Patents
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
06/2002
06/11/2002CA2102369C Data recording apparatus
06/06/2002WO2002045319A2 Low power digital audio decoding/playing system for computing devices
06/06/2002WO2002045089A1 Optical disk, recorder, reproducer, program, computer-readable record medium and method
06/06/2002WO2002045087A1 Data recording device
06/06/2002WO2002045086A1 Disc processing and treating system
06/06/2002WO2002045085A1 Detection unit, device for reproducing an information carrier and method for detecting
06/06/2002WO2002011050A3 Method for data reading/writing using an optical carrier with pattern information pits
06/06/2002US20020069390 Data processor and data processing method
06/06/2002US20020069389 Copy protected DVD and method for producing and validating same
06/06/2002US20020069360 Motor vehicle navigation system having a protected storage medium
06/06/2002US20020069359 Digital contents generating apparatus and digital contents reproducing apparatus
06/06/2002US20020068987 System and method for protecting digital media
06/06/2002US20020067915 MPEG data recorder
06/06/2002US20020067911 Storage medium, recording apparatus, playback apparatus, recording method, and computer-readable storage medium
06/06/2002US20020067910 Recording medium for storing virtually deleted still picture information, recording and/or reproducing method and apparatus therefor
06/06/2002US20020067908 Reproducing arrangement having an overview reproducing mode
06/06/2002US20020067844 Detection of out-of-phase low visibility watermarks
06/06/2002US20020067781 Timing recovery for data sampling of a detector
06/06/2002US20020067767 Method of protection of data reproduction, and reproduction apparatus providing protection of data reproduction
06/06/2002US20020067741 Information control method, information processing apparatus, and information control system
06/06/2002US20020067679 Recording medium storing link information and apparatus and method for linking data
06/06/2002US20020067678 Recording medium with wobble-modulated track, and method of and apparatus for detecting header region of the same
06/06/2002US20020067677 Equalizer and PRML detector
06/06/2002US20020067676 Optical disc apparatus and method for reading information
06/06/2002US20020067674 Method and system for authenticating an optical disc using purposefully provided data errors
06/06/2002US20020067673 Recording medium for storing write protection information and write protection method thereof
06/06/2002US20020067670 Optical recording medium having an area for recording a plurality of recording/reproduction conditions to be used in recording/reproduction apparatuses and recording/reproduction method and apparatus therefor
06/06/2002US20020067668 Optical disk, optical disk device, and method of reproducing information on optical disk
06/06/2002US20020067667 Optical disk reproducer
06/06/2002US20020067564 Magnetic recording and playback apparatus and magnetic recording and playback method
06/06/2002US20020067302 Digitization apparatus and method therefor
06/06/2002DE10158237A1 Datenwiedergabegerät, Festplatte und Datenspeicherplatte Data reproducing apparatus, hard disk and data storage disk
06/06/2002CA2709298A1 Optical disc, recording apparatus, reproducing apparatus, program, computer-readable recording medium, recording method and reproducing method
06/05/2002EP1211898A2 Content protection scheme for a digital recording device
06/05/2002EP1211690A2 Information reproducing apparatus and method for storing frequency of reproductions, and storage medium storing program for the method
06/05/2002EP1211689A2 Optical disc, optical disc recording apparatus, and optical disc recording method for facilitating dubbing, storage medium for storing optical disc recording program for facilitating dubbing, optical disc reproducing apparatus, and optical disc reproducing method
06/05/2002EP1211688A2 Information recording device and method which handles a plurality of recording surfaces
06/05/2002EP1211687A2 Digital recording apparatus that secures a certain number of video frames in a vob constituting with another vob a portion of encode stream that should be reproduced seamlessly
06/05/2002EP1211686A2 Information recording apparatus and fee charging method thereof
06/05/2002EP1211683A2 Servo defect management scheme in hard disk drives
06/05/2002EP1211682A2 Data recording / reproduction method and apparatus using random series for scrambling input data
06/05/2002EP1211681A1 Data storage device and control method therefor
06/05/2002EP1211672A2 Method of measuring non-linearity in magnetic recording/reproduction, device for magnetic recording/reproduction and LSI for magnetic recording/reproduction
06/05/2002EP1211601A1 File processing method, data processing device and storage medium
06/05/2002EP1210783A2 Car radio with a memory for audio signals
06/05/2002EP1210712A1 Scalable coding method for high quality audio
06/05/2002EP1210684A1 A method and computer-implemented procedure for creating electronic, multimedia reports
