| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 09/17/1997 | EP0526130B1 Disk changer with memory means for memorizing error information |
| 09/17/1997 | CN1159713A Multi-channel MPEG video displacement coding device |
| 09/17/1997 | CN1159683A Code conversion method |
| 09/17/1997 | CN1159647A Simple method for sectional repeating record on magnetic tape and apparatus thereof |
| 09/17/1997 | CN1159641A Digital type rproducing record device for high-speed magnetic tape transcription duplicate |
| 09/17/1997 | CN1159626A Error check-code forming method and device |
| 09/17/1997 | CN1159623A Device and method for demodulating data signal red from recording medium |
| 09/17/1997 | CN1035905C Optical disc for use in an optical data recording and/or reproducing apparatus |
| 09/16/1997 | US5668916 Apparatus for reproducing data not successively located on a recording medium |
| 09/16/1997 | US5668873 Video signal processor with copy prevention function |
| 09/16/1997 | US5668840 Synchronizing circuit for use in a digital audio signal compressingxpanding system |
| 09/16/1997 | US5668789 Recording method of recording medium |
| 09/16/1997 | US5668787 Mark length recording system with trial writing to maximize recording power and error recovery |
| 09/16/1997 | US5668746 Reproduced waveform equalization circuit |
| 09/16/1997 | US5668690 Method and apparatus for lifetime prediction of gas lubricated interfaces in data storage devices |
| 09/16/1997 | US5668677 Apparatus for recording and reproducing variable length codes |
| 09/16/1997 | US5668603 Video finger print method and apparatus |
| 09/16/1997 | US5668601 Audio/video decoding system |
| 09/16/1997 | US5668545 Simplified encoding apparatus and method for pilot tone modulation in automatic-track-following |
| 09/16/1997 | US5668477 Noise detecting apparatus for magnetic heads |
| 09/16/1997 | CA2019763C Sharpness up/down circuit for vcr controlled by a remote controller and control method thereof |
| 09/12/1997 | WO1997033283A1 Copying and playing protection for digital programs |
| 09/12/1997 | WO1997033279A1 Tracking controller for a tape-like recording medium |
| 09/12/1997 | WO1997033225A1 Norris flash file system |
| 09/10/1997 | EP0794666A2 Information transmission system with record/reproducing device |
| 09/10/1997 | EP0794531A2 Digital signal recording/ reproducing apparatus and recording method |
| 09/10/1997 | EP0794530A2 System for compression and buffering of a data stream |
| 09/10/1997 | EP0794529A2 Recording and reproducing apparatus |
| 09/10/1997 | EP0794496A1 Method and device for recording data, data recording medium, and method and device for reproducing data |
| 09/10/1997 | EP0794487A2 Image information processing system and microprocessor for the protected reproduction of AV data |
| 09/10/1997 | EP0794483A2 Recording apparatus |
| 09/10/1997 | EP0793843A1 Improved fault tolerant sync mark detector for sampled amplitude magnetic recording |
| 09/10/1997 | CN1159272A Apparatus and method for comprehensive copy protection for video platofmrs and unprotected source material |
| 09/10/1997 | CN1159260A Sound decoding device |
| 09/10/1997 | CN1159245A Recording medium, recording device, reproducingmethod and device |
| 09/10/1997 | CN1159235A Method and device for recording data, data recording medium, and method and device for reproducing data |
| 09/10/1997 | CN1159112A Encryption method, encryption apparatus, recording method, decoding method, decoding apparatus and recording medium |
| 09/10/1997 | CN1159054A Recording and reproduction of digital signal |
| 09/10/1997 | CN1159047A Audio signal decoding apparatus and method for disc driving system |
| 09/09/1997 | US5666560 Storage method and hierarchical padding structure for direct access storage device (DASD) data compression |
| 09/09/1997 | US5666460 Compressed picture information recording apparatus performing in real time |
| 09/09/1997 | US5666458 Reproduction error correction circuit for a video reproduction system, and the method for operating it |
| 09/09/1997 | US5666451 Video compact disc having caption data recorded thereon and reproducing method and apparatus thereof |
| 09/09/1997 | US5666341 Data detection apparatus |
| 09/09/1997 | US5666340 Optical recording medium information reproducing apparatus |
| 09/09/1997 | US5666339 Optical information reproducing apparatus using transversal filter |
| 09/09/1997 | US5666338 Recording medium formatted for error correction and density recording and an apparatus for recording information thereon and/or recording information therefrom |
| 09/09/1997 | US5666335 Apparatus and method for correcting for defective sectors in a recording medium |
| 09/09/1997 | US5666238 Data sector control apparatus and method for disk storage system |
| 09/09/1997 | US5666237 Method for mapping thermal asperities of a magnetic recording surface in data storage device |
