| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 07/14/1993 | EP0497864A4 Method and apparatus for producing customized video recordings |
| 07/13/1993 | US5228041 Sync signal detection system in a memory system for recording and reproducing block unit data |
| 07/13/1993 | US5227992 Operational method and apparatus over GF(2m) using a subfield GF(2.sup. |
| 07/13/1993 | US5227787 Digital data converting system |
| 07/13/1993 | US5227743 Automatic filter adjusting apparatus |
| 07/13/1993 | US5227737 Method and apparatus for adjusting the pole positions of a differentiating amplifier |
| 07/13/1993 | US5227732 Noise reduction circuit |
| 07/13/1993 | CA1320271C Computer memory back-up with automatic tape positioning |
| 07/13/1993 | CA1320267C Stored data error correction system |
| 07/08/1993 | WO1993013591A1 Digital phase-locked loop filter |
| 07/08/1993 | WO1993013525A1 Optical recording medium and reading/writing apparatus therefor |
| 07/08/1993 | WO1993013493A1 System for reading optical recording medium |
| 07/08/1993 | WO1993013492A1 Device for reading data of optical card |
| 07/08/1993 | WO1993013475A1 Method for performing disk array operations using a nonuniform stripe size mapping scheme |
| 07/08/1993 | WO1993013457A1 Digital sound system for motion pictures with analog sound track emulation |
| 07/08/1993 | CA2126754A1 Method for performing disk array operations using a nonuniform stripe size mapping scheme |
| 07/08/1993 | CA2116025A1 Digital sound system for motion pictures with analog sound track emulation |
| 07/07/1993 | EP0550232A1 Apparatus for recording and reproducing a video signal |
| 07/07/1993 | EP0550097A2 Optical reading device and optical recording device |
| 07/07/1993 | EP0314456B1 Apparatus and method for recording and/or reproducing a digital signal |
| 07/07/1993 | EP0276445B1 Method and apparatus for detecting transient errors |
| 07/07/1993 | CN2137810Y Connecting apparatus for reverberation of frequency-modulated sound and tape sound of frequency-modulated recorder |
| 07/06/1993 | US5226031 Method of reproducing information by optically scanning marks on a recording medium with compensation for noise components caused by marks adjacent a mark being scanned |
| 07/06/1993 | US5226027 Recording method and device which provides an optimum setting of a record-carrier-dependent recording parameter |
| 07/06/1993 | US5226026 Optical card reproducing apparatus provided with a function of generating pseudo synchronizing pattern detecting signals |
| 07/06/1993 | CA1319986C Magneto-optical recording apparatus and energizing circuit for use in such a magneto-optical recording apparatus |
| 07/06/1993 | CA1319985C Method of and apparatus for recording an information signal |
| 07/06/1993 | CA1319983C Method of and apparatus for successively recording efm-modulated signals |
| 07/01/1993 | DE4142652A1 Code conversion between word lengths for digital video signal - selecting 14-bit data words having 2 to 8 successive bits identical, for 8-bit input |
| 06/30/1993 | EP0549488A1 A storage media for an optical information system having an identification code embedded therein |
| 06/30/1993 | EP0549470A1 Variable length-adaptive image data compression method and apparatus |
| 06/30/1993 | EP0549412A1 Clock circuit for serial data reading system |
| 06/30/1993 | EP0549155A2 Optical data disk control system |
| 06/30/1993 | EP0549154A2 Repetitive pattern detection |
| 06/30/1993 | EP0549153A2 Sector mark detection for optical data disks |
| 06/30/1993 | EP0549152A2 Single chip controller for optical data disk drives |
| 06/30/1993 | EP0549151A2 Optical data disk control systems |
| 06/30/1993 | EP0549030A1 Arrangement for reproducing an electric signal from a track on a magnetic record carrier |
| 06/30/1993 | EP0548937A1 Optical disk drive |
| 06/30/1993 | EP0548887A2 Digital video tape recorder with data block I.D. signal error correction |
| 06/30/1993 | EP0548672A1 Method and apparatus for magnetically communicating via a photographic filmstrip with enhanced reliability |
| 06/30/1993 | EP0548359A1 Variable-speed digital signal reproducing device |
| 06/30/1993 | EP0548071A1 Encoding system |
| 06/29/1993 | US5224089 Digital signal information reproduction apparatus |
| 06/29/1993 | US5224087 Apparatus for recording compressed digital information to an optical disc |
| 06/29/1993 | US5224061 Method of and arrangement for restoring invalid samples of an equidistantly sampled signal |
| 06/29/1993 | US5223991 Digital video tape recorder |
| 06/29/1993 | US5223990 Data recording apparatus |
