| 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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| 12/07/1993 | US5268686 Data compression method |
| 12/07/1993 | US5268685 Apparatus with transient-dependent bit allocation for compressing a digital signal |
| 12/02/1993 | DE4234628C1 Binary to duo-binary code converter for television digital audio signal - uses digital circuits comprising inverters and logic gates to provide three output logic conditions |
| 12/01/1993 | EP0572263A2 Variable length code decoder for video decompression operations |
| 12/01/1993 | EP0572262A2 Decoder for compressed video signals |
| 11/30/1993 | US5267037 Interframe-coded output data amount control system |
| 11/30/1993 | CA2014936C Efficient encoding/decoding in the decomposition and recomposition of a high resolution image |
| 11/29/1993 | CA2096585A1 Decoder for compressed video signals |
| 11/29/1993 | CA2096584A1 Variable length code decoder for video decompression operations |
| 11/24/1993 | EP0571171A2 Video data encoding and decoding method and apparatus |
| 11/24/1993 | CN1078832A Apparatus and method for data compression using signal-weighted quantizing bit allocation |
| 11/23/1993 | US5264848 Data compression/decompression with aliasing error reduction |
| 11/23/1993 | US5264847 Data decoder |
| 11/23/1993 | US5264846 Coding apparatus for digital signal |
| 11/18/1993 | EP0570131A1 Compression encoding and decoding of digital audio signals |
| 11/18/1993 | EP0570127A2 A motion estimating device for producing variable length coded motion vector |
| 11/18/1993 | EP0569989A2 Linear signal reconstruction system and method |
| 11/16/1993 | US5263119 Gain-shape vector quantization method and apparatus |
| 11/16/1993 | US5263088 Adaptive bit assignment transform coding according to power distribution of transform coefficients |
| 11/16/1993 | US5262776 Process for use with lempel/gin encoding |
| 11/11/1993 | WO1993022842A1 Method for data compression having an improved encoding algorithm which utilizes a token stacking technique |
| 11/11/1993 | WO1993022720A2 Process for finding the reciprocal of a divisor by stepwise approximation |
| 11/11/1993 | CA2131823A1 Method for data compression having an improved encoding algorithm which utilizes a token stacking technique |
| 11/10/1993 | EP0207171B1 Digital signal transmission device |
| 11/09/1993 | US5260980 Digital signal encoder |
| 11/09/1993 | US5260917 Signal reproduction apparatus |
| 11/09/1993 | US5260782 Adaptive DCT/DPCM video signal coding method |
| 11/09/1993 | US5260781 Data compression apparatus and method |
| 11/09/1993 | US5260706 Priority encoder |
| 11/09/1993 | US5260693 Method and system for lossless and adaptive data compression and decompression |
| 11/03/1993 | EP0568305A2 Data compression |
| 11/03/1993 | EP0568290A1 Audio coding device and method therefor |
| 11/03/1993 | EP0568046A2 Image coding/decoding apparatus |
| 11/02/1993 | US5259001 ADPCM decoder with an integral digital receive gain and method therefor |
| 11/02/1993 | US5258836 Encoding of motion picture signal |
| 10/26/1993 | US5257287 Automatic polarity detection and correction method and apparatus employing linkpulses |
| 10/26/1993 | US5257215 Floating point and integer number conversions in a floating point adder |
| 10/20/1993 | EP0566219A2 Image processing apparatus |
| 10/19/1993 | US5255346 Method and apparatus for design of a vector quantizer |
| 10/19/1993 | US5254991 Method and apparatus for decoding Huffman codes |
| 10/19/1993 | US5254990 Method and apparatus for compression and decompression of data |
| 10/19/1993 | CA1323423C Data recording and/or reproducing method and data recording medium |
| 10/14/1993 | WO1993020501A1 Integer-based 18-bit rgb to 5-bit gray scale conversion device and method therefor |
| 10/14/1993 | WO1993015558A3 Information compaction system |
| 10/14/1993 | DE4310347A1 Producing zigzag addresses for discrete cosine transformation in image data band compression - involves forming address for a stage from previous stage address using stored line and column differentials |
| 10/13/1993 | EP0565223A2 Method for compressing a digital image signal with ordering and formatting coded data and reconstructing partial images from the data |
| 10/13/1993 | EP0565219A2 Image compression and decompression |
| 10/13/1993 | EP0285276B1 Coding of acoustic waveforms |
| 10/12/1993 | US5253325 Data compression with dynamically compiled dictionary |
| 10/12/1993 | US5253078 System for compression and decompression of video data using discrete cosine transform and coding techniques |
| 10/12/1993 | US5253056 Spatial/frequency hybrid video coding facilitating the derivatives of variable-resolution images |
| 10/12/1993 | US5253053 Variable length decoding using lookup tables |
