Inventor · disambiguated record
Robert O. Eifrig
Also filed as: EIFRIG ROBERT O · EIFRIG ROBERT OWEN
28 granted patents·10 pending applications·2,454 citations·filing 1995–2021
97Inventor score
Top patents by PatentIndex Score
38 records- 0198US6748020B1Transcoder-multiplexer (transmux) software architectureGEN INSTRUMENT CORP·Filed 2000·Granted Jun 8, 2004·239 cites·27 claims
- 0298US5991447APrediction and coding of bi-directionally predicted video object planes for interlaced digital videoGEN INSTRUMENT CORP·Filed 1997·Granted Nov 23, 1999·391 cites·27 claims
- 0397USRE38563EPrediction and coding of bi-directionally predicted video object planes for interlaced digital videoGEN INSTRUMENT CORP·Filed 2001·Granted Aug 10, 2004·106 cites·28 claims
- 0497US6026195AMotion estimation and compensation of video object planes for interlaced digital videoGEN INSTRUMENT CORP·Filed 1999·Granted Feb 15, 2000·320 cites·12 claims
- 0597US6005980AMotion estimation and compensation of video object planes for interlaced digital videoGEN INSTRUMENT CORP·Filed 1997·Granted Dec 21, 1999·314 cites·54 claims
- 0696US5974184AIntra-macroblock DC and AC coefficient prediction for interlaced digital videoGEN INSTRUMENT CORP·Filed 1997·Granted Oct 26, 1999·281 cites·42 claims
- 0795US6259741B1Method of architecture for converting MPEG-2 4:2:2-profile bitstreams into main-profile bitstreamsGEN INSTRUMENT CORP·Filed 1999·Granted Jul 10, 2001·219 cites·26 claims
- 0893US9582157B1User interface and program guide for a multi-program video viewing apparatusI4VU INC·Filed 2013·Granted Feb 28, 2017·34 cites·24 claims
- 0993US8351514B2Method, protocol, and apparatus for transporting advanced video coding contentGEN INSTRUMENT CORP·Filed 2005·Granted Jan 8, 2013·18 cites·6 claims
- 1093US6570922B1Rate control for an MPEG transcoder without a priori knowledge of picture typeGEN INSTRUMENT CORP·Filed 1998·Granted May 27, 2003·146 cites·22 claims
- 1191US5995151ABit rate control mechanism for digital image and video data compressionTEKTRONIX INC·Filed 1997·Granted Nov 30, 1999·137 cites·5 claims
- 1290US5686964ABit rate control mechanism for digital image and video data compressionFiled 1995·Granted Nov 11, 1997·137 cites·8 claims
- 1386USRE38564EMotion estimation and compensation of video object planes for interlaced digital videoGEN INSTRUMENT CORP·Filed 2001·Granted Aug 10, 2004·29 cites·21 claims
- 1484US8582652B2Method and apparatus for selecting a coding modeWANG LIMIN·Filed 2007·Granted Nov 12, 2013·7 cites·20 claims
- 1579US8908765B2Method and apparatus for performing motion estimationPANUSOPONE KRIT·Filed 2007·Granted Dec 9, 2014·6 cites·25 claims
- 1675US8503541B2Method and apparatus for determining timing information from a bit streamNARASIMHAN MANDAYAM A·Filed 2005·Granted Aug 6, 2013·4 cites·20 claims
- 1774US7020198B2Rate control for an MPEG transcoder without a priori knowledge picture typeGEN INSTRUMENT CORP·Filed 2002·Granted Mar 28, 2006·10 cites·48 claims
- 1871US9485456B2Frame-rate conversion in a distributed computing systemAKAMAI TECH INC·Filed 2013·Granted Nov 1, 2016·2 cites·31 claims
- 1971US6289129B1Video rate buffer for use with push dataflowMOTOROLA INC·Filed 1998·Granted Sep 11, 2001·39 cites·81 claims
- 2070US2021409752A1Personal Video RecorderARRIS ENTPR LLC·Filed 2021·Application pending·0 cites
- 2169US10687106B2System and method for distributed control of segmented mediaI4VU INC·Filed 2018·Granted Jun 16, 2020·2 cites·16 claims
- 2268US11128881B2Personal video recorderARRIS ENTPR LLC·Filed 2020·Granted Sep 21, 2021·0 cites·8 claims
- 2368US7840119B2Methods and apparatus for processing progressive I-slice refreshed MPEG data streams to enable trick play mode features on a display deviceGEN INSTRUMENT CORP·Filed 2002·Granted Nov 23, 2010·10 cites·37 claims
- 2467US8526489B2Personal video recorderNARASIMHAN MANDAYAM·Filed 2008·Granted Sep 3, 2013·1 cites·19 claims
- 2566US9374577B2Method and apparatus for selecting a coding modeARRIS TECHNOLOGY INC·Filed 2013·Granted Jun 21, 2016·1 cites·5 claims
- 2663US10674173B2Personal video recorderARRIS ENTPR LLC·Filed 2018·Granted Jun 2, 2020·0 cites·8 claims
- 2763US9609049B2Frame-rate conversion in a distributed computing systemAKAMAI TECH INC·Filed 2016·Granted Mar 28, 2017·1 cites·26 claims
- 2861US9549179B2Personal video recorderARRIS ENTPR INC·Filed 2013·Granted Jan 17, 2017·0 cites·19 claims
- 2960US9961359B2Personal video recorderARRIS ENTPR LLC·Filed 2016·Granted May 1, 2018·0 cites·20 claims
- 3047US2008137726A1Method and Apparatus for Real-Time Video EncodingGEN INSTRUMENT CORP·Filed 2006·Application pending·0 cites
- 3146US2010118948A1Method and apparatus for video processing using macroblock mode refinementCHATTERJEE CHANCHAL·Filed 2009·Application pending·0 cites
- 3246US2010128779A1Method and apparatus for splicing in a compressed video bitstreamCHATTERJEE CHANCHAL·Filed 2009·Application pending·0 cites
- 3346US2010150168A1Method and apparatus for multiplexing of digital videoCHATTERJEE CHANCHAL·Filed 2009·Application pending·0 cites
- 3446US2010118982A1Method and apparatus for transrating compressed digital videoCHATTERJEE CHANCHAL·Filed 2009·Application pending·0 cites
- 3544US2010104022A1Method and apparatus for video processing using macroblock mode refinementCHATTERJEE CHANCHAL·Filed 2009·Application pending·0 cites
- 3644US2010104015A1Method and apparatus for transrating compressed digital videoCHATTERJEE CHANCHAL·Filed 2009·Application pending·0 cites
- 3743US2008025395A1Method and Apparatus for Motion Estimation in a Video EncoderGEN INSTRUMENT CORP·Filed 2006·Application pending·0 cites
- 3838US2019069036A1System and method for distributed control of segmented mediaI4VU INC D/B/A JADESTREAM INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →