Inventor · disambiguated record
Eric David Petajan
Also filed as: PETAJAN ERIC · PETAJAN ERIC D · PETAJAN ERIC DAVID
38 granted patents·9 pending applications·1,861 citations·filing 1985–2025
98Inventor score
Files withAT & T BELL LAB13AT & T IP I LP13AT & T MOBILITY II LLC6LIVECLIPS LLC6LUCENT TECHNOLOGIES INC6
Top patents by PatentIndex Score
47 records- 0195US6028960AFace feature analysis for automatic lipreading and character animationLUCENT TECHNOLOGIES INC·Filed 1996·Granted Feb 22, 2000·321 cites·17 claims
- 0294US5966139AScalable data segmentation and visualization systemLUCENT TECHNOLOGIES INC·Filed 1996·Granted Oct 12, 1999·222 cites·8 claims
- 0393US11665215B1Content delivery systemAT & T IP I LP·Filed 2022·Granted May 30, 2023·4 cites·20 claims
- 0493US5742289ASystem and method of generating compressed video graphics imagesLUCENT TECHNOLOGIES INC·Filed 1996·Granted Apr 21, 1998·205 cites·34 claims
- 0593US5136377AAdaptive non-linear quantizerAT & T BELL LAB·Filed 1990·Granted Aug 4, 1992·146 cites·31 claims
- 0692US5144423AHdtv encoder with forward estimation and constant rate motion vectorsAT & T BELL LAB·Filed 1990·Granted Sep 1, 1992·124 cites·14 claims
- 0791US5134477AHdtv receiverAT & T BELL LAB·Filed 1990·Granted Jul 28, 1992·119 cites·16 claims
- 0888US10735742B2Adaptive bitrate video testingAT & T IP I LP·Filed 2018·Granted Aug 4, 2020·6 cites·20 claims
- 0988US5768415AApparatus and methods for performing electronic scene analysis and enhancementLUCENT TECHNOLOGIES INC·Filed 1995·Granted Jun 16, 1998·111 cites·27 claims
- 1086US11297365B2Adaptive bitrate video testing from screen recordingAT & T IP I LP·Filed 2019·Granted Apr 5, 2022·3 cites·20 claims
- 1183US9659597B2Annotating media content for automatic content understandingLIVECLIPS LLC·Filed 2013·Granted May 23, 2017·5 cites·18 claims
- 1283US6229570B1Motion compensation image interpolation—frame rate conversion for HDTVLUCENT TECHNOLOGIES INC·Filed 1998·Granted May 8, 2001·94 cites·24 claims
- 1382US4975960AElectronic facial tracking and detection system and method and apparatus for automated speech recognitionPETAJAN ERIC D·Filed 1985·Granted Dec 4, 1990·160 cites·94 claims
- 1481US5128756AHigh definition television coding arrangement with graceful degradationAT & T BELL LAB·Filed 1990·Granted Jul 7, 1992·52 cites·12 claims
- 1580US5734432AMethod of incorporating a variable rate auxiliary data stream with a variable rate primary data streamLUCENT TECHNOLOGIES INC·Filed 1994·Granted Mar 31, 1998·49 cites·7 claims
- 1679US11546617B2Separation of graphics from natural video in streaming video contentAT & T MOBILITY II LLC·Filed 2020·Granted Jan 3, 2023·1 cites·20 claims
- 1779US10778547B2System for determining a predicted buffer condition based on flow metrics and classifier rules generated in response to the creation of training data setsAT & T MOBILITY II LLC·Filed 2018·Granted Sep 15, 2020·4 cites·20 claims
- 1878US5134475AAdaptive leak hdtv encoderAT & T BELL LAB·Filed 1990·Granted Jul 28, 1992·45 cites·7 claims
- 1975US10602203B2Adaptive bit rate mobile video objective testingAT & T MOBILITY II LLC·Filed 2019·Granted Mar 24, 2020·1 cites·20 claims
- 2075US5063444AHigh definition television arrangement with signal selections adapted to the available transmission capacityAT & T BELL LAB·Filed 1990·Granted Nov 5, 1991·37 cites·23 claims
- 2175US2025310483A1Facilitating avatar modifications for learning and other videotelephony sessions in advanced networksAT & T IP I LP·Filed 2025·Application pending·0 cites
