| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 04/22/1997 | US5623424 Rate-controlled digital video editing method and system which controls bit allocation of a video encoder by varying quantization levels |
| 04/22/1997 | US5623377 Filtering a read signal to attenuate secondary pulses caused by pole tips of a thin film magnetic read head |
| 04/22/1997 | US5623376 Digital information restoring device including period detector |
| 04/22/1997 | US5623344 Digital video recording device with trick play capability |
| 04/17/1997 | WO1997014249A1 Data transmitter, data transmitting method, data receiver, information processor, and information recording medium |
| 04/17/1997 | WO1997014151A1 Multimedia optical disc corresponding to different rating systems of different countries, and method and apparatus for reproduction |
| 04/17/1997 | WO1997014150A1 Apparatus for decoding a channel signal into an information signal and reproducing arrangement provided with the apparatus |
| 04/17/1997 | WO1997014149A1 Multiplex signal decoding |
| 04/17/1997 | WO1997014147A1 Information recording medium, information reproduction apparatus and information reproduction method |
| 04/17/1997 | WO1997014146A1 Optical disk, bar code formation method for optical disk, optical disk reproduction apparatus, and marking method, laser marking method for optical disk, and method of optical disk production |
| 04/17/1997 | WO1997014144A1 Optical disk, optical recorder, optical reproducing device, encrypted communication system, and authorizing system for use of program |
| 04/17/1997 | WO1997014143A1 Method and device for recording optical information |
| 04/17/1997 | WO1997014138A1 Wavelet based data compression |
| 04/16/1997 | EP0768801A2 Digital video tape recording and reproducing method |
| 04/16/1997 | EP0768780A2 Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data |
| 04/16/1997 | EP0768774A2 Method and apparatus for data encryption using a key generation hierarchy |
| 04/16/1997 | EP0768661A2 Reproduction device |
| 04/16/1997 | EP0768660A1 Device and method for reproducing data from disk, method for controlling rotation of disk, and reproduction clock generating device |
| 04/16/1997 | EP0768648A1 Optical information recording medium |
| 04/16/1997 | EP0768647A1 Optical disk and optical disk reproduction apparatus |
| 04/16/1997 | EP0768606A2 RAID array data storage system with storage device metadata and RAIDset metadata |
| 04/16/1997 | EP0768605A2 Reconstructing data blocks in a RAID array data storage system having storage device metadata and RAIDset metada |
| 04/16/1997 | EP0768604A2 Promoting device level error to RAIDset level error to restore redundancy in a RAID array data storage system |
| 04/16/1997 | EP0767959A2 System for storing and reproducing information |
| 04/16/1997 | EP0767958A1 Data cartridge with magnetic tape markers |
| 04/16/1997 | EP0767957A1 Method and apparatus for copy protection for various recording media |
| 04/16/1997 | EP0512821B1 Disc recording apparatus and disc reproducing apparatus |
| 04/16/1997 | EP0418885B1 Digital data transmitting apparatus |
| 04/16/1997 | CN1147883A Method of error protected transmission, method of error protected reception of data and transmission system for transmission of data |
| 04/16/1997 | CN1147671A Video disk replaying apparatus |
| 04/15/1997 | US5621881 DRAM control device of a CD graphics decoder |
| 04/15/1997 | US5621855 Subband coding of a digital signal in a stereo intensity mode |
| 04/15/1997 | US5621851 For correcting errors relating to expansion of compressed data |
| 04/15/1997 | US5621840 Data transmission method and apparatus, data decoding apparatus, and data recording medium |
| 04/15/1997 | US5621743 CD-ROM decoder for correcting errors in header data |
| 04/15/1997 | US5621712 Reproducing system for an optical recording medium having improved response to a high speed scanning instruction |
| 04/15/1997 | US5621659 Central control device and operation devices |
| 04/15/1997 | US5621581 System for transcription and playback of sonic signals |
| 04/15/1997 | US5621580 Ternary code magnetic recording system |
| 04/15/1997 | US5621578 Method of transmitting digital video and audio signals between bit rate reduction encoded signal recording and reproducing systems |
| 04/10/1997 | WO1997013369A1 Method and system for storing and reading data blocks for a number of user groups |
| 04/10/1997 | WO1997013367A1 Method and device for encoding seamless-connection of bit stream |
| 04/10/1997 | WO1997013366A1 Method and device for multi-angle connecting and encoding bit stream |
| 04/10/1997 | WO1997013365A1 Method and device for recording and reproducing interleaved bit stream on and from medium |
| 04/10/1997 | WO1997013364A1 Method and device for seamless-reproducing a bit stream containing noncontinuous system time information |
| 04/10/1997 | WO1997013363A1 Method and device for encoding seamless-connection system of bit stream |
| 04/10/1997 | WO1997013362A1 Method and device for encoding seamless-connection of telecine-converted video data |
| 04/10/1997 | WO1997013361A1 Encoding method and device for giving searching/reproducing route information to a bit stream |
| 04/10/1997 | WO1997013248A1 Marking a digitally encoded video and/or audio signal |
| 04/10/1997 | WO1997013244A1 Information carrier and recording device for recording an information carrier |
| 04/09/1997 | EP0767462A2 Process for reducing the pre-echoes or post-echoes affecting audio recordings |
