Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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12/22/1998 | US5852529 Digital signal recorder |
12/22/1998 | US5852525 Automatic clock signal phase adjustment in which a pattern including 0's is detected and integrated to effect the phase adjustment |
12/22/1998 | US5852524 Sampled amplitude read channel for processing multiple data streams in a disc storage system |
12/22/1998 | US5852523 Data sector pulse generating method |
12/22/1998 | US5852522 Data recording apparatus for fast detection of servo sectors and correction of track address using a divided gray code and a parity bit |
12/22/1998 | US5852521 Amplifier circuit suppressing disturbance signal produced by magnetoresistive head |
12/22/1998 | US5852520 Data conversion method, pilot signal formation method using the same rotary magnetic head device for use therein |
12/22/1998 | CA2104859C Data processing system |
12/22/1998 | CA2073804C Optical information recording and reproducing apparatus and recording medium |
12/17/1998 | WO1998057325A1 Method and device for recording and reproducing data |
12/17/1998 | WO1998044485A3 Apparatus for and method of recording information signals on a record carrier |
12/17/1998 | CA2240597A1 Information signal processing unit |
12/16/1998 | EP0884913A2 Data compression system |
12/16/1998 | EP0884902A2 A multichannel recording and reproducing apparatus |
12/16/1998 | EP0884901A2 Video signal recording apparatus and method |
12/16/1998 | EP0884900A1 Editing device and data transmission method |
12/16/1998 | EP0884729A2 Access control for data carrier |
12/16/1998 | EP0884722A2 Optical recording media |
12/16/1998 | EP0884721A1 Recorder |
12/16/1998 | EP0688018B1 Digital speech sound reproduction apparatus and digital speech sound edition apparatus |
12/16/1998 | EP0628203B1 Data recording system having demarking capability and method |
12/16/1998 | EP0572564B1 Parity calculation in an efficient array of mass storage devices |
12/16/1998 | CN1202261A CD-ROM recording |
12/16/1998 | CN1202069A VTR signal processing circuit |
12/16/1998 | CN1202059A Encoding apparatus and method, decoding apparatus and method and editing method |
12/16/1998 | CN1201984A Playback clock extracting apparatus |
12/16/1998 | CN1201952A Method and apparatus for sampling synchronous pattern |
12/15/1998 | US5850566 Method for storing multiple files without header information and for each storage medium maintaining a separate stored index including header information for each file |
12/15/1998 | US5850501 Transmission recording and reproduction of digital data and time information in transport packets using a compression ratio |
12/15/1998 | US5850500 Recording medium comprising a plurality of different languages which are selectable independently of each other |
12/15/1998 | US5850481 Steganographic system |
12/15/1998 | US5850382 Optical disk having a rewritable area and a read-only area |
12/15/1998 | US5850381 Method of recording information on a disc by recording information at interleaved sectors |
12/15/1998 | US5850379 Optical information recording medium, optical information recording method, and optical information reproducing apparatus utilizing the same |
12/15/1998 | US5850378 Method and apparatus for recording data on an optical disk and or groove |
12/15/1998 | US5850377 Data readout system for optical disk having maximum likehood data detecting circuit |
12/15/1998 | US5850374 Method and apparatus for data storage using thermal proximity imaging |
12/15/1998 | US5850315 Tape recording medium with audio data or video data or computer data or a mix thereof recorded in slant tracks in two longitudinal portions |
12/15/1998 | US5850263 Video signal processing apparatus for converting a frame video signal representing a plurality of video frames into a field signal representing a plurality of video fields |
12/15/1998 | CA2138301C Apparatus and method for providing multimedia data |
12/10/1998 | WO1998056116A2 Data compression and expansion of an in-level information signal |
12/10/1998 | WO1998056108A2 Automatic gain control circuit, e.g. for use in a hard disk drive |
12/10/1998 | WO1998056001A1 One-play cassette |
12/10/1998 | WO1998055998A2 Apparatus and method for reproducing a digital audio signal from a record carrier |
12/10/1998 | WO1998055997A1 Method and device for testing the safety of a data carrier |
12/10/1998 | WO1998055996A2 Optical record carrier and apparatus for scanning such a record carrier |
12/10/1998 | WO1998022938A3 Teleradiology system for the storage and transmission of angiographic and related image sequences |
12/10/1998 | DE19723817A1 Verfahren und Vorrichtung zum Überprüfen der Sicherheit eines Datenträgers Method and device for checking the security of a data carrier |
12/10/1998 | DE19581103C2 Verfahren und Vorrichtung zur Echtzeit-Rekonstruktion zerstörter Daten in einem Speichersystem mit redundanter Anordnung Method and apparatus for real-time reconstruction of destroyed data in a memory system with redundant arrangement |
