| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 08/01/2000 | US6097320 Encoder/decoder system with suppressed error propagation |
| 08/01/2000 | CA2032290C Video tape recorder with audio carrier absence detection |
| 07/27/2000 | WO2000044131A1 Copy protection control system |
| 07/27/2000 | WO2000043996A1 Record carrier and apparatus for scanning the record carrier |
| 07/27/2000 | WO2000043947A1 Validation method for electronic cash cards and digital identity cards utilizing optical data storage |
| 07/27/2000 | WO2000043882A1 Database switching apparatus |
| 07/27/2000 | WO2000023997A3 Multi-level error detection and correction technique for data storage recording device |
| 07/27/2000 | WO2000019430A8 Latent irradiance discrimination method and marker system for cartridgeless data storage disks |
| 07/27/2000 | WO2000005883A9 Digital video apparatus user interface |
| 07/27/2000 | WO1998015950A3 Arrangement and method for recording optical data with amplitude and time modulation |
| 07/27/2000 | WO1997042742A3 Transmission of a digital information signal having a specific first sampling frequency |
| 07/27/2000 | EP0843933A3 Transmission of a digital information signal having a specific first sampling frequency |
| 07/27/2000 | DE19901204A1 Verfahren zur Realisierung von Mehrfach-Punktcodes in einer Vermittlungsstelle A process for the realization of multiple point codes in a switching center |
| 07/26/2000 | EP1022858A2 Decoding apparatus, data reproduction apparatus, and decoding method |
| 07/26/2000 | EP1022741A1 Replay appliance for recording media containing information blocks |
| 07/26/2000 | EP1022740A2 Optical disk, optical disk device, and method of reproducing information on optical disk |
| 07/26/2000 | EP1022739A2 Optical disk, optical disk device, and method of reproducing information on optical disk |
| 07/26/2000 | EP1022738A2 Optical disk, optical disk device, and method of reproducing information on optical disk |
| 07/26/2000 | EP1022737A2 Optical disk, optical disk device, and method of reproducing information on optical disk |
| 07/26/2000 | EP1022736A2 Optical disk, optical disk device, and method of reproducing information on optical disk |
| 07/26/2000 | EP1022735A2 Recording/playback apparatus for optical disk, and optical disk therefor |
| 07/26/2000 | EP1022728A1 Optical disc, its recording method, its recording device, its reproducing method, and its reproducing device |
| 07/26/2000 | EP1022727A2 An optical disk and a recording/reproduction apparatus |
| 07/26/2000 | EP1021807A2 Apparatus and method for simplified analog signal record and playback |
| 07/26/2000 | EP1021754A1 Method and control-device for the operation of a digital information-processing device |
| 07/26/2000 | EP0830678B1 Trellis code with diminution of error propagation |
| 07/26/2000 | EP0804768A4 Low power filter coefficient adaptation circuit for digital adaptive filter |
| 07/26/2000 | CN1261239A Method and apparatus for recording digit data stream |
| 07/26/2000 | CN1261238A Method and device for recording retrieval information and searching recorded data stream by using it |
| 07/26/2000 | CN1054937C Modulation/demodulation circuit for a digital signal recorder /reproducer |
| 07/26/2000 | CN1054933C Optical information recording medium and method, and optical information reproducing apparatus utilizing the same |
| 07/25/2000 | US6094723 Copy protection system for recording media |
| 07/25/2000 | US6094638 Audio signal processing apparatus and audio signal processing method for multi channel audio reproduction system |
| 07/25/2000 | US6094636 Scalable audio coding/decoding method and apparatus |
| 07/25/2000 | US6094462 Data demodulator and data demodulating method |
| 07/25/2000 | US6094460 Data modulator and data modulating method |
| 07/25/2000 | US6094414 Optical recording medium capable of recording information data file |
| 07/25/2000 | US6094408 Adaptive and selective cancellation of inter-symbol interference of a read channel in storage technologies |
| 07/25/2000 | US6094407 Device and method for reducing jitter in optical disc |
| 07/25/2000 | US6094319 Method and apparatus for tracking a helical track recording |
| 07/25/2000 | US6094317 Method for controlling data reading/writing on random data section containing defective sector |
| 07/25/2000 | US6094316 Method and apparatus for providing thermal asperity compensation in a fixed delay tree search detector |
| 07/25/2000 | US6094279 System and process for non-perceptibly integrating sound data into a printed image |
| 07/20/2000 | WO2000042781A1 Method for implementing multipoint codes in an exchange |
| 07/20/2000 | WO2000042770A1 Embedding supplemental data in an encoded signal |
| 07/20/2000 | WO2000042611A1 Information signal recorder with charging function and charging terminal |
| 07/20/2000 | WO2000042610A1 Method and apparatus for data retrieval, and optical disk device |
| 07/20/2000 | WO2000042609A1 Reproduced signal controlling method and device |
| 07/20/2000 | WO2000042515A1 Access control device and method for controlling access to recording medium |
| 07/20/2000 | WO1999063539A9 Efficient linearization of saturation channels |
