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8019175 Region-of-interest processing for video telephony  
The disclosure is directed to techniques for region-of-interest (ROI) processing for video telephone (VT) applications. According to the disclosed techniques, a recipient device defines ROI...
8018635 Information recording system and method, information reproducing system and method, information recording and reproducing system, manuscript data processing apparatus, reproduction data processing apparatus, storage medium storing manuscript data processing program thereon, and storage medium storing reproduction data processing program thereon  
An information recording system includes an image generating unit that generates, from input manuscript data, image data of the manuscript; a characteristic data extracting unit that extracts,...
8014621 Methods and apparatuses for generating and recovering 3D compression data  
A method of generating and recovering three-dimensional (3D) compression data and an apparatus to perform the method is described. The method includes generating configuration information of a 3D...
8009923 Method and system for motion estimation with multiple vector candidates  
A method and system for performing motion estimation for a frame associated with a video signal. The method includes receiving at least a reference frame, a first frame, and a second frame, and...
8005309 Image coding apparatus, image decoding apparatus, image display apparatus and image processing apparatus  
A wavelet transform unit performs a wavelet transform on original images and a quantization unit quantizes wavelet transform coefficients. A ROI selector selects a region of interest or regions of...
8000389 Method and device for coding a video picture in inter or intra mode  
The method is characterized in that the step for selecting a coding mode from the inter modes and from the intra modes is broken down into two sequential steps, a step for preselecting the intra...
8000546 Adaptive scan method for image/video coding  
An adaptive scan method for image/video coding in accordance with the present invention comprises acts of calculating an average power of the transformed coefficients vector and acts rearranging...
7995657 Intelligent water ring scan apparatus and method based on quality factor, and video encoding/decoding apparatus and method using the same  
Provided are intelligent water ring scan apparatus and method thereof, image encoding/decoding apparatus using the water ring scanning and method thereof, and a computer-readable recording medium...
7995847 Apparatus and method for encoding and decoding image data with selected quantization based on pixel bit depth  
An apparatus and method for encoding and decoding image data. The image data encoding apparatus includes: a transformer transforming pixel values of an image in a time domain into pixel values in...
7991238 Adaptive compression of multi-level images  
The invention facilitates adaptive compression of multi-level images, such as captured digital images of a whiteboard, etc., encoding a bitstream comprising a color image component and a...
7986848 Methods, systems, and computer program products for a multi-resolution storage scheme for historical data  
A method, system, and computer program product for a multi-resolution storage scheme for historical data are provided. The method includes dividing the historical data into a plurality of time...
7978922 Compressing images in documents  
Images that are contained within documents are compressed to reduce the file size of the document. The compression may occur such that compression steps occur to the image automatically. The...
7978102 Multi-bin CABAC decision bin decoder  
A binary arithmetic decoding device may include a first and second lookup table each receive signal output from a first register. A third lookup table receives signal output from the first lookup...
7974483 Method and corresponding device for block coding data  
The method for block coding data, such as video data, via a compression operation includes applying to input-data blocks a discrete-cosine-transform (DCT) operation and a quantization operation to...
7970225 Image processing device, image processing method, image processing program and computer-readable recording medium on which the program is recorded  
An image processing device includes a processor controlling one or more components of the image processing device, a region extraction unit for separating and extracting a character region, a...
7970224 Efficient rate allocation for multi-resolution coding of data  
A method and an apparatus relates to examining respective collections of coefficients out of a plurality of collections of coefficients according to a global coding order of the plurality of...
7970221 Processing multiview video  
Decoding a multiview video signal comprises receiving a bitstream comprising the multiview video signal encoded according to dependency relationships between respective views, and view-dependency...
7965206 Apparatus and method of lossless coding and decoding  
An apparatus and a method of lossless coding and decoding are provided. The apparatus to perform lossless coding may selectively perform an arithmetic coding scheme or a Huffman coding scheme with...
7965892 Image processing apparatus, control method thereof, and program  
A binary image is generated by binarizing a multilevel image. An edge image is generated by extracting an edge component in the multilevel image. The binary image is segmented into a plurality of...
7965898 Accelerating video decoding using multiple processors  
A system and method for decoding high definition video content using multiple processors reduces the likelihood of dropping video frames. Each of the multiple processors produces and stores a...
7961787 Method of video content complexity estimation, scene change detection and video encoding  
Methods of video content complexity estimation, scene change detection and video encoding are provided. The video content complexity estimation and the scene change detecting are performed before...
7957466 Adaptive area of influence filter for moving object boundaries  
A method of performing adaptive temporal prediction includes receiving a target image, wherein a position of an object in the target image is different from a position of the object in a reference...
7957470 System and method for adapting video decoding rate  
An embodiment of the present invention provides systems and methods for adaptive video decoding. An example method includes determining that a video decoding rate of received video input is to be...
7957604 Moving image coding apparatus, moving image decoding apparatus, control method therefor, and computer-readable storage medium  
In this invention, even if final code data is to be generated by selectively discarding code data for each bitplane, errors due to bitplane rounding down operation can be suppressed from being...
