Patents
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
08/1996
08/14/1996EP0726014A1 Display of motion picture subtitles in a selected language during play of a software carrier
08/14/1996EP0726013A1 System and method for controlling play of multiple versions of same motion picture stored on optical disk
08/14/1996EP0726012A1 An audio and video disc reproducing apparatus
08/14/1996CN1128932A Phase automatic control method and device
08/14/1996CN1128889A Method for recording and/or reproducing data for digital video tape
08/14/1996CN1128888A Method and device for reproducing digital video sign
08/13/1996US5546558 Memory system with hierarchic disk array and memory map store for persistent storage of virtual mapping information
08/13/1996US5546556 Disk storage system have a defect map of the disk stored in a memory which is different from the disk
08/13/1996US5546535 Multiple controller sharing in a redundant storage array
08/13/1996US5546497 Method of and an apparatus for eliminating background noise in digital sound recording
08/13/1996US5546462 Method and apparatus for fingerprinting and authenticating various magnetic media
08/13/1996US5546433 Digital phase lock loop having frequency offset cancellation circuitry
08/13/1996US5546427 Method and apparatus for digital code resynchronization in data encoding/decoding
08/13/1996US5546399 Packet conversion apparatus and system
08/13/1996US5546374 Information recording and/or reproducing apparatus using probe
08/13/1996US5546369 Optical disk system for recording and reproducing a mini disk and standard compact discs
08/13/1996US5546368 Disk recording medium and reproduction method and apparatus thereof
08/13/1996US5546365 Record carriers containing a user's preferred order of reproduction of items of information included therein, and apparatus for use with and/or for creating such record carriers
08/13/1996US5546337 Method and apparatus for storing data using spin-polarized electrons
08/13/1996US5546245 Data storage apparatus with an A/D converter having a reference voltage control based upon a signal before and after discrimination
08/13/1996US5546244 Method of recording/reproducing ATV signals divided into trick play data and normal play data
08/13/1996US5546243 Data and synchronization signal outputting apparatus for recovering missing data and synchronization signals
08/13/1996US5545988 Waveform signal processor with selective sampling
08/13/1996CA2087881C Data recording and reproducing apparatus
08/08/1996WO1996024209A1 Cd-prom
08/08/1996WO1996024196A1 Method of error protected transmission, method of error protected reception of data and transmission system for transmission of data
08/08/1996WO1996024134A1 A method and apparatus for protecting data from mis-synchronization errors
08/08/1996WO1996024130A1 Device for reproducing optical recording medium
08/08/1996WO1996024098A2 Circuit arrangement comprising a permutation unit and method of processing a batch of items
08/08/1996WO1996017346A3 Playback device and method of playing back a bit stream of a storage medium
08/07/1996EP0725548A2 Image data reproduction
08/07/1996EP0725518A2 Method for combined transmission of digital source and control data between data sources and sinks linked by data transmission lines
08/07/1996EP0725494A1 Perceptual audio compression based on loudness uncertainty
08/07/1996EP0725399A2 Decoding and reverse playback of encoded signals
08/07/1996CN1128438A Method for encoding a digital audio signal
08/07/1996CN1128392A Magnetic reproducing apparatus capable of reproducing data in both directions and capable of quickly accessing data
08/07/1996CN1128387A Data reproducing method and apparatus
08/07/1996CN1128386A Apparatus and method for providing multimedia data
08/07/1996CA2167967A1 Perceptual audio compression based on loudness uncertainty
08/07/1996CA2167966A1 Tonality for perceptual audio compression based on loudness uncertainty
08/06/1996US5544347 Data storage system controlled remote data mirroring with respectively maintained data indices
08/06/1996US5544312 Method of detecting loss of power during block erasure and while writing sector data to a solid state disk
08/06/1996US5544247 Transmission and reception of a first and a second main signal component
08/06/1996US5544178 Method and apparatus for encoding data in a PRML class-IV digital communication channel
08/06/1996US5544177 Viterbi decoding method and viterbi decoding apparatus
08/06/1996US5544176 Information recording apparatus which eliminates unnecessary data before recording
08/06/1996US5544149 Optical recording medium, and apparatus and method for recording and reproducing information on the same
08/06/1996US5544145 Regeneration of photographic data stored in a CD-player
08/06/1996US5544140 Storage medium and apparatus and method for recovering information from such medium by oversampling
08/06/1996US5544137 Optical disc record/playback apparatus
08/06/1996US5544134 Optical disk apparatus for reading data from zones of an optical disk using different frequency clocks
