Patent application number | Description | Published |
20090034560 | Generating And Operating A Double Temporal Descriptor For Transmitting A Synchronizing Signal In A Packet Network - The invention concerns device for transmitting packets in a packet communication network comprising at least two stations, including in particular means for generating a first temporal descriptor from a sampled value of a master counter, means for generating a second temporal descriptor from a sampled value of a second counter synchronized on all the network stations and means for transmitting jointly the two temporal descriptors in the network. The invention also concerns a device for receiving packets in a packet communication network, which uses the double temporal descriptor generated by the transmitter device. | 02-05-2009 |
20090073976 | Secure Mechanism For Transmitting Counter Value In The Context Of Transmission Of A Synchronizing Signal In A Packet Network - The invention concerns a device able for receiving packets in a packet communication network comprising at least two stations, characterized in that it includes:
| 03-19-2009 |
20090103571 | Under sampled clock signal synchronization aid device and device for reconstructing undersampled clock signals, for a packet-switched network - A synchronization aid device is part of receiving communication equipment of an IP network, having a primary clock signal consisting of primary clock pulses spaced apart by a first period. This device comprises i) a required to increment its value by one unit on each primary clock pulse and reset its value to zero each time it reaches a value M, ii) detection means required to generate a secondary clock pulse each time the value of the counter is zero, the secondary clock pulses forming a secondary clock signal having a second period equal to M times the first period, and iii) control means required, each time the receiving equipment receives a packet containing at least one first bit having a first value, to initialize the counter with a chosen value. | 04-23-2009 |
20090175271 | Transmitting A Synchronizing Signal In A Packet Network - The invention concerns a device for transmitting packets in a packet communication network comprising at least two stations, characterized in that it includes means for:
| 07-09-2009 |
20090303870 | METHOD FOR RESTORING A SERVICE BOOKING SYSTEM IN A NETWORK AFTER FAILURE - The invention relates to a method for of restoring a service reservation booking system in a network after a failure, that comprises a first step of invalidating at least a portion of the bookings which cannot be seen anymore by said service booking system due to-said failure, a second step of recalculating said bookings which cannot be seen anymore by said service booking system by validating the bookings which are valid in the network topology after the failure and by cancelling the bookings which are invalid in the network topology after said failure. Advantageously, the method of the present invention further includes a third step during which the nodes of the network disappear from the service booking system. The present invention also relates to a service booking system in a network. | 12-10-2009 |
20100042748 | System for generation of a synchronization signal via stations connected via a packet switching network - The present invention relates to the domain of synchronization of items of equipment connected by a packet switching network. It relates more specifically to a system for generation of a synchronization signal (PIPA, PIPB) and a clock signal (CLK_outA, CLK_outB) by a slave station (SA, SB) connected to a master station (SM) via a packet switching network. The master station (SM) is conformed to produce a master clock signal (CLKM) of frequency F | 02-18-2010 |
20100118870 | PHASE CONTROL OF A SYNCHRONIZATION SIGNAL IN A PACKET SWITCHING NETWORK - The present invention pertains to a device able to send packets in a packet communication network comprising at least two stations, the said device comprising means for: -extracting image pips on the basis of a synchronization signal; -initializing a first counter on the basis of the said image pips; -initializing a second counter every “m” zero-crossings of the first counter; -sampling the second counter every period T | 05-13-2010 |
20100135288 | AUTOMATIC COMPENSATION OF A DELAY OF A SYNCHRONIZATION SIGNAL IN A PACKET SWITCHING NETWORK - The present invention relates to a sending device able to send packets in a network comprising at least two stations, the said device comprising means for extracting image pips on the basis of a synchronization signal, initializing an image counter on the basis of the image pips, initializing a counter every “m” zero-crossings of the image counter, the counter being regulated by a clock produced by the image counter, sampling the counter every period T | 06-03-2010 |
20100135333 | PRECESION/SPEED COMPROMISE OF A SYNCHRONIZATION SIGNAL RECEPTION DEVICE - The present invention relates to a reception device able to receive packets in a communication network comprising at least two stations. The device comprises means for:
| 06-03-2010 |
20100195673 | METHOD AND DEVICE FOR AUTOMATICALLY COMPENSATING A PHASE SHIFT ON A SYNCHRONISATION SIGNAL RECEIVED BY AN ITEM OF REMOTE EQUIPMENT - The present invention relates to the domain of video equipment. In particular, the invention relates to a device able to receive packets in a network. The device comprises:
| 08-05-2010 |
20100195674 | REDUCTION IN THE ACQUISITION DURATION OF A PHASE-LOCKED LOOP ABLE TO RECONSTITUTE A SYNCHRONISATION SIGNAL TRANSMITTED OVER AN IP NETWORK - The present invention relates to the domain of video equipment. More specifically, it concerns a reception device that comprises the means for:
| 08-05-2010 |
20100214477 | PLL LOOP ABLE TO RECOVER A SYNCHRONISATION CLOCK RHYTHM COMPRISING A TEMPORAL DISCONTINUITY - The present invention relates to the domain of video equipment. It relates to a phase-locked loop able to recover the timing of a synchronization signal comprising a temporal discontinuity of a maximum amplitude equal to PCR_Modulus, the loop comprising: | 08-26-2010 |
20100226394 | Device to transmit pulses over a packet-switched network - The present invention relates to a device able to receive packets circulating in a packet communication network, said device comprising:
| 09-09-2010 |
20110038370 | TIME LABELLING ASSOCIATED WITH AN EQUIPMENT SYNCHRONISATION SYSTEM CONNECTED TO A NETWORK - The present invention relates to the domain of video equipment. It concerns more specifically a transmission device able to transmit packets, said device comprising the means to extract image ticks from a synchronisation signal, the means to initialise an image counter from said image ticks, the means to initialise a CPT | 02-17-2011 |
20140101728 | METHOD FOR PROTECTION OF DATA SHARED BETWEEN DEVICES CONNECTED IN A NETWORK AND CORRESPONDING APPARATUS - The invention proposes a method and device for protection of data for devices connected in a network such as a local area network or LAN. The method and device can for example be implemented on a gateway, which acts as an interconnecting device between the devices in the LAN network and that can offer these devices an access to an external network such as a wide area network or WAN. The method and device thus offers a protected environment for applications that are executed on the gateway, such as applications downloaded from the WAN. The method and device gives the applications executed on the gateway controlled access to the LAN resources in order to protect the data that the LAN devices share within the LAN, while giving the applications access to the WAN. | 04-10-2014 |