| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 02/21/2002 | US20020021889 Magnetic tape recording apparatus and method, magnetic tape playback apparatus and method, format of magnetic tape, and recording medium |
| 02/21/2002 | US20020021887 Image reproduction system and data synchronization method |
| 02/21/2002 | US20020021884 Apparatus and method for producing reproduction time of an optical disc |
| 02/21/2002 | US20020021806 Content reproduction apparatus |
| 02/21/2002 | US20020021805 Digital content distribution system and method |
| 02/21/2002 | US20020021776 Jitter detecting apparatus and phase locked loop using the detected jitter |
| 02/21/2002 | US20020021771 Detector, reproduction system, receiver and method |
| 02/21/2002 | US20020021656 Optical information medium |
| 02/21/2002 | US20020021647 Optical disc |
| 02/21/2002 | US20020021646 Data decoding |
| 02/21/2002 | US20020021645 Data recovery apparatus and method |
| 02/21/2002 | US20020021637 Recording apparatus, recording medium, reading apparatus, and recording medium determination method |
| 02/21/2002 | US20020021636 Information record and playback apparatus |
| 02/21/2002 | US20020021635 Recording and reproducing apparatus having copy-protection function and method thereof |
| 02/21/2002 | US20020021630 High-performance information processing apparatus having multitasking functions |
| 02/21/2002 | US20020021629 Recording/playback apparatus and editing method |
| 02/21/2002 | US20020021626 Data receiving apparatus |
| 02/21/2002 | US20020021625 Data receiving apparatus |
| 02/21/2002 | US20020021520 Recording and reproduction of an information signal in/from a track on a record carrier |
| 02/21/2002 | US20020021519 Pseudo-synchronous interpolated timing recovery for a sampled amplitude read channel |
| 02/21/2002 | US20020021518 Digital VFO phase control device |
| 02/21/2002 | US20020021517 Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset cores |
| 02/21/2002 | US20020021516 Configuration of channel-to-controller interface in a disc drive |
| 02/21/2002 | US20020021514 Tape drive and servo system stabilization method |
| 02/21/2002 | US20020021237 Data decoding |
| 02/20/2002 | EP1180769A2 Information recording apparatus, information recording method and information recording medium |
| 02/20/2002 | EP1180309A1 Method and apparatus for converting data streams |
| 02/20/2002 | EP0803094B1 Method and device for error protection of programmable memories |
| 02/20/2002 | CN1337125A Method for implementing multipoint codes in an exchange |
| 02/20/2002 | CN1337019A Method for high speed buffer store of data |
| 02/20/2002 | CN1336663A CD-disc |
| 02/20/2002 | CN1336662A Copy-right protection method, recording method, recording, device, reproducing method and device |
| 02/20/2002 | CN1336640A CD-disc, reproducing device, and arrangement for selecting disc recongnizing mark |
| 02/20/2002 | CN1336638A Optical information recording medium, and reproducing device therefor |
| 02/20/2002 | CN1079624C Digital video tape recording and reproducing method |
| 02/20/2002 | CN1079568C Apparatus and method for reproducing video segment for digital video cassette recorder |
| 02/19/2002 | US6349400 Optical disc recording/reproducing method, optical disc and optical disc device |
| 02/19/2002 | US6349358 Magnetic disc control apparatus capable of detecting a near sequential I/O and storing it to a cache memory, and a system thereof |
| 02/19/2002 | US6349356 Host-available device block map for optimized file retrieval from serpentine tape drives |
| 02/19/2002 | US6349294 Method of determining and storing indexing data on a sequential data storage medium for supporting random access of data files stored on the medium |
| 02/19/2002 | US6349167 Optical disc reproducing apparatus and method |
| 02/19/2002 | US6349081 Recording medium, recording apparatus and recording method |
| 02/19/2002 | US6349080 Method and apparatus for efficient reading of data from disc record medium by selecting reading order of data units |
| 02/19/2002 | US6349077 Apparatus for playing back information digitally stored on an optical record carrier using navigation parameters |
| 02/19/2002 | US6349012 Magnetic recording and/or reproducing apparatus |
| 02/19/2002 | US6348883 Method of converting bits of optical disk, demodulating method and apparatus |
| 02/19/2002 | US6348879 Efficient coding of side information in a lossless encoder |
| 02/19/2002 | US6347846 Method and an apparatus to control copying from a data providing device to a data receiving device |
| 02/19/2002 | CA2110453C Digital video and audio signal recording and reproducing apparatus |
| 02/19/2002 | CA2110334C Apparatus for recording and reproducing a digital video and audio signal |
| 02/14/2002 | WO2002013451A1 Classified data-containing data recording medium and method of recording/reproducing the data |
