| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 04/01/1997 | US5617394 Optical disk recording method and device |
| 04/01/1997 | US5617393 Optical disk having an erased-state indicator and optical disk apparatus for reducing frequency of disk erasing operation |
| 04/01/1997 | US5617390 Optical information recording medium having separate information and reference information portions and method using the same |
| 04/01/1997 | US5617386 CD player for reproducing signals from CD-OK and video CD |
| 04/01/1997 | US5617384 Method and apparatus for recovering TOC and user information from an optical disk and using the TOC information to access user tracks |
| 04/01/1997 | US5617383 Optical disk device capable of displaying the whole capacity and the reproduction position on the optical disk |
| 04/01/1997 | US5617339 Method and apparatus for detecting degradation in data storage system spindle motor performance |
| 04/01/1997 | US5617265 Magnetic tape recording device comprising a variable data region length system |
| 04/01/1997 | US5617264 Method and apparatus for rewriting data to a floppy disk by storing reproduced data in a memory |
| 04/01/1997 | US5617263 Method of and apparatus for recording data suitable for a digital recording in a multiplexed fashion |
| 04/01/1997 | US5617158 Digital sound recording on motion picture film |
| 04/01/1997 | US5617088 Sampling frequency converting device and memory address control device |
| 03/27/1997 | WO1997011544A1 Apparatus and method for noise-predictive maximum-likelihood (npml) detection |
| 03/27/1997 | WO1997011454A2 Adaptive compensation for hard disc drive spindle motor manufacturing tolerances |
| 03/27/1997 | WO1997008632A3 Interactive entertainement content control |
| 03/27/1997 | WO1997005746A3 Method and system for coding an image sequence, corresponding coded signal and storage medium, and method and system for decoding such a coded signal |
| 03/27/1997 | DE19639405A1 Write or recording system for compact disc |
| 03/27/1997 | DE19638997A1 Digital audio coding method with bit preparation for each frequency band |
| 03/27/1997 | DE19631697A1 Kamera mit Tonaufzeichnungs- und -wiedergabeeinrichtung und Steuerverfahren dafür Camera with sound recording and reproduction apparatus and control method thereof |
| 03/26/1997 | EP0765090A2 Apparatus and method for image coding and recording/reproducing |
| 03/26/1997 | EP0764950A2 Method and apparatus for generating high rate codes for recording information on a magnetic medium |
| 03/26/1997 | EP0764949A1 Method and apparatus for run-length selective coding |
| 03/26/1997 | EP0764948A2 Data storage disk drive data sector formatting system and method |
| 03/26/1997 | EP0764327A1 Recording medium, recording method and apparatus, and reproduction method and apparatus |
| 03/26/1997 | EP0764326A2 Various recording/reproduction modes in recording/reproducing a digital information signal and at least one digital auxiliary signal |
| 03/26/1997 | CN1146266A Picture information encoding/decoding system |
| 03/26/1997 | CN1146101A Data scrambling method, data scrambling apparatus, data descrambling method, and data descrambling apparatus |
| 03/26/1997 | CN1146100A Method and apparatus for generating switching signal of video recorder head |
| 03/26/1997 | CN1146048A Method for recording/reproducing data with plurality of sector formats on record medium and apparatus thereof |
| 03/26/1997 | CN1146047A Method for sequentially displaying information recorded on interactive information recording medium |
| 03/26/1997 | CN1146044A Data recording medium |
| 03/26/1997 | CN1146037A Magneto-optical disk drive supporting direct-over-write operation and write-after-erase operation |
| 03/26/1997 | CN1146035A Recording and reproducing method of digital video tape for trick play and apparatus thereof |
| 03/25/1997 | US5615223 PPM decoder utilizing drop-out location information |
| 03/25/1997 | US5615195 For recording quantized data at fundamental units |
| 03/25/1997 | US5615194 Disk reproducing apparatus and method for reproducing an audio signal and a subcode at N times normal speed from a disk |
| 03/25/1997 | US5615193 Information recording apparatus and process for recording on a recording medium with pit edges shifted in a step-wise fashion |
| 03/25/1997 | US5615192 Information recording and reproducing method and apparatus |
| 03/25/1997 | US5615190 Fixed- block architecture embedded servo disk drive without data identification (ID) regions |
| 03/25/1997 | US5615189 Digital audio synchronous player |
| 03/25/1997 | US5615188 Recording method and recording and reproducing apparatus for optical disk |
| 03/25/1997 | US5615187 Power saving method and apparatus for intermittently reading reproduction apparatus |
| 03/25/1997 | US5615061 Method of preventng software piracy by uniquely identifying the specific magnetic storage device the software is stored on |
| 03/25/1997 | US5615060 Automatic clock signal phase adjusting circuit utilizing level detector and pattern detector |
| 03/25/1997 | US5615059 Automatic clock signal phase adjusting circuit |
| 03/25/1997 | US5615058 Method and system for writing a servo-pattern on a storage medium |
| 03/25/1997 | US5615056 Apparatus for recording and reproducing a digital video and audio signal |
| 03/25/1997 | US5615055 Dual-mode digital signal recording and/or reproducing apparatus |
| 03/25/1997 | CA2107320C Audio signal processing apparatus with optimization process |
