Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
04/2000
04/11/2000US6049769 Synchronizing digital audio to digital video
04/11/2000US6049765 Silence compression for recorded voice messages
04/11/2000US6049763 Method and apparatus for performing digital thermal asperity detection
04/11/2000US6049517 Dual format audio signal compression
04/11/2000US6049515 Optical disk device and replacement processing method
04/11/2000US6049514 Equipment for transmitting data and method of the same
04/11/2000US6049478 Digital magnetic read channel and method
04/11/2000US6049439 Data error recovery using reduced speed
04/11/2000US6049438 Method and apparatus for encoding digital servo information in a servo burst
04/11/2000US6049436 Format calculator for headerless hard disk with embedded servo wedges
04/11/2000US6049346 Second cassette feeding apparatus for electrostatic image-forming system
04/11/2000US6048090 Error correction and concurrent verification of a product code
04/11/2000CA2168327C A recording medium on which a data containing navigation data is recorded, a method and apparatus for reproducing a data according to navigationdata, a method and apparatus for recording a data containing navigation data on a recording medium.
04/06/2000WO2000019432A1 Information recording medium, information recording/reproducing method, and information recording/reproducing device
04/06/2000WO2000019430A1 Latent irradiance discrimination method and marker system for cartridgeless data storage disks
04/06/2000WO2000019426A1 Optical disk reproduction apparatus and method for controlling optical disk reproduction apparatus
04/06/2000WO1999066411A3 Minimal frame buffer manager for use in data storage devices
04/06/2000WO1999065026A3 Transferring compressed audio via a playback buffer
04/06/2000CA2345123A1 Multibyte random access mass storage/memory system
04/05/2000EP0991278A2 Protocol stack encoder and decoder with Serial Data Transport Interface (SDTI)
04/05/2000EP0991195A2 Data converting method and apparatus therefor
04/05/2000EP0991184A2 Digital tone control with linear step coefficients
04/05/2000EP0991072A1 Method for addressing a bit stream recording
04/05/2000EP0991069A1 Method and apparatus for coding digital information data and recording medium with structure of information obtained with that method
04/05/2000EP0991061A2 Optical recording method and apparatus for recording a link part
04/05/2000EP0991059A1 Recording apparatus for optical information
04/05/2000EP0991058A1 Recording method for optical information
04/05/2000EP0990231A1 Identification of program information on a recording medium
04/05/2000EP0955630B1 Apparatus for writing and reading optical recording medium
04/05/2000EP0814463B1 Method and apparatus for writing and reading optical recording medium
04/05/2000EP0728335A4 Mass data storage library
04/05/2000EP0628196B1 Data recording system having unique end-of-recording and start-of-recording format indicators
04/05/2000CN1249834A Output device for digitally stored data on data carrier
04/05/2000CN1249629A Information record system and method
04/05/2000CN1249614A Verification equipment, method and system, and memory medium
04/05/2000CN1249594A Equipment and method for transmission of information over network
04/05/2000CN1249567A Digital short-time pulse waveform interference filter
04/05/2000CN1249517A System for insertion of additional information in audio data
04/05/2000CN1249515A Data conversion method and device
04/05/2000CN1249514A Data signal magnetic record, reproducing method and device, and strip record medium
04/05/2000CN1249513A Game VCD playback machine
04/05/2000CN1249512A Audio replay device
04/05/2000CN1249510A Information authentication method, disc playback apparatus and recreation apparatus
04/05/2000CN1051195C Linear-phase filtering for playback of recorded folded-spectrum video
04/04/2000US6047398 Reproducing method, reproducing apparatus and recording and reproducing apparatus using the same reproducing method, and recording medium having the same method recorded therein
04/04/2000US6047397 Read device for a record carrier
04/04/2000US6047395 Error correction processor for correcting a multi-dimensional code by generating an erasure polynomial over one dimension for correcting multiple codewords in another dimension
04/04/2000US6047340 Method for transmitting data, and apparatus for transmitting data and medium
04/04/2000US6047103 Data transmitter, data transmitting method, data receiver, information processor, and information recording medium
04/04/2000US6047101 Method and apparatus for reverse playback of a time-division-multiplexed signal
04/04/2000US6047086 Image information encoding/decoding system
04/04/2000US6047031 Error correction circuit
04/04/2000US6047027 Packetized data stream decoder using timing information extraction and insertion