| 06/29/1993 | US5223989 Data detection circuit having a pulse shape and amplitude measuring sampling detector |
| 06/29/1993 | US5223988 Recording/reproducing apparatus with noise removal and masking of phase rotational position signal |
| 06/29/1993 | US5223943 Still-video signal playback apparatus with plural system demodulator and low pass filter selection and delay compensation |
| 06/29/1993 | US5223926 Compression of video signals |
| 06/29/1993 | CA1319750C Method for recording/reproducing expanded digital signals in conventional format |
| 06/29/1993 | CA1319749C System for recording and reproducing digital audio signal |
| 06/28/1993 | WO1993013478A1 Method for improving partial stripe write performance in disk array subsystems |
| 06/28/1993 | CA2126755A1 Method for improving partial stripe write performance on disk array subsystems |
| 06/24/1993 | WO1993012599A1 Embedded signalling |
| 06/24/1993 | WO1993012494A1 Interface of information selling terminal |
| 06/24/1993 | WO1993012493A1 Drive unit for reading information in information selling terminal |
| 06/24/1993 | WO1993012492A1 Information selling system |
| 06/24/1993 | WO1993012491A1 Information selling system |
| 06/24/1993 | WO1993004473A3 Program directory for a video tape cassette |
| 06/23/1993 | EP0547915A2 Information recording method and apparatus |
| 06/23/1993 | EP0547218A1 Audio record carrier and players for playing said record carrier. |
| 06/22/1993 | US5222150 Volume control circuit |
| 06/22/1993 | US5222086 Method for the linking of data during the recording of encoded data on a recordable type optical disk |
| 06/22/1993 | US5222069 Miscorrection arrangement for the concealment of misdetected or miscorrected digital signals |
| 06/22/1993 | US5222058 Data recording apparatus capable of recording with predetermined data arrangement |
| 06/22/1993 | US5222008 Audio signal processing apparatus which may display remaining recording or reproducing capacity |
| 06/22/1993 | US5222002 Semiconductor integrated circuit which performs phase synchronization |
| 06/22/1993 | US5222001 Signal processing circuit of digital audio tape recorder |
| 06/22/1993 | CA1319425C Information recording apparatus |
| 06/22/1993 | CA1319405C Frequency independent information transmission system |
| 06/16/1993 | EP0546851A1 Digital data detector |
| 06/16/1993 | EP0546839A2 Apparatus and method for data check in storage system |
| 06/16/1993 | EP0546826A2 Process control system for activating storage device |
| 06/16/1993 | EP0546818A1 Information recording and reproduction apparatus |
| 06/16/1993 | EP0546312A1 Cancellation of the effects of stray magnetic fields on magnetic heads in a disc drive |
| 06/16/1993 | EP0546227A1 A method of servowriting a magnetic disk drive |
| 06/16/1993 | EP0546189A1 Opto-magnetic data recording system |
| 06/16/1993 | EP0546147A1 Medium, method and apparatus for storing and retrieving information |
| 06/16/1993 | EP0431061A4 Training method and apparatus with audio and digital signals recording and play back |
| 06/16/1993 | CN1073312A Lost signal compensator |
| 06/16/1993 | CN1073291A Method for controlling open machine on time for video recorder |
| 06/16/1993 | CN1021260C Method and apparatus for recording information signal |
| 06/15/1993 | US5220569 Data recovery channel |
| 06/15/1993 | US5220568 Shift correcting code for channel encoded data |
| 06/15/1993 | US5220554 Reproduced signal processing apparatus |
| 06/15/1993 | US5220545 Disk controller including format control unit instructing directly jump back operation |
| 06/15/1993 | US5220466 Method and apparatus for digital filter control in a partial-response maximum-likelihood disk drive system |
| 06/15/1993 | US5220435 Muse signal digital recording/reproducing apparatus and operating method thereof |
| 06/15/1993 | US5220427 Magnetic reproducing apparatus having circuit for preventing reversal of white peak |
| 06/15/1993 | US5220367 Camera using film with magnetic storage portion |
| 06/14/1993 | CA2084860A1 Digital data detector |
| 06/10/1993 | WO1993011536A1 High fidelity sound reproduction device for cinematographic films |
| 06/09/1993 | EP0545915A2 Device for transmitting data words representing a digitized analog signal |
| 06/09/1993 | EP0545727A2 Video cassette directory |
| 06/09/1993 | EP0545516A2 Method of determining a synchronous signal pattern and method of and device for recording the synchronous signal pattern on a medium |
| 06/09/1993 | EP0545472A1 Closed information system with physical copy protection |
| 06/09/1993 | EP0545446A1 Method and apparatus for providing multiple programmed audio/still image presentations from a digital disc image player |