Patents
Patents for G06T 9 - Image coding, e.g. from bit-mapped to non bit-mapped (26,107)
08/1993
08/31/1993US5241383 Pseudo-constant bit rate video coding with quantization parameter adjustment
08/31/1993US5241381 Video signal compression using 2-d adrc of successive non-stationary frames and stationary frame dropping
08/29/1993WO1993017503A1 Data compression using hashing
08/29/1993CA2130897A1 Data compression using hashing
08/26/1993DE4243984A1 Telefax or colour television image coding system
08/26/1993DE4237547A1 Telefax or colour television image coding system
08/26/1993DE4226420A1 Control of data compressed recording and playback of multiple source video signals - has microcomputer controlled compression with sequential playback to expansion unit with error correction
08/25/1993EP0556654A1 A method for compressing color image data
08/25/1993EP0556507A1 Image signal coding and decoding apparatus
08/24/1993CA1321645C Method and system for voice coding based on vector quantization
08/19/1993WO1993016462A1 Method of unpacking of an image and a vector processor for carrying out this method
08/19/1993WO1993011629A3 Document image compression system and method
08/18/1993EP0556030A1 Spatial bandwidth testing for digital data-compressed video system
08/18/1993EP0320511B1 Block adaptive linear predictive coding with adaptive gain and bias
08/17/1993US5237686 Multiprocessor type time varying image encoding system and image processor with memory bus control table for arbitration priority
08/17/1993US5237624 Reproduction of image pattern data
08/17/1993US5237410 Video signal encoding apparatus utilizing control of quantization step size for improved picture quality
08/17/1993US5237409 Color image forming apparatus using color compressed color data
08/17/1993US5237397 Compressing the digital data
08/11/1993EP0555095A2 Method for compressing and extending an image by transforming orthogonally and encoding the image
08/11/1993EP0555061A1 Method and apparatus for compressing and extending an image
08/11/1993EP0555017A2 Geometric vector quantization
08/11/1993EP0555016A2 Dynamic bit allocation for three-dimensional subband video coding
08/11/1993EP0554871A2 Method and apparatus for encoding a digital image signal
08/10/1993US5235420 Multilayer universal video coder
08/10/1993US5235418 Method and apparatus for low frequency removal in vector quantization
08/08/1993CA2088863A1 Method and apparatus for compressing and extending an image
08/08/1993CA2088862A1 Method for compressing and extending an image by transforming orthogonally and encoding the image
08/05/1993WO1993012481A3 Buffer and frame indexing
08/04/1993EP0554086A2 High-efficiency encoder and video information recording/reproducing apparatus
08/04/1993EP0553837A1 Moving-image signal encoding apparatus
08/04/1993EP0553650A1 Apparatus and methods for transmitting compressed digital image signals
08/04/1993EP0553361A1 Image data compression apparatus
08/03/1993US5233671 Image coding method for coding characters using a modified Bezier curve
08/03/1993US5233629 Method and apparatus for communicating digital data using trellis coded qam
08/03/1993US5233434 Compact disk graphics system
08/03/1993US5233348 Variable length code word decoder for use in digital communication systems
08/03/1993CA1321013C Variable threshold quantification process in encoding by transformation for the transmission of image signals
08/03/1993CA1321011C Compatible television system with companding of auxiliary signal encoding information
08/03/1993CA1321010C Video-signal coder with dpcm and adaptive prediction
07/1993
07/28/1993EP0552927A2 Waveform prediction method for acoustic signal and coding/decoding apparatus therefor
07/28/1993EP0552908A2 Decoding apparatus
07/28/1993EP0552791A2 Apparatus and method for extracting outline data and encoding image data using the outline data
07/28/1993EP0552639A1 Separable subsampling of digital image data with general periodic symmetry
07/28/1993EP0552544A1 An improved method for decoding compressed images
07/27/1993US5231487 Storage of video signals
07/27/1993US5231485 Method and apparatus for transforming between fixed-rate vector quantized data and variable rate vector quantized data
07/27/1993US5231484 Motion video compression system with adaptive bit allocation and quantization
07/22/1993WO1993014600A1 Method and apparatus for compression and decompression of color image data
07/21/1993EP0551990A1 Digital video compression method and apparatus
07/21/1993EP0551672A2 Method of and system for transmitting and receiving digitally encoded video images
07/21/1993EP0551599A1 Motion picture data decoding system
07/21/1993CN1074574A Digital video compression method and apparatus
07/20/1993US5230038 Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
07/20/1993US5229866 Image processing system for reducing wait time before image data transfer to an image output section
07/20/1993US5229864 Device for regenerating a picture signal by decoding
07/20/1993US5229863 High speed CCITT decompressor
07/20/1993US5229768 Adaptive data compression system
07/20/1993CA1320563C Moving image signal coding system
07/14/1993EP0551012A2 Image processing method and apparatus therefor
07/14/1993EP0550843A1 Statistical multiplexer for a multichannel image compression system
07/14/1993EP0550657A1 A method of, and system for, coding analogue signals.
