| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 08/17/1999 | US5940849 Information memory apparatus and library apparatus using a single magnetic tape shared with a plurality of tasks |
| 08/17/1999 | US5940840 Phantom files for dynamic read bandwidth measurements of computer disks |
| 08/17/1999 | US5940574 Audio and video data recording and reproduction using track ID data |
| 08/17/1999 | US5940505 Information recording method and apparatus, function recording method and apparatus, and information reproducing method and apparatus |
| 08/17/1999 | US5940449 Signal processing system for digital signals |
| 08/17/1999 | US5940416 Digital signal decoding apparatus and a decoding method used therein |
| 08/17/1999 | US5940411 Data shuffling method and apparatus for same |
| 08/17/1999 | US5940358 CD-R recording circuit with formatter to increase rate of generating control signals |
| 08/17/1999 | US5940353 Driving device for a recordable or a rewritable disk |
| 08/17/1999 | US5940352 Record medium device for recording and reproducing time codes synchronized with input/reproduction signals into and from record medium having UTOC area, and record medium having UTOC area |
| 08/17/1999 | US5940351 Information record medium as well as editing apparatus and reproducing apparatus for the same |
| 08/17/1999 | US5940242 Method for determining a position of track-zero and mapping tracks according thereto |
| 08/17/1999 | US5940241 Image signal recording system for recording an image signal on a recording medium |
| 08/17/1999 | US5940237 Disk medium whose track density is changed in a radial direction and disk apparatus using the same disk medium |
| 08/17/1999 | US5940233 Method for detecting redundant nonadjacent synchronization bytes |
| 08/17/1999 | US5940232 Information-signal recording apparatus, information-signal reproducing apparatus and information-signal recording and reproducing apparatus |
| 08/17/1999 | US5940134 Marking a video and/or audio signal |
| 08/17/1999 | US5940021 Apparatus and method for measuring a characteristic pulse width for a data channel in a data handling device |
| 08/17/1999 | US5939948 Phase locked loop circuit and reproducing apparatus |
| 08/17/1999 | US5938791 Device for detecting margin of information recording and reproducing apparatus |
| 08/17/1999 | US5938790 Sequence error event detection and correction using fixed block digital sum codes |
| 08/17/1999 | US5938789 Playback data detecting apparatus |
| 08/17/1999 | US5938788 Maximum likelihood decoding method and information reproducing apparatus corresponding thereto |
| 08/17/1999 | CA2009651C Recording and/or reproducing method for tape recorder |
| 08/12/1999 | WO1999040584A1 Digital signal processing method and device, digital signal generating method and device, and signal recording medium and program recording medium |
| 08/12/1999 | WO1999040582A1 Playback device for disc-shaped recording media |
| 08/12/1999 | WO1999040574A2 Arrangement for reading information from a magnetic record carrier |
| 08/12/1999 | WO1999028912A3 A method and device for interfacing variable-rate sampled digital audio information to a string of uniform-sized blocks, and a unitary medium so produced by a write-interfacing |
| 08/12/1999 | WO1999028911A3 A method and device for storing audio-centered information by a table-of-contents (toc) mechanism and also by a file-based access mechanism through a root directory that contains a highest level toc directory, and a unitary storage medium containing such information |
| 08/12/1999 | WO1999028910A3 A method for storing audio-centered information with a multi-level table-of-contents (toc) mechanism with one master-toc and sub-tocs for various audio formats, a device for use with such mechanism and a unitary storage medium containing such mechanism |
| 08/12/1999 | WO1999028901A3 Amplitude detector for signals having a periodical character, recorded on a recording medium, and optical tape recorder comprising such an amplitude detector |
| 08/12/1999 | WO1999028900A3 Recording and reproduction of a first signal with a first bitrate and a second information signal with a second bitrate larger than the first bitrate |
| 08/12/1999 | WO1999024981A9 A virtual magnetic tape drive library system |
| 08/12/1999 | DE19903962A1 Disk rotation control device e.g. for spindle motor drive of optical disk |
| 08/12/1999 | DE19804541A1 Wiedergabevorrichtung für plattenförmige Aufzeichnungsträger Reproducing apparatus for disc-shaped recording medium |
| 08/11/1999 | EP0935390A1 Picture encoding, recording, and reproducing device |
| 08/11/1999 | EP0935251A2 Multimedia optical disc which enables a title developer to coordinate the use of special reproduction functions and a reproduction device for said disc |
| 08/11/1999 | EP0935249A2 Multimedia optical disc storing both video titles provided with AV functions and video titles with no such functions which can instantly distinguish between such kinds of titles, and a reproduction apparatus and reproduction method for such disc |
| 08/11/1999 | EP0935248A2 Recording and reproducing apparatus and terminal apparatus |
| 08/11/1999 | EP0935242A1 Optical disc type recording medium |
| 08/11/1999 | EP0934656A2 System for transferring content information and supplemental information relating thereto |
| 08/11/1999 | EP0934655A1 Video recorder having playback-signal processing means adaptable to different playback qualities of video recordings |
| 08/11/1999 | EP0934586A1 Arrangement and method for recording optical data with amplitude and time modulation |
| 08/11/1999 | EP0934584A2 Apparatus for and method of recording information signals on a record carrier |
| 08/11/1999 | EP0898713A4 Optical recording measurement package |
| 08/11/1999 | EP0586565B1 Improved signal encode/decode system |
| 08/11/1999 | CN1225739A Cryptographic method, apparatus and systems for storage media electronic rights management in closed and connected appliances |
