| 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) |
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| 02/03/1993 | EP0289080B1 System for subband coding of a digital audio signal |
| 02/02/1993 | US5184316 System for very efficiently coding by performing interblock and intrablock normalization |
| 02/02/1993 | US5184126 Method of decompressing compressed data |
| 01/28/1993 | DE4124482A1 Single-step coder with source word input - has specified number of source words, with specified work bit width |
| 01/27/1993 | EP0524625A2 Method and apparatus for communicating compressed video using trellis coded QAM |
| 01/27/1993 | EP0524264A1 Adaptive-block-length, adaptive-transform, and adaptive-window transform coder and decoder for high-quality audio. |
| 01/26/1993 | US5182773 Speaker-independent label coding apparatus |
| 01/21/1993 | DE4124483C1 Code conversion method between unit distance code and binary code - dividing into two groups, and feeding one to Johnson coder and other to Gray coder, via selective inversion circuit |
| 01/20/1993 | WO1993002528A1 Coding and decoding device for time-varying image |
| 01/20/1993 | CA2091579A1 Coding and decoding device for time-varying image |
| 01/19/1993 | US5181031 Method and apparatus for decoding huffman codes by detecting a special class |
| 01/19/1993 | CA1312955C Apparatus for real time data compressor |
| 01/14/1993 | DE4212811A1 Analoger decodierschaltkreis Analog decoding circuitry |
| 01/13/1993 | EP0522186A1 Multiplexer |
| 01/12/1993 | US5179711 Minimum identical consecutive run length data units compression method by searching consecutive data pair comparison results stored in a string |
| 01/12/1993 | US5179378 Method and apparatus for the compression and decompression of data using Lempel-Ziv based techniques |
| 01/05/1993 | US5177796 Image data processing of correlated images |
| 01/05/1993 | US5177482 Rll encoder and decoder with pipelined plural byte processing |
| 01/05/1993 | US5177480 Data communication having transmitter-controlled mode switching from compressed-to-transparent mode but local synchronous transmitter-controlled and receiver-controlled mode switching from transparent-to-compressed mode |
| 01/05/1993 | CA1312382C Arrangement for dpcm-coding with high data rate |
| 12/30/1992 | EP0520650A1 Low power signaling using gray codes |
| 12/30/1992 | EP0520068A1 Encoder/decoder for multidimensional sound fields. |
| 12/29/1992 | US5175545 Data coding system in a magnetic recording apparatus |
| 12/29/1992 | US5175543 Dictionary reset performance enhancement for data compression applications |
| 12/29/1992 | US5175446 For decoding a digital signal |
| 12/23/1992 | WO1992022891A1 Variable rate vocoder |
| 12/23/1992 | CA2635914A1 Error masking in a variable rate vocoder |
| 12/22/1992 | US5173695 High-speed flexible variable-length-code decoder |
| 12/22/1992 | US5173693 Position encoder using a pseudo-random coding sequence |
| 12/22/1992 | US5173616 Code setting circuit |
| 12/16/1992 | EP0518314A2 Motion compensated predicting apparatus |
| 12/16/1992 | EP0517834A1 Image data compression using adaptive block size selection |
| 12/15/1992 | US5172393 Circuit arrangement for channel-specific processing of a multi-channel input signal |
| 12/15/1992 | US5172359 System for recording digital data |
| 12/15/1992 | US5172228 Image compression method and apparatus employing distortion adaptive tree search vector quantization |
| 12/10/1992 | WO1992022141A1 Data compression using multiple levels |
| 12/10/1992 | WO1992022137A1 Low computational-complexity digital filter bank |
| 12/10/1992 | CA2103445A1 Data compression usin multipel levels |
| 12/09/1992 | EP0517141A2 High efficiency coding signal processing apparatus with error propagation influence reduction |
| 12/08/1992 | US5170297 Current averaging data separator |
| 12/08/1992 | CA1311301C Bit string compressor with boolean operation processing capability |
| 12/02/1992 | EP0516331A2 High-speed and low-power consumption decoder unit implemented by emitter-coupled logic circuit |
| 12/02/1992 | EP0515424A1 Coding circuit. |
| 12/02/1992 | CN1019340B Recording and reproducing device |
| 12/01/1992 | CA1311060C Method and apparatus for multiplexed vector quantization |
| 11/25/1992 | EP0515154A1 Idle channel tone and periodic noise suppression for sigma delta modulators using high level dither |
| 11/25/1992 | EP0514949A2 Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio |
| 11/25/1992 | EP0514777A2 A disparity detection circuit for a 2-bit to 4-bit coded signal decoder |