- 2271US11395031B1Audio and video synchronizationAT & T IP I LP·Filed 2021·Granted Jul 19, 2022·1 cites·17 claims
- 2371US2023122454A1Separation of graphics from natural video in streaming video contentAT & T MOBILITY II LLC·Filed 2022·Application pending·0 cites
- 2470US12335660B2Facilitating avatar modifications for learning and other videotelephony sessions in advanced networksAT & T IP I LP·Filed 2022·Granted Jun 17, 2025·0 cites·19 claims
- 2570US5043808AHigh definition television arrangement employing motion compensated prediction error signalsAT & T BELL LAB·Filed 1990·Granted Aug 27, 1991·29 cites·37 claims
- 2669US5243419ASoft coding for HDTVAT & T BELL LAB·Filed 1991·Granted Sep 7, 1993·27 cites·15 claims
- 2768US2025193471A1Adaptive bitrate video testing from screen recordingAT & T IP I LP·Filed 2025·Application pending·0 cites
- 2866US5040062ATelevision signal arrangement where selected signals are encoded digitallyAT & T BELL LAB·Filed 1990·Granted Aug 13, 1991·25 cites·27 claims
- 2965US10553252B2Annotating media content for automatic content understandingLIVECLIPS LLC·Filed 2019·Granted Feb 4, 2020·0 cites·20 claims
- 3065US9367745B2System for annotating media content for automatic content understandingLIVECLIPS LLC·Filed 2014·Granted Jun 14, 2016·1 cites·12 claims
- 3164US12238357B2Adaptive bitrate video testing from screen recordingAT & T IP I LP·Filed 2022·Granted Feb 25, 2025·0 cites·20 claims
- 3264US10313717B2Adaptive bit rate mobile video objective testingAT & T MOBILITY II LLC·Filed 2017·Granted Jun 4, 2019·1 cites·20 claims
- 3364US5083206AHigh definition television arrangement including noise immunity meansAT & T BELL LAB·Filed 1990·Granted Jan 21, 1992·23 cites·30 claims
- 3464US2022368859A1Virtual audience using low bitrate avatars and laughter detectionAT & T IP I LP·Filed 2022·Application pending·0 cites
- 3563US2023362221A1Content delivery systemAT & T IP I LP·Filed 2023·Application pending·0 cites
- 3662US10381045B2Annotating media content for automatic content understandingLIVECLIPS LLC·Filed 2018·Granted Aug 13, 2019·0 cites·20 claims
- 3759US11438551B2Virtual audience using low bitrate avatars and laughter detectionAT & T IP I LP·Filed 2020·Granted Sep 6, 2022·0 cites·20 claims
- 3859US10056112B2Annotating media content for automatic content understandingLIVECLIPS LLC·Filed 2017·Granted Aug 21, 2018·0 cites·19 claims
- 3956US5331348AAdaptive leak HDTV encoderAT & T BELL LAB·Filed 1992·Granted Jul 19, 1994·15 cites·9 claims
- 4056US2025133245A1Remote rendered content delivery optimizationAT & T MOBILITY II LLC·Filed 2024·Application pending·0 cites
- 4154US2013283143A1System for Annotating Media Content for Automatic Content UnderstandingPETAJAN ERIC DAVID·Filed 2013·Application pending·0 cites
- 4253US2023101262A1Application-level network slicing for high quality of experienceAT & T IP I LP·Filed 2021·Application pending·0 cites
- 4352US5377014AApparatus and method for displaying recorded compressed digital high definition video informationAT & T CORP·Filed 1992·Granted Dec 27, 1994·13 cites·31 claims
- 4450US2022360843A1Audio and Video SynchronizationAT & T IP I LP·Filed 2022·Application pending·0 cites
- 4544US10491961B2System for annotating media content for automatic content understandingLIVECLIPS LLC·Filed 2016·Granted Nov 26, 2019·0 cites·15 claims
- 4644US5148274APAM signals modulation with mappings to improve utilization of available transmission capacityAT & T BELL LAB·Filed 1990·Granted Sep 15, 1992·8 cites·22 claims
- 4743US5305102AHDTV receiverAT & T BELL LAB·Filed 1992·Granted Apr 19, 1994·9 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →