| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 04/21/2005 | US20050083767 Recording medium, recording device, reproduction device, recording method, and reproduction method |
| 04/21/2005 | US20050083740 Disc recording medium, recording method, disc drive device |
| 04/21/2005 | US20050083600 Methods and systems for magnetic recording |
| 04/21/2005 | US20050083437 AV synchronization system |
| 04/21/2005 | US20050083414 Recording device and recording method |
| 04/21/2005 | CA2541249A1 File management apparatus, file management method, program of file management method, and recording medium having stored therein program of file management method |
| 04/20/2005 | EP1524855A1 Av data conversion device and method |
| 04/20/2005 | EP1524771A1 Decoding method, decoding device, program, recording/reproduction device and method, and reproduction device and method |
| 04/20/2005 | EP1524670A1 Disk reproducing apparatus and disk reproducing method |
| 04/20/2005 | EP1524669A1 Recording medium having data structure for managing reproduction of text subtitle data and recording and reproducing methods and apparatuses |
| 04/20/2005 | EP1524668A2 Information reproducing apparatus and information reproducing method |
| 04/20/2005 | EP1524666A2 Method for real time recording/playback of data to/from an optical recording medium and method for managing files thereof |
| 04/20/2005 | EP1524665A1 Recording control device and method, program, and recording medium |
| 04/20/2005 | EP1524664A1 Data recording/reproduction device and data recording/reproduction method |
| 04/20/2005 | EP1524663A1 Defect handling for recording media |
| 04/20/2005 | EP1524662A2 Method for variably controlling data read speed in optical disc drive |
| 04/20/2005 | EP1524661A1 Defect handling for recording media |
| 04/20/2005 | EP1524660A1 Mastering of optical discs |
| 04/20/2005 | EP1524659A1 Method and apparatus for decrypting an encrypted supplementary data set |
| 04/20/2005 | EP1524651A2 Information-processing apparatus and information administration system using the same |
| 04/20/2005 | EP1524582A2 Information processing apparatus, information recording medium, information processing method and computer program |
| 04/20/2005 | EP1523848A2 Methods and apparatus for uniquely identifying a large number of film prints |
| 04/20/2005 | EP1523745A1 A method to display a mark-up document according to a parental level, method and apparatus to reproduce the mark-up document in an interactive mode, and a data storage medium therefor |
| 04/20/2005 | EP1122729B1 Data recorded medium, data reproducing method and reproducing apparatus |
| 04/20/2005 | CN1608361A Digital work protection system, key management apparatus, and user apparatus |
| 04/20/2005 | CN1608294A System, method and recording unit for protected copying of material |
| 04/20/2005 | CN1608293A Method and apparatus to prevent the unauthorized copying of digital information |
| 04/20/2005 | CN1607825A Information processing method and apparatus, program and recording medium |
| 04/20/2005 | CN1607815A Av同步系统 Av synchronization system |
| 04/20/2005 | CN1607761A Audio system |
| 04/20/2005 | CN1607731A Phase error determination method and digital phase-locked loop system |
| 04/20/2005 | CN1607599A Method for handling data fault and retry in writing/reading a hard disk |
| 04/20/2005 | CN1607598A Information storage medium containing preload information, apparatus for and method of reproducing therefor |
| 04/20/2005 | CN1607597A Information storage medium containing preload information, apparatus for and method of reproducing therefor |
| 04/20/2005 | CN1607596A Record carrier and apparatus for scanning the record carrier |
| 04/20/2005 | CN1607595A Data reproducing apparatus and program for performing a data reproducing process |
| 04/20/2005 | CN1607594A Defect handling for recording media |
| 04/20/2005 | CN1607593A Recording medium with restricted playback feature and apparatus and methods for recording and reproducing |
| 04/20/2005 | CN1607592A Information recording and reproducing apparatus, information recording and reproducing method and information recording and reproducing program |
| 04/20/2005 | CN1607591A Code conversion system, code conversion apparatus, code recording medium, code recording device, and code reproducing device |
| 04/20/2005 | CN1607590A Method and device for managing password in optical disc apparatus |
| 04/20/2005 | CN1607589A Optical disc, player for optical disc playback and play back method thereof |
| 04/20/2005 | CN1607588A Information storage medium storing multi-angle data and method and apparatus for reproducing the multi-angle data |
| 04/20/2005 | CN1607533A Content distributing system, content distributing method, content distributing server, and terminal unit |
| 04/20/2005 | CN1198460C Program guide information forming method |
| 04/20/2005 | CN1198455C Improvements to DVD navigation information for improved trick modes |
| 04/20/2005 | CN1198454C Information processing method and equipment, content distribution server and method thereof |
