a reception device and method of executing this code - One embodiment of the present invention discloses a process for sending an executable code to a security module locally connected to a receiving device. This security module comprises a microcontroller and a memory, the memory including at least one executable area provided to contain instructions suitable to be executed by the microcontroller, and at least one non-executable area, wherein the microcontroller cannot execute the instructions, further comprising the steps of dividing the executable code into blocks; adding at least one block management code to the blocks in order to create an extended block; introducing the content of an extended block into a message to be processed in the receiving device, in such a way that the whole executable code is contained in a plurality of messages; sending a message to the receiving device, this message containing one of the extended blocks different from the first extended block; processing the message in order to extract its extended block; storing the executable code and the at least one management code of the block received in the executable area of the memory; executing at least one management code of the extended block, this management code includes the effect of transferring the content of the block to a non-executable area of the memory; repeating the previous steps until all the extended blocks are stored in the memory, except for the first block; sending a message containing the first extended block to the receiving device; processing the message in order to extract the extended block and storing the executable code of the block received in the executable area of the memory. One embodiment of the invention also concerns a process for the execution of this code. | 06-03-2010 |
| 20100272267 | METHOD TO SECURE ACCESS TO AUDIO/VIDEO CONTENT IN A DECODING UNIT - The present invention concerns the generation of a key necessary to decrypt audio/video contents by genuine decoding units. It concerns in particular a method to secure the reception of a broadcast content managed by a control center and encrypted by at least one content key, said content key or a data allowing to recover said content key being transmitted to the decoding units encrypted by a transmission key common to the decoding units, each decoding unit having at least one environment parameter known by the control center, said decoding unit receiving from the control center a first message common to all decoding units and comprising the encrypted transmission key and a second message, pertaining to said decoding unit and comprising correction data dedicated to said decoding unit, the decryption of the transmission key being made using the environment parameter and the correction data. | 10-28-2010 |
| Patent application number | Description | Published |
|---|
| 20090158807 | CENTRIFUGALLY-CAST TUBE AND RELATED METHOD AND APPARATUS FOR MAKING - An improved centrifugally-cast tube is provided, along with a related method and apparatus of making the tube. The tube includes a plurality of grooves and bosses that are mechanically machined into an interior surface of the tube, such as by a broaching process. The profile of grooves and bosses may be defined by a plurality of intersecting concave and convex radii. The tube is resistant to creep, carburization and metal dusting. The tube also has an enhanced heat transfer rate, and a desirable surface roughness. A method of making the tube is also provided. The method essentially consists of mechanically deforming the interior surface of the tube by passing a series of cutting inserts on support rings having incrementally-differing dimensions over the interior surface. An apparatus is also provided which includes a telescoping shaft upon which is mounted at least one cutting tool that has a plurality of cutting inserts and is adapted to form a plurality of grooves and bosses in the interior surface of the tube. The grooves and bosses may be straight or spiraled. | 06-25-2009 |
| 20090175697 | CENTRIFUGALLY-CAST TUBE AND RELATED METHOD AND APPARATUS FOR MAKING SAME - An improved centrifugally-cast tube is provided, along with a related method and apparatus of making the tube. The tube includes a plurality of grooves and bosses that are mechanically machined into an interior surface of the tube, such as by a broaching process. The profile of grooves and bosses may be defined by a plurality of intersecting concave and convex radii. The tube is resistant to creep, carburization and metal dusting. The tube also has an enhanced heat transfer rate, and a desirable surface roughness. A method of making the tube is also provided. The method essentially consists of mechanically deforming the interior surface of the tube by passing a series of cutting inserts on support rings having incrementally-differing dimensions over the interior surface. An apparatus is also provided which includes a telescoping shaft upon which is mounted at least one cutting tool that has a plurality of cutting inserts and is adapted to form a plurality of grooves and bosses in the interior surface of the tube. The grooves and bosses may be straight or spiraled. | 07-09-2009 |
| 20100215454 | CENTRIFUGALLY-CAST TUBE AND RELATED METHOD AND APPARATUS FOR MAKING SAME - An improved centrifugally-cast tube is provided, along with a related method and apparatus of making the tube. The tube includes a plurality of grooves and bosses that are mechanically machined into an interior surface of the tube, such as by a broaching process. The profile of grooves and bosses may be defined by a plurality of intersecting concave and convex radii. The tube is resistant to creep, carburization and metal dusting. The tube also has an enhanced heat transfer rate, and a desirable surface roughness. A method of making the tube is also provided. The method essentially consists of mechanically deforming the interior surface of the tube by passing a series of cutting inserts on support rings having incrementally-differing dimensions over the interior surface. An apparatus is also provided which includes a telescoping shaft upon which is mounted at least one cutting tool that has a plurality of cutting inserts and is adapted to form a plurality of grooves and bosses in the interior surface of the tube. The grooves and bosses may be straight or spiraled. | 08-26-2010 |
