Inventor · disambiguated record
Francis Cheung
Also filed as: CHEUNG FRANCIS · CHEUNG FRANCIS CHI-WAI
32 granted patents·4 pending applications·1,403 citations·filing 1994–2013
97Inventor score
Top patents by PatentIndex Score
36 records- 0198US6853385B1Video, audio and graphics decode, composite and display systemBROADCOM CORP·Filed 2000·Granted Feb 8, 2005·202 cites·21 claims
- 0297US5467342AMethods and apparatus for time stamp correction in an asynchronous transfer mode networkSCIENTIFIC ATLANTA·Filed 1994·Granted Nov 14, 1995·425 cites·13 claims
- 0396US7110006B2Video, audio and graphics decode, composite and display systemBROADCOM CORP·Filed 2004·Granted Sep 19, 2006·79 cites·42 claims
- 0496US6781601B2Transport processorBROADCOM CORP·Filed 2002·Granted Aug 24, 2004·140 cites·19 claims
- 0595US7667715B2Video, audio and graphics decode, composite and display systemBROADCOM CORP·Filed 2006·Granted Feb 23, 2010·40 cites·18 claims
- 0695US6538656B1Video and graphics system with a data transport processorBROADCOM CORP·Filed 2000·Granted Mar 25, 2003·339 cites·10 claims
- 0793US8059674B2Video processing systemCHEUNG FRANCIS·Filed 2008·Granted Nov 15, 2011·33 cites·9 claims
- 0889US8022966B2Video, audio and graphics decode, composite and display systemBROADCOM CORP·Filed 2009·Granted Sep 20, 2011·8 cites·20 claims
- 0985US7174085B2Apparatus and method of seamless switching between a live DTV decoding and a PVR playbackBROADCOM CORP·Filed 2001·Granted Feb 6, 2007·23 cites·11 claims
- 1076US7489362B2Television functionality on a chipBROADCOM CORP·Filed 2004·Granted Feb 10, 2009·12 cites·32 claims
- 1175US8155506B2System and method for transport PID version checkMAMIDWAR RAJESH·Filed 2006·Granted Apr 10, 2012·4 cites·24 claims
- 1274US7346055B2Method and system for co-relating transport packets on different channels using a unique packet identifierBROADCOM CORP·Filed 2003·Granted Mar 18, 2008·10 cites·72 claims
- 1372US7937593B2Storage device content authenticationBROADCOM CORP·Filed 2004·Granted May 3, 2011·15 cites·35 claims
- 1470US7961255B2Television functionality on a chipBROADCOM CORP·Filed 2009·Granted Jun 14, 2011·2 cites·17 claims
- 1569US7835400B2Method for data packet substitutionBROADCOM CORP·Filed 2009·Granted Nov 16, 2010·2 cites·16 claims
- 1669US7194627B2Method and system for data encryption and decryptionBROADCOM CORP·Filed 2003·Granted Mar 20, 2007·16 cites·26 claims
- 1768US9668011B2Single chip set-top box systemD'LUNA LIONEL·Filed 2001·Granted May 30, 2017·9 cites·89 claims
- 1868US7450617B2System and method for demultiplexing video signalsBROADCOM CORP·Filed 2003·Granted Nov 11, 2008·7 cites·16 claims
- 1967US7346054B2Method and system for co-relating transport packets on different channels using a cyclic redundancy check (CRC)BROADCOM CORP·Filed 2003·Granted Mar 18, 2008·10 cites·21 claims
- 2065US7415014B2Method and system for co-relating transport packets on different channels using a packet prioritization schemeBROADCOM CORP·Filed 2003·Granted Aug 19, 2008·6 cites·30 claims
- 2164US7743977B2Method and system for random data access for security applicationsBROADCOM CORP·Filed 2005·Granted Jun 29, 2010·2 cites·30 claims
- 2264US7461282B2System and method for generating multiple independent, synchronized local timestampsBROADCOM CORP·Filed 2004·Granted Dec 2, 2008·6 cites·13 claims
- 2361US7388871B2Method and system for changing message filter coefficients dynamicallyBROADCOM CORP·Filed 2004·Granted Jun 17, 2008·4 cites·48 claims
- 2459US9031388B2Apparatus and method of seamless switching between a live DTV decoding and a PVR playbackBROADCOM CORP·Filed 2013·Granted May 12, 2015·0 cites·20 claims
- 2556US7561597B2System and method for data packet substitutionBROADCOM CORP·Filed 2003·Granted Jul 14, 2009·2 cites·6 claims
- 2654US8234504B2Method and system for data encryption and decryptionCHEUNG FRANCIS·Filed 2003·Granted Jul 31, 2012·5 cites·7 claims
- 2754US7912220B2Packetization of non-MPEG stream data in systems using advanced multi-stream POD interfaceBROADCOM CORP·Filed 2004·Granted Mar 22, 2011·2 cites·22 claims
- 2852US2007127891A1Apparatus and method of seamless switching between a live dtv decoding and a pvr playbackDEMAS JASON·Filed 2007·Application pending·0 cites
- 2949US8245918B2Method and system for random data access for security applicationsCHEN XUEMIN·Filed 2011·Granted Aug 21, 2012·0 cites·19 claims
- 3048US7959073B2Method and system for random data access for security applicationsBROADCOM CORP·Filed 2010·Granted Jun 14, 2011·0 cites·15 claims
- 3147US8607072B2Storage device content authenticationCHEN XUEMIN·Filed 2011·Granted Dec 10, 2013·0 cites·20 claims
- 3246US8854545B2Television functionality on a chipBAER DAVID A·Filed 2011·Granted Oct 7, 2014·0 cites·15 claims
- 3345US2015082337A1Pipelined encryption and packetization of audio video dataBROADCOM CORP·Filed 2013·Application pending·0 cites
- 3443US2014181985A1Content Specific Data ScramblingBROADCOM CORP·Filed 2012·Application pending·0 cites
- 3543US2005044175A1Transport processorFiled 2004·Application pending·0 cites
- 3640US8832773B2System and method for transport PID broadcast schemeCHEUNG FRANCIS CHI-WAI·Filed 2006·Granted Sep 9, 2014·0 cites·23 claims
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