Patents
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
05/2002
05/23/2002US20020060962 Information recording and reproducing system enabling a selection of whether or not to perform an interruption and resumption of a data-recording
05/23/2002US20020060961 Information recording apparatus and method
05/23/2002US20020060955 Recording and playback apparatus and method, terminal device, transmitting/receiving method, and storage medium
05/23/2002US20020060874 Method and apparatus to reduce retry redundancy during read operations
05/23/2002US20020060873 Recording/reproducing apparatus, error correcting coding method and information recording method
05/23/2002US20020060872 Apparatus for reading data
05/23/2002US20020060871 Magnetic hard disk drive
05/23/2002US20020060869 Apparatus, signal-processing circuit and device for magnetic recording system
05/23/2002US20020060868 Critical event log for a disc drive
05/23/2002US20020060827 Method and system to identify and characterize nonlinearities in optical communications channels
05/23/2002US20020060811 Dubbing apparatus
05/23/2002US20020060683 Method and apparatus for creating activatibility criteria in time for elements of a video sequence
05/23/2002US20020060634 Method of modulating and/or demodulating RLL code having enhanced direct current suppression capability
05/23/2002US20020060596 Selective disturbance compensating apparatus used in reproduction from optical recording medium and 3T-correcting method
05/23/2002DE19907711C2 Datenträger mit verschieden formatierten Audio- und Videodaten sowie dazugehörige(s) Aufzeichnungsvorrichtung und -verfahren Media with different formatted audio and video data and associated (s) recording apparatus and method
05/23/2002DE10124969A1 Informationsspeichervorrichtung und Informationsreproduktionsverfahren An information storage apparatus and information reproduction method
05/23/2002DE10121134A1 Defektzonenverarbeitungsvorrichtung, Defektzonenverarbeitungsverfahren und Informationsspeichervorrichtung Defect zone processing device defect zone processing method, and information storage device
05/23/2002CA2398781A1 Wireless clock synchronization
05/23/2002CA2397242A1 Record carrier with watermark
05/22/2002EP1207529A2 Information recording apparatus and method, information reproducing apparatus and method, and information recording medium with reproducing limit information
05/22/2002EP1207527A1 Method and apparatus for determining main parameter values of a storage medium that are required for replaying said storage medium
05/22/2002EP1207523A2 Error signal detection apparatus for optical recording/reproducing system
05/22/2002EP1206841A2 Method and system for encoding user data, method and system for decoding encoded user data, and computer-program products and computer-readable storage media
05/22/2002EP1206741A1 System and method for controlling access to data stored in a portable storage medium
05/22/2002CN1350684A Protecting compressed content after separation from original source
05/22/2002CN1350397A Information output recording apapratus and method, recording system and method and recording medium
05/22/2002CN1350299A High-density digital general optic disk short-pulse serial-error-correction interlacing method
05/22/2002CN1350298A Digital signal recording apparatus and method
05/22/2002CN1350297A Information recording apparatus, method and medium, information reproducing apparatus and method
05/22/2002CN1350296A Timing signal recovery with superheterodyne phase-lock loop
05/22/2002CN1350295A Method and apparatus for executing up date of disk array controller based on driver
05/22/2002CN1350289A Audio frequency data recording replaying disc
05/22/2002CN1350288A 信息记录与再现装置 Information recording and reproducing apparatus
05/22/2002CN1350285A CD driver with several tangent speeds
05/22/2002CN1350283A Method for processing audio frequency
05/22/2002CN1085377C Procedure for equalizing distorted data signals
05/22/2002CN1085369C Data output interface circuit of optical disk driving recording system
05/21/2002US6393598 Branch metric compensation for digital sequence detection
05/21/2002US6393597 Mechanism for decoding linearly-shifted codes to facilitate correction of bit errors due to component failures
05/21/2002US6393596 Missing pulse detector using synchronous detection
05/21/2002US6393580 Automatic read reassignment method and a magnetic disk drive
05/21/2002US6393578 Method and system for locating digital contents in a recorded digital file without knowing its encoding format
05/21/2002US6393574 Method and an apparatus for reproducing bitstream having non-sequential system clock data seamlessly therebetween
05/21/2002US6393517 SCSI port filter driver for enhanced audio data
05/21/2002US6393206 Optical disc recording apparatus and recording method for facilitating dubbing
05/21/2002US6393203 Signal compressing apparatus