| 09/09/1997 | US5666185 Method for recording a digital audio signal on a motion picture film |
| 09/04/1997 | WO1997032437A1 High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, and optical disk recording device |
| 09/04/1997 | WO1997032306A1 Disk-like recording medium and disk drive using the same |
| 09/04/1997 | DE3943764C2 Digital multichannel signal reproducer |
| 09/03/1997 | EP0793384A2 A synchronism detection and demodulating circuit |
| 09/03/1997 | EP0793383A2 Information transmission system with record/reproducing device |
| 09/03/1997 | EP0793234A2 Recording/reproducing apparatus and method |
| 09/03/1997 | EP0793233A2 Information record medium, apparatus for recording the same and apparatus for reproducing the same |
| 09/03/1997 | EP0793232A2 Information record medium, apparatus for recording the same and apparatus for reproducing the same |
| 09/03/1997 | EP0793228A1 Envelope comprising randomly ordered data blocks on a tape |
| 09/03/1997 | EP0793221A1 Optical recording method |
| 09/03/1997 | EP0792504A1 Transferring information via the lead-in area of an information carrier |
| 09/03/1997 | EP0547218B1 Audio record carrier and players for playing said record carrier |
| 09/03/1997 | EP0460764B1 Method of transmitting a picture sequence of a full-motion video scene, and a medium for said transmission |
| 09/03/1997 | EP0460751B1 Method of transmitting audio and/or video signals |
| 09/03/1997 | CN1158676A Versatile error correction system |
| 09/03/1997 | CN1158666A High density floppy drive with pulse-width modulation |
| 09/03/1997 | CN1158540A V.F. data decoding method in use for high speed replay and its device |
| 09/03/1997 | CN1158483A High speed replaying device and method of disk net and mobile picture datas using the disk net |
| 09/03/1997 | CN1158473A Information reading apparatus |
| 09/03/1997 | CN1035792C Optical disc, device for checking optical disc and device for recording information on optical disc |
| 09/02/1997 | US5664187 Method and system for selecting data for migration in a hierarchic data storage system using frequency distribution tables |
| 09/02/1997 | US5664144 System and method for FBA formatted disk mapping and variable-length CKD formatted data record retrieval |
| 09/02/1997 | US5664094 Information verifying apparatus |
| 09/02/1997 | US5664045 Video signal processor for compensating skew and eliminating noise |
| 09/02/1997 | US5664044 Synchronized, variable-speed playback of digitally recorded audio and video |
| 09/02/1997 | US5664018 Watermarking process resilient to collusion attacks |
| 09/02/1997 | US5663945 Digital phase locked loop with a digital voltage controlled oscillator in a recording information reproducing apparatus |
| 09/02/1997 | US5663942 Jitter measurement apparatus detecting amplitude of phase errors between information signal and synchronized clock signal |
| 09/02/1997 | US5663844 Signal reproducing apparatus having waveform equalizing function |
| 09/02/1997 | US5663623 Servo apparatus and method for high speed reproduction in digital video cassette recorders |
| 09/02/1997 | US5663515 Online system for direct driving of remote karaoke terminal by host station |
| 09/02/1997 | CA2106936C Circuit and method for adjusting a data detecting level of a disk driving apparatus |
| 08/28/1997 | WO1997031374A1 Method for interleaving data for seamless playback of multiple program versions having common material |
| 08/27/1997 | EP0792016A1 Signal-processing preamplifier for optical disc system |
| 08/27/1997 | EP0791927A2 Editing apparatus and methods |
| 08/27/1997 | EP0791925A2 Recording medium having text information recorded in a plurality of subcode channels and reproducing apparatus |
| 08/27/1997 | EP0791924A2 Method and apparatus for reducing phase lag resulting from digital to analog conversion |
| 08/27/1997 | EP0791923A2 Method of inhibiting copying of digital data |
| 08/27/1997 | EP0791919A2 Apparatus and method for extending the useful life of a data storage system |
| 08/27/1997 | EP0791249A2 Transmitter and receiver apparatus, method for transmitting and method for receiving and record carrier obtained by the method or the transmitter apparatus |
| 08/27/1997 | EP0791217A1 Arcuate scan read/write assembly with encoded signal transmission through a rotary transformer |
| 08/27/1997 | EP0760977A4 Packing variable length record in fixed blocks |
| 08/27/1997 | EP0695443A4 Remote data mirroring |
| 08/27/1997 | EP0417272B1 Receiver for quadraphase modulation signals |
| 08/27/1997 | CN1158177A Various recording/reproduction modes in recording/reproducing a digital information signal and at least one digital auxiliary signal |
| 08/27/1997 | CN1158053A Video data decoder and decoding method thereof |
| 08/27/1997 | CN1158047A image/audio reproducing system |
| 08/27/1997 | CN1158035A Digital detector circuit for recovering bit timing from data stream |
| 08/27/1997 | CN1157985A Digital address information recording method |