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| Number | Title | Issue Date |
| 8175400 | Method of processing and outputting image, and apparatus using the same In order to process image data including a plurality of pixels, a plurality of pixel groups, each of which includes a plurality of pixels, are extracted from the image data sequentially. Next, it is judged whether each of the pixel groups includes only at least one ... | 05/08/2012 |
| 8175402 | Drawing apparatus A drawing apparatus which can create an exposure pattern rapidly. The drawing apparatus has a raster conversion processing module for converting vector images as wiring patterns into bitmap image data, an image cache module for temporarily storing a predetermined-si... | 05/08/2012 |
| 8175401 | Image processing apparatus and computer readable medium storing program therefor An image processing apparatus includes an image partitioning unit that partitions an image represented by input image information into image partitions, each containing plural pixels; a run coding unit that run-length encodes image partitions for which all pixels co... | 05/08/2012 |
| 8121427 | Breakpoint determining for hybrid variable length coding and encoding the determined breakpoint A method, and apparatus, and logic encoded in one or more computer-readable tangible medium to carry out a method of determining a breakpoint position in an ordered sequence of quantized transform coefficients of a block of image data for a hybrid variable length co... | 02/21/2012 |
| 8023757 | Fingerprinting digital video for rights management in networks Systems and methods generate video fingerprints for video data streams. A collection of sub-fingerprints constitute a fingerprint block. The size and temporal position of the block is chosen to represent the video that is being served. The video server has prior inf... | 09/20/2011 |
| 7983500 | Encoding method, encoding apparatus, decoding method, and decoding apparatus An encoding method of losslessly encoding picture data is disclosed. The picture data are composed of pixel data. The pixel data whose number of quantizer bits is larger than eight bits are separated into a first portion and a second portion. The first portion is co... | 07/19/2011 |
| 7978924 | 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 number of unique characters within a set of data, which number represe... | 07/12/2011 |
| 7978923 | 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 given quantization table and run-index derivative coding distribution, wh... | 07/12/2011 |
| 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 a block of image data using a hybrid coding method that includes deter... | 05/24/2011 |
| 7912305 | Method for run-length encoding of a bitmap data stream Subtitling aims at the presentation of text information and graphical data, encoded as pixel bitmaps. The size of subtitle bitmaps may exceed video frame dimensions, so that only portions are displayed at a time. The bitmaps are a separate layer lying above the vide... | 03/22/2011 |
| 7876968 | Apparatus of compressing image data and a method thereof An apparatus for compressing an image data with an array of pixels comprising a data length is disclosed. The apparatus comprises a rearranging unit, a transformation operator, a quantizer and a coding operator. The rearranging unit is configured to transform the ar... | 01/25/2011 |
| 7848585 | Method for run-length encoding of a bitmap data stream Subtitling aims at the presentation of text information and graphical data, encoded as pixel bitmaps. The size of subtitle bitmaps may exceed video frame dimensions, so that only portions are displayed at a time. The bitmaps are a separate layer lying above the vide... | 12/07/2010 |
| 7751636 | Method for decoding transform coefficients corresponding to an image A method of decoding CAVLC transform coefficients encoded from an image uses a plurality of registers for storing coefficients and flags and a plurality of MUX devices for selecting data input for corresponding registers. The method includes receiving transform coef... | 07/06/2010 |
| 7738717 | 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 number of unique characters within a set of data, which number represe... | 06/15/2010 |
| 7697772 | Apparatus, method and computer program product for performing image compression of image data When image data to which attribute bits indicating attribute information of each pixel of an image has been attached is compressed, replacement bits for replacing the attribute bits are determined in accordance with the attribute bits. If total size of the attribute... | 04/13/2010 |
| 7657109 | Method for run-length encoding of a bitmap data stream Subtitling aims at the presentation of text information and graphical data, encoded as pixel bitmaps. The size of subtitle bitmaps may exceed video frame dimensions, so that only portions are displayed at a time. The bitmaps are a separate layer lying above the vide... | 02/02/2010 |
| 7634147 | Fingerprinting digital video for rights management in networks Systems and methods generate video fingerprints for video data streams. A collection of sub-fingerprints constitute a fingerprint block. The size and temporal position of the block is chosen to represent the video that is being served. The video server has prior inf... | 12/15/2009 |
| 7634146 | Methods and apparatus for encoding and decoding video data According to aspects of embodiments of the invention, a method of encoding a sequence of frames of image data, each frame including a number of lines of pixels equal to a frame height, and each line having a number of pixels equal to a line length, comprises: encodi... | 12/15/2009 |