05/21/2002US6393202 Optical disc for which a sub-picture can be favorably superimposed on a main image and a disc reproduction apparatus and a disc reproduction method for the disc
05/21/2002US6393200 Method of and arrangement for recording and reproducing video images
05/21/2002US6393198 Method and apparatus for synchronizing devices in an audio/video system
05/21/2002US6393196 Multimedia stream generating method enabling alternative reproduction of video data, and a multimedia optical disk authoring system
05/21/2002US6393084 Clock recovery circuit
05/21/2002US6392984 Information storing disk, reproduction apparatus, and reproduction method
05/21/2002US6392974 Playback method and apparatus for reading audio programs recorded on a record carrier
05/21/2002US6392973 Method and apparatus for recording digital data by forming pits on recording medium
05/21/2002US6392969 DVD-Audio disk, and apparatus and method for recording data on and/or reproducing data from the same
05/21/2002US6392968 Method for reproducing data including judging whether seamless reproduction of the data is possible
05/21/2002US6392964 Digital signal recording/reproducing apparatus and remote controlling apparatus capable of displaying program names in a plurality of display fields using different character symbols and recording and reproducing methods thereof
05/21/2002US6392841 Method and apparatus for restoring a thermal response of a magnetoresistive read transducer
05/21/2002US6392831 Identification of defective servo information elements in a disc drive system
05/21/2002US6392830 System and method for providing nonadjacent redundancy synchronization bytes
05/21/2002US6392829 Alternate randomizing for even/odd data tracks
05/21/2002US6392569 Decoding apparatus, data reproduction apparatus, and decoding method
05/21/2002US6392566 Code modulator and code modulation method
05/21/2002US6392496 Digital PLL circuit having a look-up table and method thereof
05/21/2002US6392478 Amplification device having an adjustable bandwidth
05/21/2002CA2204219C Video transcoding with interim encoding format
05/21/2002CA2125606C Efficient storage of objects in a file system
05/16/2002WO2002039738A1 Selective inactivation and copy-protection
05/16/2002WO2002039714A2 Content authentication and recovery using digital watermarks
05/16/2002WO2002039655A1 Information processing device, information processing method and program storage medium
05/16/2002WO2002039449A1 Recording medium, its controller and controlling method
05/16/2002WO2002039448A1 Mobile electronic apparatus and method for controlling read/write rate of data
05/16/2002WO2002039447A1 Method for manufacturing a record carrier as well as such a record carrier
05/16/2002WO2002039439A2 Device and method for reading multilayer optical disk
05/16/2002WO2002039434A1 Optical disk, recording device for optical disk, reproducing device for optical disk, method of reproducing optical disk and method of producing optical disk
05/16/2002WO2002039283A2 Adaptive pre-fetching of data from a disk
05/16/2002WO2002039252A1 Means and method of privately storing data
05/16/2002WO2002039251A1 Means and method of privately storing data
05/16/2002WO2002015410A3 Low latency data encoder
05/16/2002WO2002015183A3 Method for generating a binary signal having a predetermined spectral shape
05/16/2002WO2002007322A3 Coding a data stream
05/16/2002WO2001095331A3 Method of implicit partitioning the storage space available on a storage medium
05/16/2002WO2001089203A3 Method for improving bandwidth efficiency
05/16/2002WO2001075872B1 Structure and method for storing data on optical disks
05/16/2002US20020059620 Selective inactivation and copy-protection
05/16/2002US20020059549 Digital data recording channel
05/16/2002US20020059548 Error detection and correction
05/16/2002US20020059535 Wireless clock synchronization
05/16/2002US20020059495 Storage and reproduction apparatus
05/16/2002US20020059476 System and method of implementing a buffer memory and hard disk drive write controller
05/16/2002US20020059312 Information transmission system for transmitting information among terminals different in modulation/demodulation techniques and method used therein
05/16/2002US20020059305 Information recording apparatus and method, and information reproducing apparatus and method
05/16/2002US20020059277 Method for identifying a reserved data area, and corresponding apparatus
05/16/2002US20020059276 Optimising allocation of sectors in disc drives
05/16/2002US20020059189 Method for transferring and indexing data from old media to new media
05/16/2002US20020059061 Transmission-reception system, transmission apparatus, reception apparatus and transmission-reception method
05/16/2002US20020059059 Auxiliary channel masking in an audio signal
05/16/2002US20020059001 Expandable foam-like biomaterials and methods
05/16/2002US20020057904 Recording-medium reproduction method and recording-medium reproduction apparatus
05/16/2002US20020057902 Digital camcorder apparatus with mpeg-2 compatible video compression