| 03/20/1997 | WO1997010659A1 Method and device for compressing and ciphering data |
| 03/20/1997 | WO1997010593A1 Transferring information via the lead-in area of an information carrier |
| 03/20/1997 | WO1997010590A1 A method for recording and playing back information on magnetic strips and related reading/recording apparatus |
| 03/20/1997 | WO1997009994A1 Pneumococcal genes, portions thereof, expression products therefrom, and uses of such genes, portions and products |
| 03/20/1997 | WO1997007455A3 Data storage apparatus |
| 03/20/1997 | DE19638161A1 Information recording based on record format for optical disc drive |
| 03/20/1997 | CA2232033A1 Pneumococcal genes, portions thereof, expression products therefrom, and uses of such genes, portions and products |
| 03/19/1997 | EP0763947A2 Recorded signal generating apparatus |
| 03/19/1997 | EP0763946A2 Recording and reproducing method of digital video tape for trick play and apparatus thereof |
| 03/19/1997 | EP0763938A2 A system and process for recording and indexing broadcast information |
| 03/19/1997 | EP0763936A2 Illegal view/copy protection method and apparatus for digital broadcasting system |
| 03/19/1997 | EP0763935A2 Apparatus and method for reproducing video segment for digital video cassette recorder |
| 03/19/1997 | EP0763918A2 Method and circuit for generating a channel-coded binary signal |
| 03/19/1997 | EP0763905A2 Subband decoding allowing for high-speed reproducing |
| 03/19/1997 | EP0763825A2 Data detection apparatus |
| 03/19/1997 | EP0763824A1 Data recovery method and apparatus for jitter tolerant peak detected channels |
| 03/19/1997 | EP0763283A1 Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code |
| 03/19/1997 | EP0763239A1 Recording medium, data transmission method and apparatus, and data reproduction method and apparatus |
| 03/19/1997 | EP0763238A2 Recording and reproduction of an information signal comprising packets that may occur irregularly as a function of time in the serial datastream of the information signal |
| 03/19/1997 | EP0763237A1 Power saving method and apparatus for computer disk drives |
| 03/19/1997 | EP0763236A2 Device for optically scanning a recording medium |
| 03/19/1997 | EP0517473B1 Miniature disk drive having embedded sector servo with split data fields and automatic on-the-fly data block sequencing |
| 03/19/1997 | CN1145680A Device for reproducing optical recording medium |
| 03/19/1997 | CN1145519A Audio signal fidelity speed variable treatment method |
| 03/19/1997 | CN1145517A Magnetic disc storage system |
| 03/19/1997 | CN1145516A Multilayer CD and its prodn. method |
| 03/19/1997 | CN1145514A Information recording method, reproducing method, and reproducing apparatus |
| 03/18/1997 | US5613112 Management of recordable area for TOC (table of contents) and recording or recording/reproducing apparatus for performing recording action based on the same TOC information |
| 03/18/1997 | US5613105 In a data processing system |
| 03/18/1997 | US5613088 Raid system including first and second read/write heads for each disk drive |
| 03/18/1997 | US5613082 Control of record media using device only accessible control areas and directory of media control marks and error history |
| 03/18/1997 | US5612943 System for carrying transparent digital data within an audio signal |
| 03/18/1997 | US5612939 Optical disk recording and/or reproducing apparatus for performing optimizing operation for servo control with recording and/or reproducing operation |
| 03/18/1997 | US5612938 Correcting recorded marks and land lengths taken from an optical disk |
| 03/18/1997 | US5612933 Apparatus for reproducing recorded information with error detection and correction processing |
| 03/18/1997 | US5612900 Video encoding method and system which encodes using a rate-quantizer model |
| 03/18/1997 | US5612834 Servo burst controller for a magnetic disk |
| 03/18/1997 | US5612829 Data recording control method of magnetic tape |
| 03/18/1997 | US5612788 Video data compression apparatus for recording and reproducing compressed video data at their various compressed data rates |
| 03/18/1997 | US5611693 Image karaoke device |
| 03/13/1997 | WO1997009790A1 A decimating prml signal processor system |
| 03/13/1997 | WO1997009789A2 Transmitter and receiver apparatus, method for transmitting and method for receiving and record carrier obtained by the method or the transmitter apparatus |
| 03/13/1997 | WO1997009718A1 Method of converting a series of m-bit information words to a modulated signal, method of producing a record carrier, coding device, device, recording device, signal, as well as a record carrier |
| 03/13/1997 | WO1997009713A1 A method of processing audio signal for fidelity varying-speed replaying |
| 03/13/1997 | WO1997003405A3 Method and system for data repetition between logically successive clusters |
| 03/12/1997 | EP0762757A2 Method of recording image data |
| 03/12/1997 | EP0762685A2 Recording and reproducing apparatus for audio signal using semiconductor memory |
| 03/12/1997 | EP0762423A1 Sync detecting and protecting circuit and method thereof |
| 03/12/1997 | EP0762417A2 Signal recording and reproducing, signal record media and signal transmission and reception |
| 03/12/1997 | EP0762416A2 Information reading apparatus |
| 03/12/1997 | EP0762404A1 Method and apparatus for recording information on erasable-type optical disc |