| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 12/24/1996 | US5587984 Hologram printed on optical recording medium for copy protection |
| 12/24/1996 | US5587983 System for recording digital information in a pulse-length modulation format |
| 12/24/1996 | US5587980 Method deriving a quality signal from a read signal, and reading and recording devices which employ that method |
| 12/24/1996 | US5587979 Information carrier having information packets containing coded text or image information relating to different categories, arrangement for reading such information carrier and a system including such arrangement and information carrier |
| 12/24/1996 | US5587978 Record/reproduction apparatus for recording/reproducing multi-channel signals in different areas of a recording medium |
| 12/24/1996 | US5587975 Magneto-optical disk reproducing apparatus with gain and offset controlled by a reference pattern read from the disk |
| 12/24/1996 | US5587901 Optical recording medium having a pre-formed recording track which is offset along its width to record frame sync signals of information |
| 12/24/1996 | US5587807 Apparatus for processing digital video data with error correction parity comprising error concealment means |
| 12/24/1996 | US5587805 Method for recording images in a digital video cassette recorder |
| 12/24/1996 | US5587804 Reproduction error correction circuit for a video reproduction system & the method for operating it |
| 12/24/1996 | US5587789 Apparatus and method for controlling recording and reproduction in digital video cassette tape recorder |
| 12/24/1996 | US5587654 Method and apparatus for noise reduction in magnetic media recordings |
| 12/19/1996 | WO1996041468A1 Method and apparatus for copy protection for various recording media using a video finger print |
| 12/19/1996 | WO1996041445A1 System and method for access control for data storage media |
| 12/19/1996 | WO1996041342A1 RATE n/(n+1) CODE FOR EMBEDDED SERVO ADDRESS ENCODING |
| 12/19/1996 | WO1996041341A1 Trellis code with improved error propagation |
| 12/19/1996 | CA2223565A1 System and method for access control for data storage media |
| 12/18/1996 | EP0749220A2 Coding of data with a fixed word length |
| 12/18/1996 | EP0749123A2 Maximum-likelihood symbol detection for RLL-coded data |
| 12/18/1996 | EP0749115A2 A method and a system for adjusting an electrically converted input-output signal involving an optical storage medium |
| 12/18/1996 | EP0749114A2 A method and a system for adjusting optical recording device involving an optical recording medium of non-uniform heat characteristics |
| 12/18/1996 | EP0748538A1 Interleaving with low-speed memory |
| 12/18/1996 | EP0748504A1 Defect management for automatic track processing without id field |
| 12/18/1996 | EP0748503A1 Method and apparatus for automatic sector pulse generation and split field calculation in disk drives |
| 12/18/1996 | EP0748502A1 A table driven method and apparatus for automatic split field processing |
| 12/18/1996 | CN1138402A Storage and retrieval of a data reduced digital video signal in/from a memory and recording and preproduction of a data reduced digital video signal on a longitudinal record carrier |
| 12/18/1996 | CN1138272A 数据存储装置 Data storage means |
| 12/18/1996 | CN1138191A Seek actuator for optical recording |
| 12/18/1996 | CN1138189A Reproducing apparatus having buffer memory and capable of rapidly restarting reproduction and method of controlling the apparatus |
| 12/17/1996 | US5586306 Integrated circuit servo system control for computer mass storage device with distributed control functionality to reduce transport delay |
| 12/17/1996 | US5586280 Method and apparatus for appending data to compressed records previously stored on a sequentially-accessible storage medium |
| 12/17/1996 | US5586144 Receiving arrangement including a variable equalizer, which variable equalizer is controlled on the basis of one or more signal portions produced by the variable equalizer |
| 12/17/1996 | US5586127 Apparatus and method for correcting error in data read from recording medium |
| 12/17/1996 | US5586108 Information recording medium and information record regenerating device therefor |
| 12/17/1996 | US5586101 For use in an optical system |
| 12/17/1996 | US5586100 Transversal filter and method for cancelling intersymbol interference |
| 12/17/1996 | US5586098 Optical disc apparatus for controlling laser power for each zone of a zone record system |
| 12/17/1996 | US5586096 Optical write/read device and an information recording media |
| 12/17/1996 | US5586093 Recording device capable of reading out data from a disk for editing and recording back to the disk |
| 12/17/1996 | US5585975 Equalization for sample value estimation and sequence detection in a sampled amplitude read channel |
| 12/17/1996 | US5585974 For use in a storage device |
| 12/17/1996 | US5585963 Digital image signal recording apparatus |
| 12/17/1996 | US5585930 Apparatus for recording and reproducing a digital video signal |
| 12/17/1996 | US5585928 Video signal recording and reproducing apparatus a frequency down-cinverted luminance signal into the vertical retrace line interval of a recording signal |
| 12/17/1996 | CA2081179C Format for data-storing disk media wherein addressable track angular length is independent of disk revolutions |
| 12/12/1996 | WO1996039777A1 Automatic picture quality controller |
| 12/12/1996 | WO1996039697A1 Error correction via programmable bias current for mr recording heads |
