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)
12/1987
12/08/1987	US4712090 Data control circuits
12/03/1987	DE3614855A1 Tetrad adder in 5211 code
12/01/1987	US4710811 Highly efficient coding apparatus for a digital video signal
11/1987
11/25/1987	CN87103462A Discrete cosine transform arrangement
11/24/1987	US4709345 Apparatus for executing Chinese remainder theorem for residue decoding through quotient-remainder conversion
11/24/1987	US4709232 Matrix transcoding system in videotext systems
11/24/1987	US4709226 Circuitry for complementing binary numbers
11/19/1987	EP0245903A1 Discrete cosine transform arrangement
11/19/1987	EP0245621A2 Compression of multilevel signals
11/17/1987	US4707738 Adaptive process for the coding and decoding of a sequence of pictures by transformation and devices for performing this process
11/17/1987	US4707729 System for the line-wise compression of binary data of a picture field in a compression device, decompression device for use in such a system, and display device including such a decompression device
11/17/1987	US4707681 Method and apparatus for implementing optimum PRML codes
11/11/1987	EP0244729A1 Transmission method for DPCM values
11/10/1987	US4706265 Code converting system and method for band compression of digital signals
11/10/1987	US4706264 Digital data compression method and means
11/05/1987	WO1987006783A1 Method and device for recording and reading of numerical sound information signals
11/04/1987	EP0243708A1 Partial response maximum likelihood coding
11/04/1987	EP0243562A1 Improved voice coding process and device for implementing said process
11/03/1987	US4704040 Memory device and printing system for dot printer
11/03/1987	CA1228925A1 Data decoding apparatus
10/1987
10/28/1987	EP0242509A2 Method for encoding and decoding characters in a message to be transmitted between a first system and a second system
10/28/1987	EP0242413A1 Data reducing circuit with a differential pulse code modulator for video signals
10/27/1987	US4703516 Character image data compression system
10/27/1987	US4703480 Digital audio transmission
10/22/1987	DE3614058A1 Tetrad adder in 5211 code
10/22/1987	DE3613314A1 Tetrad adder in 5211 code
10/21/1987	EP0242258A1 Device for the execution of an algorithm (Leroux-Gueguen) for the coding of a signal by linear prediction
10/20/1987	US4701803 Image data compression apparatus
10/20/1987	US4701746 Device for converting code signals of one bit number into a code signal of a smaller bit number
10/20/1987	US4701745 Data compression system
10/20/1987	US4701744 Method and apparatus for compacting and de-compacting text characters
10/15/1987	DE3611996A1 Supplementary circuit for tetrad adder in 5211 code
10/15/1987	DE3608908A1 Tetrad adder in 5211 code
10/14/1987	EP0241170A1 Adaptive speech feature signal generation arrangement
10/14/1987	EP0241078A1 Memory comprising simultaneously addressable memory elements
10/14/1987	EP0240948A2 A method of and a device for digital signal coding by vector quantization
10/13/1987	US4700319 Arithmetic pipeline for image processing
10/13/1987	US4700299 Radiation image signal compression method and apparatus
10/13/1987	US4700294 Data storage system having means for compressing input data from sets of correlated parameters
10/13/1987	US4700175 Data communication with modified Huffman coding
10/07/1987	EP0240242A2 Television receiver comprising an apparatus for de-compacting compacted text characters
10/07/1987	EP0240146A2 Method and apparatus for the channelized serial transmission of redundantly encoded binary data
10/07/1987	EP0240123A2 Digital encoder and decoder synchronization in the presence of data dropouts
10/07/1987	EP0240055A1 Arrangement for compensating for non-linear distortion in an input signal to be digitized and an echo cancelling system comprising such an arrangement
10/07/1987	CN87102265A Method and apparatus for channelized serial transmission of redundantly encoded binary data
10/06/1987	US4698688 Image processing system
10/06/1987	US4698672 Coding system for reducing redundancy
10/06/1987	US4698617 ROM Protection scheme
10/06/1987	CA1227871A1 Digital data converting method and apparatus there of
09/1987
