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7630436 Video predictive decoding method and apparatus  
A video predictive decoding method and apparatus for predicting a current block of a picture. The method includes storing at least one previous product in a memory. The previous product corresponds...
7627183 System, method and article of manufacture for decompressing digital camera sensor data  
In example embodiments, a method, system and article for decompressing compressed video data in a processor having at least two pipelines, including obtaining a plurality of raw data bits from a...
7616688 VSB transmission system for processing supplemental transmission data  
A VSB communication system or transmitter for processing supplemental data packets with MPEG-II data-packets includes a VSB supplemental data processor and a VSB transmission system. The VSB...
7606429 Block-based image compression method and apparatus  
A block-based image compression method and encoder/decoder circuit compresses a plurality of pixels having corresponding original color values and luminance values in a block according to different...
7602846 Efficiently distributing video using a hybrid network that uses existing infrastructure  
A method and apparatus for transporting a video program in compressed form from a source location to a second location. The method comprises receiving at an intermediate location a first compressed...
7602979 Information processing method and apparatus  
This disclosure relates to a technique for automatically selecting compression/non-compression for each digital document upon archiving digital documents. Whether or not each digital document is to...
7596178 Video encoding method, video decoding method, video encoding apparatus, video decoding apparatus, video encoding program, and video decoding program  
A video processing system is provided with video encoding apparatus 1 and video decoding apparatus 2 . The encoding apparatus 1 outputs a maximum delay time that is incurred by backward...
7593466 Generalized reference decoder for image or video processing  
A method and system including an improved generalized reference decoder that operates according to any number of sets of rate and buffer parameters for a given bit stream. Each set characterizes a...
7593464 Information processing apparatus and method, and program storage medium  
An inputted digital signal of a first format (DV video signal) is restored to a variable-length code by having its framing cancelled by a de-framing section 11 , then decoded by a variable-length...
7583733 Methods and apparatus for facilitating network splicing  
The invention provides systems and methods for providing compressed video data from multiple bit streams. The systems and methods apply a two-stage strategy. In the first stage, a conditioning step...
7580458 Method and apparatus for video coding  
In uniform superposition of two predictions toward a weighted superposition, such as in coding B frames, weighting is based on reliability of a reference picture used for determination of the...
7580462 Method and system to improve the transport of compressed video data  
A method comprises determining a plurality of time intervals Tp and Tn within a variable bit rate (VBR) representation of an image sequence. The time intervals Tp are those in which a number of...
7577302 Compressed image data enhancement  
An image background remover is disclosed that performs background removal of JPEG (Joint Photographic Experts Group) compressed image data without first performing a complete decompression of the...
7577197 Video encoder transmitting extracted image to exterior during encoding process  
A video encoder includes a frame synchronizer to temporarily store video data supplied from an exterior in a plurality of memory banks repeatedly selected in a predetermined sequence and to read...
7564861 Systems and methods for compressing data  
A method for predicting the compression rate of a particular compression algorithm upon a data stream before applying the compression algorithm to the data stream. The method utilizes a predefined...
7558319 Method and apparatus for reproducing images, and image recording apparatus  
Structure information on picture within a GOP of a coded data sequence is acquired beforehand. At the time of high-speed reproduction, a high-speed reproduction mode judging unit judges by...
7558322 Method and apparatus for temporal wavelet compression  
A system is described that comprises a method and apparatus for further compressing an already compressed data stream, using a mathematical exclusive-OR computation. The method comprises: receiving...
7551674 Using order difference for calculating motion vector  
A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the...
7548654 Header-based scaling and cropping of images compressed using multi-scale transforms  
A method and apparatus are described for performing header-based scaling and cropping of images compressed using multi-scale transforms. In one embodiment, the method for adaptively scaling an...
7548584 Using order value for computing motion vector  
A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the...
7542611 Image processing apparatus and method for converting first code data sets into second code data for JPEG 2000 and motion JPEG 2000  
In an image processing apparatus, first code data including multiple sets of code data in which image data of multiple static images are compressed and encoded, are synthesized. The first code data...
7539249 Method and system to improve the transport of compressed video data  
A method comprises determining a plurality of time intervals Tp and Tn within a variable bit rate (VBR) representation of an image sequence. The time intervals Tp are those in which a number of...
7539247 VSB transmission system for processing supplemental transmission data  
A VSB communication system or transmitter for processing supplemental data packets with MPEG-II data packets includes a VSB supplemental data processor and a VSB transmission system. The VSB...
7536056 Header-based processing of images compressed using multi-scale transforms  
A method and apparatus is described for segmenting an image, for adaptively scaling an image, and for automatically scaling and cropping an image based on codestream headers data. In one...
7526024 Storing macroblocks for concatenated frames  
Presented herein is a system for storing macroblocks for concatenated frames. A decoder system comprises a frame buffer. The frame buffer comprises one or more rows. A particular one of the rows...
