Patents
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
07/2004
07/08/2004WO2003036859A3 Key management apparatus
07/08/2004WO2003036858A3 Digital work protection system, key management apparatus, and user apparatus
07/08/2004WO2002047081A3 System, method, and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks or other media
07/08/2004WO2002043065A3 A copy protected dvd disc and method for producing and validating same
07/08/2004US20040133850 System and method for securely composing, storing, and delivering digital media
07/08/2004US20040133843 Digital signal decoding device and digital signal decoding method
07/08/2004US20040133794 Self-protecting digital content
07/08/2004US20040133792 Systems and methods for providing time-and weight-based flexibly tolerant hardware ID
07/08/2004US20040133791 Record medium, recording method and apparatus for record medium, and reproducing method and apparatus for record medium
07/08/2004US20040133739 Recording of information on recording medium having temporary spare area
07/08/2004US20040133661 Method for reproducing data recorded on an interactive recording medium in conjunction with associated auxiliary data
07/08/2004US20040133523 Method for controlling access to disc data and method for indentifying disc
07/08/2004US20040133519 Method for preventing unauthorized copy application program execution, its program, its program recording apparatus, and its program recording medium
07/08/2004US20040132432 Voice recordal methods and systems
07/08/2004US20040131368 Optical reception apparatus
07/08/2004US20040131341 Portable digital audio/video device
07/08/2004US20040131339 Recording and reproducing device and recording and reproducing method
07/08/2004US20040131337 Information-processing apparatus, information-processing method and information-processing program
07/08/2004US20040131336 Information recording apparatus and information recording method
07/08/2004US20040131334 Apparatus for reproducing AV data in interactive mode, method of handling user input, and information storage medium therefor
07/08/2004US20040131332 Method and device for recording real-time information
07/08/2004US20040131331 Apparatus for recording and/or reproducing digital data, such as audio/video (A/V) data, and control method thereof
07/08/2004US20040131330 Video-editing workflow methods and apparatus thereof
07/08/2004US20040131183 Data recording apparatus and recording method
07/08/2004US20040131135 Sync pattern detection apparatus and sync pattern detection method
07/08/2004US20040130997 Method and device for mastering a copy-protected optical disc and copy-protected optical disc
07/08/2004US20040130996 Data recording method and data recording medium
07/08/2004US20040130995 Address reproduction circuit, optical disc drive and address reproduction method
07/08/2004US20040130990 Medium judgment method, storage medium, medium judgment program, and optical disk drive using the medium judgment method
07/08/2004US20040130985 High-speed optical recording apparatus
07/08/2004US20040130982 Method of controlling recording operation for optical disc recording apparatus
07/08/2004US20040130981 Device and method for detecting non-writable region of optical recording medium
07/08/2004US20040130975 Editing method and device
07/08/2004US20040130816 Integrated circuit and method for remodulating bits and hard disk drive incorporating the same
07/08/2004US20040130814 Data-processing apparatus, data-processing method and program
07/08/2004US20040130467 Modulation apparatus and method
07/08/2004DE10359038A1 Multimediasystem mit zuvor gespeicherten Entzerrungseinstellungen für mehrere Fahrzeugumgebungen Multimedia system with previously stored equalizer settings for multiple vehicle environments
07/08/2004DE10261045A1 Kopierschutz für Datenträger Copy protection for media
07/08/2004DE10240134B4 Verfahren und Vorrichtung zum Auftakten zeitdiskreter Signale Method and apparatus for time-discrete signals preludes
07/07/2004EP1435736A2 Method and device for seamlessly reproducing a bit stream containing noncontinuous system time information
07/07/2004EP1435734A1 Video information recording apparatus and video information reproduction apparatus
07/07/2004EP1435619A2 Multimedia apparatus with "Slide-Show" and relevant audio output
07/07/2004EP1435612A1 MAGNETIC RECORDING/REPRODUCING APPARATUS
07/07/2004EP1435609A2 Optical disc and optical disc address reading apparatus and method
07/07/2004EP1435608A2 Optical disc and optical disc address reading apparatus and method
07/07/2004EP1435607A1 Disc recording medium, disc drive apparatus, reproduction method, and disc manufacturing method
07/07/2004EP1435095A2 Record carrier with hidden channel
07/07/2004CN1511414A Method and apparatus for controlling insertion of stuff-ing data into bitstream to be recorded
07/07/2004CN1511377A High-speed programmable synchronous counter for use in phase locked loop