| 04/20/2005 | CN1198447C Method for improving bandwidth efficiency |
| 04/20/2005 | CN1198284C Cross method and circuit for high density recording medium |
| 04/20/2005 | CN1198283C Method of formatting CD in erasable CD machine |
| 04/20/2005 | CN1198282C Scramble data method, information recording method and code recording and reproducing equipment |
| 04/20/2005 | CN1198281C Fetch channel device and its method |
| 04/20/2005 | CN1198280C Information Reproducing apparatus |
| 04/20/2005 | CN1198279C Information recording/reproducing device using optical disk |
| 04/20/2005 | CN1198268C Method and circuit for detecting represented signals |
| 04/20/2005 | CN1198266C Equipment for detecting CD record and abnormal state of reproducer |
| 04/20/2005 | CN1198265C Processed recording for rewritable disk medium |
| 04/20/2005 | CN1198264C Apparatus and method for correcting unsymmertry of light disk regenerating system |
| 04/19/2005 | US6883131 XOR processing incorporating error correction code data protection |
| 04/19/2005 | US6883122 Write pass error detection |
| 04/19/2005 | US6883111 Data recording method and data recording apparatus |
| 04/19/2005 | US6883049 Method and system for making an open system volume accessible to an MVS system |
| 04/19/2005 | US6882987 Methods and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium |
| 04/19/2005 | US6882795 Image mastering API |
| 04/19/2005 | US6882794 Recording medium storing additional information for restoring digital data stream/information, recording method and restoring method |
| 04/19/2005 | US6882738 Methods and tangible objects employing textured machine readable data |
| 04/19/2005 | US6882612 BCA evaluation device and method for rewritable DVDs with different threshold value pulse signals |
| 04/19/2005 | US6882611 Method and apparatus for defect detection in optical disc drives |
| 04/19/2005 | US6882609 Header detect configuration within a DVD-RAM read device and methods of acquiring and maintaining phase lock in a wobble phase lock loop |
| 04/19/2005 | US6882608 Optical disc controller and optical disc apparatus using the same |
| 04/19/2005 | US6882606 Optical disc apparatus and method for recording data onto an optical disc in multiple write sessions |
| 04/19/2005 | US6882604 Method and apparatus for utilizing modulation codes that produce maximized sample timing information |
| 04/19/2005 | US6882493 Data recording apparatus and data erasing apparatus capable of performing restoration when power supply malfunction occurs during recording or erasing |
| 04/19/2005 | US6882492 Cassette type audio data or signal recording and reproducing apparatus |
| 04/19/2005 | US6882490 System for protection against copying on magnetic tape recorders |
| 04/19/2005 | US6882486 Disk drive comprising asynchronous/synchronous gain control for fault tolerant detection of servo sync mark after head switch |
| 04/19/2005 | US6882296 Method of encoding a digital data stream |
| 04/19/2005 | US6882207 Offset control circuit |
| 04/19/2005 | CA2181864C Subtitle encoding/decoding method and apparatus |
| 04/14/2005 | WO2005034422A1 Signal processing system |
| 04/14/2005 | WO2005034167A2 Method of manufacturing a window transparent for electrons of an electron beam, in particular of an x-ray source |
| 04/14/2005 | WO2005034127A1 Recording medium managing apparatus and recording medium managing method |
| 04/14/2005 | WO2005034123A1 Method and apparatus for error code correction |
| 04/14/2005 | WO2005034122A1 Information storage medium storing text-based subtitle, and apparatus and method for processing text-based subtitle |
| 04/14/2005 | WO2005034121A1 Reproduction device |
| 04/14/2005 | WO2005034120A1 Recording/reproducing device and recording method |
| 04/14/2005 | WO2005034119A1 Digital watermark information adding device, data reproduction device and data recording device |
| 04/14/2005 | WO2005034118A2 Method, system, playback device and recorder for duplicating multi layer record carriers |
| 04/14/2005 | WO2005034117A2 Device and method for recording information |
| 04/14/2005 | WO2005034107A1 Optical information storage device and optical information storage system |
| 04/14/2005 | WO2005034089A1 Data reproduction device and method, and program |
| 04/14/2005 | WO2005033585A2 Systems and methods for conditoning air and transferring heat and mass between airflows |
| 04/14/2005 | WO2005032680A2 Interactive control of video machines and games therefor |
| 04/14/2005 | WO2005020239A3 Apparatus and methods for securing information in storage media |
| 04/14/2005 | WO2005008655A3 Device and method for recording information |
| 04/14/2005 | WO2004097731A3 Extended range rfid system |
| 04/14/2005 | WO2004070707A3 Method and system for protecting against illegal copy and/or use of digital contents stored on optical or other media |
| 04/14/2005 | US20050081242 Method for detecting source status changes during time-shift recording |
| 04/14/2005 | US20050081236 Data processing apparatus, data processing method, recording medium and program |
| 04/14/2005 | US20050081132 Method and apparatus for error code correction |