Patents
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
03/2004
03/02/2004US6701465 Method and apparatus for management of defect information in a disk system
03/02/2004US6701436 Information reproducing and recording apparatus and method which permits copying for personal use while protecting a copyright
03/02/2004US6701391 System for stop buffering when a count of stored data blocks from a DVD matches an associated data block number of a requested data block set
03/02/2004US6701351 Method and system for remotely uploading digital memory
03/02/2004US6701065 Methods and apparatus for buffering information prior to decoding
03/02/2004US6701064 Record carrier, and apparatus and method for playing back a record carrier, and method of manufacturing a record carrier
03/02/2004US6701063 Video disc recording and reproducing apparatus, and method using the same
03/02/2004US6701059 Method and apparatus for recording digital data streams
03/02/2004US6700990 Digital watermark decoding method
03/02/2004US6700989 Device for generating, detecting, recording, and reproducing a watermarked moving image having a copy preventing capability and storage medium for storing program or the moving image
03/02/2004US6700849 Method and apparatus for writing and reading optical recording medium
03/02/2004US6700848 Apparatus for driving a record carrier
03/02/2004US6700847 Recording/reproducing apparatus and method using accurate recording/reproducing clock signal
03/02/2004US6700843 Apparatus for manufacturing information record medium, information record medium, information recording apparatus and information recording method
03/02/2004US6700722 High-speed zero phase restart of a multiphase clock
03/02/2004US6700721 Magnetic recording and reproducing apparatus and semiconductor integrated circuit for use in the same comprising a read/write signal processor having an interleave write data generator
03/02/2004US6700510 Scalable physical coding sublayer (PCS) and 8B/10B encoder
03/02/2004US6700509 Device and method for processing a digital information signal
03/02/2004US6700369 Testing apparatus of magnetic recording medium or magnetic head including a plurality of analog-to-digital converters which convert reproduced testing data into digital data
02/2004
02/26/2004WO2004017524A1 Parallel implementation for viterbi-based detection method
02/26/2004WO2004017323A1 Reproduction device and method, recording medium, and program
02/26/2004WO2004017321A1 Detecting anomalies in a scanning signal
02/26/2004WO2004017320A1 Electronic device for processing data in a burst-wise manner.
02/26/2004WO2004017314A1 Optical information storage medium and method of recording information thereon
02/26/2004WO2004017313A1 Method of recording addresses onto high-density read-only recording medium, a high-density read-only recording medium containing addresses recorded by the method, and reproducing method of the high-density read-only recording medium
02/26/2004WO2004017312A1 High-density optical disc, method for recording address and/or servo information on the high-density optical disc, and method for reproducing data recorded on the high-density optical disc
02/26/2004WO2004017311A1 High-density read-only optical disc, method for recording disc information (di) on the high-density read-only optical disc, and method for reproducing data recorded on the high-density read-only optical disc
02/26/2004WO2004017310A1 Optical recording medium and recording device
02/26/2004WO2004017206A1 Recording device, recording method, recording medium, and program
02/26/2004WO2003100556A3 Cd media anti-piracy generation and management system and process
02/26/2004WO2003085825A3 Filter control for varying data rate communication channels
02/26/2004WO2003054870A3 Allocation of real time files
02/26/2004WO2003049108A3 Digital audio with parameters for real-time time scaling
02/26/2004WO2003019556A3 Method and apparatus for selecting equalization targets
02/26/2004WO2002097799A3 Method and apparatus for operating a continuous time filter of a read/write channel for a hard disk drive
02/26/2004WO2002095748A3 Record carrier with hidden channel
02/26/2004WO2002085284A3 Expandable foam-like biomaterials and methods
02/26/2004WO2002047082A3 Disk drive data protection using clusters containing error detection sectors
02/26/2004WO2001069392A3 Method and apparatus for secure and fault tolerant data storage
02/26/2004US20040039978 Low-cost methods and devices for the decoding of product cases
02/26/2004US20040039907 Data recording apparatus and method and data reproducing apparatus and method
02/26/2004US20040039722 Data manager
02/26/2004US20040039575 Host processing device using external storage medium
02/26/2004US20040039571 Efficient coding of side information in a lossless encoder
02/26/2004US20040039464 Enhanced error concealment for spatial audio
02/26/2004US20040037449 Integrating digital watermarks in multimedia content
02/26/2004US20040037373 Method and apparatus for a data-dependent noise predictive Viterbi