7515631 Image processing apparatus and image processing method  
An image processing apparatus able to encode and decode images by a low cost, small sized circuit configuration, having a temporary storage portion for temporarily storing data, an...
7508992 Image-processing apparatus for compressing binary-format image data  
An apparatus for image processing is disclosed. The apparatus is for reducing one or more runlengths by converting binary-format image data for each of black and white runlengths in one direction...
7505614 Remote interpretation of medical images  
A remote view station is communicatively coupled to an image server and receives a compressed version of source medical images. The remote view station uncompresses and displays the received...
7502139 Image forming apparatus and method, and image forming system  
An image forming apparatus includes a first processing unit and a second processing unit. The first processing unit receives multi-valued first compressed image data in accordance with a first...
7492953 Efficient method and system for reducing update requirements for a compressed binary image  
A system and method for lossless data compression of byte oriented digital data, including but not exclusively executable program code and related data. This lossless data compression system and...
7489801 Encoding and decoding signals for digital watermarking  
This disclosure describes methods and systems for encoding a digital watermark into and/or detecting a digital watermark from a host (or media) signal such as audio, video or imagery. One...
7477690 Macroblock level adaptive frame/field coding for digital video content  
A method and system of encoding and decoding digital video content. The digital video content comprises a stream of pictures which can each be intra, predicted, or bi-predicted pictures. Each of...
7477688 Methods for efficient bandwidth scaling of compressed video data  
The present invention relates to systems and methods for efficient bit rate alteration of a bitstream to match an available channel capacity. The efficient bit rate alteration includes selective...
7474793 Methods for compression using a denoiser  
Various embodiments of the present invention provide a compression method and system that compresses received data by first denoising the data and then losslessly compressing the denoised data....
7474697 Apparatus and method for partitioning moving picture data  
An apparatus for partitioning moving picture data comprises a first quantizing unit for first-quantizing a received video signal and outputting a first-quantized signal; and a second quantizing...
7471724 Method and apparatus for adaptive multiple-dimensional signal sequences encoding/decoding  
A hybrid block matching prediction and transform based n dimensional signal sequence encoder, including an encoder motion estimator, having a cost function. A first embodiment includes an...
7468811 Image processing device and method to make an image printable  
The present invention provides an image processing device and an image processing method, which prevent printing mishaps from occurring in printed matter when a user performs a printing process by...
7469068 Method and apparatus for dimensionally transforming an image without a line buffer  
The invention is directed to a method and apparatus for serially receiving and dimensionally transforming an image in an ordered sequence of interleaved blocks. Each block comprises an ordered...
7463777 Method for the scaling down of data  
A method for the scaling down of data is provided. At least two blocks of transformed data samples representing at least two blocks of original data samples are received. One of at least two tables...
7456844 Image transmission method, computer-readable image transmission program, recording medium, and image transmission apparatus  
An image transmission method comprises the steps of: receiving a request including request information having size information concerning an image and/or area information concerning the image;...
7447369 Communication of compressed digital images  
A method and apparatus for performing partial image uploads. In one embodiment, the method comprises the server sending a portion of the compressed data of a codestream corresponding to an entire...
7440501 Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding  
Adjacent blocks are identified in an image. Coding parameters for the adjacent blocks are identified. Deblock filtering between the identified adjacent blocks is skipped if the coding parameters...
7437007 Region-of-interest editing of a video stream in the compressed domain  
The present invention, in one embodiment, is comprised of a method of performing region-of-interest editing of a video stream in the compressed domain. In accordance with this method, a video...
7432843 Compressive sampling and signal inference  
A signal is temporally compressively sampled. A plurality of analog to digital converters are assembled to sample the signal. Each analog to digital converter of the plurality of analog to digital...
7424057 Data format transcoding apparatus and associated method  
The present invention provides an apparatus for converting image data, including a block extraction unit extracts a class tap from a composite signal. A pixel-location-mode output unit determines a...
7421131 System and method for block truncation-type compressed domain image processing  
A method for block truncation-type compressed domain image processing. Image data is received. Block truncation compression (BTC) is performed on the image data to generate a compressed...
7420150 Image processing apparatus, image processing method, and computer program  
An image processing apparatus capable of easily acquiring original data includes an image data storage unit adapted to store data contained in an image, an image reading unit adapted to convert the...
7412099 System and method for controlling compression ratio and image quality of binary images  
A method, system and computer-readable medium for achieving a target compression ratio for binary images with a minimum of image degradation. Portions of the binary image are strategically...
7408991 Error detection in low bit-rate video transmission  
A method for decoding video data blocks using variable length codes, comprising transforming information about the spatial frequency distribution of a video data block into pixel values. Prior to...
7403664 Traffic event detection in compressed videos  
A method detects traffic events in a compressed video. Feature vectors are extracted from the compressed video. The feature vector are provided to a Gaussian mixture hidden Markov model. Then, a...
Matches 1 - 50 out of 298 1 2 3 4 5 6 >