Assignee
THOMSON MULTIMEDIA SA
FR·131 granted patents·6,369 citations·filing 1993–2000
Top patents by PatentIndex Score
131 records- 0197US5734413ATransaction based interactive television systemTHOMSON MULTIMEDIA SA·Filed 1993·Granted Mar 31, 1998·588 cites·141 claims
- 0296US6091883AMethod and device for recording and reading on a large-capacity mediumTHOMSON MULTIMEDIA SA·Filed 1996·Granted Jul 18, 2000·385 cites·16 claims
- 0396US5859630ABi-directional shift registerTHOMSON MULTIMEDIA SA·Filed 1996·Granted Jan 12, 1999·310 cites·17 claims
- 0496US5764275AInteractive television security through transaction time stampingTHOMSON MULTIMEDIA SA·Filed 1995·Granted Jun 9, 1998·337 cites·14 claims
- 0595USD388077SScreen for a television setTHOMSON MULTIMEDIA SA·Filed 1996·Granted Dec 23, 1997·57 cites·1 claims
- 0695US5638113ATransaction based interactive television systemTHOMSON MULTIMEDIA SA·Filed 1995·Granted Jun 10, 1997·276 cites·13 claims
- 0794US5905535ADifferential coding of motion vectors using the median of candidate vectorsTHOMSON MULTIMEDIA SA·Filed 1995·Granted May 18, 1999·208 cites·12 claims
- 0892US5949398ASelect line driver for a display matrix with toggling backplaneTHOMSON MULTIMEDIA SA·Filed 1996·Granted Sep 7, 1999·447 cites·14 claims
- 0992US5903324ATransport processor interface for a digital television systemTHOMSON MULTIMEDIA SA·Filed 1995·Granted May 11, 1999·165 cites·33 claims
- 1091US6023267AProcess for selecting programes, especially television programes and device and graphical interface implementing this processTHOMSON MULTIMEDIA SA·Filed 1997·Granted Feb 8, 2000·331 cites·12 claims
- 1191US5621467ATemporal-spatial error concealment apparatus and method for video signal processorsTHOMSON MULTIMEDIA SA·Filed 1995·Granted Apr 15, 1997·158 cites·19 claims
- 1290US6072628AOptical polarisation deviceTHOMSON MULTIMEDIA SA·Filed 1998·Granted Jun 6, 2000·105 cites·8 claims
- 1390US6035038AConditional access system and smartcard allowing such accessTHOMSON MULTIMEDIA SA·Filed 1997·Granted Mar 7, 2000·142 cites·8 claims
- 1490US5550596ADigital television signal processing system including a co-channel rejection filterTHOMSON MULTIMEDIA SA·Filed 1994·Granted Aug 27, 1996·102 cites·13 claims
- 1587US5995154AProcess for interpolating progressive framesTHOMSON MULTIMEDIA SA·Filed 1996·Granted Nov 30, 1999·155 cites·16 claims
- 1687US5841819AViterbi decoder for digital packet signalsTHOMSON MULTIMEDIA SA·Filed 1996·Granted Nov 24, 1998·53 cites·16 claims
- 1786US5731837AQuantization circuitry as for video signal compression systemsTHOMSON MULTIMEDIA SA·Filed 1996·Granted Mar 24, 1998·92 cites·14 claims
- 1886US5610661AAutomatic image scanning format converter with seamless switchingTHOMSON MULTIMEDIA SA·Filed 1995·Granted Mar 11, 1997·109 cites·9 claims
- 1984US6266415B1Process for protecting an information item transmitted from a security element to a decoder and protection system using such a processTHOMSON MULTIMEDIA SA·Filed 1997·Granted Jul 24, 2001·88 cites·10 claims
- 2083US5828788ASystem for processing data in variable segments and with variable data resolutionTHOMSON MULTIMEDIA SA·Filed 1995·Granted Oct 27, 1998·78 cites·18 claims
- 2183US5530484AImage scanning format converter suitable for a high definition television systemTHOMSON MULTIMEDIA SA·Filed 1995·Granted Jun 25, 1996·84 cites·5 claims
- 2281US6148107AQuantization process for video encodingTHOMSON MULTIMEDIA SA·Filed 1997·Granted Nov 14, 2000·75 cites·5 claims
- 2381US5841478ACode sequence detection in a trellis decoderTHOMSON MULTIMEDIA SA·Filed 1996·Granted Nov 24, 1998·59 cites·13 claims
- 2481US5805230AMethod for automatic programming of a tuner and device for implementation of the methodTHOMSON MULTIMEDIA SA·Filed 1995·Granted Sep 8, 1998·77 cites·9 claims
