| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 01/28/2003 | US6512881 Video signal reproduction apparatus and method |
| 01/28/2003 | US6512796 Method and system for inserting and retrieving data in an audio signal |
| 01/28/2003 | US6512724 Optical recording and reproducing apparatus |
| 01/28/2003 | US6512722 Recording and playback apparatus and method, terminal device, transmitting/receiving method, and storage medium |
| 01/28/2003 | US6512652 Power saving method and apparatus for computer disk drives |
| 01/28/2003 | US6512647 Method and apparatus for adaptive tuning bias current for magnetoresistive head |
| 01/28/2003 | US6512644 Method and apparatus for read-after-write verification with error tolerance |
| 01/28/2003 | US6512404 Low voltage charge pump for use in a phase locked loop |
| 01/23/2003 | WO2003007601A1 Video information recording apparatus and reproducing apparatus |
| 01/23/2003 | WO2003007600A1 Recording apparatus |
| 01/23/2003 | WO2003007300A1 Method and apparatus for suppressing low frequency content in digital data |
| 01/23/2003 | WO2003007299A1 Data transfer method, block synchronizing signal detecting method, and reproducing apparatus |
| 01/23/2003 | WO2003007298A2 Content reading apparatus with usage rights judgements |
| 01/23/2003 | WO2003007158A1 Content management system and information recording medium |
| 01/23/2003 | WO2003007131A2 Circuits, systems and methods for volume control in 1-bit digital audio systems |
| 01/23/2003 | WO2002029540A3 System and method for transferring data between recording devices |
| 01/23/2003 | WO2000035194A9 Method for encoding multiple audio streams |
| 01/23/2003 | US20030018931 Data reproduction apparatus |
| 01/23/2003 | US20030018907 Content protection for digital media |
| 01/23/2003 | US20030018895 Processes and systems for enabling secure and controlled distribution and use of information |
| 01/23/2003 | US20030018864 Storage controller and control method thereof |
| 01/23/2003 | US20030018849 Disk memory device, data pre-reading method, and recorded medium |
| 01/23/2003 | US20030018610 Apparatus and method for file management of portable device |
| 01/23/2003 | US20030016950 Information recording medium, information recording method and apparatus, and information playback method and apparatus |
| 01/23/2003 | US20030016949 Method and apparatus for copy protecting video content and producing a reduced quality reproduction of video content for personal use |
| 01/23/2003 | US20030016946 Audio/video recording apparatus and method of multiplexing audio/video data |
| 01/23/2003 | US20030016944 Apparatus, method and program for video signal recording/reproduction |
| 01/23/2003 | US20030016921 Video reproducing/recording system to change a logo image/sound, and method of changing the logo image/sound |
| 01/23/2003 | US20030016827 Information recording/reproducing apparatus and method |
| 01/23/2003 | US20030016826 Information Recording/Playback Apparatus and Method |
| 01/23/2003 | US20030016824 Method and apparatus for use of a time-dependent watermark for the purpose of copy protection |
| 01/23/2003 | US20030016617 Optical disc |
| 01/23/2003 | US20030016611 Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium |
| 01/23/2003 | US20030016610 Apparatus for detecting abnormal states of optical disc recording/reproducing device |
| 01/23/2003 | US20030016606 Optical disc playback apparatus |
| 01/23/2003 | US20030016603 Optical disk, recording apparatus and playing apparatus |
| 01/23/2003 | US20030016602 Optical disk apparatus |
| 01/23/2003 | US20030016601 Optical disk device |
| 01/23/2003 | US20030016600 Tracking error detection apparatus |
| 01/23/2003 | US20030016463 Information recording apparatus, information recording method, program storage medium and computer data signal which allow computer to function as information recording apparatus |
| 01/23/2003 | US20030016303 Synchronous processing system at time of converting specification of moving picture information |
| 01/23/2003 | US20030016240 System and method for scene detection information storage |
| 01/23/2003 | US20030016077 Balanced bi-directional current source |
| 01/23/2003 | US20030016027 Voltage measurement circuit with AC-coupled diferential amplifier |
| 01/23/2003 | US20030015085 Musical-file-processing apparatus, musical-file-processing method and musical-file-processing method program |
| 01/22/2003 | EP1278378A1 Recording apparatus, special playback system, medium and information object |
| 01/22/2003 | EP1278371A2 Audio/video recording apparatus and method of multiplexing audio/video data |
| 01/22/2003 | EP1278339A1 Method and apparatus for communicating data from a first to a second data network |
| 01/22/2003 | EP1278330A1 Information processing apparatus |
| 01/22/2003 | EP1278195A2 DVD-audio disk, and apparatus and method for playing the same |
| 01/22/2003 | EP1278194A2 DVD-Audio Disk, and Apparatus and Method for Playing the Same |
| 01/22/2003 | EP1278192A2 Method and apparatus for reproducing information |