7949195 Per block breakpoint determining for hybrid variable length coding  
A method, and apparatus, and logic encoded in one or more computer-readable tangible medium to carry out a method. The method is to code an ordered sequence of quantized transform coefficients of...
7944441 Compression and decompression of data using plane equations  
The present invention provides a scheme for compressing and decompressing the depth, or Z, components of image data. Image data is grouped into a plurality of tiles. A test is performed to...
7941311 System and method for linguistic collation  
A system and method is provided for handling the collation of linguistic symbols of different languages that may have various types of compressions (e.g., from 2-to-1 to 8-to-1). A symbol table of...
7936816 Digital transcoding system  
A digital transcoder system is presented for receiving data bit streams with a first bit rate (R1) and outputting a data bit stream with a second bit rate (R2) which differs from the first bit...
7936376 Image pickup device, integrated circuit of image pickup element, and image pickup result processing method  
The present invention is applied to for example video cameras recording an image pickup result by moving picture, electronic still cameras, monitoring devices and the like. Image pickup means 3...
7936290 Dynamic selection of suitable codes for variable length coding and decoding  
A data compressor for compressing a data signal and a corresponding data decompressor are disclosed. The data compressor comprises: compression circuitry for compressing said data signal using a...
7933459 Data processing apparatus, the method and coding apparatus  
From an MPEG image data (S11), an MPEG2 encoder circuit (51) extracts a quantum scale (Qm) of each macro block (MB) which has been used for quantization of the MPEG2 in the encoding process. An...
7933458 Image decoder, image decoding method and computer program product for the same  
According to an embodiment of the invention, there is provided an image decoder for decoding encoded image data in an image block unit, including: a storage device configured to store a DC...
7929776 Method and apparatus for error recovery using intra-slice resynchronization points  
A method of video coding that includes encoding resynchronization point information, where the resynchronization point information includes information identifying a location of a...
7929610 Methods and systems for reducing blocking artifacts with reduced complexity for spatially-scalable video coding  
Embodiments of the present invention comprise systems and methods for characterization of block boundaries for filtering operations in spatial scalable video coding. Some embodiments of the...
7929757 Image processing apparatus and image processing method for gathering vector data from an image  
If the processing time of a labeling process performed on a target rectangle found to be an image of a character/line drawing is equal to or longer than a given threshold, an unprocessed region of...
7929793 Registration and compression of dynamic images  
A technique for selecting portions of a dynamic medical image data set to be stored and portions of the medical image data set to be discarded or processed differently in order to reduce the...
7929794 Method and apparatus for image data compression  
An image data file undergoes compression, such as JPEG compression. The size of the resulting compressed file is compared with a file size limit. If the file size limit is exceeded, then the...
7916959 Image encoding method, image decoding method, image encoding apparatus, image decoding apparatus, image encoding program, and image decoding program  
An image decoding method, apparatus and program for decoding coded picture data is disclosed. In the method, apparatus and program, the coded picture data is entropy-decoded to derive four...
7916954 Image encoding apparatus and control method thereof  
A lossless encoding processing unit lossless-encodes respective tiles, and stores the encoded data in a memory. A determination unit determines, according to attribute information of each tile,...
7907778 Segmentation-based image labeling  
Systems and methods for segmenting an image into at least two layers, a foreground and a background layer include rough labeling or segmenting at least a portion of the image into foreground and...
7908438 Associative matrix observing methods, systems and computer program products using bit plane representations of selected segments  
Associative matrix compression methods, systems, computer program products and data structures compress an association matrix that contains counts that indicate associations among pairs of...
7903892 Image analysis for image compression suitability and real-time selection  
The present invention provides an analysis method that uses error metrics to determine whether an image is suitable for compression. One embodiment of the present invention can make the...
7899262 Data compression apparatus and data compressing program storage medium  
A data compression apparatus includes: a type determination section which determines a type of data to be compressed; a difference generation section which obtains a difference between adjacent...
7899261 Imaging device that generates photographic image data  
An imaging device has an image pickup section, a compression processing section, a correlation data holding section, and first and second calculating sections. The image pickup section generates...
7898685 Image generating/reading apparatus and methods and storage media storing programs therefor  
This invention provides an image generating apparatus including a composite image generating unit that generates a composite image in which an image of an object to be printed onto a medium is...
7894683 Reformatting binary image data to generate smaller compressed image data size  
In various exemplary embodiments, systems include a segmentor to segment text binary image data to a first plane. A subtractor subtracts text binary image from binary image data to generate a...
7894682 Multi-point predictive foveation for bandwidth reduction of moving images  
A scene of an image sequence is transmitted that has been compressed using a number of foveation zones, each foveation zone being weighted based on a probability of a viewer looking at a...
7894680 Image compressing method  
There is provided an image compressing method, which comprises: partitioning a frame into a plurality of code blocks, each code block having consecutive coding passes; sequentially coding the code...
7889936 Image forming apparatus and image forming method  
An image forming apparatus and method capable of decompressing and compressing image data. More specifically, the apparatus and method include decompressing first compressed image data, processing...
7885476 System and method for effectively performing an adaptive encoding procedure  
A system and method for effectively performing an adaptive encoding procedure includes a texture analyzer that initially determines texture characteristics for blocks of input image data. An image...