Patents
Patents for G06T 9 - Image coding, e.g. from bit-mapped to non bit-mapped (26,107)
11/1993
11/09/1993US5260897 Signal processing circuit
11/09/1993US5260808 Image processing apparatus
11/09/1993US5260782 Adaptive DCT/DPCM video signal coding method
11/09/1993US5260693 Method and system for lossless and adaptive data compression and decompression
11/03/1993EP0568305A2 Data compression
11/03/1993EP0568046A2 Image coding/decoding apparatus
11/03/1993EP0567697A1 Method for spatial domain image compression
11/02/1993US5258836 Encoding of motion picture signal
10/1993
10/28/1993WO1993021734A1 A coding technique for high definition television signals
10/28/1993WO1993021731A1 Image reproducing apparatus
10/28/1993WO1993021725A2 Methods and apparatus for halftoning and inverse halftoning and the transmission of such images
10/28/1993WO1993021604A1 Mechanical user interface
10/28/1993WO1993021601A1 Improved method for image compression on a personal computer
10/28/1993WO1993021595A1 Media composer including pointer-based display of sequentially stored samples
10/28/1993WO1993010624A3 Progressive transmission of vector quantized data
10/26/1993US5257113 Video mixing technique using JPEG compressed data
10/20/1993EP0566277A1 Quantization control circuit
10/20/1993EP0566219A2 Image processing apparatus
10/20/1993EP0566202A1 Method and device for spatial filtering of block transform decoded digital images
10/20/1993EP0566185A1 Sub-set for coding images with up-date correction of the data to be coded and sub-set for decoding signals representing these images
10/19/1993US5255346 Method and apparatus for design of a vector quantizer
10/19/1993US5255105 Encoding image data
10/19/1993US5255090 Progressive transmission of vector quantized data
10/19/1993US5254990 Method and apparatus for compression and decompression of data
10/19/1993US5253936 Data communication apparatus and data communication method
10/14/1993WO1993020651A1 Method and apparatus for real time compression and decompression of a digital motion video signal
10/14/1993WO1993020650A1 Layered video coder
10/14/1993DE4310347A1 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
10/14/1993CA2133457A1 Method and apparatus for real time compression and decompression of a digital motion video signal
10/13/1993EP0565223A2 Method for compressing a digital image signal with ordering and formatting coded data and reconstructing partial images from the data
10/13/1993EP0565219A2 Image compression and decompression
10/13/1993EP0564618A1 Adaptive vision system
10/13/1993EP0564597A1 Systems and methods for coding even fields of interlaced video sequences
10/12/1993US5253078 System for compression and decompression of video data using discrete cosine transform and coding techniques
10/12/1993US5253075 Image signal coding/decoding system using adaptive quantization
10/12/1993US5253056 Spatial/frequency hybrid video coding facilitating the derivatives of variable-resolution images
10/12/1993US5253055 Efficient frequency scalable video encoding with coefficient selection
10/12/1993US5253054 Frame skip encoding apparatus for moving images
10/12/1993US5253053 Variable length decoding using lookup tables
10/12/1993CA1323094C Video telecommunication system and method for compressing and decompressing digital color video data
10/06/1993EP0564111A2 Improvements in the decoding of run length code data for storage in a bit map memory
10/05/1993US5251046 Hierarchy encoding system of multi-level image through dither conversion
10/05/1993US5251030 MC predicting apparatus
10/05/1993US5251029 Image encoding apparatus
10/05/1993US5251028 Apparatus for reducing quantization artifacts in an interframe hybrid coding system with motion compensation
09/1993
09/30/1993WO1993019557A1 Very low bit rate dual-standard picture coding method and codec therefor
09/30/1993WO1993019434A1 Image compression coder having improved bit rate control and block allocation
09/29/1993EP0562787A2 Image coding method and apparatus
09/29/1993EP0562672A2 Process of picture representation by data compression