08/06/1996US5543978 Adaptive equalizer of disk reproducing apparatus using a constant angular velocity method
08/06/1996US5543977 Data recording system having improved longitudinal and helical search capability
08/06/1996US5543976 Providing transitions of slew rate dependent on pulse frequency
08/06/1996US5543975 Removal of precompensation in a write data signal from a flexible disk controller
08/06/1996US5543974 Image quality adjusting device which detects the grade of an envelope of an FM luminance signal
08/06/1996US5543931 Apparatus for and method of reproducing digital video signals at a varied speed
08/06/1996US5543928 Digital recording and/or reproducing apparatus which rearranges error correction blocks representing video signal and corresponding to data blocks of image represented by video signal
08/06/1996US5543926 Recording and reproducing apparatus
08/06/1996US5543861 Multichannel video data storage including buffers for reading data at fast rates and supplying data at slower rates
08/01/1996WO1996023305A1 Dual identification for data fields of a disk drive
07/1996
07/31/1996EP0724363A2 Digital signal decoding apparatus
07/31/1996EP0724361A2 Digital signal recording device and playback device
07/31/1996EP0724346A1 Method for calculation of the phase error in a receiver for digital signals
07/31/1996EP0724264A2 A recording medium on which a data containing navigation data is recorded, a method and apparatus for reproducing a data according to navigation data, a method and apparatus for recording a data containing navigation data on a recording medium, and a system for transferring data via a communication route on the basis of navigation data
07/31/1996EP0724263A2 Disc-shaped recording medium, recording apparatus and reproducing apparatus
07/31/1996EP0724262A2 Class 4 partial response using peak sampling
07/31/1996EP0724256A2 Optical disk recording and/or reproducing apparatus for performing optimizing operation for servo control with recording and/or reproducing operation
07/31/1996EP0724255A1 Optical disc system
07/31/1996EP0724250A2 Sound source data generating method, recording medium, and sound source data processing device
07/31/1996EP0724211A2 Computer system with decentralised storage of video sequences
07/31/1996CN1127916A Speed-variable audio play-back apparatus
07/31/1996CN1127915A Recording and/or reproducing apparatus for discshaped recording medium and memory control device thcontrol
07/30/1996US5542065 Methods for using non-contiguously reserved storage space for data migration in a redundant hierarchic data storage system
07/30/1996US5542000 Karaoke apparatus having automatic effector control
07/30/1996US5541960 Method of determining a syschronous signal pattern and method of and device for recording the synchronous signal pattern on a medium
07/30/1996US5541940 Error correction method and error correction circuit
07/30/1996US5541937 Apparatus for uniformly correcting erasure and error of received word by using a common polynomial
07/30/1996US5541904 CD-ROM with machine-readable I.D. code
07/30/1996US5541903 System for accessing a disc drive with defect information
07/30/1996US5541902 Information recording device which rearranges information to close gaps
07/30/1996US5541901 Disk reproducing apparatus having a circuit for detecting an abnormality of a servo device
07/30/1996US5541900 Optical information recording and reproducing apparatus and method for different spot size type media
07/30/1996US5541783 Disk recording medium and disk drive unit wherein the product of the number of servo areas and the recording/reproduction mode switching time of the head amplifiers is 1200 or less
07/30/1996US5541780 Special-mode long-play video tape playback with skew compensation responsive to comparison of head outputs
07/30/1996US5541739 Audio signal recording apparatus
07/30/1996US5541359 Audio signal record format applicable to memory chips and the reproducing method and apparatus therefor
07/26/1996CA2167549A1 Optical disc system
07/24/1996EP0723267A2 Data recording and reproduction
07/24/1996EP0723262A2 scanning memory device and error correction method
07/24/1996EP0723216A2 Compact disc player security system reproducing method and apparatus
07/24/1996CN1127563A Transmission system for quasi-periodic signals
07/24/1996CN1127409A Video-song media having chord data recorded thereon and playback system thereof
07/24/1996CN1127408A Apparatus for adjusting reproduction speed of laser disc player
07/24/1996CN1127404A Audio signal processing apparatus and recording and/or reproducing apparatus for a tape-shaped recording medium
07/23/1996US5539914 Method and system for preprocessing data block headers during access of data in a data storage system
07/23/1996US5539879 In a computer
07/23/1996US5539829 Subband coded digital transmission system using some composite signals
07/23/1996US5539795 Sector pulse generating apparatus for multiple zone recording of a disk memory
07/23/1996US5539755 Method and apparatus for decoding an error protected block of extended data