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)
12/1983
12/21/1983EP0096106A1 PLL control circuit
12/20/1983US4422112 Magnetic recording and reproducing apparatus
12/20/1983US4422110 Method and apparatus for multi-track data translation on a disc
12/20/1983US4422104 Time base error correcting apparatus for video player
12/20/1983US4422103 Device for reducing the effect of time base variations in video disc player
12/20/1983CA1159143A1 Write control apparatus
12/20/1983CA1159116A1 System incorporating word synchronisation for a serial signal sequence
12/13/1983US4420807 Selectively holding data in a buffer for defective backing store tracks
12/13/1983US4420777 Tape recorder with cue processor
12/13/1983US4420774 FM Data recording and playback method and apparatus
12/08/1983WO1983004337A1 Data synchronization
12/07/1983EP0095766A1 Servo circuit for a signal reproducing apparatus
12/07/1983EP0095715A2 Extended play videodisc
12/06/1983US4419693 Error concealment in digital television signals
12/06/1983CA1158172A1 Noise reduction circuit
12/06/1983CA1158171A1 Circuit for noise reduction particularly useful with signal recording/reproducing apparatus
11/1983
11/29/1983US4418406 Signal wave control circuit
11/29/1983CA1157946A1 Optically readable digital information disc and manufacturing recording and reproducing apparatus therefore
11/29/1983CA1157945A1 Optically readable disc record
11/24/1983WO1983004153A1 Method for tansmitting signal pulses over a channel
11/23/1983EP0094852A1 Opto-electronic method for reading information from a magnetic disc, and circuit therefor
11/23/1983EP0094671A2 Method for data transmission
11/22/1983US4417286 Data window expander circuit in a data recovery system
11/22/1983US4417283 Digital signal processing system
11/22/1983US4417213 Data regenerative system for NRZ mode signals
11/22/1983US4417165 Muting circuit
11/22/1983US4417103 Stereo reproduction with gapless splicing of pitch altered waveforms
11/22/1983CA1157532A1 Data recovery method using variable window
11/16/1983EP0094293A2 An arrangement for encoding and decoding information signals
11/16/1983EP0093969A2 Method, apparatus and recording medium for error correction
11/15/1983US4416010 Double error correcting system in digital signal reproducing apparatus
11/15/1983US4416002 Method and apparatus for high-density recording and reproduction
11/15/1983US4415994 Random access memory arrangements
11/15/1983US4415938 Method and system for error correction in digital video signal recording
11/15/1983US4415772 Gapless splicing of pitch altered waveforms
11/15/1983US4415767 Method and apparatus for speech recognition and reproduction
11/09/1983EP0093527A2 Sequential data block address processing circuits
11/09/1983EP0093427A1 Optical information processor
11/09/1983EP0093374A2 Magnetic recording and reproducing device
11/09/1983EP0093228A2 Video disk editing method and system
11/08/1983US4414677 Synchronization word extractor
11/08/1983US4414668 Apparatus for reproducing information signals recorded on a recording medium
11/08/1983US4414659 Method and apparatus for encoding digital data so as to reduce the D.C. and low frequency content of the signal
11/08/1983US4414587 Skew sensing for digital tape playback
11/08/1983US4414585 Method of transmitting an audio signal via a transmission channel
11/08/1983US4414536 Data compressing system
11/08/1983CA1156755A1 Method and apparatus for detecting a splicing point of a magnetic medium
11/02/1983EP0092984A2 Apparatus for recording and reproducing digital information on a record medium
11/01/1983US4413340 Error correctable data transmission method
11/01/1983US4413328 Storage subsystems employing removable media and having a digital display on each recorder
11/01/1983US4413289 Digital recording and playback method and apparatus
11/01/1983US4413251 Method and apparatus for generating a noiseless sliding block code for a (1,7) channel with rate 2/3
11/01/1983US4413236 Circuit for deriving a timing signal from digital imput signals
