| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 09/12/1995 | US5450258 Loading device for a cassette tape recorder |
| 09/12/1995 | US5450253 Adaptive equalizer for magnetic reproducing apparatus |
| 09/12/1995 | US5450252 Hard disk drive including moving means for moving a recording/reproducing head and having a noise canceler utilizing series-connected filters in parallel with the moving means |
| 09/12/1995 | US5450251 Sector relocation system in a magnetic disc apparatus |
| 09/12/1995 | US5450250 Method for transparently marking the location of data files on recording media |
| 09/12/1995 | US5450248 System, apparatus and methods for recording and/or reproducing on and/or from a re-recordable record carrier digital signals containing information which results in concealment during reproduction |
| 09/12/1995 | US5450210 Video library system using recorded index information and stored library data |
| 09/12/1995 | US5450137 Signal processing apparatus |
| 09/12/1995 | US5450081 Audio signal reproduction apparatus with frequency response dependent upon error rates |
| 09/12/1995 | CA2032414C Method and apparatus for decoding two frequency (f/2f) data signals |
| 09/08/1995 | WO1995024038A1 Defect management for automatic track processing without id field |
| 09/08/1995 | WO1995024037A1 Digital signal encoding method and apparatus, digital signal recording medium, and digital signal decoding method and apparatus |
| 09/08/1995 | WO1995024036A1 Method and apparatus for automatic sector pulse generation and split field calculation in disk drives |
| 09/08/1995 | WO1995024035A1 A table driven method and apparatus for automatic split field processing |
| 09/06/1995 | EP0386362B1 Data storage apparatus |
| 09/05/1995 | US5448552 Super resolution information reproduction by tracking address information in normal resolution |
| 09/05/1995 | US5448545 System for reproducing digital information in a pulse-length modulation format |
| 09/05/1995 | US5448544 Data recording/playback apparatus and signal processing method |
| 09/05/1995 | US5448543 Apparatus for reproducing data from a regenerative signal using a PLH circuit having loop gain control |
| 09/05/1995 | US5448424 AGC circuit and recording and reproducing apparatus using AGC circuit |
| 09/05/1995 | US5448420 Method and a system for storing audio |
| 09/05/1995 | US5448371 Video recording/reproducing apparatus capable of reading a label of laser disk |
| 09/05/1995 | US5448368 Arrangement for recording or reproducing data reduced video information |
| 08/31/1995 | WO1995023411A1 Method and device for recording data, data recording medium, and method and device for reproducing data |
| 08/31/1995 | WO1995023384A2 Error correctable data transmission method and device based on semi-cyclic codes |
| 08/31/1995 | DE19506722A1 Interactive compact disk system for multi-media |
| 08/30/1995 | EP0669612A2 Optical recording apparatus |
| 08/30/1995 | EP0669611A1 Optical information recording method and recording apparatus |
| 08/30/1995 | EP0669571A1 Information recording/reproducing method |
| 08/30/1995 | EP0669553A1 Apparatus for reading optical data from a motion picture film and a light source therefor |
| 08/30/1995 | CN1107645A Disklike recording medium, apparatus for recording data on disk, and apparatus for reproducing data from disk |
| 08/30/1995 | CN1107631A Video accompaniment apparatus |
| 08/30/1995 | CN1107599A Magnetic reproducing apparatus with partial response decoder |
| 08/29/1995 | US5446879 Disc changing apparatus with error logging |
| 08/29/1995 | US5446857 Method and apparatus for writing files on nonerasable storage medium |
| 08/29/1995 | US5446853 System for buffering track image at each read/write head in a disk drive unit having multiple read/write heads |
| 08/29/1995 | US5446765 Apparatus for recovering data and clock information from an encoded serial data stream |
| 08/29/1995 | US5446744 Image signal coding device |
| 08/29/1995 | US5446724 Information storage medium with first and second recording regions each having a predetermined recording density |
| 08/29/1995 | US5446723 Multiple data surface optical data storage system |
| 08/29/1995 | US5446718 Information recording and reproducing method and system for disc-shaped recording mediums |
| 08/29/1995 | US5446717 Optical disc and recording and reproducing method for an optical disc with a high density |
| 08/29/1995 | US5446715 Circuit for detecting a synchronous signal included in an information signal |
| 08/29/1995 | US5446687 Data storage medium for storing data as a polarization of a data magnetic field and method and apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom |
| 08/29/1995 | US5446604 Apparatus for detecting addresses recorded on each sector of a disk by detecting a first address mark and then in the absence of a second address mark, generating a pseudo address mark a predetermined time after detecting the first address mark |
| 08/29/1995 | US5446602 Tape media formatted to include multiple, spaced apart system zones each for storing volume format information |