- 2581US5574505AMethod and apparatus for operating a transport stream encoder to produce a stream of packets carrying data representing a plurality of component signalsTHOMSON MULTIMEDIA SA·Filed 1995·Granted Nov 12, 1996·76 cites·17 claims
- 2680US5914988ADigital packet data trellis decoderTHOMSON MULTIMEDIA SA·Filed 1996·Granted Jun 22, 1999·38 cites·22 claims
- 2780US5833339AProjection system improvementTHOMSON MULTIMEDIA SA·Filed 1996·Granted Nov 10, 1998·67 cites·12 claims
- 2879US5956097ASystem for automatically controlling the tuning of television receiver receiving channelsTHOMSON MULTIMEDIA SA·Filed 1995·Granted Sep 21, 1999·71 cites·6 claims
- 2979US5864557AMethod and apparatus for opportunistically transferring data in a packet stream encoderTHOMSON MULTIMEDIA SA·Filed 1996·Granted Jan 26, 1999·64 cites·11 claims
- 3077USD442940SRadioTHOMSON MULTIMEDIA SA·Filed 2000·Granted May 29, 2001·22 cites·1 claims
- 3175US5987418ASynchronous decoding of packetized audio for different reproduction modesTHOMSON MULTIMEDIA SA·Filed 1998·Granted Nov 16, 1999·46 cites·3 claims
- 3275US5892487AAntenna systemTHOMSON MULTIMEDIA SA·Filed 1997·Granted Apr 6, 1999·46 cites·5 claims
- 3374USD424564SRadioTHOMSON MULTIMEDIA SA·Filed 1999·Granted May 9, 2000·18 cites·1 claims
- 3474US5844616AMethod and apparatus for motion compensated interpolationTHOMSON MULTIMEDIA SA·Filed 1994·Granted Dec 1, 1998·37 cites·9 claims
- 3574US5822007AMethod and apparatus for motion estimation using block matchingTHOMSON MULTIMEDIA SA·Filed 1994·Granted Oct 13, 1998·44 cites·7 claims
- 3673US5852512APrivate stereoscopic display using lenticular lens sheetTHOMSON MULTIMEDIA SA·Filed 1996·Granted Dec 22, 1998·40 cites·13 claims
- 3773US5838729AMultiple mode trellis decoder for a digital signal processing systemTHOMSON MULTIMEDIA SA·Filed 1996·Granted Nov 17, 1998·26 cites·21 claims
- 3872US5790937AMethod and apparatus for the distribution of multi-media documentsTHOMSON MULTIMEDIA SA·Filed 1994·Granted Aug 4, 1998·59 cites·8 claims
- 3971US5621463AEasily expandable transport stream encoderTHOMSON MULTIMEDIA SA·Filed 1995·Granted Apr 15, 1997·43 cites·14 claims
- 4070US5646478AUniaxial tension focus mask for a color CRT with electrical connection meansTHOMSON MULTIMEDIA SA·Filed 1995·Granted Jul 8, 1997·24 cites·3 claims
- 4169US5663688AMethod of enhancing the noise immunity of a phase-locked loop, and device implementing this methodTHOMSON MULTIMEDIA SA·Filed 1994·Granted Sep 2, 1997·33 cites·16 claims
- 4264US5777910ASparse equalization filter adaptive in two dimensionsTHOMSON MULTIMEDIA SA·Filed 1996·Granted Jul 7, 1998·62 cites·23 claims
- 4363US5737124APolarizing splitter device and application to a system for illuminating a liquid-crystal screenTHOMSON MULTIMEDIA SA·Filed 1996·Granted Apr 7, 1998·26 cites·25 claims
- 4462US5978883ABlock interleaving and deinterleaving method and device thereforTHOMSON MULTIMEDIA SA·Filed 1994·Granted Nov 2, 1999·22 cites·7 claims
- 4561US6052666AVocal identification of devices in a home environmentTHOMSON MULTIMEDIA SA·Filed 1996·Granted Apr 18, 2000·52 cites·6 claims
- 4661US5812077ACircuit for A/D conversion of a video RF or IF signalTHOMSON MULTIMEDIA SA·Filed 1997·Granted Sep 22, 1998·24 cites·4 claims
- 4761US5790305AProjection system comprising a free form reflector and a free form lensTHOMSON MULTIMEDIA SA·Filed 1996·Granted Aug 4, 1998·31 cites·15 claims
- 4858US6184752B1Amplifier device with digitally controllable gain and optical disc read apparatus incorporating such a deviceTHOMSON MULTIMEDIA SA·Filed 1999·Granted Feb 6, 2001·18 cites·9 claims
- 4958US6091818AConditional access system using messages with multiple encryption keysTHOMSON MULTIMEDIA SA·Filed 1997·Granted Jul 18, 2000·21 cites·35 claims
- 5057US5932967APlasma display panelTHOMSON MULTIMEDIA SA·Filed 1996·Granted Aug 3, 1999·12 cites·6 claims
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