| 12/12/1996 | DE19622627A1 Automatic amplifier control and regulation system esp. for video signals |
| 12/12/1996 | DE19520710A1 Personalcomputer mit mindestens einem Diskettenlaufwerk Personal computer with at least one floppy disk drive |
| 12/12/1996 | CA2223146A1 Error correction via programmable bias current for mr recording heads |
| 12/11/1996 | EP0748130A2 Recording and reproducing digital signals |
| 12/11/1996 | EP0748129A2 Methods for monitoring and modifying a trick play data stream to insure MPEG compliance |
| 12/11/1996 | EP0748122A2 Multimedia control system and method for controlling multimedia program presentation |
| 12/11/1996 | EP0748121A2 Multimedia direct access storage device and formatting method |
| 12/11/1996 | EP0748089A2 Data scrambling/descrambling method and apparatus |
| 12/11/1996 | EP0748056A2 An error detection and correction system for a stream of encoded data |
| 12/11/1996 | EP0747819A1 Disk drive incompatible firmware recovery |
| 12/11/1996 | EP0747818A1 Method and error correcting code (ECC) apparatus for storing predefined information with ECC in a direct access storage device |
| 12/11/1996 | EP0747806A2 Data compression method and structure for a direct access storage device |
| 12/11/1996 | EP0746908A1 Method and apparatus for multiplexed encoding of digital audio information onto a digital audio storage medium |
| 12/11/1996 | EP0746853A1 A method and device for use with helical scan data recording by implementing a reed-solomon product code, a unitary medium comprising such data, and a cassette comprising such medium |
| 12/11/1996 | EP0746850A1 System and method for encoding a servo address |
| 12/11/1996 | EP0746848A1 Synchronous read channel |
| 12/11/1996 | EP0464216B1 Method of recording and reproducing data |
| 12/11/1996 | CN1137834A Record carrier, recording device and reading device |
| 12/11/1996 | CN1137833A Apparatus for recording and/or reproducing video signals and audio signals in/from inclined tracks on a magnetic tape, and magnetic tape for such apparatus |
| 12/11/1996 | CN1137723A Illegal view and copy protection method in digital video system and controlling method thereof |
| 12/11/1996 | CN1137706A Power saving decoder and data recovery apparatus utilizing the same decoder |
| 12/11/1996 | CN1137675A Disc-shaped recording medium, recording apparatus and reproducing apparatus |
| 12/11/1996 | CN1137673A System and method for encoding servo adress |
| 12/10/1996 | US5583962 For encoding two or more audio channels |
| 12/10/1996 | US5583842 Method for improving servo field yields |
| 12/10/1996 | US5583838 Recording apparatus having data recording rate phase-synchronized to recording time data recorded on a recording medium |
| 12/10/1996 | US5583715 Image data communication apparatus |
| 12/10/1996 | US5583711 Greater capacity writing method for a belt-driven tape cartridge or the like |
| 12/10/1996 | US5583709 Method and apparatus for automatically selecting a noise reduction circuitry in playback mode |
| 12/10/1996 | US5583707 Digital video tape recorder with data block I.D. signal error correction |
| 12/10/1996 | US5583706 For reading digital data from a magnetic medium |
| 12/10/1996 | US5583705 Write precompensation optimization in a PRML channel using a selected PRML signal level |
| 12/10/1996 | US5583654 Digital video and audio signal recording and reproducing apparatus efficiently storing a variety of different accompanying video and audio information data |
| 12/10/1996 | US5583652 Synchronized, variable-speed playback of digitally recorded audio and video |
| 12/10/1996 | US5583650 Digital recording and playback device error correction methods and apparatus for use with trick play data |
| 12/08/1996 | CA2178448A1 An error detection and correction system for a stream of encoded data |
| 12/05/1996 | WO1996038923A1 Method and apparatus for determining burst errors in an error pattern |
| 12/05/1996 | WO1996038843A1 Method and device for encoding audio signal and method and device for decoding audio signal |
| 12/05/1996 | WO1996038838A2 Magnetic reproduction apparatus provided with a cross-talk reduction system |
| 12/04/1996 | EP0746162A2 Data stream multiplexing apparatus and method, and record medium therefor |
| 12/04/1996 | EP0746156A2 Digital video data recording/reproducing method and apparatus therefor |
| 12/04/1996 | EP0746126A2 System for data copyright management using key distribution |
| 12/04/1996 | EP0745994A2 Data recording/reproducing apparatus, method thereof, and data record medium |
| 12/04/1996 | EP0745993A2 Digital signal recorder |
| 12/04/1996 | EP0745925A2 Encryption key |
| 12/04/1996 | EP0745255A1 Multilayer record carrier and device for scanning said carrier |
| 12/04/1996 | EP0745254A1 Method of converting a series of m-bit information words to a modulated signal, method of producing a record carrier, coding device, decoding device, recording device, reading device, signal, as well as a record carrier |
| 12/04/1996 | EP0499278B1 Method for recording sector control information on magneto-optical disk |
| 12/04/1996 | CN1137337A Still picture system |
| 12/04/1996 | CN1137322A Method for recording/reproducing data, data reproducing device, and recording medium |
| 12/04/1996 | CN1137151A Disk media, and method of and device for recording and playing back information on or from disk media |
| 12/04/1996 | CN1137149A Method for synchronizing new recording signals with previously recorded signals |
| 12/04/1996 | CN1137147A Recording medium, recording apparatus and method, and apparatus and method reproducing |