| 08/29/1995 | US5446601 Read/write circuit for minimizing recovery time |
| 08/29/1995 | US5446600 Electronically alignable flexible disk drive |
| 08/29/1995 | US5446598 Signal processing apparatus |
| 08/29/1995 | US5446597 Apparatus for recording digital signals with associated auxiliary data |
| 08/29/1995 | US5446456 Digital signal processing system |
| 08/29/1995 | CA2017501C Recording/reproducing device |
| 08/24/1995 | WO1995022826A1 Methods and apparatus for storing data and auxiliary information |
| 08/24/1995 | WO1995022824A1 Record carrier and device for reading such a record carrier |
| 08/24/1995 | WO1995022821A1 Differentiating channel qualifier |
| 08/24/1995 | WO1995022802A2 Method of converting a series of m-bit information words to a modulated signal, method of producing a record carrier, coding device, decoding device, recording device, reading device, signal, as well as a record carrier |
| 08/23/1995 | EP0668700A2 Audio/video decoding system |
| 08/23/1995 | EP0668695A2 Method for restricting data reproduction |
| 08/23/1995 | EP0668588A1 Recorded signal detection apparatus |
| 08/23/1995 | EP0378222B1 Magnetic recording medium and method of magnetically recording and reading data |
| 08/22/1995 | US5444721 Maximum likelihood sequence estimation apparatus |
| 08/22/1995 | US5444719 Adjustable error-correction composite Reed-Solomon encoder/syndrome generator |
| 08/22/1995 | US5444688 Information reproducing circuit |
| 08/22/1995 | US5444687 Method and device for accessing an optical disc |
| 08/22/1995 | US5444686 Method and apparatus for correcting distortion in compact disc recording and playback system |
| 08/22/1995 | US5444685 Sector mark pattern detection for optical data disk controller |
| 08/22/1995 | US5444680 Digital signal processing apparatus with a read error correction function |
| 08/22/1995 | US5444676 Audio mixer system |
| 08/22/1995 | US5444578 Magnetic reproduction circuit having variable amplification for correction |
| 08/22/1995 | US5444545 Picture search control apparatus in a digital video tape recorder |
| 08/22/1995 | US5444490 Television system for transmitting pictures in a digital form |
| 08/22/1995 | US5444403 Duty discriminating circuit |
| 08/22/1995 | US5444371 Magnetic disk offset amount measuring apparatus |
| 08/22/1995 | US5444224 Optical information recording/reproducing apparatus |
| 08/22/1995 | US5443277 Sporting device steerable by weight displacement and a steerable wheel assembly for use therein |
| 08/17/1995 | WO1995022143A1 Arrangement for recording or reproducing a digital video signal and a corresponding digital audio signal |
| 08/17/1995 | WO1995022142A1 Method and recording device for recording signals on a record carrier |
| 08/17/1995 | DE4442421A1 Recording signal in DAT tape recorder with memory |
| 08/17/1995 | DE19510436A1 Software copy protection for disk |
| 08/16/1995 | EP0667720A2 Video signal recording and reproducing apparatus |
| 08/16/1995 | EP0667715A2 Apparatus and methods for transmitting compressed digital data from recording or reproducing apparatus |
| 08/16/1995 | EP0667714A2 Apparatus for recording a digital video signal |
| 08/16/1995 | EP0667710A2 Video processing system |
| 08/16/1995 | EP0667709A2 Image recording apparatus with control of the image sensing device |
| 08/16/1995 | EP0667614A1 Disk unit performing control using sector pulses |
| 08/16/1995 | EP0667063A1 Process for transmitting and/or storing digital signals from several channels. |
| 08/16/1995 | CN1106968A Apparatus, method, and system for compressing a digital input signal in more than one compression mode |
| 08/15/1995 | US5442752 Data storage method for DASD arrays using striping based on file length |
| 08/15/1995 | US5442638 Apparatus and method for recording over defects in storage media |
| 08/15/1995 | US5442618 Common mode rejection control in an optical disk drive |
| 08/15/1995 | US5442617 Digital noise blanking circuit of CD-ROM system |
| 08/15/1995 | US5442614 Method of recording data and information regarding defects |
| 08/15/1995 | US5442613 Optical information recording/reproduction apparatus to stop recording operation upon detecting error in access operation to target track |
| 08/15/1995 | US5442612 Digital signal reproduction devices, integrated circuits for use therewith, and digital signal reproduction methods |
| 08/15/1995 | US5442611 Method of recording information on record medium having data record region and file management information record region |
| 08/15/1995 | US5442610 Method for processing an anomalous writing in an optical disk apparatus |
| 08/15/1995 | US5442598 Information reproduction apparatus with control means for plural track kickback operation |
| 08/15/1995 | US5442496 Magnetic tape apparatus including a reading head for reading main information and auxiliary information of a reproducing region together with auxiliary information of another region |
| 08/15/1995 | US5442494 Video cassette recorder power supply capable of breaking supply voltage to audio apparatus |
| 08/15/1995 | US5442493 Data recording system having improved bookkeeping capability |