09/29/1993EP0562420A2 Method and apparatus for vector coding of video transform coefficients
09/29/1993EP0562419A2 Variable length code word decoder for use in digital communication systems
09/29/1993EP0341272B1 System for producing pixel image data from ccitt encoded pixel data
09/28/1993US5249146 Dct/idct processor and data processing method
09/28/1993US5249066 Method and system for writing and reading coded data
09/28/1993US5249053 Filmless digital camera with selective image compression
09/28/1993US5249048 Interframe/interfield predictive encoding system
09/23/1993CA2091920A1 Apparatus and method for picture representation by data compression
09/22/1993EP0561593A2 Image compression apparatus
09/22/1993EP0561448A1 Coding and decoding a system and apparatus for a digital signal
09/21/1993US5247590 Signal encoding and decoding system
09/21/1993US5247589 Method for encoding color images
09/21/1993US5247357 Image compression method and apparatus employing distortion adaptive tree search vector quantization with avoidance of transmission of redundant image data
09/21/1993US5247348 Method for selecting reproduction quality of transmitted vector quantized data
09/16/1993WO1993018618A1 Time-varying image encoder
09/16/1993WO1993018616A1 Picture data encoding method
09/16/1993WO1993018611A1 Image-adaptive process for regulating the length of a quantification interval during image data reduction
09/16/1993WO1993018469A1 Image compression method and apparatus
09/16/1993WO1993017378A3 Method and apparatus for locating longest prior target string matching current string in buffer
09/15/1993EP0560577A2 Video compression coding and decoding with automatic sub-pixel frame/field motion compensation
09/15/1993EP0560413A2 Adaptive bit allocation for audio encoder and decoder
09/15/1993EP0559982A2 Image compression
09/15/1993EP0398881B1 Memory controller as for a video signal processor
09/14/1993US5245679 Data field image compression
09/14/1993US5245446 Image processing system
09/14/1993US5245441 Document imaging processing method and apparatus
09/14/1993US5245428 Television system for transmitting picture signals in a digital format
09/14/1993CA1322240C Method and system for compressing and decompressing digital color video statistically encoded data
09/08/1993EP0559376A1 Image processing apparatus
09/08/1993EP0559346A1 Method and apparatus for two-component signal compression
09/07/1993US5243667 System and method of image processing
09/07/1993US5243446 Adaptive clumped dithering with clump plane separation
09/07/1993US5243435 Method of decoding MR codes of continuous vertical mode data for the same change points
09/07/1993US5243420 Image encoding and decoding apparatus using quantized transform coefficients transformed orthogonally
09/07/1993US5243341 Lempel-Ziv compression scheme with enhanced adapation
09/07/1993CA2016762C Decoding device capable of forwardly and backwardly reproducing pictures with a high quality
09/04/1993WO1993018615A1 Very low bit rate image coding method and codec therefor
09/04/1993CA2102190A1 Method of coding images at very low data rate and coding/decoding device implementing this method
09/02/1993WO1993017524A1 Data compression system including significance quantizer
09/02/1993WO1993017519A1 Fractal coding of data
09/02/1993WO1993017393A1 Direct read of block compressed data file
09/02/1993WO1993017378A2 Method and apparatus for locating longest prior target string matching current string in buffer
09/01/1993EP0558377A1 Videocodec, especially for videophase
09/01/1993EP0558313A2 Image processing apparatus
09/01/1993EP0558292A1 Compression/expansion circuit
09/01/1993EP0558259A2 Video signal transmission
09/01/1993EP0557948A2 Motion compensating inter-frame predictive picture coding apparatus
09/01/1993CN1022012C Graphics images data compression method
08/1993
08/31/1993US5241603 Digital signal encoding apparatus
08/31/1993US5241401 Image signal encoding apparatus and method for controlling quantization step size in accordance with frame skip numbers
08/31/1993US5241395 Adaptive transform coding using variable block size