Matches 1 - 35 out of 35
Match Document Document Title
7283587 Distortion measurement  
A method, apparatus, and system for measuring a distance between two points that includes measuring a distance intermediate a first data point and a second data point in each of two dimensions and...
7242988 Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore  
The need for a more-readily usable interface for programmable devices is widely recognized. The present invention relates to programmable sequencing devices, or, more particularly, the remote...
EP0787410B1 DELAY DETECTOR APPARATUS AND METHOD FOR PLURAL IMAGE SEQUENCES  
Abstract not available for EP0787410 Abstract of corresponding document: US5530483 The apparatus and method described herein shows a system of determining the delay of a delayed version of a...
7031391 Narrowband video codec  
A narrowband video codec for generating an output stream of control, data, and error correction bits includes means for framing the outputs control and data bits into a series of sequential frames...
6742046 Network system and terminal apparatus  
A moving image network system which has high response to a moving image transmission request and prevents interruption of a moving image signal. Upon transmitting moving image data from terminal 1...
EP0658263B1 IMPROVED VECTOR QUANTIZATION  
Abstract not available for EP0658263 Abstract of corresponding document: US5649030 Improved method and apparatus for vector quantization (VQ) to build a codebook for the compression of data. The...
6640145 Media recording device with packet data interface  
An intelligent media device, comprising a packet data communications interface; a media communication interface for receiving audio and/or video data; a digital memory for persistently storing...
6473464 Method and apparatus for processing video pictures, especially for false contour effect compensation  
With the new plasma display panel technology new kinds of artefacts can occur in video pictures. These artefacts are commonly described as “dynamic false contour effect”, since they correspond...
6418424 Ergonomic man-machine interface incorporating adaptive pattern recognition based control system  
An adaptive interface for a programmable system, for predicting a desired user function, based on user history, as well as machine internal status and context. The apparatus receives an input from...
6400996 Adaptive pattern recognition based control system and method  
An adaptive interface for a programmable system, for predicting a desired user function, based on user history, as well as machine internal status and context. The apparatus receives an input from...
5907316 Method of and apparatus for displaying halftone images  
A method displays a halftone image on a display unit by using a frame division technique that divides each frame of the halftone image into subframes each having a specific sustain discharge period...
5889891 Universal codebook vector quantization with constrained storage  
Vectors associated with multiple sources are quantized with a codebook. A mapping function associates each source with a subset of codevectors in the codebook, each subset being defined prior to...
5861923 Video signal encoding method and apparatus based on adaptive quantization technique  
A method and apparatus encodes primary blocks included in an image signal based on the adaptive quantization technique. First, each primary block is divided into first subblocks of M×N data...
5822465 Image encoding by vector quantization of regions of an image and codebook updates  
Improved method and apparatus for vector quantization (VQ) to build a codebook for the compression of data. The codebook or "tree" is initialized by establishing N initial nodes and creating the...
5781196 Video compression by extracting pixel changes exceeding thresholds  
A video processing system employs a microcomputer 11 which functions to effecting real-time on-screen functions on original video images for storage on an optical disc 28. The system employs an...
5751368 Delay detector apparatus and method for multiple video sources  
The apparatus and method described herein shows a system of determining the delay of a delayed version of a sequence of images with respect to a relatively undelayed version in a system which...
5649030 Vector quantization  
Improved method and apparatus for vector quantization (VQ) to build a codebook for the compression of data. The codebook or "tree" is initialized by establishing N initial nodes and creating the...
5612747 Method and apparatus for vector quantization caching in a real time video coder  
A method and apparatus for performing vector quantization in a video coder. The method includes obtaining a video frame and segmenting it into coding blocks of predetermined size. A predetermined...
5596659 Preprocessing and postprocessing for vector quantization  
Improved proprecessing and postprocessing for vector quantization, for example, for encoding an image. In one embodiment, the luminosity of the vectors in an image are used to determine the codes...
5592227 Method and apparatus for compressing a digital signal using vector quantization  
An improved VQ system for compressing a digital signal produces a compressed signal by dividing the signal to be compressed into a series of signal segments. Each signal segment comprises a...
5559831 Circuitry for decoding huffman codes  
A variable-length decoder system decodes a variable-length code having different code prefixes in an input bit stream. A code prefix is located in the bit stream and used to determine a number of...
EP0731613A2 Method and apparatus for vector quantization caching in a real time video coder  
A method and apparatus for performing vector quantization in a video coder is disclosed. The method includes obtaining a video frame and segmenting it into coding blocks of predetermined size. A...
5530483 Delay detector apparatus and method for plural image sequences  
The apparatus and method described herein shows a system of determining the delay of a delayed version of a sequence of images with respect to a relatively undelayed version. The system operates to...
5487086 Transform vector quantization for adaptive predictive coding  
Before transmitting signals to a receiver, the signals are subjected to adaptive prediction to generate a residual signal for transmission, and the residual signal is then transformed into...
5467413 Method and apparatus for vector quantization for real-time playback on low cost personal computers  
A vector quantization method and apparatus which processes signal vectors constructed from digital image data (such as a digital video stream). The digital video stream is treated as a sequence of...
5459486 Method and apparatus for combining palettes of color quantized images  
A color-mapped display sub,stem efficiently combines palettes of multiple images into a single shared palette. As each image already received a degree of distortion during conventional palette...
5359694 Method and apparatus for converting image data  
A method and apparatus for converting input image data in line-scan format into block-scan format, and for converting input image data in block-scan format into line-scan format. The apparatus can...
5255090 Progressive transmission of vector quantized data  
A distortion adaptive vector quantization method is employed to select, for each input vector, several codevectors from a tree structured codebook. The first codevector defines a basis signal, and...
5253053 Variable length decoding using lookup tables  
A method and apparatus for decoding a variable length codeword (VLC) by reading a VLC, the VLC having a maximum length of X bits. The VLC is used as an index into a first table, wherein the first...
5247357 Image compression method and apparatus employing distortion adaptive tree search vector quantization with avoidance of transmission of redundant image data  
A variable rate vector quantization apparatus and method employs a tree structured codebook. Code vectors are selected from different levels of the codebook according to the value of a threshold....
5247348 Method for selecting reproduction quality of transmitted vector quantized data  
A method of communicating data from a first location to a second location employing a vector quantization data compression technique that allows users to select the reproduction quality of the...
5243419 Soft coding for HDTV  
Blocks of HDTV picture information are selected for transmission at a plurality of channel rates of an HDTV transmitter. The size of each block of HDTV picture information is dependent on a target...
5231485 Method and apparatus for transforming between fixed-rate vector quantized data and variable rate vector quantized data  
A method and apparatus is disclosed wherein fixed rate vector quantized data is transmitted from a first location to a second location via a first medium. The fixed rate vector quantized data is...
5204899 Vector quantization method employing mirrored input vectors to search codebook  
A vector quantization me employs mirrored input vectors to increase the reproduction quality of transmitted vector quantized data. A codevector is selected from a vector quantization codebook for...
5172228 Image compression method and apparatus employing distortion adaptive tree search vector quantization  
A variable rate vector quantization method employs a tree structured codebook. The level of the codebook from which codevectors are selected is determined by a threshold. The threshold varies...
Matches 1 - 35 out of 35