| 08/11/1999 | CN1225491A Error correction method and system |
| 08/11/1999 | CN1225490A Information reproducing apparatus |
| 08/10/1999 | US5937435 System and method for skip-sector mapping in a data recording disk drive |
| 08/10/1999 | US5937427 Information recording apparatus and method capable of efficient erase, write and verify processes |
| 08/10/1999 | US5937164 Method and apparatus of secure server control of local media via a trigger through a network for instant local access of encrypted data on local media within a platform independent networking system |
| 08/10/1999 | US5937158 System and method for connecting portable media with network and computer for use with the system |
| 08/10/1999 | US5937156 Error correction in data reproduction |
| 08/10/1999 | US5937138 Method and an apparatus for system encoding bitstreams for seamless connection |
| 08/10/1999 | US5937137 Apparatus for recording and reproducing video and audio signals in either analog or digital form |
| 08/10/1999 | US5937136 Video data edit/reproduction apparatus for video data which mixedly includes moving and still images |
| 08/10/1999 | US5937020 Digital information signal reproducing circuit and digital information system |
| 08/10/1999 | US5936933 Information recording medium and method and apparatus for recording and reproducing information using the same |
| 08/10/1999 | US5936932 Optical recording medium having ID part shifting from the center of groove tracks |
| 08/10/1999 | US5936926 Variable transfer rate data reproduction apparatus |
| 08/10/1999 | US5936925 Information record medium, apparatus for recording the same and apparatus for reproducing the same |
| 08/10/1999 | US5936922 Method and apparatus for sampling a synchronous pattern from data including an error using a random synchronous signal |
| 08/10/1999 | US5936917 Method for determining a difference between a sub-Q code and a header of a CD-ROM |
| 08/10/1999 | US5936558 Signal space detector for channels utilizing a code having time varying constraints |
| 08/10/1999 | US5935261 Method and apparatus for detecting handling damage in a disk drive |
| 08/05/1999 | WO1999039347A1 Automatic replacing method in reading and magnetic disc drive using the method |
| 08/05/1999 | WO1999039346A1 Detection of pulse peak instance and amplitude in a storage drive |
| 08/05/1999 | WO1999039345A1 Disk drive system having hybrid analog/digital pulse peak instance/amplitude data detection channels |
| 08/05/1999 | WO1999039344A1 Method and apparatus for preventing removal of embedded information in cover signals |
| 08/05/1999 | WO1999039334A1 Error propagation suppressing method in decision feedback equalization and magnetic recording / reproducing apparatus using the method |
| 08/05/1999 | WO1999006992A9 Method and apparatus for increasing the sample rate of a disc drive with low overhead |
| 08/05/1999 | DE19834280A1 Optical recording device for reading information from optical recording disc |
| 08/05/1999 | CA2319737A1 Method and apparatus for preventing removal of embedded information in cover signals |
| 08/04/1999 | EP0933937A1 Reproducing recording media |
| 08/04/1999 | EP0933919A2 Electronic apparatus, data processing method, data processing system, and computer readable storage medium |
| 08/04/1999 | EP0933776A2 Signal encoding apparatus, audio data transmitting method, audio data recording method, audio data decoding method and audio disc |
| 08/04/1999 | EP0933769A2 State detecting device and optical disk device |
| 08/04/1999 | EP0933768A1 Digital modulation and digital demodulation |
| 08/04/1999 | EP0933767A1 Data recorder and data producing circuit |
| 08/04/1999 | EP0933766A2 Information reproduction apparatus and information recording and reproduction apparatus |
| 08/04/1999 | EP0933765A1 Optical recording medium having secrecy of recorded information and erase method therefor and information recording/reading system using the same |
| 08/04/1999 | EP0933764A1 Universal storage device for data |
| 08/04/1999 | EP0933762A2 Magnetic recording and/or reproducing apparatus |
| 08/04/1999 | EP0933761A2 Storage unit, optical recording medium and information recording method |
| 08/04/1999 | EP0932981A1 Digital camcorder apparatus with mpeg-2-compatible video compression |
| 08/04/1999 | EP0932980A1 Video transmission apparatus employing intra-frame-only video compression that is mpeg-2 compatible |
| 08/04/1999 | EP0932958A1 Device interoperability |
| 08/04/1999 | EP0629052B1 Method of and circuit for correcting errors |
| 08/04/1999 | CN1224895A Data storage system |
| 08/04/1999 | CN1224894A Frame number detection for signals produced from optical disk |
| 08/04/1999 | CN1224893A Data recording apparatus and method |
| 08/04/1999 | CN1224890A Disk having unique code for identifying its type for optical disk player and method for discriminating types thereof |
| 08/03/1999 | US5933603 Video file server maintaining sliding windows of a video data set in random access memories of stream server computers for immediate video-on-demand service beginning at any specified location |
| 08/03/1999 | US5933592 Promoting device level error to raidset level error to restore redundacy in a raid array data storage system |
| 08/03/1999 | US5933571 Video image coding and recording apparatus and video image coding, recording and reproducing apparatus |
| 08/03/1999 | US5933569 Information recording medium apparatus for recording the same and apparatus for reproducing the same |
| 08/03/1999 | US5933568 Method of recording and reproducing digital signals in different signal transmission modes and recording medium therefor |
| 08/03/1999 | US5933567 Method and apparatus for controlling the position of the heads of a digital video tape recorder during trick play operation and for recording digital data on a tape |
| 08/03/1999 | US5933534 Image information encoding apparatus, image information decoding apparatus, and image information recording and reproducing system |