| 01/22/2003 | EP1278191A1 Recording format, recording device and reproducing device |
| 01/22/2003 | EP1278188A2 Optical disk, recording apparatus and playing apparatus |
| 01/22/2003 | EP1277208A1 A method for reconstruction of audio signal |
| 01/22/2003 | EP1277204A1 Method and apparatus for reading and/or writing a data disk |
| 01/22/2003 | EP1147478A4 Validation method for electronic cash cards and digital identity cards utilizing optical data storage |
| 01/22/2003 | EP1025534A4 Computer partition manipulation during imaging |
| 01/22/2003 | EP0917715B1 Time-based media processing system and method |
| 01/22/2003 | CN1393109A Video bitrate control method and device for digital video recording |
| 01/22/2003 | CN1393084A Data stream processing device and method, and program storage medium |
| 01/22/2003 | CN1393079A Audio data playback management system and method with editing apparatus and recording medium |
| 01/22/2003 | CN1393056A 数据解码 Data decoding |
| 01/22/2003 | CN1393055A 数据解码 Data decoding |
| 01/22/2003 | CN1393018A Data recording method and data recording apparatus |
| 01/22/2003 | CN1393017A Method and device for controlling distribution and use of digital works |
| 01/22/2003 | CN1392729A System and method for establishing multimedium operationable optical disc |
| 01/22/2003 | CN1392727A Device and method for reproducing data from storage medium containing preloading character |
| 01/22/2003 | CN1392699A Data transmission system and device, recorder, edition control and processing method |
| 01/22/2003 | CN1392558A Data storage device for background verifying record medium or detecting data of write-in medium |
| 01/22/2003 | CN1392557A Information reproducing device, method for correcting reproducing program and information recording medium |
| 01/22/2003 | CN1392556A Music file processor, music file processing method and its program |
| 01/22/2003 | CN1392542A Optical disc medium, information reproducing method and device |
| 01/22/2003 | CN1392541A Optical disc device |
| 01/22/2003 | CN1392540A Recording method, recorder, reproducing method and reproducing machine for optical disc |
| 01/22/2003 | CN1392539A Optic recording medium |
| 01/22/2003 | CN1392498A Method and device for automatically or electronically addressing data in files |
| 01/22/2003 | CN1099806C Multimedia optical disk and its reproducing device and method |
| 01/22/2003 | CN1099675C Optical disc, recording apparatus, and computer readable recording medium |
| 01/22/2003 | CN1099674C Packet data recording/reproducing system |
| 01/22/2003 | CN1099665C Data recorder |
| 01/22/2003 | CN1099664C Information recording and updating method and apparatus, recording medium and initializing apparatus thereof |
| 01/22/2003 | CN1099663C Transmission system for quasi-perodic signals |
| 01/21/2003 | US6510502 Information processing device and method for reading information recorded on an information recording medium |
| 01/21/2003 | US6510490 Write cache circuit, recording apparatus with write cache circuit, and write cache method |
| 01/21/2003 | US6510278 Digital reproducing apparatus and control method |
| 01/21/2003 | US6510234 Method for increasing the functionality of a media player/recorder device |
| 01/21/2003 | US6510183 Method and apparatus for superimposing and detecting an additional information signal |
| 01/21/2003 | US6510128 Optical storage medium having multiple recording layers of different formats |
| 01/21/2003 | US6510127 Method and apparatus for sequentially reproducing optical recording media |
| 01/21/2003 | US6510118 Copy restriction method and apparatus which restrict copying of data from optical recording medium to another recording medium and copy-restricted optical recording medium |
| 01/21/2003 | US6510114 Method for forming an information recording medium having information on spare area, and method and apparatus for recording/reproducing data to/from the medium |
| 01/21/2003 | US6510013 Phase-synchronization method and circuit for establishing a phase-synchronization for signals with reduced time |
| 01/21/2003 | US6510012 High-speed CMOS buffer circuit with programmable quadratic transfer function |
| 01/21/2003 | US6508712 Recording medium having sequentially accessible data recording regions, data access method, game progress control method, and game machine |
| 01/21/2003 | US6508596 Apparatus using a method for recording digital data including a data conversion or format conversion, and apparatus using the method |
| 01/21/2003 | CA2289958C Information recording medium, apparatus and method for recording or reproducing data thereof |
| 01/21/2003 | CA2154582C System for storing and reproducing multiplexed data |
| 01/16/2003 | WO2003005637A1 Data reproduction apparatus capable of safely controlling reproduction time of encrypted content data and data reproduction circuit and data recording apparatus used for the same |
| 01/16/2003 | WO2003005589A1 Method of converting a series of data words into a modulated signal |