| 10/12/1993 | US5252974 Encoder with error correction particularly for flash analog-to-digital converters |
| 10/12/1993 | US5252973 Apparatus for digital-to-analogue conversion |
| 10/07/1993 | DE4210833A1 Optical device for conversion of numbers from residue to denominational notation - uses superimposed interference patterns detected to provide corresponding beams with value in denominational number system obtained at intersection of obtained light strips |
| 10/06/1993 | EP0564227A1 Image encoding apparatus and method |
| 10/06/1993 | EP0564111A2 Improvements in the decoding of run length code data for storage in a bit map memory |
| 10/06/1993 | EP0564089A1 A method and appartus for the perceptual coding of audio signals |
| 10/06/1993 | EP0563832A1 Stereo audio encoding apparatus and method |
| 10/05/1993 | US5251321 Binary to binary coded decimal and binary coded decimal to binary conversion in a VLSI central processing unit |
| 10/05/1993 | US5251030 MC predicting apparatus |
| 10/05/1993 | US5250949 System and method for data compression using multiple codewords and transmitted indices |
| 09/30/1993 | WO1993019536A1 Data compression process during storage and/or transmissioin of digital audio signals for studio applications with perceptive coding and variable length code |
| 09/30/1993 | WO1993019418A1 Method and apparatus for reduced-complexity viterbi-type sequence detectors |
| 09/30/1993 | CA2131806A1 Data compression process during storage and/or transmission of digital audio signals for studio applications with perceptive coding and variable length code |
| 09/29/1993 | EP0562672A2 Process of picture representation by data compression |
| 09/29/1993 | EP0562419A2 Variable length code word decoder for use in digital communication systems |
| 09/29/1993 | EP0341272B1 System for producing pixel image data from ccitt encoded pixel data |
| 09/28/1993 | US5249220 Handheld facsimile and alphanumeric message transceiver operating over telephone or wireless networks |
| 09/23/1993 | CA2091920A1 Apparatus and method for picture representation by data compression |
| 09/21/1993 | US5247357 Image compression method and apparatus employing distortion adaptive tree search vector quantization with avoidance of transmission of redundant image data |
| 09/21/1993 | CA1322417C Multistage data compression system |
| 09/16/1993 | WO1993018616A1 Picture data encoding method |
| 09/16/1993 | WO1993018611A1 Image-adaptive process for regulating the length of a quantification interval during image data reduction |
| 09/16/1993 | WO1993017378A3 Method and apparatus for locating longest prior target string matching current string in buffer |
| 09/15/1993 | EP0560413A2 Adaptive bit allocation for audio encoder and decoder |
| 09/15/1993 | EP0559982A2 Image compression |
| 09/15/1993 | EP0559824A1 Binary data communication system |
| 09/15/1993 | EP0559732A1 Digital data converter. |
| 09/14/1993 | US5245662 Speech coding system |
| 09/14/1993 | US5245614 Vocabulary memory allocation for adaptive data compression of frame-multiplexed traffic |
| 09/14/1993 | US5245345 Digital-to-analog converter with delta-sigma modulation |
| 09/14/1993 | US5245344 High order switched-capacitor filter with dac input |
| 09/14/1993 | US5245338 High-speed variable-length decoder |
| 09/14/1993 | US5245337 Data compression with pipeline processors having separate memories |
| 09/08/1993 | EP0559593A1 Method and apparatus for data compression and decompression for a transmission system |
| 09/08/1993 | EP0559377A2 Noise shaping circuit |
| 09/08/1993 | EP0559348A2 Rate control loop processor for perceptual encoder/decoder |
| 09/08/1993 | EP0559346A1 Method and apparatus for two-component signal compression |
| 09/07/1993 | US5243435 Method of decoding MR codes of continuous vertical mode data for the same change points |
| 09/07/1993 | US5243348 Partitioned digital encoder and method for encoding bit groups in parallel |
| 09/07/1993 | US5243345 Sigma-delta modulator having a plural order loop filter with successive filter sections of successively smaller signal excursion range |
| 09/07/1993 | US5243342 Integrated PCM level control and conversion using a lookup table |
| 09/07/1993 | US5243341 Lempel-Ziv compression scheme with enhanced adapation |
| 09/02/1993 | WO1993017519A1 Fractal coding of data |
| 09/02/1993 | WO1993017508A1 Filtering method and device for reducing digital audio signal pre-echoes |
| 09/02/1993 | WO1993017393A1 Direct read of block compressed data file |
| 09/02/1993 | WO1993017378A2 Method and apparatus for locating longest prior target string matching current string in buffer |
| 09/01/1993 | CN1022012C Graphics images data compression method |
| 08/31/1993 | US5241603 Digital signal encoding apparatus |