Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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12/22/1999 | CN1239293A Data recording reproduction method, its appts. and discriminating method and semiconductor chip |
12/22/1999 | CN1239292A Recording medium for storing write protection information and write protection method thereof |
12/22/1999 | CN1239289A Optical recording medium and method and apparatus of reproducing the same |
12/22/1999 | CN1239288A Method of changing rotational rate of storage medium from initial rate to desired rate |
12/22/1999 | CN1239287A Servo control system for information storage device |
12/22/1999 | CN1239286A Focusing method and system for focus capture and focus control in optical disc system including detection of quad sum signal to close focus |
12/22/1999 | CN1239285A Analog to digital converter and assembly for use in optical drive system and method therefore |
12/21/1999 | US6006273 Method for interleaving data for seamless playback of multiple program versions having common material |
12/21/1999 | US6006007 Optical disk apparatus for recording and reproducing compression encoded video signal |
12/21/1999 | US6006006 Frame pulse generation apparatus for a video cassette recorder |
12/21/1999 | US6006004 Information record medium, apparatus for recording the same and apparatus for reproducing the same |
12/21/1999 | US6005950 Recorder to instrument amplifier interface apparatus and method |
12/21/1999 | US6005940 System for securely storing and reading encrypted data on a data medium using a transponder |
12/21/1999 | US6005839 Data transmitting method, data recording apparatus, data record medium and data reproducing apparatus |
12/21/1999 | US6005837 Disc-shaped information carrier provided with two portions having different read-out speeds |
12/21/1999 | US6005830 System for checking the recoding state of data on a magneto-optical disk |
12/21/1999 | US6005739 Technique for controlling the position error signal of a disk drive |
12/21/1999 | US6005732 Device and method for restoring data in digital VCR |
12/21/1999 | US6005731 Channel quality circuit employing a test pattern generator in a sampled amplitude read channel for calibration |
12/21/1999 | US6005730 Signal error generating circuit for an analog signal processing channel |
12/21/1999 | US6005729 Analog signal processing circuit with integrated gain and timing error signal processing |
12/21/1999 | US6005728 Disk recording medium for embodying high capacity hard disk drive |
12/21/1999 | US6005726 Apparatus for compensating thermal asperity and DC undershoot in the data channel of a disk storage system |
12/21/1999 | US6005725 Variable zone layout and track pitch parameter considerations for information storage disk drive |
12/21/1999 | US6005507 Data decoding apparatus |
12/21/1999 | CA2175363C System and method for controlling play of multiple versions of same motion picture stored on optical disk |
12/21/1999 | CA2120739C Buffering method and system for resonant scanner |
12/16/1999 | WO1999065241A1 System and methodology for tracing to a source of unauthorized copying of prerecorded proprietary material, such as movies |
12/16/1999 | WO1999065033A1 Recorded medium, reproducing apparatus, recording apparatus, and reproducing method and recording method |
12/16/1999 | WO1999065027A2 Recording and reproduction of an information signal in/from a track on a record carrier |
12/16/1999 | WO1999065026A2 Transferring compressed audio via a playback buffer |
12/16/1999 | WO1999065025A1 Method and apparatus for enabling/disabling drive features |
12/16/1999 | WO1999065019A2 Parallel coded spread spectrum communication for data storage |
12/16/1999 | WO1999064943A2 Method of optimizing the topology of the ieee 1394 serial bus |
12/16/1999 | DE19926727A1 Optical-disc recording device e.g. CD-RW drive |
12/16/1999 | DE19826389A1 Signalkomprimierer für Audiogerät Signal compressor for audio equipment |
12/15/1999 | EP0964512A2 Signal compression for audio device |
12/15/1999 | EP0964399A2 Recording defect substitution method, and a recording and reproducing apparatus for a disc-shaped recording medium |
12/15/1999 | EP0964398A2 Recording defect substitution method, and a recording and reproducing apparatus for a disc-shaped redording medium |
12/15/1999 | EP0964397A2 Digital information recording-reproducing apparatus |
12/15/1999 | EP0939956A4 Writing and reading high density magnetic tapes |
12/15/1999 | EP0756744B1 Arrangement for reproducing n digital signals from n adjacent tracks on a record carrier |
12/15/1999 | EP0746848A4 Synchronous read channel |
12/15/1999 | EP0682341B1 Electronic apparatus using information memory medium |
12/15/1999 | CN1238602A Information storage method using colour codes |
12/15/1999 | CN1238523A Hi-Fi audio signal recording/playback apparatus using video heads |
12/15/1999 | CN1238522A Replay device for digital image signal or audio signal and replay method |
12/15/1999 | CN1238517A Recording medium, reproduction apparatus, and reproduction method |
12/15/1999 | CN1238515A Data recording and reproducing apparatus and method |
12/14/1999 | USRE36448 Memory controller with parity generator for an I/O control unit |
12/14/1999 | US6003153 Maximum likelihood detection method and information recording and reproducing apparatus |
12/14/1999 | US6003051 Magnetic storage device and filter adjusting method applied to the same |
