Assignee
BRITISH BROADCASTING CORP
GB·133 granted patents·24 pending applications·5,559 citations·filing 1974–2025
Top patents by PatentIndex Score
157 records- 0197US4283787ACyclic redundancy data check encoding method and apparatusBRITISH BROADCASTING CORP·Filed 1979·Granted Aug 11, 1981·626 cites·3 claims
- 0296US5555305AMethod and apparatus for secure transmission of video signalsBRITISH BROADCASTING CORP·Filed 1992·Granted Sep 10, 1996·98 cites·24 claims
- 0396US4843468AScanning techniques using hierarchical set of curvesBRITISH BROADCASTING CORP·Filed 1987·Granted Jun 27, 1989·170 cites·14 claims
- 0495US4890160ATV picture motion vector measurement by correlation of picturesBRITISH BROADCASTING CORP·Filed 1986·Granted Dec 26, 1989·176 cites·27 claims
- 0595US4337485ABroadcast teletext systemBRITISH BROADCASTING CORP·Filed 1980·Granted Jun 29, 1982·148 cites·3 claims
- 0693US7130443B1WatermarkingBRITISH BROADCASTING CORP·Filed 2000·Granted Oct 31, 2006·94 cites·8 claims
- 0793US6305180B1Cooling system for use in cooling electronic equipmentBRITISH BROADCASTING CORP·Filed 2000·Granted Oct 23, 2001·337 cites·28 claims
- 0893US4885579ADevice for the remote control of a videorecorder or a videoreceiverBRITISH BROADCASTING CORP·Filed 1987·Granted Dec 5, 1989·168 cites·10 claims
- 0993US4329684AApparatus using a light sensing system for sensing time modulated information from a light emitting deviceBRITISH BROADCASTING CORP·Filed 1980·Granted May 11, 1982·395 cites·12 claims
- 1092US7327362B2Method and system for providing a volumetric representation of a three-dimensional objectBRITISH BROADCASTING CORP·Filed 2005·Granted Feb 5, 2008·75 cites·22 claims
- 1192US4903125AMethod and apparatus for conveying information signalsBRITISH BROADCASTING CORP·Filed 1986·Granted Feb 20, 1990·90 cites·19 claims
- 1292US4862264AMethod of coding a video signal for transmission in a restricted bandwidthBRITISH BROADCASTING CORP·Filed 1986·Granted Aug 29, 1989·101 cites·35 claims
- 1391US6556722B1Position determinationBRITISH BROADCASTING CORP·Filed 1999·Granted Apr 29, 2003·204 cites·44 claims
- 1491US6011596AVideo image motion compensation using an algorithm involving at least two fieldsBRITISH BROADCASTING CORP·Filed 1997·Granted Jan 4, 2000·178 cites·30 claims
- 1590USD381335SLoudspeakerBRITISH BROADCASTING CORP·Filed 1994·Granted Jul 22, 1997·47 cites·1 claims
- 1689US8923406B2Video encoding and decoding using transformsBRITISH BROADCASTING CORP·Filed 2013·Granted Dec 30, 2014·20 cites·17 claims
- 1789US5075773AData transmission in active picture periodBRITISH BROADCASTING CORP·Filed 1988·Granted Dec 24, 1991·118 cites·17 claims
- 1888US7627287B2On-channel repeaterBRITISH BROADCASTING CORP·Filed 2006·Granted Dec 1, 2009·26 cites·28 claims
- 1988US6792258B1Diversity reception method and diversity receiversBRITISH BROADCASTING CORP·Filed 2000·Granted Sep 14, 2004·64 cites·10 claims
- 2088US4873573AVideo signal processing for bandwidth reductionBRITISH BROADCASTING CORP·Filed 1986·Granted Oct 10, 1989·64 cites·25 claims
- 2187US4322750ATelevision display systemBRITISH BROADCASTING CORP·Filed 1980·Granted Mar 30, 1982·92 cites·15 claims
- 2286US4905081AMethod and apparatus for transmitting and receiving 3D video picturesBRITISH BROADCASTING CORP·Filed 1987·Granted Feb 27, 1990·58 cites·13 claims
- 2384US5610908ADigital signal transmission system using frequency division multiplexBRITISH BROADCASTING CORP·Filed 1993·Granted Mar 11, 1997·204 cites·17 claims
- 2484US4680638AConcealment of defects in a video signalBRITISH BROADCASTING CORP·Filed 1983·Granted Jul 14, 1987·45 cites·24 claims
