| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 01/12/1999 | US5859600 Apparatus for modulating digital data and adding control data |
| 01/12/1999 | US5859564 Integrated circuit |
| 01/12/1999 | US5857856 Apparatus and system for generating sound based upon waveform data and system-sequence data |
| 01/12/1999 | CA2080252C Information processing apparatus |
| 01/07/1999 | WO1999000796A2 Apparatus for processing a signal received via an information carrier |
| 01/07/1999 | EP0889655A2 Digital data encoder and method for encoding data |
| 01/07/1999 | EP0889649A2 Control system and method, reproducing apparatus, output apparatus, and transmission medium |
| 01/07/1999 | EP0889590A1 Peak detector using automatic threshold control and method therefor |
| 01/07/1999 | EP0889474A1 Error tolerant data recording |
| 01/07/1999 | EP0889473A2 Method and apparatus for recovering digital data by employing asynchronous data sampling technique |
| 01/07/1999 | EP0889472A1 Method for substituting defective recording of discoid recording medium and discoid recording medium recording and reproducing device |
| 01/07/1999 | EP0889471A2 Custom character-coding compression for encoding and watermarking media content |
| 01/07/1999 | EP0889470A2 Quality degradation through compression-decompression |
| 01/07/1999 | EP0889462A2 Method and apparatus for multi-channel recording and reproducing |
| 01/07/1999 | EP0888612A1 Apparatus and methods for forming and use with variable pit depth optical recording media |
| 01/07/1999 | DE19800223A1 Optical disc recording and playback system |
| 01/07/1999 | DE19753011A1 optical disc recording system with test procedure |
| 01/07/1999 | DE19747888A1 Control circuit apparatus for CD-ROM optical disk driver |
| 01/07/1999 | DE19727734A1 Play-only recorder for optical data carrier |
| 01/07/1999 | DE19726775A1 Diagnosis method for CD players with changers |
| 01/06/1999 | CN1204424A Digital modulation apparatus, digital modulation method and recording medium therefor |
| 01/06/1999 | CN1204124A Method, equipment and recording device for suppressing pulsed interference in analogue audio and or video signals |
| 01/06/1999 | CN1204123A Compensating method and device for light source luminance error |
| 01/06/1999 | CN1204122A Compensating method and device for scanning image size |
| 01/06/1999 | CN1204121A Control apparatus and method for reproducing data from digital video disk at high speed |
| 01/06/1999 | CN1204120A Frequency demodulating circuit, optical disk apparatus thereof and preforming device |
| 01/06/1999 | CN1204112A Digital versatile disc and reproduction apparatus using the same |
| 01/05/1999 | US5857044 Method and apparatus for processing time code |
| 01/05/1999 | US5856989 Method and apparatus for parity block generation |
| 01/05/1999 | US5856986 Synchronization field pattern selection |
| 01/05/1999 | US5856983 Magnetic disk drive and error correction method |
| 01/05/1999 | US5856965 Optical disc readout apparatus for different types of optical discs |
| 01/05/1999 | US5856963 Disc data reproducing apparatus and signal processing circuit |
| 01/05/1999 | US5856962 Disc data reproducing apparatus and signal processing circuit |
| 01/05/1999 | US5856958 Recording medium, recording apparatus, reproducing method, and reproducing apparatus |
| 01/05/1999 | US5856930 Disc-shaped recording medium, disc recording apparatus and disc reproducing apparatus |
| 01/05/1999 | US5856893 Magnetic recording/reproducing apparatus and method for controlling an inclination angle of a rotational drum in the magnetic recording/reproducing apparatus |
| 01/05/1999 | US5856892 Recording apparatus with a control for selecting a gain adjustment amount |
| 01/05/1999 | US5856890 Digital data recording and reproducing apparatus with reliable error correcting coding and decoding |
| 01/05/1999 | US5856889 Magnetic data recording apparatus using pulse position modulation |
| 01/05/1999 | US5856798 Magnetic-tape recording/reproducing arrangement comprising a coding device |
| 12/30/1998 | WO1998059492A1 Digital data transmitter and method for transmitting the same |
| 12/30/1998 | WO1998059341A1 Voice and character recorder |
| 12/30/1998 | WO1998059337A1 Disc-shaped information carrier provided with two portions having different read-out speeds |
| 12/30/1998 | EP0888018A1 High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, and optical disk recording device |
| 12/30/1998 | EP0888015A2 Digital signal coding methods and apparatus, signal recording media, and signal transmission methods |
| 12/30/1998 | EP0887799A2 A control apparatus and method for reproducing data from a digital video disk at high speed |
| 12/30/1998 | EP0887797A2 Method, equipment and recording device for suppressing pulsed interference in analogue audio and/or video signals |
| 12/30/1998 | EP0887796A2 Synchronous/asynchronous data detection apparatus for use in a magnetic recording/playback system |
| 12/30/1998 | EP0887732A1 Defective management data handling method and recording medium |
| 12/30/1998 | EP0887723A2 Apparatus, method and computer program product for protecting copyright data within a computer system |
| 12/30/1998 | EP0886924A1 Digital cross connect and add/drop multiplexing device for sdh or sonet signals |
