Patents
Sitemap › H03 - Basic electronic circuitry › H03M - Coding, decoding or code conversion, in general › H03M 7 - Conversion of a code where information is represented by a given sequence or number of digits to a code where the same information is represented by a different sequence or number of digits
Patents for H03M 7 - Conversion of a code where information is represented by a given sequence or number of digits to a code where the same information is represented by a different sequence or number of digits (33,242)
12/1986
12/16/1986US4630007 Delta modulated signal sampling rate converter using digital means
12/09/1986CA1215177A1 Adaptive differential pcm coding
12/02/1986US4626829 Data compression using run length encoding and statistical encoding
12/02/1986US4626826 Method and apparatus for encoding and decoding an NRZI digital signal with low DC component and minimum low frequency components
12/02/1986US4626825 Logarithmic conversion apparatus
12/02/1986US4626824 Apparatus and algorithm for compressing and decompressing data
11/1986
11/26/1986EP0202910A2 Decoder circuit for a semiconductor memory device
11/26/1986EP0202684A2 Method for selectively driving electrical circuits and circuit for performing the method
11/21/1986EP0152430A4 Apparatus and methods for coding, decoding, analyzing and synthesizing a signal.
11/20/1986EP0201982A2 A delta modulation decoder
11/20/1986EP0201679A1 Method for reducing the image data of digital television signals
11/20/1986EP0201564A1 Symbolic tokenizer for words and phrases
11/19/1986CN86102400A Facsimile decoding circuits
11/19/1986CN85103985A Data-converting block
11/18/1986US4623875 Coding device for image processing apparatus
11/18/1986US4623872 Circuit for CSD-coding of a binary number represented in two's complement
11/18/1986CA1214280A1 Quantizer for a dpcm-coder
11/18/1986CA1214279A1 Digital dpcm-coders of high processing speed
11/18/1986CA1214278A1 Transmission system using differential pulse code modulation with adaptive prediction
11/18/1986CA1214261A1 Combined intraframe and interframe transform coding system
11/11/1986US4622585 Compression/decompression system for transmitting and receiving compressed picture information arranged in rows and columns of pixels
11/05/1986EP0200239A2 Digital polyphase filter bank with maximum sampling-rate reduction
11/05/1986EP0200124A2 Decoding method and encoder-decoder for cyclic codes
11/05/1986CN86102403A Facsimile coding circuits
10/1986
10/29/1986EP0199088A2 Method and apparatus for modifying a run-length limited code
10/29/1986EP0199065A2 Method and apparatus for message compression in a facsimile communication system
10/29/1986EP0199035A2 Adaptive method for character data compression
10/29/1986EP0198924A1 Signal processing system
10/28/1986US4620311 Method of transmitting information, encoding device for use in the method, and decoding device for use in the method
10/21/1986US4618846 Data coding
10/21/1986CA1213061A1 Digital encoding and decoding apparatus
10/15/1986EP0197527A2 Method for the digital transmission of information
10/15/1986EP0197165A1 Circuit for compressing data for digital video signals with a difference pulse code modulator
10/14/1986US4617552 Method and apparatus for converting a digital data
10/14/1986CA1212728A1 Digital sub-band filters
10/07/1986US4616211 Detecting codewords
10/01/1986EP0196191A2 Method and apparatus for transforming prestel codes to naplps codes
10/01/1986EP0196046A2 Image size reduction technique
10/01/1986CN86101610A Data reduction circuit with a differential pulse code modulator
09/1986
09/30/1986US4614935 Log and antilog functions for video baseband processing
09/23/1986US4613774 Unitary multiplexer-decoder circuit
09/23/1986CA1211846A1 Bit compression coding with embedded signaling
09/17/1986CN85103338A Method of pulse compressed weighting of baker code
09/16/1986US4612532 Data compression apparatus and method
09/16/1986CA1211570A1 Method of coding a sequence of blocks of binary data bits into a sequence of blocks of binary channel bits, arrangement for demodulating the data bits coded in accordance with the method, and recording medium having an information structure containing
09/12/1986WO1986005343A1 Line transmission systems
09/12/1986WO1986005342A1 Optical signal processing
