| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 09/15/1998 | US5809203 Selected screen reproducing method for video compact disc reproducing system and apparatus thereof |
| 09/15/1998 | US5809201 Specially formatted optical disk and method of playback |
| 09/15/1998 | US5809079 Branchmetric calculation circuit in a viterbi decoder |
| 09/15/1998 | US5809073 Decision feedback equalizer and method of setting 2-input decision slice |
| 09/15/1998 | US5809071 Signal processing apparatus |
| 09/15/1998 | US5809007 Optical disk and optical disk reproduction apparatus |
| 09/15/1998 | US5809006 Optical disk with copy protection, and apparatus and method for recording and reproducing same |
| 09/15/1998 | US5809004 Information recording medium with pits edges shifted in a step-wise fashion |
| 09/15/1998 | US5809001 Bandwidth reduction in writeable optical data storage apparatus |
| 09/15/1998 | US5808998 Bit error rate reduction by reducing the run length of same-state pixels in a halographic process |
| 09/15/1998 | US5808995 Disk information reading control apparatus having a variable read transfer speed and a disk information reading control method |
| 09/15/1998 | US5808994 Data reproduction apparatus |
| 09/15/1998 | US5808992 Method of recording information on a writable optical disc and a system thereof |
| 09/15/1998 | US5808991 Optical information recording and reproducing apparatus and method which enable recording and verifying at the same time |
| 09/15/1998 | US5808989 Optical disk recording and/or reproducing apparatus for performing optimizing operation for servo control with recording and/or reproducing operation |
| 09/15/1998 | US5808988 Reproduction of optical information by one-beam optics with reduced crosstalk as recorded in multi-phases and multi-levels at staggered lattice points, and apparatus and recording medium therefor |
| 09/15/1998 | US5808987 Information reproducing system for reproducing interleaved image data and voice data from a recording medium in accordance with a control program reproducing from the recording medium |
| 09/15/1998 | US5808980 Seek actuator for optical recording |
| 09/15/1998 | US5808974 Method of masking data on a storage medium using a directory |
| 09/15/1998 | US5808971 Timer with temperature compensation of time delays |
| 09/15/1998 | US5808825 Read error recovery method and apparatus for use in disk storage system |
| 09/15/1998 | US5808823 Method and circuit for reducing battery power drain in a portable cassette player |
| 09/15/1998 | US5808822 Apparatus and method for correcting a read signal in a disk drive system based upon a front peak, a back peak and a peak of interest |
| 09/15/1998 | US5808821 Method for eliminating file fragmentation and reducing average seek times in a magnetic disk media environment |
| 09/15/1998 | US5808750 System for recording/reproducing both digital and analog signals for a video cassette recorder |
| 09/15/1998 | US5808574 Systems for achieving enhanced frequency resolution |
| 09/15/1998 | US5808573 Methods and structure for sampled-data timing recovery with reduced complexity and latency |
| 09/15/1998 | US5807640 Optical recording medium, reproducing system, method of reproducing optical disk, method of fabricating optical disk original record, and method of stopping illegal program operation |
| 09/11/1998 | WO1998039769A2 Freeing disk space in a file system |
| 09/11/1998 | WO1998033325A3 Method and system for transferring content information and supplemental information relating thereto |
| 09/09/1998 | EP0863676A2 Memory manager for MPEG decoder |
| 09/09/1998 | EP0863509A1 Multi-language recording medium and reproducing device for the same |
| 09/09/1998 | EP0863507A2 Magnetic disk apparatus and magnetic disk medium |
| 09/09/1998 | EP0863506A2 Method and device for controlling information signal recording |
| 09/09/1998 | EP0863505A2 Method for superimposing and detecting additional information signal, method for detecting additional information signal, device for detecting additional information signal, and device for recording information signal |
| 09/09/1998 | EP0862778A1 Audio noise reduction system implemented through digital signal processing |
| 09/09/1998 | EP0862777A1 Dsp decoder for decoding analog sr encoded audio signals |
| 09/09/1998 | EP0824729A4 A system for manually altering the quality of a previously encoded video sequence |
| 09/09/1998 | EP0781434A4 Control of video encoding by varying quantization levels |
| 09/09/1998 | CN1192838A Simple bus and interface system for consumer digital equipment |
| 09/09/1998 | CN1192818A Information recording/reproducing device and information recording/reproducing medium |
| 09/09/1998 | CN1192815A Personal computer with at least one floppy disc drive |
| 09/09/1998 | CN1192566A Magnetic disk apparatus and magnetic disk medium |
| 09/09/1998 | CN1192555A Data storage control method, data storage control system, and data storage system with control function |
| 09/08/1998 | US5805864 In a data storage system |
| 09/08/1998 | US5805800 Apparatus and method for controlling storage medium using security capabilities |
| 09/08/1998 | US5805799 Data integrity and cross-check code with logical block address |
| 09/08/1998 | US5805699 Software copying system |
| 09/08/1998 | US5805637 Automatic equalizer and digital signal reproducing apparatus carrying the same |