07/13/1993US5228098 Adaptive spatio-temporal compression/decompression of video image signals
07/13/1993US5228097 Method for registering image data
07/13/1993US5228028 System including packet structure and devices for transmitting and processing output information from a signal encoder
07/13/1993US5227878 Adaptive coding and decoding of frames and fields of video
07/13/1993US5227877 High-efficient coding apparatus for video signal
07/13/1993US5227789 Modified huffman encode/decode system with simplified decoding for imaging systems
07/13/1993US5227788 Method and apparatus for two-component signal compression
07/08/1993WO1993013626A1 Image data coding method, image data decoding method, image data coding device, image data decoding device, and image recording medium
07/08/1993WO1993013624A1 Method and apparatus for encoding a digital motion video signal using pyramid specific filtering
07/08/1993WO1993013497A1 Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runglength encoding
07/07/1993EP0550247A1 Compression/expansion of image data
07/07/1993EP0550012A2 Apparatus for compression encoding video signals
07/07/1993EP0549813A1 Coding and decoding device for time-varying image
07/06/1993US5226116 Apparatus for converting vector data of characters into dot data having means for reducing frequency of required data conversion
07/06/1993US5226093 Motion vector detection and band compression apparatus
07/01/1993DE4244563A1 Priority decision method for European HDTV coding system - reconstructing motion estimates for blocks of original picture after reduction in number or size
06/1993
06/30/1993EP0549470A1 Variable length-adaptive image data compression method and apparatus
06/30/1993EP0549351A2 Image processing method and apparatus
06/30/1993EP0548080A1 Image data encoding and compression
06/29/1993US5223926 Compression of video signals
06/24/1993WO1993012613A1 Quantization table adjustment
06/24/1993WO1993012610A1 Method and apparatus for compression of images
06/24/1993WO1993012481A2 Buffer and frame indexing
06/24/1993CA2125868A1 Method and apparatus for compression of images
06/24/1993CA2125788A1 Buffer and frame indexing
06/23/1993EP0547826A1 B-adaptive ADPCM image data compressor
06/23/1993EP0547696A1 System for the transmission and/or storage of signals corresponding to textured images
06/22/1993US5222207 Method and system for determining segment types in figure represented by straight short vectors
06/22/1993US5222189 Low time-delay transform coder, decoder, and encoder/decoder for high-quality audio
06/22/1993US5222158 Pattern recognition apparatus
06/22/1993CA1319421C Memory controller as for a video signal processor
06/22/1993CA1319419C Signal coding
06/22/1993CA1319418C Digital video decompression system
06/16/1993EP0546863A2 Data compression apparatus
06/16/1993EP0473713A4 Apparatus and method for image procession
06/16/1993CN1073313A Apparatus for video data quantization control
06/15/1993US5220647 Image processing method
06/15/1993US5220616 Image processing