- 2583US7468778B2Virtual studio systemBRITISH BROADCASTING CORP·Filed 2004·Granted Dec 23, 2008·26 cites·22 claims
- 2682US4349833AApparatus for digital demodulation or modulation of television chrominance signalsBRITISH BROADCASTING CORP·Filed 1980·Granted Sep 14, 1982·32 cites·8 claims
- 2781US6798409B2Processing of images for 3D displayBRITISH BROADCASTING CORP·Filed 2001·Granted Sep 28, 2004·27 cites·24 claims
- 2881US6741290B1Processing coded videoBRITISH BROADCASTING CORP·Filed 1998·Granted May 25, 2004·70 cites·18 claims
- 2981US5502482ADerivation of studio camera position and motion from the camera imageBRITISH BROADCASTING CORP·Filed 1993·Granted Mar 26, 1996·111 cites·26 claims
- 3081US4322739AProcessing of N.T.S.C. color television signalsBRITISH BROADCASTING CORP·Filed 1980·Granted Mar 30, 1982·29 cites·6 claims
- 3181US4249210AVideo noise reduction systemBRITISH BROADCASTING CORP·Filed 1979·Granted Feb 3, 1981·25 cites·7 claims
- 3280US5471651AMethod and system for compressing the dynamic range of audio signalsBRITISH BROADCASTING CORP·Filed 1992·Granted Nov 28, 1995·37 cites·33 claims
- 3379US12309398B2Chroma intra prediction in video coding and decodingBRITISH BROADCASTING CORP·Filed 2020·Granted May 20, 2025·2 cites·16 claims
- 3479US7123657B2Video processing system also compressing coding decision dataBRITISH BROADCASTING CORP·Filed 2003·Granted Oct 17, 2006·21 cites·17 claims
- 3579US4942466ABandwidth compression for television signalsBRITISH BROADCASTING CORP·Filed 1986·Granted Jul 17, 1990·41 cites·17 claims
- 3679US4276565AMethod and apparatus for standards conversion of television signalsBRITISH BROADCASTING CORP·Filed 1979·Granted Jun 30, 1981·37 cites·24 claims
- 3778US7191117B2Generation of subtitles or captions for moving picturesBRITISH BROADCASTING CORP·Filed 2001·Granted Mar 13, 2007·55 cites·4 claims
- 3878US6269165B1Method and apparatus for reduction of unwanted feedbackBRITISH BROADCASTING CORP·Filed 1996·Granted Jul 31, 2001·30 cites·34 claims
- 3978US3969716AGeneration of dot matrix characters on a television displayBRITISH BROADCASTING CORP·Filed 1974·Granted Jul 13, 1976·26 cites·3 claims
- 4076US6831949B1Switching compressed video bitstreamsBRITISH BROADCASTING CORP·Filed 2000·Granted Dec 14, 2004·24 cites·28 claims
- 4176US4249209AVideo noise reduction systemBRITISH BROADCASTING CORP·Filed 1979·Granted Feb 3, 1981·20 cites·4 claims
- 4275US4335395AStandards conversion of color television signalsBRITISH BROADCASTING CORP·Filed 1980·Granted Jun 15, 1982·23 cites·4 claims
- 4374US10848729B2Method and apparatus for conversion of HDR signalsBRITISH BROADCASTING CORP·Filed 2019·Granted Nov 24, 2020·1 cites·21 claims
- 4474US6760379B1Cascading of up conversion and down conversionBRITISH BROADCASTING CORP·Filed 1999·Granted Jul 6, 2004·29 cites·5 claims
- 4574US4789893AInterpolating lines of video signalsBRITISH BROADCASTING CORP·Filed 1987·Granted Dec 6, 1988·26 cites·9 claims
- 4673US10153561B2Antenna arrangementBRITISH BROADCASTING CORP·Filed 2014·Granted Dec 11, 2018·4 cites·19 claims
- 4773US6226615B1Spoken text display method and apparatus, for use in generating television signalsBRITISH BROADCASTING CORP·Filed 1998·Granted May 1, 2001·68 cites·23 claims
- 4873US4306249ADigital signal processing method and apparatusBRITISH BROADCASTING CORP·Filed 1979·Granted Dec 15, 1981·26 cites·24 claims
- 4973US3967268AData display systemsBRITISH BROADCASTING CORP·Filed 1975·Granted Jun 29, 1976·21 cites·4 claims
- 5073US2026067469A1Video encoding and video decodingBRITISH BROADCASTING CORP·Filed 2025·Application pending·0 cites
Showing the top 50 of 157 patent records by PatentIndex Score.
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