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8989275 Video processing architecture  
A method for video processing may include receiving video data units, and compressing the video data units to generate compressed video data units that have a variable size. The method may also...
8958481 Method and system for video encoding and decoding  
Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All...
8922400 Method for compressing digital values of image, audio and/or video files  
A method is disclosed for compressing a sequence of initial digital values into a compressed sequence of compressed values, intending to restore these values into a decompressed sequence of...
8907821 Apparatus and method for decoding data  
A computer-implemented method and apparatus are disclosed for decoding an encoded data signal. In one embodiment, the method includes accessing, in a memory, a set of signal elements. The encoded...
8902090 Compressing and decompressing signal data  
The present invention relates to data compression and decompression, and particularly relates to a method and an apparatus for compressing and decompressing signal data. In an embodiment of the...
8872677 Method and apparatus for compressing data-carrying signals  
A compression method applies a selection rule to input symbols and generates a reduced partial set of symbols. The partial set is checked against a dictionary-index for a match. A match identifies...
8855198 Moving picture encoding method, moving picture decoding method, moving picture encoding device, moving picture decoding device, and computer program  
There is provided a moving picture encoding method based on hierarchical encoding. The method includes the step of encoding a time filtering lower hierarchical signal belonging to a lower...
8837841 Method for compressing and decompressing digital data  
A method of compressing and decompressing digital data that is especially suitable for halftoned image data in which every bit represents the marking of a receiving material by ink or toner is...
8824811 LCD module, portable electronic devices and displaying method thereof  
A portable electronic device is provided. The portable electronic device includes a processor for providing encoding data and an LCD module coupled to the processor. The processor includes an...
8824804 Image processing apparatus and image processing method  
An image processing apparatus includes: a determining unit determining, in image data including packs each including pixels and serving as a unit, a monotonic pack including pixels equal to a...
8767828 System for low resolution power reduction with compressed image  
A system for encoding and decoding video that uses power reduction techniques.
8768087 Method, system and computer program product for optimization of data compression with iterative cost function  
A method, system and computer software product for improving rate-distortion performance while remaining faithful to JPEG/MPEG syntax, involving joint optimization of Huffman tables, quantization...
8755619 Method and apparatus for encoding and decoding image data using run of the image data  
An encoding method includes selecting a run detection method in accordance with characteristics of image data, generating a run value by detecting a run that is repeated in the image data in...
8755616 System and method for using pattern vectors for video and image coding and decoding  
An exemplary embodiment of the invention relates to a method of using pattern vectors for image coding and decoding. The method comprises converting a block of image data into a set of transform...
8750607 Image processing apparatus capable of efficiently compressing an original image  
An image processing apparatus successively counts numbers of continuous blocks starting from a left end in view of a number of color(s) forming each block and the color of a preceding block. In...
8687697 Coding of motion vector information  
Techniques and tools for encoding and decoding motion vector information for video images are described. For example, a video encoder yields an extended motion vector code by jointly coding, for a...
8666166 Method and system for performing two-dimensional transform on data value array with reduced power consumption  
A method and system for performing a 2D transform is disclosed. The 2D transform may include a row transform and/or a column transform. When performing the row or column transform, it may be...
8660374 Selecting transform paths for compressing visual data  
Encoding data includes: determining multiple patterns for computing one-dimensional transforms over a first array of data elements. Each pattern includes multiple subsets of data elements of the...
8660380 Method and system for performing two-dimensional transform on data value array with reduced power consumption  
In some embodiments, a method for performing and a system configured to perform a 2D transform (for example, an inverse discrete cosine transform) on each block of a sequence of data blocks, where...
8619874 Method and system for video encoding and decoding  
Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All...
8582656 Method and system for video encoding and decoding  
Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All...
8576915 Position coding for context-based adaptive variable length coding  
Particular embodiments include a method, an apparatus, and logic embodied in tangible computer-readable medium that when executed carries out a method of encoding an ordered sequence of quantized...
8542940 Method, system and computer program product for optimization of data compression  
A sequence of n coefficients is compressed by determining a cost-determined sequence of n coefficient indices represented by a cost-determined sequence of (run, index derivative) pairs under a...
8537898 Compression with doppler enhancement  
Methods, medium, and machines which compress, enhance, encode, transmit, decode, decompress and display digital video images. Real time compression is achieved by sub-sampling each frame of a...
8526746 Near lossless data compression method using nonuniform sampling  
Embodiments in accordance with the invention provide methods of near lossless data compression based on nonuniform sampling. Alternate embodiments in accordance with the invention improve the...
8515124 Method and apparatus for determining fake image  
An apparatus for determining a fake image includes an image-acquiring block for acquiring an image captured by and input from a camera; and a background-learning block for learning a background of...