02/26/2004US20040037372 Media noise post-processor with varying threshold
02/26/2004US20040037371 Replaying digital media
02/26/2004US20040037210 Recording medium and audio-signal processing apparatus
02/26/2004US20040037209 Recording medium and audio-signal processing apparatus
02/26/2004US20040037208 Optical storage medium of limiting play times
02/26/2004US20040037202 Multichannel digital recording system with multi-user detection
02/26/2004US20040037201 Data recording medium, data recording method, and data recording apparatus
02/26/2004US20040037200 Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk
02/26/2004US20040037199 Information record and playback apparatus
02/26/2004US20040037188 Optical disk apparatus capable of adjusting phase of reproduction clock and phase adjustment method
02/26/2004US20040037186 Optical disc recording and reproduction apparatus having automatic gate signal generation modes
02/26/2004US20040037185 Recording clock signal generating apparatus and recording clock signal generating method
02/26/2004US20040037184 Optical information medium, recording and reproduction apparatus, and recording and reproduction method
02/26/2004US20040037180 Recording medium and audio-signal processing apparatus
02/26/2004US20040037125 Control device, control method and control program of disk drive enabling recovery from error state with high probability, and recording medium
02/26/2004US20040037124 Method for reducing the number of read and write operations during Mt. ranier defect processing
02/26/2004US20040037004 Recording medium cartridge and recording and reproducing device
02/26/2004US20040036998 Disk storage apparatus
02/26/2004US20040036997 Method for writing streaming audiovisual data to a disk drive
02/26/2004DE10236635A1 Gerätekombination aus zwei Aufzeichnungs- und/oder Wiedergabegeräten für verschlüsselte digitale Bild- und/oder Tonsignale Device combination of two recording and / or reproducing apparatus for encrypted digital video and / or audio signals
02/25/2004EP1391892A1 Recording method,recording apparatus, and recording medium
02/25/2004EP1391888A2 Information processing unit, information processing method, program for the same, recording method for recording the program and reproducing unit
02/25/2004EP1391119A1 A method and an apparatus for stream conversion, a method and an apparatus for data recording, and data recording medium
02/25/2004EP1390950A1 Diagnostic system for a read/write channel in a disk drive
02/25/2004EP1390949A1 Dac feedback inside analog front circuit
02/25/2004EP1390948A2 Interactive media authoring without access to original source material
02/25/2004EP1169710B1 Streaming information appliance with buffer read and write synchronization
02/25/2004EP1058257B1 Information processing device and method, and program storage medium
02/25/2004CN2604759Y Memorandum words-leaving machine with special identification attention
02/25/2004CN1478356A Moving picture encoding method and moving picture decoding method
02/25/2004CN1478344A Communication method and system, and output equipment
02/25/2004CN1478276A Record medium, its recorder, its recording method, its reproducing apparatus and method
02/25/2004CN1478274A Cdrom复制保护 Cdrom copy protection
02/25/2004CN1478271A Disc driving device and wobble information detection method
02/25/2004CN1478223A Authentication method and data transmission system
02/25/2004CN1477868A Information medium for storing and generating DTV flow information and method and device for switching DTV flow
02/25/2004CN1477632A Block synchronous detector and method
02/25/2004CN1477631A Data recording medium and method, data recording equipment
02/25/2004CN1477630A Information recording method and device, playback device and information protecting method
02/25/2004CN1477621A Absolute time bit data generator of optical disk and its generation method
02/25/2004CN1477537A Information processing device for recording stream data to memory device
02/25/2004CN1477530A Host computer processing equipment using external storage medium
02/25/2004CN1140123C Receiving device for digital broadcasting and method for processing transmission flow in said device
02/25/2004CN1140118C Method and apparatus for copy protection for various recording media using video finger print
02/25/2004CN1140055C Data decoding apparatus and method
02/25/2004CN1139936C Information recording control method and device, information recording device with said control function
02/25/2004CN1139933C Recording/reproducing method and its equipment
02/25/2004CN1139932C Information recording apparatus and method
02/25/2004CN1139931C Digital sound recording and playback tape
02/25/2004CN1139929C Disk device and reproducing method for disk-like recording medium
02/25/2004CN1139926C Information reproducing device
02/25/2004CN1139921C Information data recording method
02/25/2004CN1139920C Identification data addressing method, swinging address coding circuit and detecting method and circuit