Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
10/1982
10/05/1982US4353098 Method of storing digital color television signals on magnetic tape
09/1982
09/29/1982EP0061345A2 Processing circuits for operating on digital data words which are elements of a Galois field
09/29/1982EP0061288A2 Digital television signal processing
09/29/1982EP0061050A1 Video recorder for recording an image carrier frequency-modulated by the video signal
09/28/1982US4352129 Digital recording apparatus
09/28/1982US4352095 A/D Dynamic range enhancing technique
09/28/1982CA1132706A1 Time base error correcting apparatus
09/21/1982US4351008 Modulator for use in an interface between a digital signal processing apparatus and an audio tape deck
09/21/1982US4351000 Clock generator in PCM signal reproducing apparatus
09/21/1982CA1132256A1 Video player-recorder with non-linear mark length modulation
09/21/1982CA1132251A1 Data handling equipment for use with sequential access digital data storage devices
09/15/1982EP0060095A2 Shuffling digital data
09/15/1982EP0059826A2 Buffered data recording peripheral systems
09/15/1982EP0059823A2 Storage subsystem with controller for multiple record carriers
09/14/1982CA1131564A1 Digital signal mixing apparatus
09/08/1982EP0059559A1 Improvements in digital magnet recording
09/08/1982EP0059493A1 Arrangement for decoding a biphase coded signal, as well as utilisation of the arrangement
09/08/1982EP0059224A1 System for coding and decoding binary data
09/07/1982US4348761 Portable field test unit for computer data and program storage disc drive
09/07/1982US4348754 Digital delay for high quality audio use
09/07/1982US4348699 Apparatus for recording and/or reproducing digital signal
09/07/1982US4348692 VTR With equalizer
09/07/1982US4348659 Method and apparatus for encoding a digital signal to have minimal DC component
09/07/1982CA1131363A1 Pcm signal transmitting system
09/07/1982CA1131355A1 Signal processing circuit
09/03/1982EP0053164A4 High speed magnetic tape inspection equipment.
08/1982
08/31/1982US4347619 Digital formatting system
08/31/1982CA1130871A1 Non-linear digital filter
08/31/1982CA1130791A1 Thermal heat pump
08/25/1982EP0058253A2 Systems for reading magnetic recordings
08/24/1982US4346412 Read signal processing circuit
08/24/1982US4346411 Amplitude sensitive three-level detector for derivative read back channel of magnetic storage device
08/24/1982US4346290 Device for the recognition and progressive cancellation of information recorded on a magnetic support
08/24/1982CA1130446A1 Method of modulating a composite colour television signal on a carrier signal and device for carrying out said method
08/18/1982EP0058081A2 Methods and apparatus for encoding binary data
08/17/1982US4345281 Indicator for headroom extension system for tape recorders
08/17/1982US4345279 Time base correction apparatus
08/17/1982US4345278 Acceleration correction for self-clocking write-head
08/17/1982US4345168 Electrical peak detector
08/17/1982CA1129990A1 Circuit indicating phase relationship
08/11/1982EP0057612A2 Motor controlling circuit of reproducing apparatus and method of controlling
08/10/1982US4344039 Demodulating circuit for self-clocking-information
08/05/1982WO1982002614A1 Device for obtaining statistical characteristics of magnetic record-reproduction channel
08/05/1982WO1982002611A1 Method and installation for recording and control of coded information on magnetic tape
08/04/1982EP0056823A1 Method of controlling step-transfer of an information medium
08/03/1982US4343023 Magnetic recording and reproduction of digital information
08/03/1982CA1129094A1 Fm signal demodulator with defect detection
08/03/1982CA1129089A1 Apparatus for reproducing a video signal including an address signal when the video tape moves at various speeds
08/03/1982CA1129088A1 Method and apparatus for video signal recording
07/1982
07/27/1982US4342057 Skew calculation using information recorded along a single timing track