12/10/1998 | CA2239948A1 Video signal recording apparatus and method |
12/09/1998 | EP0883297A1 Method for recording and/or reproducing data onto a digital video tape |
12/09/1998 | EP0883125A2 Digital versatile disc and reproduction apparatus using the same |
12/09/1998 | EP0883124A2 Apparatus for reproducing information recorded on optical disc |
12/09/1998 | EP0883123A2 Apparatus for reproducing information recorded on optical disc |
12/09/1998 | EP0883113A2 Optical disk apparatus and method for setting control parameters |
12/09/1998 | EP0883092A2 Method and apparatus for taking out information using magnetic sensor and carrying out test of article by using that information |
12/09/1998 | EP0882293A1 Writing device, record carrier and method of writing information blocks, and reading device for reading information blocks |
12/09/1998 | EP0882291A1 System for storing and/or reproducing information |
12/09/1998 | EP0832452B1 Personal computer with at least one floppy disk drive |
12/09/1998 | CN1201296A Error-correcting method and apparatus thereof |
12/09/1998 | CN1201229A Method for limiting regeneration of information signals, information signal regeneration apparatus and recording medium |
12/09/1998 | CN1201224A Information recording medium and information recording method |
12/09/1998 | CN1201222A Recording medium for recording record/playback condition corresponding to recording density and record/playback method |
12/08/1998 | US5848438 Memory mapping defect management technique for automatic track processing without ID field |
12/08/1998 | US5848437 Method of and system for interleaving real-time files with different periods |
12/08/1998 | US5848422 Data management device in a karaoke communications system |
12/08/1998 | US5848392 Audio signal processing circuit for changing the pitch of recorded speech |
12/08/1998 | US5848219 Recording format for an audio signal and a VCR circuit and method of operation for producing same |
12/08/1998 | US5848218 Adaptive sync protection method in digital reproduction systems and apparatus therefor |
12/08/1998 | US5848217 Subtitle encoding/decoding method and apparatus |
12/08/1998 | US5848216 Medium, apparatus and method for recording and reproducing selectively reproducible scenes |
12/08/1998 | US5848158 Data copyright management system |
12/08/1998 | US5848077 Scanning memory device and error correction method |
12/08/1998 | US5848051 Recording medium formatted for error correction and high density recording and an apparatus for recording information thereon and/or reproducing information therefrom |
12/08/1998 | US5848048 Optical disc reproducing apparatus, signal processing apparatus and method of the same |
12/08/1998 | US5848047 Playback apparatus and playback method |
12/08/1998 | US5848046 For converting a serial analog signal |
12/08/1998 | US5848045 Method for recording and reading an optical disk |
12/08/1998 | US5848041 Method and apparatus for recording digital signals medium for recording digital signals and method |
12/08/1998 | US5848040 Data reproducing apparatus and method |
12/08/1998 | US5848038 Method of data management using recorded flags to discriminate used allocation blocks and unwritten allocation blocks |
12/08/1998 | US5848037 Data recording medium and data recording apparatus for recording identification signal on the data recording medium |
12/08/1998 | US5847891 PRML regenerating apparatus |
12/08/1998 | US5847890 Magnetic disk apparatus and a thermal asperity compensation method of the same |
12/08/1998 | US5847151 Gaba and L-glutamic acid analogs for antiseizure treatment |
12/08/1998 | US5846131 Information storage medium and electronic device using the same for authentication purposes |
12/03/1998 | WO1998054898A1 Device and method for compressing images |
12/03/1998 | WO1998054718A1 Apparatus for reproducing video data of a video compact disc player |
12/03/1998 | WO1998054713A1 Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information |
12/03/1998 | WO1998054711A1 Method and apparatus for outputting video data of a video compact disc player |
12/03/1998 | WO1998024037A3 Method for securely triggering the playing of crippled local media through the web |
12/03/1998 | DE19735675A1 Verfahren zum Verschleiern von Fehlern in einem Audiodatenstrom A method for concealing errors in an audio data stream |
12/03/1998 | DE19723004A1 Head drum for magnetic tape recording device |
12/03/1998 | DE19722966A1 Electronic integrated circuit for decoding digital audio data |
12/03/1998 | DE19722702A1 Digital signal processing circuit for D=A conversion of audio signal |
12/02/1998 | EP0881832A2 Additional information superimposition device |
12/02/1998 | EP0881831A1 Digital signal processing apparatus |
12/02/1998 | EP0881642A2 Method and apparatus for recording compressed audio data on recording medium and method for transferring compressed audio data |
12/02/1998 | EP0881641A2 Optical disk apparatus and data recording method |
12/02/1998 | EP0881640A2 A demodulation circuit, a decode circuit and a digital PLL circuit for an optical disc apparatus |