Assignee
DISCOVISION ASS
US·325 granted patents·2 pending applications·11,874 citations·filing 1977–2005
Top patents by PatentIndex Score
327 records- 0198US6581025B2Time and work tracker for wireless devicesDISCOVISION ASS·Filed 2002·Granted Jun 17, 2003·227 cites·61 claims
- 0298US5956519APicture end token in a system comprising a plurality of pipeline stagesDISCOVISION ASS·Filed 1997·Granted Sep 21, 1999·258 cites·14 claims
- 0398US5875158AServo control system for information storage deviceDISCOVISION ASS·Filed 1998·Granted Feb 23, 1999·121 cites·12 claims
- 0498US4797752AInformation storage carrier and method for storing duplicate informationDISCOVISION ASS·Filed 1984·Granted Jan 10, 1989·276 cites·4 claims
- 0598US4375091AMethod and apparatus for information retrieval from an optically readable storage mediumDISCOVISION ASS·Filed 1981·Granted Feb 22, 1983·98 cites·12 claims
- 0698US4332022ATracking system and method for video disc playerDISCOVISION ASS·Filed 1980·Granted May 25, 1982·85 cites·18 claims
- 0798US4271334AApparatus for correcting for temperature-induced tracking errors in a system for recovering information from a recording discDISCOVISION ASS·Filed 1979·Granted Jun 2, 1981·75 cites·12 claims
- 0897US7095783B1Multistandard video decoder and decompression system for processing encoded bit streams including start codes and methods relating theretoDISCOVISION ASS·Filed 2000·Granted Aug 22, 2006·109 cites·4 claims
- 0997US6799246B1Memory interface for reading/writing data from/to a memoryDISCOVISION ASS·Filed 1997·Granted Sep 28, 2004·228 cites·8 claims
- 1097US6741529B1Method and apparatus for moving carriage assembly from initial position to target position and optical disc system including sameDISCOVISION ASS·Filed 1995·Granted May 25, 2004·125 cites·56 claims
- 1197US5729511AOptical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signalDISCOVISION ASS·Filed 1995·Granted Mar 17, 1998·124 cites·44 claims
- 1297US5603012AStart code detectorDISCOVISION ASS·Filed 1995·Granted Feb 11, 1997·230 cites·37 claims
- 1397US5126990AMethod of evaluating a storage medium by recirculating a test sample of a signalDISCOVISION ASS·Filed 1982·Granted Jun 30, 1992·81 cites·4 claims
- 1497US4571716AMethod and apparatus for scanning a recording medium for defectsDISCOVISION ASS·Filed 1984·Granted Feb 18, 1986·84 cites·2 claims
- 1596US7149811B2Multistandard video decoder and decompression system for processing encoded bit streams including a reconfigurable processing stage and methods relating theretoDISCOVISION ASS·Filed 2001·Granted Dec 12, 2006·78 cites·24 claims
- 1696US6122232AIsolation apparatus for use in disc drive system to mitigate effects of undesired mechanical forces and disc drive system including sameDISCOVISION ASS·Filed 1998·Granted Sep 19, 2000·88 cites·30 claims
- 1796US6087644AFocus capture for optical disc system including detection of quad sum signal to close focusDISCOVISION ASS·Filed 1997·Granted Jul 11, 2000·73 cites·12 claims
- 1896US5984512AMethod for storing video informationDISCOVISION ASS·Filed 1995·Granted Nov 16, 1999·192 cites·13 claims
- 1996US5321680ASystem for recording digital information in a pulse-length modulation formatDISCOVISION ASS·Filed 1993·Granted Jun 14, 1994·54 cites·39 claims
- 2096US4536863AMethod and apparatus for recovering information from a videodiscDISCOVISION ASS·Filed 1982·Granted Aug 20, 1985·65 cites·10 claims
- 2196US4495623ADigital data storage in video formatDISCOVISION ASS·Filed 1982·Granted Jan 22, 1985·113 cites·25 claims
- 2296US4455634AAudio/video quality monitoring systemDISCOVISION ASS·Filed 1982·Granted Jun 19, 1984·77 cites·6 claims
- 2396US4222072AVideo player/recorder with non-linear mark length modulationDISCOVISION ASS·Filed 1978·Granted Sep 9, 1980·72 cites·8 claims
- 2495US4451913AVideo disc read back scannerDISCOVISION ASS·Filed 1981·Granted May 29, 1984·57 cites·3 claims