| 11/24/1992 | US5166981 Adaptive predictive coding encoder for compression of quantized digital audio signals |
| 11/24/1992 | US5166686 Variable length block coding with changing characteristics of input samples |
| 11/24/1992 | US5166684 Variable length encoder having sign bit separation |
| 11/24/1992 | US5166554 Activates a selected word line output in response to input address |
| 11/19/1992 | EP0514053A2 Encoding of motion picture signal |
| 11/19/1992 | EP0513860A2 Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio |
| 11/19/1992 | EP0513241A1 Sigma delta modulator. |
| 11/18/1992 | CN1066337A Digital modulating method and digital modulating apparatus |
| 11/17/1992 | CA2017384C Transformation coding device |
| 11/12/1992 | WO1992020191A1 Video signal decompression apparatus for independently compressed even and odd field data________________________________________ |
| 11/11/1992 | EP0512723A2 Analogue-to-digital converters, digital-to-analogue converters, and digital modulators |
| 11/10/1992 | US5162795 Coding and decoding apparatus of variable length data |
| 11/04/1992 | EP0511817A1 Noise shaper circuit |
| 11/04/1992 | EP0511692A2 Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio |
| 11/04/1992 | EP0511373A1 Dc-free line code and bit and frame synchronization for arbitrary data transmission |
| 11/04/1992 | CA2067635A1 Analogue-to-digital converters, digital-to-analogue converters, and digital modulators |
| 11/03/1992 | US5161205 Processing picture signals |
| 11/03/1992 | US5161171 Digital data transmitting apparatus |
| 11/03/1992 | US5161117 Floating point conversion device and method |
| 11/03/1992 | US5161030 Method and circuit for enhancing image quality of a video tape recorder (vtr) using motion adaptive spectrum folding method |
| 10/30/1992 | WO1992020176A1 Vocabulary memory allocation for adaptive data compression of frame-multiplexed traffic |
| 10/29/1992 | WO1992019074A1 Encoder and decoder |
| 10/28/1992 | EP0511095A1 Coding and decoding method and apparatus for a digital signal |
| 10/28/1992 | EP0510929A2 Image processing apparatus and method |
| 10/28/1992 | EP0510921A2 Image processing apparatus |
| 10/28/1992 | EP0510627A2 Encoding and decoding devices |
| 10/28/1992 | EP0510504A2 Use of "ping-pong" for optical transmission |
| 10/28/1992 | EP0510116A1 Method and apparatus for providing maximum rate modulation or compression encoding and decoding |
| 10/27/1992 | US5159336 Tape controller with data compression and error correction sharing a common buffer |
| 10/27/1992 | CA2066972A1 Process for bidirectional transmission of data |
| 10/21/1992 | EP0509743A2 Image processing method and device for the same |
| 10/21/1992 | CN1065565A Coding method for digital audio signal |
| 10/20/1992 | US5157760 Digital signal encoding with quantizing based on masking from multiple frequency bands |
| 10/20/1992 | US5157742 Motion image data compression system |
| 10/20/1992 | US5157283 Tree decoder having two bit partitioning |
| 10/19/1992 | CA2063972A1 Method and apparatus for determining a quantizing factor for multi-generation data compression/decompression processes |
| 10/15/1992 | WO1992017844A1 Solid-state ram data storage for virtual memory computer using fixed-size swap pages |
| 10/14/1992 | EP0284627B1 Digital audio companding and error conditioning |
| 10/13/1992 | US5155743 Digital data converter |
| 10/13/1992 | US5155592 Image processing system |
| 10/13/1992 | US5155489 Segmented encoder and digital memory particularly for flash analog-to-digital converters |
| 10/13/1992 | US5155485 Digital modulating apparatus and digital demodulating apparatus |
| 10/13/1992 | US5155484 Fast data compressor with direct lookup table indexing into history buffer |
| 10/13/1992 | CA1308811C Method and apparatus for implementing a prml code |
| 10/07/1992 | EP0507601A2 Image processing method and apparatus |
| 10/07/1992 | EP0507499A2 Orthogonal transform coding apparatus for digital audio signals |
| 10/07/1992 | EP0480012A4 Multiaccumulator sigma-delta fractional-n synthesis |
| 10/07/1992 | CN1065167A Run-length-limited code length-undefined modulating demodulating method and its implementation circuit |
| 10/06/1992 | US5153591 Method and apparatus for encoding, decoding and transmitting data in compressed form |
| 10/01/1992 | WO1992016891A1 Numerical expression converter and vector processor using the same |
| 10/01/1992 | DE4110400A1 Verfahren zur kompression von bilddaten A method for compression of image data |
| 09/30/1992 | WO1992017942A1 Method of encoding digital signals |