Patents
Sitemap › H03 - Basic electronic circuitry › H03M - Coding, decoding or code conversion, in general › H03M 5 - Conversion of the form of the representation of individual digits
Patents for H03M 5 - Conversion of the form of the representation of individual digits (4,193)
07/1992
07/01/1992EP0492528A2 Recording/reproducing apparatus
07/01/1992EP0492325A2 Method and circuit for the regeneration of a binary bitstream from a ternary signal
06/1992
06/23/1992US5124590 CMOS tri-mode input buffer
06/17/1992EP0489819A1 Improved decoder circuit.
06/16/1992US5123030 Timing extraction method and communication system
06/16/1992US5122688 Trinary check trit generator, latch, comparator and multiplexer
06/03/1992EP0488506A2 Differential receiver for detecting and correcting polarity inversion
06/02/1992US5119380 Zero string error detection circuit
06/02/1992US5119243 Digital signal magnetic recording/reproducing apparatus
05/1992
05/27/1992EP0487295A2 Variable length code encoder
05/20/1992EP0486072A2 Interface for serial data communications link
05/20/1992EP0486010A2 Multi-level logic input circuit
05/19/1992US5115356 Decoder circuit with missing clock generator
05/13/1992EP0484419A1 Method and circuit for decoding a manchester code signal
05/13/1992EP0326614B1 Synchronous signal decoder
05/12/1992US5113187 CMI encoder circuit
05/12/1992US5113186 Apparatus for converting an alternate mark inversion signal to unipolar signals with frequency dependent amplification
05/06/1992EP0484072A2 Apparatus and method for binary data encoding and decoding
05/06/1992EP0483296A1 Process for evaluating binary data of a magnetic storage card
04/1992
04/21/1992US5107263 NRZ to CMI (II) encoding circuit
03/1992
03/31/1992US5101198 Method and device for the transmission of data between stations of a communications network, in particular for motor vehicles
03/25/1992EP0476766A1 Device for recording a digital information signal on a record carrier
03/18/1992EP0474908A1 Method of evaluating information bits contained in biphase coded pulse sequences
03/17/1992US5097143 Bipolar to unipolar converter with automatic gain control
03/11/1992EP0474241A2 HDB3 Code violation detector
03/11/1992EP0474185A1 Digital data decoder, coded following a bipolar mark inversion code
03/10/1992US5095392 Digital signal magnetic recording/reproducing apparatus using multi-level QAM modulation and maximum likelihood decoding
03/10/1992US5095230 Data output circuit of semiconductor device
03/03/1992US5093845 Signal generator for generating pulse signals having particular waveforms for data transmission and method of operation
02/1992
02/19/1992EP0471130A1 Coding method and apparatus for pipelined and parallel processing
02/13/1992DE4025042A1 Information coding and transmission system for image or TV signals - uses combining of code elements for 2 or more parallel lines
02/12/1992CN1058681A 通信链路 Communication link
02/06/1992WO1992002081A1 Method and apparatus for bandwidth limited binary signals
02/03/1992WO1992002988A1 A communication link
02/03/1992CA2086556A1 Communication link
01/1992
01/29/1992EP0468656A1 Digital signal modulator
01/14/1992CA1294334C Digital data separator
01/08/1992EP0464910A2 Transmission device with a block-coded main channel and an additional channel
01/08/1992EP0464093A1 Circuit for decoding binary information
01/08/1992EP0464090A1 Method for modulating binary data
01/08/1992EP0464088A1 Digital circuit for encoding binary information
12/1991
12/30/1991CA2044051A1 System and method for error detection and reducing simultaneous switching noise
12/26/1991WO1991020138A1 Fiber optic communication of three-level electronic signals
12/18/1991EP0287586B1 Data transmission system and method for use therein
12/17/1991US5073776 Data modulating system
12/04/1991EP0459422A2 Data output circuit of semiconductor device
11/1991
11/27/1991EP0458490A2 Look-ahead for coded signal processing channels
11/14/1991WO1991013436A3 Process for evaluating binary data of a magnetic storage card
11/13/1991EP0455738A1 Low bit rate transform coder, decoder and encoder/decoder for high-quality audio.