| 12/30/1998 | EP0886855A1 A method for recording and playing back information on magnetic strips and related reading/recording apparatus |
| 12/30/1998 | CN1203498A Video signal digital recording and/or reproducing equipment |
| 12/30/1998 | CN1203497A Video signal digital recording and/or reproducing equipment |
| 12/30/1998 | CN1203496A Video signal digital recording and/or reproducing equipment |
| 12/30/1998 | CN1203486A Method and device for detecting additional information signal and controller for recording information signal |
| 12/30/1998 | CN1203423A Data storage apparatus |
| 12/30/1998 | CN1203421A Optical disk having high recording density |
| 12/30/1998 | CN1203420A Recording/reproducing apparatus, recording method, and recording/reproducing method |
| 12/30/1998 | CN1203395A File management device and method and medium for recording file management program |
| 12/29/1998 | US5854876 Circuit and method for sync detection and protection |
| 12/29/1998 | US5854873 Method and an apparatus for encoding a bitstream with plural possible searching reproduction paths information |
| 12/29/1998 | US5854810 Apparatus and methods for use in transmitting and relieving a digital signal and a record carrier obtained by a transmitted apparatus or method |
| 12/29/1998 | US5854809 Data recovery method and apparatus for jitter tolerant peak detected channels |
| 12/29/1998 | US5854779 Optical disc reader for reading multiple levels of pits on an optical disc |
| 12/29/1998 | US5854778 Information recording and reproducing method and system for disc-shaped recording mediums |
| 12/29/1998 | US5854717 Self-synchronization in a magnetic recording channel utilizing time-domain equalization |
| 12/29/1998 | US5854600 For converting/encoding analog signals to a standard digital format |
| 12/29/1998 | US5854596 Encoding arrangement and method for encoding (n-1)-bit information words into n-bit channel words and decoding arrangement and method for decoding the channel words into information words |
| 12/23/1998 | WO1998058379A1 Disk integral with drive |
| 12/23/1998 | WO1998058376A1 Recording medium having electronic circuit and method for using thereof |
| 12/23/1998 | WO1998058369A2 Method and device for recording information on a carrier |
| 12/23/1998 | WO1998058368A1 Identification of program information on a recording medium |
| 12/23/1998 | WO1998058319A1 Storage medium having electronic circuit and method of managing the storage medium |
| 12/23/1998 | WO1998058310A1 Storage medium having electronic circuits |
| 12/23/1998 | WO1998044633A3 Maximum transition run length code |
| 12/23/1998 | WO1998043379A3 Data transfer system, transmitter and receiver |
| 12/23/1998 | EP0886275A1 Digital recording method, digital disk, digital disk recording device, and digital disk reproducing device |
| 12/23/1998 | EP0886274A2 Information signal processing unit |
| 12/23/1998 | EP0886272A2 Reproducing apparatus with user's native language displaying function and user's native language displaying method |
| 12/23/1998 | EP0885499A2 Transmission system and recording system having a simplified symbol detector |
| 12/23/1998 | EP0885443A1 Copying and playing protection for digital programs |
| 12/23/1998 | EP0830669A4 Mr head read signal preconditioning circuitry |
| 12/23/1998 | EP0645758B1 Magnetic disk apparatus and method of production thereof |
| 12/23/1998 | EP0517857B1 Disk array system and method |
| 12/23/1998 | CN1202992A Bit-interleaved rate 16/17 modulation code with three-way byte interleaved ECC |
| 12/23/1998 | CN1202700A Method for varying capacity of hard disk drive during manufacturing process |
| 12/23/1998 | CN1202699A Digital recording/playback apparatus with improved error correction capability and method therefor |
| 12/23/1998 | CN1202696A Information recording medium, etching device and information reproducing device |
| 12/23/1998 | CN1202690A Optic disc recording transrecording of optic disc data, format of optic disc and replayer for optic disc |
| 12/23/1998 | CN1202659A Information processing apparatus, information processing method, information processing system and recording medium |
| 12/23/1998 | CN1202658A Information processing apparatus, information processing method, information processing system and recording medium |
| 12/23/1998 | CN1202646A Data input memory and operating and outputing data stored in memory and data input and output device capable of high speed operation |
| 12/22/1998 | US5852800 Method and apparatus for user controlled modulation and mixing of digitally stored compressed data |
| 12/22/1998 | US5852705 Method and apparatus for guaranteeing average case disk transfer bandwidth and seek time for a video server |
| 12/22/1998 | US5852599 Optical recording medium and optical recording/reproducing device, and manufacturing method of optical recording medium |
| 12/22/1998 | US5852596 Adjusting a detected signal with a wave form equalizer based upon environmental temperature or heat characteristic of an optical disk |
| 12/22/1998 | US5852593 Reproduction apparatus and method for successively playing back information from a plurality of recording media |
| 12/22/1998 | US5852534 Tape cassette, tape recording apparatus and tape reproducing apparatus |