Assignee
VTEL CORP
US·24 granted patents·5 pending applications·2,612 citations·filing 1995–2006
Top patents by PatentIndex Score
29 records- 0195US5872922AMethod and apparatus for a video conference user interfaceVTEL CORP·Filed 1997·Granted Feb 16, 1999·441 cites·5 claims
- 0294US6285746B1Computer controlled video system allowing playback during recordingVTEL CORP·Filed 2001·Granted Sep 4, 2001·76 cites·5 claims
- 0394US5657246AMethod and apparatus for a video conference user interfaceVTEL CORP·Filed 1995·Granted Aug 12, 1997·276 cites·26 claims
- 0493US6469732B1Acoustic source location using a microphone arrayVTEL CORP·Filed 1998·Granted Oct 22, 2002·366 cites·8 claims
- 0592US6181784B1Computer controlled video multiplexer for video conferencing and message systemsVTEL CORP·Filed 2000·Granted Jan 30, 2001·84 cites·2 claims
- 0691US6178205B1Video postfiltering with motion-compensated temporal filtering and/or spatial-adaptive filteringVTEL CORP·Filed 1997·Granted Jan 23, 2001·345 cites·31 claims
- 0788US6650701B1Apparatus and method for controlling an acoustic echo cancelerVTEL CORP·Filed 2000·Granted Nov 18, 2003·42 cites·19 claims
- 0887US5991277APrimary transmission site switching in a multipoint videoconference environment based on human voiceVTEL CORP·Filed 1998·Granted Nov 23, 1999·129 cites·37 claims
- 0985US5959667AVoice activated camera preset selection system and method of operationVTEL CORP·Filed 1996·Granted Sep 28, 1999·106 cites·32 claims
- 1084US5933597AMethod and system for sharing objects between local and remote terminalsVTEL CORP·Filed 1996·Granted Aug 3, 1999·132 cites·30 claims
- 1182US5990931AAutomatic display update of still frame images for videoconferencingVTEL CORP·Filed 1997·Granted Nov 23, 1999·73 cites·25 claims
- 1280US6618073B1Apparatus and method for avoiding invalid camera positioning in a video conferenceVTEL CORP·Filed 1998·Granted Sep 9, 2003·72 cites·16 claims
- 1378US6025870AAutomatic switching of videoconference focusVTEL CORP·Filed 1998·Granted Feb 15, 2000·114 cites·26 claims
- 1475US6285405B1System and method for synchronizing data signalsVTEL CORP·Filed 1998·Granted Sep 4, 2001·80 cites·24 claims
- 1572US6192342B1Automated camera aiming for identified talkersVTEL CORP·Filed 1998·Granted Feb 20, 2001·71 cites·17 claims
- 1672US5768263AMethod for talk/listen determination and multipoint conferencing system using such methodVTEL CORP·Filed 1995·Granted Jun 16, 1998·60 cites·37 claims
- 1770US6476873B1Enhancement of a selectable region of videoVTEL CORP·Filed 1998·Granted Nov 5, 2002·39 cites·38 claims
- 1867US6160586ADigital video processing using a dynamically varying number of video fieldsVTEL CORP·Filed 1998·Granted Dec 12, 2000·34 cites·20 claims
- 1966USD442155SVideo teleconferencing center with full screen displayVTEL CORP·Filed 1999·Granted May 15, 2001·14 cites·1 claims
- 2061US5594725AProcess and system for video rate control in a multipoint video conferenceVTEL CORP·Filed 1995·Granted Jan 14, 1997·31 cites·20 claims
- 2157USD440545SVideo teleconferencing centerVTEL CORP·Filed 1999·Granted Apr 17, 2001·10 cites·1 claims
- 2246US5825754AFilter and process for reducing noise in audio signalsVTEL CORP·Filed 1995·Granted Oct 20, 1998·14 cites·18 claims
- 2344US2006209076A1Variable play back speed in video mailVTEL CORP·Filed 2006·Application pending·0 cites
- 2439US2003084200A1System and method for generating programmable traps for a communications networkVTEL CORP·Filed 2001·Application pending·0 cites
- 2539US2003028895A1System and method for managing disparate video network devices through objectsVTEL CORP·Filed 2001·Application pending·0 cites
- 2636US2003025786A1Method and system for saving and applying a video address from a video conferenceVTEL CORP·Filed 2001·Application pending·0 cites
- 2733USD425052SVideo teleconferencing device with full screen displayVTEL CORP·Filed 1998·Granted May 16, 2000·2 cites·1 claims
- 2831USD427186SElectronics enclosureVTEL CORP·Filed 1998·Granted Jun 27, 2000·1 cites·1 claims
- 2931US2003084176A1System and method for discovering devices in a video networkVTEL CORP·Filed 2001·Application pending·0 cites
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