06/05/2002EP0998791B1 Concurrent row/column syndrome generator for a product code
06/05/2002CN1352452A Method and device for recovering thermal response signal of magnet resistant head
06/05/2002CN1086047C Signal-processing preamplifier for optical disc system
06/05/2002CN1086046C Multilayer CD and its prodn. method
06/05/2002CN1086044C Digital type reproducing record device for high speed magnetic tape transcription duplicate
06/04/2002US6401229 System and method for data error recovery on optical media utilizing hierarchical recovery techniques
06/04/2002US6401228 Data decoding apparatus and method and data reproduction apparatus
06/04/2002US6401214 Preventive recovery action in hard disk drives
06/04/2002US6401169 Optical disc buffer under-run handling method
06/04/2002US6400893 Optical disc, recording device and reproducing device
06/04/2002US6400888 Recording of a trick play signal on a record carrier such that the bit-rate during reproduction of the trick play signals is the same as that for normal play
06/04/2002US6400827 Methods for hiding in-band digital data in images and video
06/04/2002US6400676 Disc-shaped recording medium
06/04/2002US6400667 Recording/reproduction method and apparatus in which sub data is written/read in periods during which writing/reading of main data is not performed
06/04/2002US6400665 Recording apparatus, recording method, playback apparatus, playback method, recording/playback apparatus, recording/playback method, presentation medium and recording medium
06/04/2002US6400661 Optical recording medium reproducing apparatus
06/04/2002US6400660 Optical disk and apparatus for reading the same based upon the length of a mirror region
06/04/2002US6400658 DVD-RAM disk reproduction apparatus for reducing errors during detection of identification data
06/04/2002US6400652 Recording system having pattern recognition
06/04/2002US6400523 Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset cores
06/04/2002US6400520 Disc drive having a preamplifier multiplexer
06/04/2002US6400517 Magnetic media processing device
06/04/2002US6400415 System and method for predistorting signals to be amplified
06/04/2002US6400294 Method of muting a digital signal and a digital signal recording apparatus and a digital signal processing apparatus employing the digital signal muting method
06/04/2002US6400217 Integrated circuit having a filter with charge balancing scheme to reduce transient disturbances
05/2002
05/30/2002WO2002043397A2 Arrangement for the reproduction of compressed data in a multi-speed mode
05/30/2002WO2002043395A2 Multimedia transfer system
05/30/2002WO2002043383A1 Organization of audio and video on a hard disk drive
05/30/2002WO2002043340A2 Method and apparatus to identify and characterize nonlinearities in optical communications channels
05/30/2002WO2002043291A2 Perceptual audio signal compression system and method
05/30/2002WO2002043245A2 Clock generation circuit and integrated circuit for reproducing an audio signal comprising such a clock generation circuit
05/30/2002WO2002043066A1 Method for providing program specific information recorded on high density disc medium
05/30/2002WO2002043065A2 A copy protected dvd disc and method for producing and validating same
05/30/2002WO2002043055A2 Format for recording audio and video on a hard disk drive
05/30/2002WO2002043018A1 System for distributing files containing digital data using a computer network
05/30/2002WO2002042888A2 Device for storing and reproducing audio and/or video
05/30/2002WO2002003386A3 Method and apparatus for controlling access to storage media
05/30/2002WO2002003106A3 Copy-protected optical media and method of manufacture thereof
05/30/2002WO2001093262A3 Format for recording data on a storage disk
05/30/2002WO2001093035A3 Defect management system for write-once storage disk
05/30/2002WO2001089086A8 Spectrum modeling
05/30/2002WO2001060061A3 Methods and apparatus for recording programs prior to or beyond a preset recording time period
05/30/2002US20020066113 Method for sending information on a network, and electronic information equipment
05/30/2002US20020066025 Music distribution method
05/30/2002US20020065841 Device for retaining important data on a preferential basis
05/30/2002US20020065570 Multi-track digital recording/reproducing apparatus and method, multi-track digital recording/reproducing program
05/30/2002US20020065569 Reproducing apparatus
05/30/2002US20020064379 Reproduction apparatus and method for reproducing digital information recorded on an optical disc
05/30/2002US20020064377 Storage medium, recording apparatus, playback apparatus, recording method, and computer-readable storage medium
05/30/2002US20020064376 Content supply method and content data recording/reproducing method and apparatus
05/30/2002US20020064373 Apparatus and method for reproducing data from a DVD-audio disk
05/30/2002US20020064372 Recording medium, playback apparatus and recording/playback apparatus thereof
05/30/2002US20020064370 Dual deck multimedia device