09/12/1986WO1986005339A1 Data transmission
09/12/1986WO1986005309A1 Signal generation
09/10/1986EP0193553A1 Data compression and expansion system for the transfer or storage of data
09/09/1986US4611233 Digital non-addition mixing apparatus for video signals
09/09/1986CA1211219A1 Digital data code conversion circuit for variable- word-length data code
09/03/1986EP0193409A2 Integrated digital circuit for processing speech signal
09/03/1986EP0193143A2 Audio signal transmission method
09/03/1986CN85107067A Method and circuit for converting integer into residue code block
09/02/1986US4610027 Method for converting a bit map of an image to a run length or run end representation
09/02/1986US4610018 Pulse code modulation translators
09/02/1986US4609907 Dual channel partial response system
08/1986
08/27/1986EP0192437A2 Methods and apparatus for binary-to-decimal interconversion
08/26/1986US4608652 Method of displaying a logic signal
08/26/1986US4608554 Asynchronous parallel fixed point converter
08/26/1986CA1210517A1 Broadband transmission on limited bandwidth digital line
08/26/1986CA1210515A1 Method of encoding a stream of data bits, device for carrying out the method, and device for decoding a stream of data bits
08/12/1986CA1209706A1 Transmitting a digital signal and an additional signal
08/12/1986CA1209705A1 Digital code translator
08/12/1986CA1209704A1 Generator of encoding or decoding 8-bit bytes which can be used in a videography system
08/12/1986CA1209703A1 Method and apparatus for encoding binary data
08/06/1986EP0189703A1 Method for the adaptive transform coding and decoding of a picture sequence, and device for carrying out such a method
08/05/1986CA1209274A1 Context redundancy text compression
08/05/1986CA1209265A1 Method and apparatus for encoding a binary digital information signal
07/1986
07/29/1986CA1208791A1 Real-time hierarchal pyramid signal processing apparatus
07/29/1986CA1208787A1 Data compression
07/29/1986CA1208786A1 Data compression
07/17/1986WO1986004198A1 Digital signal transmission device
07/16/1986EP0187185A2 Switching device for delta-modulated signals
07/15/1986US4600901 Switched capacitance feedback control circuit and sigma-delta modulator using same
07/15/1986CA1207911A1 Variable word length encoder
07/15/1986CA1207910A1 Arrangement for encoding and decoding information signals
07/02/1986EP0186444A2 Highly efficient coding apparatus for digital video signal
07/02/1986EP0186239A1 Integrated circuit comprising capacitances of different capacitance values
07/01/1986US4598411 On-the-fly data compression system
07/01/1986US4598326 Digital recording apparatus with disparity reducing encoder
07/01/1986US4598267 Method and apparatus for converting a digital signal
06/1986
06/25/1986EP0185425A1 Method of, and device for, decoding a repeatedly accesible information stream which is protected by a symbol-correction code
06/24/1986US4597057 Machine implemented method of compressing and storing information
06/18/1986EP0184803A2 Sequential-logic integrated-circuit for PCM compression
06/17/1986US4596039 Method for converting an image from a run end or run length representation to a bit map
06/17/1986CA1206280A1 Multirate digital transmission method and device for implementing said method
06/11/1986EP0184109A1 Method and arrangement for signalling over a digital transmission link
06/11/1986EP0184005A2 Processor-assisted communication system using tone-generating telephones
06/10/1986US4594726 Dedithering circuitry in digital TV receiver
06/10/1986CN85109668A Integrated circuit comprising capacitances of different capacitance values
06/05/1986EP0141819A4 Short-protected buffer circuit.
06/04/1986EP0183484A2 Character compression encoding
06/04/1986EP0182915A1 Apparatus for transmitting digital signals
06/04/1986EP0182792A1 System for compressing aircraft flight data utilizing a multilevel time format
06/03/1986US4593267 Digital data code conversion circuit for variable-word-length data code
05/1986
05/28/1986EP0181856A1 Triangle and pyramid signal transforms and apparatus
05/27/1986US4591825 Analog-to-digital-converter and related encoding technique
05/22/1986WO1986003039A1 Symbolic tokenizer for words and phrases
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