| 20100275753 | CENTRIFUGALLY-CAST TUBE AND RELATED METHOD AND APPARATUS FOR MAKING SAME - An improved centrifugally-cast tube is provided, along with a related method and apparatus of making the tube. The tube includes a plurality of grooves and bosses that are mechanically machined into an interior surface of the tube, such as by a broaching process. The profile of grooves and bosses may be defined by a plurality of intersecting concave and convex radii. The tube is resistant to creep, carburization and metal dusting. The tube also has an enhanced heat transfer rate, and a desirable surface roughness. A method of making the tube is also provided. The method essentially consists of mechanically deforming the interior surface of the tube by passing a series of cutting inserts on support rings having incrementally-differing dimensions over the interior surface. An apparatus is also provided which includes a telescoping shaft upon which is mounted at least one cutting tool that has a plurality of cutting inserts and is adapted to form a plurality of grooves and bosses in the interior surface of the tube. The grooves and bosses may be straight or spiraled. | 11-04-2010 |
| Patent application number | Description | Published |
|---|
| 20080315974 | MECHANICAL TEMPERATURE-COMPENSATING DEVICE FOR A PHASE-STABLE WAVEGUIDE - The present invention relates to a mechanical compensating device for a waveguide ( | 12-25-2008 |
| 20100315180 | Multiple-Membrane Flexible Wall System for Temperature-Compensated Technology Filters and Multiplexers - The present invention relates to a flexible cap system optimized for thermally-compensated technology microwave resonators. More specifically, this invention proposes a multiple-membrane flexible wall system for thermally-compensated filters and OMUX. The use of a multi-membrane flexible wall, in particular as sealing cap for a resonant cavity of an OMUX channel, makes it possible: to reduce the thermal resistance of the flexible wall, while maintaining an equivalent level of mechanical stresses exerted on said wall for a given displacement; or to reduce the mechanical stresses exerted on the flexible wall for a given displacement, while maintaining one and the same thermal resistance for said wall; or to increase the deformation of the flexible wall by maintaining an equivalent level of mechanical stresses and by maintaining an equivalent thermal resistance. | 12-16-2010 |
| 20110058809 | Thermally optimized microwave channel multiplexing device and signals repetition device comprising at least one such multiplexing device - A microwave channel multiplexing device comprises several elementary filters connected in parallel with a common output port by way of a transverse waveguide, each filter comprising a lower end fixed to a support common to all the filters and an upper end away from the support, an external peripheral wall, at least one internal cavity defining an internal channel, a signal input connected to the internal cavity and a signal output connected to the transverse waveguide. The multiplexing device furthermore comprises a conducto-radiative device coupled mechanically and thermally to at least two filters, the conducto-radiative device comprising at least one thermally conducting plate, and linked to the external peripheral walls of each of said at least two filters, the plate being fixed at the level of the upper end of the filters. The invention applies to the field of satellite telecommunications and more particularly to signals repetition devices aboard satellites. | 03-10-2011 |
| Patent application number | Description | Published |
|---|
| 20100049892 | METHOD OF ROUTING AN INTERRUPT SIGNAL DIRECTLY TO A VIRTUAL PROCESSING UNIT IN A SYSTEM WITH ONE OR MORE PHYSICAL PROCESSING UNITS - The present disclosure relates to a method of processing an interrupt comprising a peripheral unit sending an interrupt, the interrupt being intended for a virtual unit executed by a processing unit, transmitting the interrupt to an interrupt control unit coupled to a processing unit, and the interrupt control unit storing the interrupt in an interrupt register. According to an embodiment of the present disclosure, the interrupt is transmitted to the interrupt control unit in association with an identifier of the virtual unit receiving the interrupt, the interrupt register in which the interrupt belonging to a set of registers is stored comprising one interrupt register per virtual unit likely to be executed by the processing unit, the interrupt being transmitted to the processing unit if the virtual unit receiving the interrupt is being executed by the processing unit. | 02-25-2010 |
| 20100161854 | METHOD FOR ENABLING SEVERAL VIRTUAL PROCESSING UNITS TO DIRECTLY AND CONCURRENTLY ACCESS A PERIPHERAL UNIT - The present disclosure relates to a method for enabling a virtual processing unit to access a peripheral unit, the virtual processing unit being implemented by a physical processing unit connected to the peripheral unit, the method comprising a step of transmitting to the peripheral unit a request sent by the virtual processing unit to access a service provided by the peripheral unit, the access request comprising at least one parameter and an identifier of the virtual unit, the method comprising steps, executed by the peripheral unit after receiving an access request, of allocating a set of registers to the virtual unit identifier received, storing the parameter received in the register set allocated, and when the peripheral unit is available for processing a request, selecting one of the register sets, and triggering a process in the peripheral unit from the parameters stored in the selected register set. | 06-24-2010 |