11/13/1991EP0193592B1 Method and apparatus for processing digital signals prior to recording
11/06/1991EP0455267A2 Data demodulation system
10/1991
10/31/1991WO1991016710A1 Transmission process for a binary signal
10/29/1991CA1291561C Asymmetric rll coding
10/23/1991EP0453063A2 Decoding biphase signals by measuring pulse length
10/23/1991CN1055630A Transmission method for binary signal
10/17/1991DE4011894A1 Uebertragungsverfahren fuer ein binaersignal Transmission method for a binary
10/16/1991EP0452064A2 Apparatus for detecting digital data
10/15/1991CA1290821C Readback recovery of run length limited codes
09/1991
09/24/1991CA1289664C Pulse width decoder for double frequency encoded serial data
09/17/1991US5050194 High speed asynchronous data interface
09/17/1991US5050190 Signal detection circuit not affected by minute voltage fluctuations contained in input signal and operation method therefor
09/17/1991CA1289254C Simple-code encoder/decoder
09/10/1991US5047767 Apparatus utilizing a four state encoder for encoding and decoding A sliding block (1,7) code
09/05/1991WO1991013436A2 Process for evaluating binary data of a magnetic storage card
09/03/1991US5045728 Trinary to binary level conversion circuit
08/1991
08/21/1991CN1013630B Method and apparatus for converting run length limited code
08/13/1991US5040193 Receiver and digital phase-locked loop for burst mode data recovery
08/06/1991US5038351 Coded mark inversion block synchronization circuit
07/1991
07/30/1991US5036524 Binary data signal transmission system
07/02/1991US5028922 Multiplexed encoder and decoder with address mark generation/check and precompensation circuits
07/02/1991CA1285651C Restoring and clocking pulse width modulated data
07/02/1991CA1285650C Run-length limited code without dc level
06/1991
06/18/1991US5025454 Pulse to zero digital (PZ) modulation
06/18/1991US5025328 Circuit for decoding binary information
06/18/1991US5025256 Data transmission code
06/11/1991US5023891 Method and circuit for decoding a Manchester code signal
06/11/1991US5023562 Digitizing circuit for demodulated digital data signals
06/04/1991US5022051 DC-free line code for arbitrary data transmission
05/1991
05/29/1991EP0429220A2 A method for coding a binary data string
05/21/1991US5017817 Basic circuitry particularly for construction of multivalued logic systems
05/16/1991WO1991007011A1 Self-synchronizing infra-red communication system
05/14/1991US5016258 Digital modulator and demodulator
05/14/1991CA1284193C Encoding and decoding system for electronic data communication system
05/08/1991EP0426034A2 A digital modulating circuit
05/08/1991EP0426033A2 Digital modulating apparatus and digital demodulating apparatus
05/07/1991US5013935 CMOS level detctor circuit
05/02/1991EP0425302A2 Digital phase lock loop decoder
05/01/1991CN1051109A Digital binary to ternary converter circuit
04/1991
04/18/1991WO1991005416A1 Collision detection using code rule violations of the manchester code
04/17/1991EP0151633B1 An interruptible voltage-controlled oscillator
03/1991
03/27/1991EP0419112A2 Serial data transmission
03/27/1991EP0418958A2 Method and device for converting an analog input signal into control codes and for synthesizing a corresponding output signal under the control of those control codes
03/26/1991US5003562 Digital phase lock loop decoder
03/21/1991WO1991003879A1 Circuit for the recognition of the wanted signal in a binary signal
03/20/1991EP0417072A1 An encoder/decoder system and methodology utilizing conservative coding with block delimiters, for serial communication
03/19/1991US5001728 Method and apparatus for demodulating a biphase signal
03/19/1991US5001726 Circuit for generating discrimination voltage level
03/13/1991EP0416930A2 Encoding and decoding circuit for run-length-limited coding
03/07/1991DE3928676A1 Schaltung zur erkennung eines nutzsignals in einem binaeren signal Circuit for detecting a useful signal in a binary signal
03/01/1991WO1991003813A1 Improved decoder circuit
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