| 02/14/2002 | WO2002013197A1 Integrated device for reading digital recording supports, such as dvd disks and similar |
| 02/14/2002 | WO2002013196A2 Memory addressing method suitable for systems having a variable speed data reproduction capability |
| 02/14/2002 | WO2002013195A2 Method for recording data streams with a low bit rate |
| 02/14/2002 | WO2002013191A1 Optical disk recording medium and name card and advertising method |
| 02/14/2002 | WO2002013186A2 Digital interface |
| 02/14/2002 | WO2002013180A1 Digital signal processing method, learning method, apparatuses for them, and program storage medium |
| 02/14/2002 | WO2001057859A3 Method for the distribution of data marks on a medium, and method and apparatus for the holographic recording and readout of data |
| 02/14/2002 | WO2001054119A3 Optical recording medium, optical reproduction apparatus, and optical reproduction method |
| 02/14/2002 | WO2001050217A3 Methods and apparatus for buffering information prior to decoding |
| 02/14/2002 | US20020019990 Scheduled retrieval, storage and access of media data |
| 02/14/2002 | US20020019960 Device for improving voice signal in quality |
| 02/14/2002 | US20020019959 Automatic read reassignment method and a magnetic disk drive |
| 02/14/2002 | US20020019906 Signal processing circuit |
| 02/14/2002 | US20020019846 Apparatus and methods in improving and enhancing telephony telecommunications |
| 02/14/2002 | US20020019813 Information processing apparatus, information processing system, information processing method, and storage medium therefor |
| 02/14/2002 | US20020018647 Information outputting apparatus and information outputting method, information recording apparatus and information recording method, information outputting recording system and information recording medium |
| 02/14/2002 | US20020018645 Information processing apparatus and method, and recording medium |
| 02/14/2002 | US20020018643 Information recording medium, apparatus and method for recording or reproducing data thereof |
| 02/14/2002 | US20020018641 Disk reproducing apparatus |
| 02/14/2002 | US20020018637 Recording apparatus, picture recording apparatus, and method therefor |
| 02/14/2002 | US20020018579 Printing media and methods employing digital watermarking |
| 02/14/2002 | US20020018572 Methods for detecting alteration of audio |
| 02/14/2002 | US20020018422 Information reproducing apparatus |
| 02/14/2002 | US20020018417 Circuit for measuring parameter of time-base error of pulse train, and optical disk recording apparatus |
| 02/14/2002 | US20020018416 DVD-Audio disk, and apparatus and method for recording data on and/or reproducing data from the same |
| 02/14/2002 | US20020018415 Clock signal generating system |
| 02/14/2002 | US20020018414 Information reproduction apparatus, information recording apparatus, and reference mark detection circuit |
| 02/14/2002 | US20020018413 Information reproduction apparatus, information recording apparatus, and reference mark detection circuit |
| 02/14/2002 | US20020018410 Power saving system for optical disc recording/reproding apparatus |
| 02/14/2002 | US20020018379 Method for controlling starting operation of unit and executing self-checking test |
| 02/14/2002 | US20020018314 Magnetic disk evaluation apparatus and method |
| 02/14/2002 | US20020018013 Method and apparatus for improving S/N ratio in digital-to-analog conversion of pulse density modulated (PDM) signal |
| 02/14/2002 | US20020017950 Demodulation method and demodulator |
| 02/14/2002 | US20020017934 PLL circuit and recording and playback apparatus using same |
| 02/14/2002 | DE19805357C2 Aufnahme- und Abspielgerät für optische Disks Recording and playback device for optical disks |
| 02/14/2002 | DE10060106A1 Data storage medium with read-device for optically coded data, has linearly arranged data storage areas |
| 02/13/2002 | EP1179822A1 Digital PLL circuit |
| 02/13/2002 | EP1179821A1 Servo circuit |
| 02/13/2002 | EP1179240A1 Audio data playback management system and method with editing apparatus and recording medium |
| 02/13/2002 | EP1179214A1 Method of and device for recording information |
| 02/13/2002 | EP1179210A1 Method and apparatus for reading and writing a multilevel signal from an optical disc |
| 02/13/2002 | CN1336074A Data recording/reproducing apparatus and program recorded medium |
| 02/13/2002 | CN1335990A Method of hiding area on a disc like recording of the optically rewritable type |
| 02/13/2002 | CN1335983A Optical disk and optical disk apparatus |
| 02/13/2002 | CN1335727A Method and apparatus for recording caption |
| 02/13/2002 | CN1335718A Digital video frequency recording equipment |
| 02/13/2002 | CN1335717A Information processing apparatus, information processing method and recording media |
| 02/13/2002 | CN1335716A Method for converting video frequency data frame rate and its apparatus |
| 02/13/2002 | CN1335715A Data reproduction apparatus |