04/04/2000US6046971 Apparatus for insertion of information into existing information record
04/04/2000US6046970 System for creating, reading and writing on rotatable storage media, an apparatus for determining laser aging characteristics
04/04/2000US6046969 Multiple clock tracks for erasable and rewriteable optical disks
04/04/2000US6046968 Re-writable optical disk having reference clock information permanently formed on the disk
04/04/2000US6046876 Head signal device with noise immunity function, for use in a disk storage apparatus
04/04/2000US6046875 Linear transconductance circuit having a large linear range
04/04/2000US6046874 Reproduction apparatus using multiple partial response maximum likelihood detection systems
04/04/2000US6046873 Magnetic recording and reproducing apparatus including a viterbi detector having a variable reference amplitude value
04/04/2000US6046872 Method and apparatus for recording digital signal
04/04/2000US6046870 Magnetic disk apparatus having noise detection
04/04/2000US6046691 Rate 16/17 (0,5) modulation code apparatus and method for partial response magnetic recording channels
04/04/2000CA2192080C Information storage and information transmission media with parental control
03/2000
03/30/2000WO2000018116A1 Recording arrangement for digitally recording a received analog video signal in data packets of an mpeg transport stream
03/30/2000WO2000018076A1 Sequence estimation for partial response channels
03/30/2000WO2000018016A1 Partial response maximum likelihood (prml) bit detection apparatus
03/30/2000WO2000017876A1 Disturbance detection in a data signal
03/30/2000WO2000017875A1 Error recovery method and device
03/30/2000WO2000017874A1 Information recording method, information recording device, and information recording medium
03/30/2000WO2000017873A1 Method and apparatus for buffering data in a multi-beam optical disk reader
03/30/2000WO2000017872A1 Generation of amplitude levels for a partial response maximum likelihood (prml) bit detector
03/30/2000WO2000017871A1 Copy protection method for digital data stored on a medium
03/30/2000WO1999066503A9 Compatible digital soundtracks for 70 mm motion picture film
03/30/2000WO1999063530A9 A magneto-optical recording system employing linear recording and playback channels
03/30/2000WO1999060706A8 A method, device and carrier for encoding multiword information
03/30/2000CA2345321A1 Method and apparatus for buffering data in a multi-beam optical disk reader
03/29/2000EP0989774A2 Audio system having a mixing function
03/29/2000EP0989754A2 Information processing apparatus and method, information recording apparatus and method, recording medium, and distribution medium
03/29/2000EP0989559A1 Disturbance detection in a data signal
03/29/2000EP0989558A1 System and method for data error recovery
03/29/2000EP0989557A1 Method and system for data recording / reproducing, apparatus for recording/reproducing, and media for recording program
03/29/2000EP0989556A1 Method and device for recording and reproducing data
03/29/2000EP0989555A1 Method for authenticating information, disk playback apparatus, and entertainment apparatus
03/29/2000EP0989554A1 Recording medium, recording method and recording apparatus
03/29/2000EP0989553A2 Information recording apparatus and method for same, information playback apparatus, information protection apparatus, and information recording medium
03/29/2000EP0989546A2 Magnetic recording method and apparatus for digital signals, magnetic reproducing method and apparatus for digital signals and tape-shaped recording medium
03/29/2000EP0988632A2 Recording/reproduction and/or editing of real time information on/from a disc like record carrier
03/29/2000EP0602581B1 Recording and reproducing apparatus for data storage and/or audio
03/29/2000CN2371641Y Audio-visul CD player with error correcting circuit
03/29/2000CN1249057A Device for encoding/decoding N-bit source words into corresponding M-bit channel words, and vice versa
03/29/2000CN1249054A Information reproducer, information recorder and reference mark detection circuit
03/29/2000CN1248770A Compact disc defect management method, CD device and CD
03/29/2000CN1248769A Electronic learning aid
03/29/2000CN1248768A Information recording method and device, reproducing device, protective method and recording medium
03/29/2000CN1248766A Compact disc, method and device for recording/reproducing additive information in CD
03/29/2000CN1248760A Device for processing microphone signal of karaoke equipment
03/29/2000CN1248753A Medium, method and device for recording
03/28/2000US6044484 Method and circuit for error checking and correction in a decoding device of compact disc-read only memory drive
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