| 09/08/1998 | US5805632 Bit rate doubler for serial data transmission or storage |
| 09/08/1998 | US5805619 Method and apparatus for sampled-data partial-response signal timing error detector having zero self-noise |
| 09/08/1998 | US5805618 Reproducing apparatus for reproducing video information recorded together with error correction codes |
| 09/08/1998 | US5805604 Apparatus and method for reading and writing data |
| 09/08/1998 | US5805564 Optical disk capable of detecting errors in address area and correcting errors in data area and recording method and apparatus therefor |
| 09/08/1998 | US5805560 Recording/reproducing apparatus and recording/reproducing method using probe |
| 09/08/1998 | US5805551 Method and apparatus for preventing illegal copy or illegal installation of information of optical recording medium |
| 09/08/1998 | US5805550 Recording medium capable of recording a first data-type and a second data-type, playback method and playback device for playing back from the recording medium, and recording device for recording first-type data and second type data on the recording medium |
| 09/08/1998 | US5805549 Using defect read from a disk to represent a machine-readable code |
| 09/08/1998 | US5805548 Information reading apparatus |
| 09/08/1998 | US5805547 Optical disk device and replacement processing method |
| 09/08/1998 | US5805545 Midi standards recorded information reproducing device with repetitive reproduction capacity |
| 09/08/1998 | US5805539 Computer system for recording digital data onto a recording medium |
| 09/08/1998 | US5805537 Information record medium, apparatus for recording the same and apparatus for reproducing the same |
| 09/08/1998 | US5805488 Method and structure for degrouping MPEG audio codes |
| 09/08/1998 | US5805478 Data detection method and apparatus in data storage device |
| 09/08/1998 | US5805469 Digital audio signal processing apparatus and method for error concealment |
| 09/08/1998 | US5805370 Head switching method for staggered servo and circuit thereof |
| 09/08/1998 | US5805369 Digital signal reproducing apparatus for writing null data |
| 09/08/1998 | US5805302 Variable length encoding of image data |
| 09/08/1998 | US5805092 Synchronous sampling apparatus |
| 09/08/1998 | US5805024 Phase lock loop system including a primary phase lock loop apparatus and a high order phase lock loop apparatus |
| 09/08/1998 | US5805001 Zero phase circuit for sampled data phase locked loop |
| 09/08/1998 | US5803747 Karaoke apparatus and method for displaying mixture of lyric words and background scene in fade-in and fade-out manner |
| 09/03/1998 | WO1998038640A1 Digital servo signal processor, recording medium reproducing device, and recording medium |
| 09/03/1998 | WO1998038639A1 Method and arrangement for controlling the data stream in a vibration-resistant playback device |
| 09/03/1998 | WO1998038637A1 Two-sided hybrid dvd-cd disc |
| 09/03/1998 | WO1998038635A2 Time displacement of phase referenced measurement |
| 09/03/1998 | WO1998038576A1 Fly-by xor |
| 09/03/1998 | DE19708095A1 Verfahren und Anordnung zum Steuern des Datenstroms bei einem erschütterungsresistenten Abspielgerät Method and apparatus for controlling data flow in a vibration-resistant playback |
| 09/02/1998 | EP0862179A2 Sectro under-run protection in data storage device |
| 09/02/1998 | EP0862108A2 File management apparatus, file management method, and recording medium containing file management program |
| 09/02/1998 | EP0861525A1 Improved multiple-burst-correction system |
| 09/02/1998 | EP0861490A1 Recording and reproducing system for simultaneous recording and reproduction via an information carrier |
| 09/02/1998 | EP0861461A2 Systems and methods for secure transaction management and electronic rights protection |
| 09/02/1998 | EP0861228A1 Lipopolyamines as transfection agents and pharmaceutical uses thereof |
| 09/02/1998 | EP0657884B1 Magnetic recording medium, method of producing it, and magnetic recording apparatus using it |
| 09/02/1998 | EP0558170B1 Tape volume partitioning |
| 09/02/1998 | CN1192314A Automatic picture quality controller |
| 09/02/1998 | CN1192285A Compact disc changer utilizing disc database |
| 09/02/1998 | CN1192106A Memory manager for MPEG decoder |
| 09/01/1998 | US5802593 Method and apparatus for improving disk drive performance |
| 09/01/1998 | US5802584 Hardware alignment in a headerless disk drive architecture |
| 09/01/1998 | US5802505 Waveform signal equalizing method and apparatus and signal recording and reproducing apparatus |
| 09/01/1998 | US5802394 Method for accessing one or more streams in a video storage system using multiple queues and maintaining continuity thereof |
| 09/01/1998 | US5802344 Method and apparatus for dynamic segment allocation in log structured arrays |
| 09/01/1998 | US5802250 Method to eliminate noise in repeated sound start during digital sound recording |
| 09/01/1998 | US5802246 Data recording method |
| 09/01/1998 | US5802245 Recording medium having video data and corresponding audio data aligned with physical segments |
| 09/01/1998 | US5802243 Time expansion method and system for slower than real-time playback with video cassette recorders |
| 09/01/1998 | US5802242 Method of and apparatus for reverse playback of a time-division-multiplexed signal |