- 2595US4370679AGain correction system for videodisc player apparatusDISCOVISION ASS·Filed 1980·Granted Jan 25, 1983·57 cites·4 claims
- 2695US4282598AVideo disc read back scannerDISCOVISION ASS·Filed 1978·Granted Aug 4, 1981·54 cites·7 claims
- 2795USD258957SKeyboard housingDISCOVISION ASS·Filed 1978·Granted Apr 21, 1981·56 cites·1 claims
- 2894US6330666B1Multistandard video decoder and decompression system for processing encoded bit streams including start codes and methods relating theretoDISCOVISION ASS·Filed 1997·Granted Dec 11, 2001·99 cites·6 claims
- 2994US5768629AToken-based adaptive video processing arrangementDISCOVISION ASS·Filed 1995·Granted Jun 16, 1998·109 cites·9 claims
- 3094US5568315AOptical beamsplitterDISCOVISION ASS·Filed 1995·Granted Oct 22, 1996·72 cites·8 claims
- 3194US5448545ASystem for reproducing digital information in a pulse-length modulation formatDISCOVISION ASS·Filed 1994·Granted Sep 5, 1995·40 cites·17 claims
- 3294US5375116ASystem for recording digital information in a pulse-length modulation formatDISCOVISION ASS·Filed 1993·Granted Dec 20, 1994·41 cites·67 claims
- 3394US5253244ASystem for recording digital information in a pulse-length modulation formatDISCOVISION ASS·Filed 1992·Granted Oct 12, 1993·44 cites·7 claims
- 3494US4845697AMethod of time limited searching for a track address on an optically read information discDISCOVISION ASS·Filed 1987·Granted Jul 4, 1989·65 cites·26 claims
- 3594US4774699AMethod and apparatus for positioning a read head to a selected track on a record discDISCOVISION ASS·Filed 1987·Granted Sep 27, 1988·69 cites·14 claims
- 3694US4755884AAudio evaluation of information stored on a record medium under control of video picture frame numberDISCOVISION ASS·Filed 1986·Granted Jul 5, 1988·67 cites·3 claims
- 3794US4701898AMethod and apparatus for locating a selected track on a record discDISCOVISION ASS·Filed 1985·Granted Oct 20, 1987·66 cites·10 claims
- 3894US4456914AMethod and apparatus for storing information on a storage mediumDISCOVISION ASS·Filed 1982·Granted Jun 26, 1984·49 cites·17 claims
- 3994US4439848AFocusing system for video disc playerDISCOVISION ASS·Filed 1981·Granted Mar 27, 1984·53 cites·22 claims
- 4094US4406000ATracking system for optical record mediumDISCOVISION ASS·Filed 1981·Granted Sep 20, 1983·98 cites·17 claims
- 4194US4371899ATime base error correction system for playerDISCOVISION ASS·Filed 1980·Granted Feb 1, 1983·49 cites·22 claims
- 4293US6697930B2Multistandard video decoder and decompression method for processing encoded bit streams according to respective different standardsDISCOVISION ASS·Filed 2001·Granted Feb 24, 2004·31 cites·3 claims
- 4393US6217234B1Apparatus and method for processing data with an arithmetic unitDISCOVISION ASS·Filed 1995·Granted Apr 17, 2001·103 cites·6 claims
- 4493US5878015ALaser driver for controlling electrical current passed to a laser in an optical disc systemDISCOVISION ASS·Filed 1995·Granted Mar 2, 1999·47 cites·11 claims
- 4593US5724537AInterface for connecting a bus to a random access memory using a two wire linkDISCOVISION ASS·Filed 1997·Granted Mar 3, 1998·131 cites·6 claims
- 4693US5373490ASystem for recording digital information in a pulse-length modulation formatDISCOVISION ASS·Filed 1994·Granted Dec 13, 1994·38 cites·16 claims
- 4793US4809247AVideo disc head tracking apparatusDISCOVISION ASS·Filed 1987·Granted Feb 28, 1989·54 cites·6 claims
- 4893US4757393AMultiple variable rate audio message playbackDISCOVISION ASS·Filed 1985·Granted Jul 12, 1988·74 cites·8 claims
- 4993US4706133AMethod and apparatus for recovering information from a videodiscDISCOVISION ASS·Filed 1985·Granted Nov 10, 1987·58 cites·16 claims
- 5093US4682246ACharacterizing the information transfer characteristics of a recording mediumDISCOVISION ASS·Filed 1982·Granted Jul 21, 1987·44 cites·5 claims
Showing the top 50 of 327 patent records by PatentIndex Score.
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