8509557 Method, system and computer program product for optimization of data compression with iterative cost function  
A method, system and computer software product for improving rate-distortion performance while remaining faithful to JPEG/MPEG syntax, involving joint optimization of Huffman tables, quantization...
8509554 Systems and methods for optimizing bit utilization in data encoding  
In one of many possible embodiments, a system for optimizing bit utilization in data encoding is provided. The exemplary system includes a data processing subsystem configured to identify a total...
8503804 Image signal decoding apparatus and image signal decoding method  
A decoding method decodes a base stream generated by encoding a first image signal of a first view and a dependent stream generated by encoding a second image signal of a second view. The method...
8494295 Variable length coding for clustered transform coefficients in video compression  
Disclosed are apparatuses, computer readable storage media with instructions that carry out methods, and methods of (a) coding quantized transform coefficients as occur in image compression to...
8483500 Run length coding with context model for image compression using sparse dictionaries  
Apparatus and methods for coding images geometric vector quantization (GVQ) having an over-complete dictionary which produces a sparse vector of coefficients as it contains large runs of zeros....
8478038 Method and system for predictive scaling of colour mapped images  
A method for determining a scaled color map of a scaled image is described using the transformation of the original color map and the original image only, independently of the scaled image. A...
8477050 Apparatus and method for encoding using signal fragments for redundant transmission of data  
A system and method for redundant transmission is provided. In one embodiment, an input signal S is encoded as a list of fragments. Each fragment includes an index value and a projection value....
8472729 System and method for using pattern vectors for video and image coding and decoding  
An exemplary embodiment of the invention relates to a method of using pattern vectors for image coding and decoding. The method comprises converting a block of image data into a set of transform...
8452113 Method of encoding an image and device implementing said method  
The invention relates to a method of encoding an image divided into non-overlapping macroblocks themselves divided into non-overlapping blocks of N by N pixels into a binary stream. It comprises...
8451288 Image signal processing apparatus  
The present invention relates to an image signal processing apparatus capable of reproducing the appearance of an image that is displayed on a PDP. In an image processing unit 1, as a process for...
8446637 Estimation of ink/toner coverage when printing  
In summary, the present invention provides a method, apparatus and program product for calculating an estimate of the amount of toner coverage required for printing print data defined in a...
8446638 Estimation of ink/toner coverage when printing  
In summary, the present invention provides a method, apparatus and program product for calculating an estimate of the amount of toner coverage required for printing print data defined in a...
8447123 Method and apparatus for selecting a scan path for the elements of a block in spatial domain picture encoding and decoding  
International image or video coding standards uses hybrid coding, wherein a picture is separated into pixel blocks on which predictive coding, transform coding and entropy coding is employed. The...
8428375 System and method for data compression and decompression in a graphics processing system  
Methods and systems for data compression and decompression in a graphics processing system are provided. For example, in at least one embodiment, a method comprises distributing the graphics data...
8422779 Image data processing for more efficient compression  
The present disclosure is directed to methods, systems, and apparatus for improved data compression. In one embodiment, a method is provided that separates image data by color channels and ordered...
8416847 Separate plane compression using plurality of compression methods including ZLN and ZLD methods  
Methods, medium, and machines which compress, enhance, encode, transmit, decode, decompress and display digital video images. Real time compression is achieved by sub-sampling each frame of a...
8410959 Variable length codes for coding of video data  
A method and system for entropy coding can comprise, in response to detecting a first symbol combination comprising first run information indicating a first number of contiguous zero coefficients...
8374422 Face expressions identification  
In the last few years, face expression measurement has been receiving significant attention mainly due to advancements in areas such as face detection, face tracking and face recognition. For face...
8374449 Method, system and computer program product for optimization of data compression  
A sequence of n coefficients is compressed by determining a cost-determined sequence of n coefficient indices represented by a cost-determined sequence of (run, index derivative) pairs under a...
8363968 Image coding method for facilitating run length coding and image encoding device thereof  
An image coding method for run-length coding (RLC), including quantizing a coefficient string representing a plurality of pixel values to generate a first quantization coefficient string,...
8355591 Lossless compression process for interferograms  
A process and apparatus for lossless data compression including the step of generating characteristic tables for predicted intensities as a function of radius values f(i,j)) on at least one type...
8340440 Apparatus and method for inserting additional data into image file in electronic device  
Provided is an apparatus and a method for inserting additional data into an image file in an electronic device. According to the method, when an event of inserting additional data into the image...
8320018 Method and means for converting image data in encoded format  
An output device which outputs pixel data corresponding to a color material used by a printing unit to the printing unit includes an image buffer which stores image data, a generation unit which...
8300966 Image signal encoding method and decoding method, information source encoding method and decoding method, apparatuses therefor, programs therefor, and storage media which store the programs to process gaussian integer signal  
An information source encoding method for encoding a Gaussian integer signal includes the steps of: inputting a signal value sequence of a Gaussian integer signal as an encoding target;...