07/07/2004CN1511321A DAC feedback inside analog front circuit
07/07/2004CN1511320A Method and apparatus for compensation of second order distortion
07/07/2004CN1511315A Write output driver with internal programmable pull-up resistors
07/07/2004CN1510840A Data modulating and demodulating method, apparatus and code aligning method thereof
07/07/2004CN1510683A Data recording method and medium
07/07/2004CN1510682A Audio frequency signal encoder, disc and disc replay apparatus
07/07/2004CN1510681A Duplicating protective system and method for digital signal
07/07/2004CN1510680A Duplicating protective system and method for digital signal
07/07/2004CN1510679A Duplicating protective system and method for digital signal
07/07/2004CN1510678A 信息记录介质 The information recording medium
07/07/2004CN1510675A Method and system for identifying disc in internet
07/07/2004CN1510662A Compressible stereo audio frequency encoding/decoding method and device
07/07/2004CN1510661A Method and apparatus for using time frequency related coding and/or decoding digital audio frequency
07/07/2004CN1510596A System and method for linear listening and speaking to learn languages
07/07/2004CN1510587A Extendable disc player
07/07/2004CN1157081C Mobile station and method for storing and generating digital audio-frequency data
07/07/2004CN1157064C Method for recording scramble MPEG data stream
07/07/2004CN1157062C Scalable system for video-on-demand
07/07/2004CN1157061C Device for memory audio/video data
07/07/2004CN1156848C Error management for recroding media
07/07/2004CN1156847C Method for recording data onto disc recording medium of digital universal random accessing memory
07/07/2004CN1156846C Data reproducing method and apparatus, and data processing system
07/07/2004CN1156845C Information transcribing method and device, information reproducing device
07/07/2004CN1156844C Recording method and apparatus, reproducing method and apparatus
07/07/2004CN1156843C Device and method for code judging, record medium judging and information record
07/07/2004CN1156842C Copying equipment and method
07/07/2004CN1156841C Data recording apparatus and method, reproducing apparatus and method
07/07/2004CN1156840C Data replay circuit and sound recording and displaying device possessing said circuit
07/07/2004CN1156839C The copy protection of digital audio compact discs
07/06/2004US6760915 Method and system for selecting content in a media stream
07/06/2004US6760878 Information reproduction apparatus
07/06/2004US6760542 Method and apparatus for simultaneously recording and reproducing real time information on/from a disc like record carrier
07/06/2004US6760540 Information storage medium and apparatus for reproducing the same
07/06/2004US6760539 Optical disc, a recorder, a player, a recording method, and a reproducing method that are all used for the optical disc
07/06/2004US6760443 Custom character-coding compression for encoding and watermarking media content
07/06/2004US6760375 Method for protection of data decoding according to protection data and first and second apparatus protection data to determine whether main data are decoded in their entirety, partially, or not at all
07/06/2004US6760299 Optical disc having pits of different depth formed therein, optical disc device for reproducing the same, and method of reproduction
07/06/2004US6760292 Disc recorder for recording coded data to be reproduced in real time and method of doing the same
07/06/2004US6760290 Optical disc and optical disc drive
07/06/2004US6760288 Method of immediate writing or reading files on a disc like recording medium
07/06/2004US6760286 Method of transmitting data among a plurality of LSIs, and recording medium reproducing apparatus using the method
07/06/2004US6760174 Adaptive fly height for error recovery in a disc drive
07/06/2004US6760173 Synchronization servo mark detector and method having improved phase error immunity for use in mass data storage device, or the like
07/06/2004US6760171 Magnetic medium precompensation method and apparatus
07/06/2004US6759672 System for and method of reading out storage phosphor screen using pulsed semiconductor light source array
07/06/2004US6759585 Musical-file-processing apparatus, musical-file-processing method and musical-file-processing method program
07/06/2004CA2148447C Process for transmitting and/or storing digital signals of multiple channels
07/01/2004WO2004056105A1 Information processing device, information processing method and program, and recording medium
07/01/2004WO2004055817A1 Recording and reproducing system, recording apparatus, reproducing apparatus, record medium, recording and reproducing method, recording method, reproducing method, program and record medium
07/01/2004WO2004055815A1 Optical disc device
07/01/2004WO2004055812A1 Recorder data recording method, recorder, data recording program, recorded medium on which the program is recorded