07/27/1982US4342054 Information read device
07/27/1982US4341964 Precision time duration detector
07/21/1982EP0056140A2 Signal copy device for digital record/reproduction system
07/21/1982EP0056128A2 Phase synchronizing circuit
07/20/1982US4340913 Tri-level digital recording
07/13/1982US4339724 Filter
07/13/1982CA1127761A1 Rate adaptive writer for a card having a magnetizable surface
07/13/1982CA1127757A1 Optical information recording apparatus
07/06/1982US4338684 Scanning system for reproducing side-by-side optical sound tracks
07/06/1982US4338638 Tape recorder
07/06/1982US4338629 Process and apparatus for coding binary signals for numbering images or pictures stored on a recording medium for stop mode reproduction
07/06/1982US4338518 Position encoder with column scanning and row sensing
06/1982
06/30/1982EP0054771A1 Digital formatting system
06/29/1982US4337458 Data encoding method and system employing two-thirds code rate with full word look-ahead
06/29/1982US4337383 Earphone jack for tape recorders
06/29/1982CA1126862A1 Process for recording a pre-corrected television signal on a video-disc
06/24/1982WO1982002111A1 Verification of recorded messages
06/24/1982WO1982002105A1 Reading information stored in multiple frame format
06/22/1982US4336612 Error correction encoding and decoding system
06/22/1982CA1126404A1 Apparatus for generating bi-phase coded characters
06/16/1982EP0053959A1 Device for the recovery of a clock signal from a binary signal
06/16/1982EP0053655A2 Velocity indication apparatus and magnetic recording apparatus including same
06/15/1982US4335394 Crosstalk filtering arrangement with variable frequency filtering to remove effects of FM carrier
06/09/1982EP0053505A2 Pulse code modulated signal processing apparatus
06/09/1982EP0053474A1 Pulse code modulated signal processing apparatus
06/09/1982EP0053164A1 High speed magnetic tape inspection equipment
06/08/1982US4334250 MFM data encoder with write precompensation
06/08/1982US4334249 Apparatus for use in recording a pulse signal on a magnetic recording medium
06/02/1982EP0052706A1 Safeguarding of data recorded on disk by tunnel erase magnetic head assembly
06/01/1982US4333177 Test control circuit for multichannel apparatus such as tape recorders and the like
06/01/1982US4333160 Memory control system
06/01/1982US4333113 Method and apparatus for monitoring the reproduction of recorded information
06/01/1982US4333024 Method and apparatus for processing an analog signal
06/01/1982CA1124852A1 Method and apparatus employing an improved format for recording and reproducing digital audio
06/01/1982CA1124836A1 Method and apparatus for recording and reproducing a color-aligned line-sequential color video signal
05/1982
05/26/1982EP0052520A2 Pulse code modulation signal processing circuits
05/26/1982EP0052519A2 Pulse code modulation signal recording and reproducing
05/26/1982EP0052432A2 Digital signal processing
05/25/1982US4331985 Splicing-point detection apparatus and method
05/25/1982CA1124402A1 Apparatus for scanning variable area optical sound tracks
05/25/1982CA1124387A1 Video recording disk with interlacing of data for frames on the same track
05/18/1982US4330860 Error correcting device
05/18/1982US4330846 Digital time base correction
05/18/1982US4330807 Magnetic playback apparatus having immunity to skew
05/18/1982US4330799 Interleaved dipulse sequence generating apparatus for data transmission or recording channels
05/18/1982CA1123958A1 System for transmitting binary data via a number of channels
05/12/1982EP0051343A2 Signal processing for digital optical disc players
05/12/1982EP0051308A1 Method and arrangement for formatting a magnetic recording disc
05/12/1982EP0051285A2 Method and apparatus for recording and playing back continuous-play video signals together with stop-motion video and audio signals
05/11/1982US4329712 Adaptive distortion elimination circuitry for a video disc player
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