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)
11/1986
11/26/1986CN85104162A Magnetic recording / reproduction apparatus
11/25/1986US4625321 Dual edge clock address mark detector
11/25/1986US4625246 Control circuit for tape recorders
11/25/1986US4625245 Magnetic recording
11/25/1986US4625239 Television circuit for picture flicker correction
11/25/1986CA1214563A1 Digital time base correction
11/25/1986CA1214562A1 Method of and apparatus for correcting errors in binary data
11/25/1986CA1214549A1 Apparatus for reading an optically coded disc-shaped record carrier
11/19/1986CN85103587A Magnetic disc reproducing apparatus
11/18/1986US4623993 Reducing listeners discomfort resulting from track loss in compact disc players
11/18/1986US4623942 Method and arrangement for detecting error signals in a disk-drive, and a magnetic test disk therefor
11/18/1986US4623941 PCM type record-playback system
11/18/1986US4623940 Magnetic reproducing apparatus
11/18/1986US4623837 Audio/video quality monitoring system
11/18/1986CA1214268A1 Video cassette designed for video theater use
11/18/1986CA1214267A1 Method and apparatus for recording and reproducing an analog signal
11/18/1986CA1214265A1 Method and apparatus for recording an information signal
11/18/1986CA1214264A1 Digital data detecting apparatus
11/12/1986EP0201330A2 Apparatus for storing digital data words
11/11/1986US4622660 Systems and methods for signal compensation
11/11/1986US4622602 System for recording and/or reproducing digital data
11/11/1986US4622600 Rotary-head type PCM data recording/reproducing method and apparatus with a redundancy-reduced control data format
11/11/1986US4622599 Write data transition detector
11/11/1986US4622598 Method of recording odd and even words of one channel PCM signals in plural tracks
11/11/1986US4622564 Optical information recording apparatus
11/11/1986US4622520 FM demodulator with impulse noise elimination circuit
11/06/1986WO1986006535A1 Method of recording data onto an optical data recording card
11/05/1986EP0200434A1 Method for reading out optically recorded data and device therefor
11/05/1986EP0200370A1 Digital signal reproducing circuit
11/05/1986EP0200192A2 Magnetic recording/reproduction apparatus
11/05/1986EP0200191A2 Read circuit for floppy disk drive
11/05/1986CN86102443A Method and device for recording and/or reproducing pcm signales
11/05/1986CN85103577A Readout system of data-storage
10/1986
10/29/1986EP0199608A1 Device for processing documents with high-density magnetic registration
10/29/1986EP0199584A2 Apparatus for reproducing a digital signal
10/29/1986EP0199425A1 Record carrier and apparatus for manufacturing such a record carrier
10/29/1986EP0199234A2 Portable magnetic card writer
10/29/1986EP0199147A1 Circuit arrangement for retrieving digital data signals and clock signals included in these data signals
10/29/1986CN85103921A Pcm (pulse-code modulation) recording and playback device
10/28/1986US4620311 Method of transmitting information, encoding device for use in the method, and decoding device for use in the method
10/28/1986US4620300 Digital signal detecting and compensating circuit with adjustable window signal
10/28/1986US4620243 Disk drive incremental rewrite
10/28/1986US4620240 Wide band tape recorder interface for recording digital image data in real time
10/28/1986US4620238 Method and apparatus for recording and replay of digital audio data
10/28/1986US4620158 PCM signal demodulating circuit
10/23/1986WO1986006200A1 Automatic correction system for the servo-circuit of a device with optical scanning of a rotating information support
10/23/1986WO1986006199A1 Recovery of stored data from mutilated tape data blocks
10/22/1986EP0198702A2 Methods of correcting errors in digital data
10/22/1986EP0197935A1 Method and device fr suppressing the interference in a signal, particularly an audio signal
10/22/1986CN86102881A Record carrier and apparatus for mfg. the same
10/22/1986CN85103122A Noise reduction apparatus
10/21/1986US4618950 Address data accessing device in a rotary recording medium reproducing apparatus
10/21/1986US4618942 Address indication circuit capable of relatively shifting channel addresses relative to memory addresses
10/21/1986US4618898 Method and apparatus for reading a disk
10/21/1986US4618893 Noise reducing system for video signal
10/21/1986US4618834 Variable characteristics amplifier circuit
10/21/1986CA1213062A1 Direction-constrained ternary codes using peak and polarity detection
10/21/1986CA1213061A1 Digital encoding and decoding apparatus
10/21/1986CA1213047A1 Method for the storage on and the reproduction from an optically readable record carrier, record carrier for use in the method and apparatus for use in the method
10/21/1986CA1213045A1 Method of recording a digital information signal on a record carrier having a radiation-sensitive information layer, apparatus for carrying out the method, and optical record carrier provided with such a digital information signal
10/21/1986CA1213040A1 Apparatus for reading a record carrier
10/21/1986CA1213039A1 Method of recording a digital information signal on a record carrier, record carrier provided with such an information signal, and read/write apparatus for such a record carrier
10/21/1986CA1213037A1 Video recorder
10/15/1986EP0197782A1 Apparatus for reproducing digital signals
10/15/1986EP0197758A2 Tone restoring apparatus
10/15/1986EP0197560A2 Method and apparatus for recording PCM signals
10/14/1986US4617599 PCM signal recording/reproducing apparatus
10/14/1986US4617552 Method and apparatus for converting a digital data
10/14/1986US4617526 Sync responsive clock generator for digital demodulators
10/14/1986CA1212780A1 Control of cache buffer for memory subsystem
10/14/1986CA1212762A1 Method and apparatus for recording digital signals on an optical disc
10/14/1986CA1212761A1 Disc players
10/14/1986CA1212756A1 Method for data transmission
10/14/1986CA1212729A1 Digital signal detecting and compensating circuit with adjustable window signal
10/07/1986US4616356 Aperture compensation signal processor for optical recording
10/07/1986US4616272 Digital signal reproducing apparatus
10/07/1986US4616271 Digital audio system with automatic fade in and fade out operations
10/01/1986EP0196255A1 Method for the generation of a synchronous clock signal from a single or double density-coded signal, and apparatus for carrying out said method
10/01/1986EP0196216A2 Apparatus for reproducing digital signals
10/01/1986EP0196166A1 Signal selecting circuit
10/01/1986EP0196104A2 Recording and/or reproducing apparatus
10/01/1986EP0196097A2 Method of field/frame conversion in magnetic picture recording and reproducing
10/01/1986EP0196034A2 Apparatus for recording and reproducing digital signal
09/1986
09/30/1986US4615037 Phase scatter detection and reduction circuit and method
09/30/1986US4614983 Automatic music playing apparatus
09/30/1986US4614981 Apparatus for reproducing video signal
09/30/1986US4614108 Die cart
09/30/1986CA1212178A1 Signal recovery circuit
09/25/1986WO1986005622A1 Magnetic tape cassette having a prerecorded low frequency tone
09/24/1986EP0195368A2 Digital apparatus for data recovery system
09/24/1986EP0195324A1 Control unit for a magnetic-disc memory
09/23/1986US4613967 Disc player
09/23/1986US4613965 Digital audio disc system
09/23/1986US4613964 Optical information processing method and apparatus therefor
09/23/1986US4613913 Data encoding and decoding scheme
09/23/1986US4613827 Write clock pulse generator used for a time base corrector
09/23/1986US4613769 Direct current coupled peak to peak detector circuit
09/17/1986EP0194888A2 Error detection
09/17/1986EP0194741A1 Phase discriminator and data standardiser
09/17/1986EP0194640A2 Information recording and reproducing apparatus
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