12/14/1999 | US6002836 Recording and reproducing apparatus in which digital data having various transmission rates are processed at their optimum data rates |
12/14/1999 | US6002834 Optical disk having table relating sector address and time and optical disk reproducing apparatus |
12/14/1999 | US6002832 Apparatus and method for recording and reproducing data |
12/14/1999 | US6002830 Method and apparatus for removing or defeating effects of copy protection signals from a video signal |
12/14/1999 | US6002730 Method for detecting data and device therefor of data storing unit |
12/14/1999 | US6002718 Method and apparatus for generating runlength-limited coding with DC control |
12/14/1999 | US6002538 PRML regenerating apparatus having adjusted slice levels |
12/14/1999 | US6002536 Digital transmission signal processing system and recording/reproducing system |
12/14/1999 | CA2184247C Picture information encoding/decoding system |
12/14/1999 | CA2026194C Digital information signal reproducing apparatus for reproducing digital audio signal at the reproducing speed different from the recording speed |
12/14/1999 | CA2024344C Digital data transmission system having error detecting and correcting function |
12/14/1999 | CA2016793C Fm demodulator |
12/09/1999 | WO1999063671A1 Apparatus and method for modulation/demodulation with consecutive minimum runlength limitation |
12/09/1999 | WO1999063540A1 Data processor and data processing method |
12/09/1999 | WO1999063539A1 Efficient linearization of saturation channels |
12/09/1999 | WO1999063538A1 Apparatus and method for copy protection for recordable digital media |
12/09/1999 | WO1999063530A1 A magneto-optical recording system employing linear recording and playback channels |
12/09/1999 | WO1999063526A2 Opcode-driven buffer manager for use in data storage devices |
12/09/1999 | WO1999063429A1 Security device, key device, and program protection system and method |
12/09/1999 | WO1999063424A1 System and method for implementing open and closed file systems on a storage medium |
12/09/1999 | WO1999048096A3 Recording/reproduction and/or editing of real time information on/from a disc like record carrier |
12/09/1999 | WO1999048094A3 Recording/reproduction and/or editing of real time information on/from a disc like record carrier |
12/09/1999 | DE19922253A1 Coding system for redundant data |
12/09/1999 | CA2680404A1 Apparatus and method for modulation/demodulation with consecutive minimum runlength limitation |
12/09/1999 | CA2273759A1 Copy generation management method, information signal reproducing method, information signal reproducing apparatus, and information signal recording apparatus |
12/09/1999 | CA2273758A1 Information signal reproducing apparatus, information signal outputting apparatus, information signal reproducing method, and information signal outputting method |
12/08/1999 | EP0963075A2 Clock signal producing device |
12/08/1999 | EP0963052A2 Device for influencing audio signals in a motor vehicle |
12/08/1999 | EP0962932A2 Using the applied peak area ratio to determine signal pw50 and head fly height |
12/08/1999 | EP0962931A1 Audio data and still picture recording medium and corresponding playback apparatus which enable displaying of a still picture at a plurality of predetermined timings during playback of recorded audio data |
12/08/1999 | EP0962930A1 Apparatus for and method of adding information onto recording medium that enables additional recording |
12/08/1999 | EP0962929A2 Recording medium, recording apparatus and reproduction apparatus for selecting reproduction order of only specific digital data |
12/08/1999 | EP0962866A1 File storage method, data storage apparatus, storage media management method, file management method, method of writing received data in storage media, and program storage media |
12/08/1999 | EP0962865A1 File processing method, data processing device, and storage medium |
12/08/1999 | EP0962094A2 Embedding supplemental data in an encoded signal |
12/08/1999 | EP0962056A1 Circuit including a discrete time oscillator |
12/08/1999 | EP0962017A1 Method and apparatus for maximum likelihood detection |
12/08/1999 | CN1238075A Error detection scheme for ARQ systems |
12/08/1999 | CN1237765A Recording medium, recording apparatus and reproduction apparatus |
12/08/1999 | CN1237762A Information reproducing and recording apparatus and method |
12/08/1999 | CN1237758A Information record medium and apparatus for reproducing the same |
12/08/1999 | CN1237757A Coding, decoding device for gramophone disc and audio frequency signal, and transmission method and recording medium |
12/07/1999 | US6000052 Signal conditioning system for controlling data retrieval channel characteristics in which errors in samples are segregated by association with intended sample values to control selected characteristics |
12/07/1999 | US6000039 Data reconstruction method and system wherein timing of data reconstruction is controlled in accordance with conditions when a failure occurs |
12/07/1999 | US6000023 Method for partitioning storage regions on hard disk and computer system adapted to the same |
12/07/1999 | US6000021 Apparatus and method for extending the useful life of a data storage system |
12/07/1999 | US6000009 Method and apparatus for allocation of disk memory space for compressed data records |
12/07/1999 | US5999906 Sample accurate audio state update |