11/01/1983CA1156363A1 Error coding for video disc system
11/01/1983CA1156358A1 Signal reproducing circuit
11/01/1983CA1156324A1 Digital signal transmitting system
10/1983
10/26/1983EP0092403A2 Methods of and apparatus for recording and reproducing analog signals
10/26/1983EP0092169A2 Method and apparatus for recovering information from a videodisc
10/26/1983EP0092168A2 Method and apparatus for recovering information from a videodisc
10/26/1983EP0092167A2 Method and apparatus for recovering information from a videodisc
10/26/1983EP0092166A2 Method for recovering information from a videodisc
10/26/1983EP0092165A2 Method and apparatus for recovering information from a videodisc
10/25/1983US4412353 Mixing circuit
10/18/1983US4410970 Method and apparatus for measuring and analyzing sound characteristics of record discs
10/18/1983US4410877 Method of coding data bits on a recording medium, arrangement for putting the method into effect and recording medium having an information structure
10/18/1983US4410876 D.C. Stabilized analog-to-digital converter
10/18/1983CA1155539A1 Method for the joining, mixing-in or fade-in of two digital signal segments
10/18/1983CA1155520A1 Method and apparatus for processing a digital color video signal
10/12/1983EP0091304A1 A method and system for direct-current polarity restoration in magnetic recording
10/12/1983EP0091215A2 Demodulator for an asynchronous binary signal
10/12/1983EP0091200A2 Clock recovery apparatus
10/12/1983EP0091113A1 Air lifted and propelled vehicle
10/11/1983US4409627 Video signal decoding circuit
10/05/1983EP0090690A1 Method and device for regenerating the phases of synchronizing signals in an optical recording-reproducing apparatus for record carriers
10/05/1983EP0090582A2 Recording/reproducing apparatus
10/05/1983EP0090047A1 Encoding and decoding system for binary data
10/05/1983EP0090040A1 Disk format for secondary storage system.
10/04/1983US4408326 Circuit for correcting error in digital information signal
10/04/1983US4408189 Method and apparatus for code conversion of binary to multilevel signals
10/04/1983CA1154873A1 Method and apparatus for reducing dc components in a digital information signal
10/04/1983CA1154865A1 Video track transfer system and method
09/1983
09/29/1983WO1983003321A1 Security marking video tape recordings
09/28/1983EP0089734A2 Disk-shaped record carrier
09/27/1983CA1154535A1 Video disc system
09/27/1983CA1154514A1 Method of synchronizing a quadphase receiver and a clock synchronization device for carrying out the method
09/21/1983EP0089264A1 Method and device for generating synchronizing signals in an optical recording-reproducing apparatus for record carriers
09/21/1983EP0089045A2 Data recording and reproducing apparatus
09/20/1983US4406001 Time compression/expansion with synchronized individual pitch correction of separate components
09/20/1983US4405952 Apparatus for detecting faulty sectors and for allocating replacement sectors in a magnetic disc memory
09/20/1983US4405829 Cryptographic communications system and method
09/20/1983CA1154165A1 Manchester decoder
09/14/1983EP0088436A2 Apparatus for verifying code signals in the vertical blanking interval
09/13/1983US4404676 Partitioning method and apparatus using data-dependent boundary-marking code words
09/13/1983US4404603 Apparatus and method for inspecting magnetic tape recorded material for alterations
09/13/1983US4404602 PCM Signal recording system
09/07/1983EP0087907A2 Calibration system for a magnetic recording apparatus, and calibration arrangement for use with a magnetic storage medium
09/07/1983EP0087886A1 Apparatus for connecting digital data
09/07/1983EP0087606A1 Magnetic recording device having multichannel head
09/06/1983US4403264 Picture signal amplifying circuit for magnetic video recording and reproducing apparatus
09/06/1983US4403263 System for processing audio PCM digital signals
1 ... 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 ... 820