| 07/20/2000 | DE19962767A1 Verfahren zum Steuern eines Plattenlaufwerks zum Eliminieren von Austastintervallen, die auf einer im Laufwerk positionierten Speicherplatte gebildet sind A method for controlling a disk drive to eliminate blanking intervals, which are formed on a positioned in the drive disk |
| 07/20/2000 | CA2323561A1 Embedding supplemental data in an encoded signal |
| 07/19/2000 | EP1021048A2 Digital video recording system and its recording medium |
| 07/19/2000 | EP1020862A2 Optical disc, video data editing apparatus, computer-readable recording medium storing an editing program, reproduction apparatus for the optical disc, and computer-readable recording medium storing an reproduction program |
| 07/19/2000 | EP1020861A2 Optical disc recording apparatus, computer readable recording medium recording a file management program, and optical disc |
| 07/19/2000 | EP1020860A2 Optical disc recording apparatus, computer-readable recording medium recording a file management program, and optical disc |
| 07/19/2000 | EP1020859A1 Optical storage medium |
| 07/19/2000 | EP1020858A1 Controller, network device, signal transmitter, signal receiver, and recording medium |
| 07/19/2000 | EP1020857A2 Information signal recording |
| 07/19/2000 | EP1020856A2 Data protection method using decryption key concealed in compliant mark |
| 07/19/2000 | EP1020855A1 Disk, recording/reproduction apparatus, and recording/reproduction method |
| 07/19/2000 | EP1020850A2 Recording method and recording unit for optical information |
| 07/19/2000 | EP1020801A2 Dynamic slot allocation and tracking of multiple memory requests |
| 07/19/2000 | EP1020077A1 Method and apparatus for a copy-once watermark for video recording |
| 07/19/2000 | EP1020049A1 Tamper resistant methods and apparatus |
| 07/19/2000 | EP1020035A1 Method and apparatus for encoding a binary signal |
| 07/19/2000 | EP1019889A2 Method for protecting content using watermarking |
| 07/19/2000 | EP1019868A2 Computer system linked by using information in data objects |
| 07/19/2000 | EP0843861A4 Secure credit card |
| 07/19/2000 | CN1260900A Iditification of program information on recording medium |
| 07/19/2000 | CN1260644A Transmission/recording apparatus and method, and transmission/receiving apparatus and method |
| 07/19/2000 | CN1260569A Splicing-less edition for read/write light medium |
| 07/19/2000 | CN1260567A Reproducing apparatus |
| 07/19/2000 | CN1260566A Information recording medium, information recording apparatus and information reproducing apparatus |
| 07/19/2000 | CN1260565A Method and apparatus for limiting digital-information duplication, and digital-information recording apparatus |
| 07/18/2000 | US6092232 Disk data reproducing apparatus and disk data reproducing method |
| 07/18/2000 | US6092231 Circuit and method for rapid checking of error correction codes using cyclic redundancy check |
| 07/18/2000 | US6092195 Encryption of defects map |
| 07/18/2000 | US6092145 Disk drive system using sector buffer for storing non-duplicate data in said sector buffer |
| 07/18/2000 | US6092119 Random access audio/video processor with compressed video resampling to allow higher bandwidth throughput |
| 07/18/2000 | US6092071 Dedicated input/output processor method and apparatus for access and storage of compressed data |
| 07/18/2000 | US6091885 Signal recording system using memory for audio signal |
| 07/18/2000 | US6091701 Optical disk, optical disk apparatus, recording method for optical disk, and reproduction method for optical disk |
| 07/18/2000 | US6091699 Optical disk format having a continuous recording area formed of alternating land and groove revolutions, optical disk drive apparatus, and optical disk tracking method |
| 07/18/2000 | US6091698 Overwriting phase change media by varying data patterns |
| 07/18/2000 | US6091688 Reproducing apparatus by generating slice level at header field of the optical disk |
| 07/18/2000 | US6091687 Method and apparatus for maximum likelihood detection |
| 07/18/2000 | US6091686 Compact disc recording system and method |
| 07/18/2000 | US6091685 Optical disc recording/playing apparatus and method for synchronizing recording of new data |
| 07/18/2000 | US6091683 Data reproduction apparatus for disk medium |
| 07/18/2000 | US6091682 Apparatus for and method of detecting pre-pit information |
| 07/18/2000 | US6091681 Information carrier, reading/writing device and reading device for writing and/or reading information blocks |
| 07/18/2000 | US6091674 Accessing control for optical recording device capable of performing time search |
| 07/18/2000 | US6091563 Latent illuminance discrimination marker system for data storage cartridges |
| 07/18/2000 | US6091562 Digital magnetic reproducing apparatus and digital magnetic recording/reproducing apparatus employing detection of second harmonic distortion and signal to noise ratio |
| 07/18/2000 | US6091561 Magnetic recording/reproduction apparatus which simultaneously scans two continuous tracks in both standard and long play modes |
| 07/18/2000 | US6091559 Variable zone layout and track pitch parameter considerations for information storage disk drive |
| 07/18/2000 | US6091558 Device for write compensation in magnetic media recording |
| 07/18/2000 | US6091557 Offset free thermal asperity T/A detector |
| 07/18/2000 | US6091556 Data recording and reproducing apparatus using two orthogonal code streams |