09/30/1987	EP0239076A2 Encoder capable of faithfully and adaptively encoding a moving image
09/29/1987	US4697104 Two stage decoder circuit using threshold logic to decode high-order bits and diode-matrix logic to decode low-order bits
09/23/1987	EP0238300A2 Serial digital signal processing circuitry
09/23/1987	EP0238254A2 Data compression using block list transform
09/22/1987	US4695971 Circuit for rapidly determining the greatest difference among three binary numerical values
09/15/1987	US4694336 Digital data transmission method
09/15/1987	US4694278 Integrable decoding circuit
09/15/1987	CA1226952A1 Apparatus for determination of the maximum difference between three numerical values
09/15/1987	CA1226946A1 Low bit-rate pattern coding with recursive orthogonal decision of parameters
09/09/1987	CN86107928A Digital companding circuit
09/02/1987	EP0234666A2 Digital-to-analog converter circuit
09/02/1987	EP0234640A1 DPCM decoding circuit
09/01/1987	US4691364 For use with a central processing unit
09/01/1987	US4691352 Arrangement for deciphering and decoding television pictures encoded in accordance with the MAC standard and scrambled at transmission by submitting the video signals to cyclic permutations
09/01/1987	CA1226369A1 Method and apparatus for data compression
08/1987
08/27/1987	WO1987005178A1 Method for digital data transmission
08/27/1987	DE3702207A1 System for transmitting information data
08/26/1987	EP0233383A1 Decoder circuit for a static RAM memory
08/25/1987	CA1226068A1 Digital quantizer
08/19/1987	EP0233096A1 Process for formatisation and deformatisation of data resulting from the coding of numerical information using a variable-length code, and arrangement for carrying out this process
08/18/1987	US4688016 Byte-wide encoder and decoder system for RLL (1,7) code
08/12/1987	EP0231736A2 Method and apparatus for arithmetic compression coding of binary numbers
08/11/1987	US4686512 Integrated digital circuit for processing speech signal
08/06/1987	DE3602808A1 Code device for variable word length
08/05/1987	EP0231020A2 Method of image signal encoding by orthogonal transformation
08/05/1987	EP0230714A2 Data transmission system
08/04/1987	US4685115 Apparatus for transmitting digital signals
08/04/1987	US4684923 Encoder with selective indication of compression encoding and decoder therefor
08/04/1987	US4684898 Temperature and process variation compensation for a delta demodulation decoder
08/04/1987	US4684829 CMOS tree decoder with speed enhancement by adjustment of gate width
07/1987
07/30/1987	DE3538691A1 Code-converting circuit for code conversion from 5211 code into decimal 1-out-of-10 code
07/29/1987	EP0230001A1 Method of and device for speech signal coding and decoding by subband analysis and vector quantization with dynamic bit allocation
07/28/1987	CA1224876A1 Data compression system and method for audio signals
07/21/1987	US4682330 Hierarchical test system architecture
07/21/1987	US4682152 Digital data companding
07/15/1987	EP0228696A2 ADPCM coder-decoder including partial band energy transition detection
07/15/1987	EP0228649A2 CMOS encoder circuit
07/14/1987	CA1224273A1 Method and apparatus for converting a digital data
07/14/1987	CA1224272A1 Method and apparatus for converting a digital signal
07/09/1987	DE3600117A1 Summand decomposition circuit
07/08/1987	EP0228124A1 Bus system
07/07/1987	US4679210 Soft-limited digital pulse compressor
07/07/1987	US4679094 Method for compression and transmission of video information
07/07/1987	CA1223965A1 High speed data compression and decompression apparatus and method
07/07/1987	CA1223964A1 Digital code converter
07/06/1987	EP0079333A4 High-speed arithmetic compression coding using concurrent value updating.
06/1987
06/30/1987	US4677671 Method and device for coding a voice signal
06/30/1987	US4677649 Data receiving apparatus
06/30/1987	US4677423 ADPCM coder-decoder including partial band energy transition detection
06/30/1987	US4677421 Digital information signal encoding method with reduced run length and improved self-clocking
06/23/1987	US4675870 Method of and apparatus for decoding a data stream which is protected by a multi-symbol error protection code

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