| 04/09/1997 | EP0767461A2 A method and apparatus for signal threshold adjustement that compensates for signal asymmetry |
| 04/09/1997 | EP0767454A1 Manually scannable code read apparatus |
| 04/09/1997 | EP0766863A1 Method for reading information |
| 04/09/1997 | CN1147134A Decoder/encoder, reproducing apparatus equipped with encoder/decoder, recording apparatus equipped with encoder |
| 04/09/1997 | CN1147129A High-speed replay servo mechanism and method for digital video recorder |
| 04/09/1997 | CN1147111A Interpolation circuit reproducing apparatus or storage apparatus adapted from interpolation circuit, and method for interpolation |
| 04/08/1997 | US5619731 Interactive music CD and data |
| 04/08/1997 | US5619723 System for scheduling read ahead operations if new request is sequential of last n last read requests wherein n is different on independent activities |
| 04/08/1997 | US5619539 Data detection methods and apparatus for a direct access storage device |
| 04/08/1997 | US5619484 Pulling-in circuit for PLL circuit, pulling-in method for PLL circuit, PLL circuit device and apparatus for reproducing optical disc |
| 04/08/1997 | US5619483 Method of recording on a recording medium employing an automatic termination of recording by monitoring the signal being recorded |
| 04/08/1997 | US5619481 Information recording/reproducing method |
| 04/08/1997 | US5619424 Software carrier for storing digital data representative of picture information and including pan scan data |
| 04/08/1997 | US5619387 Disk storage device with spiral data track and incremental error offsets in angularly spaced imbedded concentric servo patterns |
| 04/08/1997 | US5619384 System for providing transparent storage of data embedded within predefined recording formats |
| 04/08/1997 | US5619383 Method and apparatus for reading and writing audio and digital data on a magnetic tape |
| 04/08/1997 | US5619340 Video reproducing apparatus having filter circuit of automatic frequency adjustment type |
| 04/08/1997 | US5619339 Image reproduction device for reproducing image data from video disks |
| 04/08/1997 | US5619337 MPEG transport encoding/decoding system for recording transport streams |
| 04/08/1997 | US5619197 Signal encoding and decoding system allowing adding of signals in a form of frequency sample sequence upon decoding |
| 04/03/1997 | WO1997012363A2 Improved fault tolerant sync mark detector for sampled amplitude magnetic recording |
| 04/03/1997 | WO1997009789A3 Transmitter and receiver apparatus, method for transmitting and method for receiving and record carrier obtained by the method or the transmitter apparatus |
| 04/02/1997 | EP0766473A2 Digital layout method suitable for near video on demand system |
| 04/02/1997 | EP0766466A2 Television broadcast copy protection |
| 04/02/1997 | EP0766407A2 Method and apparatus for Reed-Solomon encoding an identification field using words of four bits |
| 04/02/1997 | EP0766406A1 Device and method for converting/decoding code and recording medium |
| 04/02/1997 | EP0766390A2 Time domain filter for a communication channel |
| 04/02/1997 | EP0766379A1 Differential amplifier circuit for use in a read channel for a magnetic recording system |
| 04/02/1997 | EP0766247A2 Signal restoration using left-sided and right-sided autoregressive parameters |
| 04/02/1997 | EP0766246A1 Method for recording (sending)/reproducing (receiving) data, apparatus thereof, and data recording medium |
| 04/02/1997 | EP0766245A1 Data processing method for generating error correction product code block, data processing method for recording data in recording medium, and data processing device for data |
| 04/02/1997 | EP0766244A2 A read channel for at least partially offsetting nonlinear signal effects associated with the use of magneto-resistive heads |
| 04/02/1997 | EP0765544A1 Recording medium, digital modulation/demodulation apparatus and digital modulation/demodulation method |
| 04/02/1997 | EP0765519A1 Direct file access system and reduced rewind data configuration for magnetic tape |
| 04/02/1997 | EP0604517B1 Recovering audio signals from a variable-area optical record |
| 04/02/1997 | CN1146821A Compact disc and recording/regenerating device thereof |
| 04/02/1997 | CN1146601A Data recording/reproducing device and method and data recording medium |
| 04/02/1997 | CN1146589A Magnetic memory and magnetic recording medium used in same |
| 04/02/1997 | CN1146587A Apparatus and method of direct recording radio broadcasting signal for video recorder |
| 04/02/1997 | CN1146586A Digital signal recording method and disc reproducing device |
| 04/02/1997 | CN1146562A Camera with sound record and replay device and control method thereof |
| 04/02/1997 | CN1034447C Improved recording apparatus and method for an arrayed recording apparatus |
| 04/01/1997 | US5617535 Recording and playbackk apparatus |
| 04/01/1997 | US5617530 Storage device array architecture with copyback cache |
| 04/01/1997 | US5617506 Method for communicating a value over a transmission medium and for decoding same |
| 04/01/1997 | US5617455 Interface method and device in digital signal processing system |
| 04/01/1997 | US5617408 Optical recording medium having a disc with deformed pits |
| 04/01/1997 | US5617407 Information storage medium |
| 04/01/1997 | US5617399 Write intensity calibration of a recording beam by reading a test pattern written on a buffer sector of a record carrier |