| 7620258 | Extended amplitude coding for clustered transform coefficients Coding quantized transform coefficients as occur in image compression combines a position coding method to code the position of clusters of consecutive non-zero-valued coefficients with an amplitude coding method to code the amplitudes of a concatenation of a plural... | 11/17/2009 |
| 7602986 | Apparatus and method for compressing binarized images An apparatus and method for compressing binarized images (90) comprising receiving a binarized image (70) and generating a first sequence of first code symbols (80) representing the binarized image wherein at least one row of the image is repres... | 10/13/2009 |
| 7580585 | Lossless adaptive Golomb/Rice encoding and decoding of integer data using backward-adaptive rules A method and system of lossless adaptive Golomb/Rice (G/R) encoding of integer data using a novel backward-adaptive technique having novel adaptation rules. The adaptive G/R encoder and decoder (codec) and method uses adaptation rules that adjust the G/R parameter a... | 08/25/2009 |
| 7570827 | Method, system and computer program product for optimization of data compression with 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 step sizes and quantized coefficients of a JPEG/MPEG encoder. This inv... | 08/04/2009 |
| 7570828 | Generating, storing, and displaying graphics using sub-pixel bitmaps Techniques for generating, storing and displaying graphics on computer systems are disclosed. The type of graphics in particular are images, where the image can be defined as a set of areas, whether these areas are lines, geometric shapes, letters or other types of ... | 08/04/2009 |
| 7565024 | Run length coding and decoding Embodiments of the invention provide a run length coding instruction for determining output context and decision values. Pixel coefficient bit values are used after wavelet transformation to determine output context (CX) and decision (D) values. The input is compris... | 07/21/2009 |
| 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 relative to the data so as to obtain the reduced image data relative t... | 03/24/2009 |
| 7499596 | Amplitude coding for clustered transform coefficients A method, apparatus, and a computer readable hardware storage medium with instructions to encode a series of quantized transform coefficients. The method includes identifying runs of one or more non-zero coefficients, and for each such run, identifying events of con... | 03/03/2009 |
| 7499595 | Joint amplitude and position coding for photographic image and video coding A method, apparatus, and carrier medium to encode a series of quantized transform coefficients. The method includes identifying clusters of at least one non-zero-valued coefficients, and for each such cluster, identifying at least one position event that defines the... | 03/03/2009 |
| 7492956 | Video coding using multi-dimensional amplitude coding and 2-D non-zero/zero cluster position coding A method, apparatus, and computer readable medium to encode a series of quantized transform coefficients. The method includes identifying events that each includes a run of one or more non-zero-valued coefficients, and for each such event, encoding the event with a ... | 02/17/2009 |
| 7492957 | Using run length encoding to detect target images An image detection manager uses run length encoding to detect a target image in a candidate image. The image detection manager extracts run length encoding data from the candidate image. The image detection manager distinguishes between a foreground and background o... | 02/17/2009 |
| 7483584 | Extended hybrid variable length coding of transform coefficients for video compression A method and an apparatus of image compression, and a memory to store a data structure for compression. The method includes, for an ordered series of quantized coefficients of a transform of an image block, forming from the series events that are a run of non-zero-v... | 01/27/2009 |
| 7483586 | Image compression apparatus, image expansion apparatus, image forming apparatus, image compression method, image expansion method and storage medium An image compression apparatus compresses image data by carrying out a parallel processing for every image pattern made up of a plurality of bits. The apparatus includes a first unit for obtaining a run length of the image data and a repetition number of the run len... | 01/27/2009 |
| 7483585 | Image compression using variable bit size run length encoding Variable bit size run length encoding (“RLE”) is used to encode uninterrupted runs of adjacent first symbols and adjacent second symbols within a sequence that may represent an image. The symbols may be 1s and 0s. The bit size used to encode a run length for a c... | 01/27/2009 |
| 7471840 | Two-dimensional variable length coding of runs of zero and non-zero transform coefficients for image compression A method, apparatus, and carrier medium to encode a series of quantized transform coefficients. The method includes identifying events that each includes a run of zero-valued coefficients preceding a run of one or more non-zero-valued coefficients, and for each such... | 12/30/2008 |
| 7471841 | Adaptive breakpoint for hybrid variable length coding A method, a carrier medium, and an apparatus to process a plurality of ordered series of quantized coefficients of a block of an image to reduce the amount of data used to represent the image. The method includes establishing a breakpoint along the ordering of the s... | 12/30/2008 |
| 7454076 | Hybrid variable length coding method for low bit rate video coding A method and an apparatus of image compression, and a memory to store a data structure for compression. The method includes, for an ordered series of quantized coefficients of a transform of an image block, forming from the series events each with a run of non-zero-... | 11/18/2008 |
| 7450774 | Method of changing bit rate by changing codeword of compressed image bit stream An apparatus and a method of changing a bit rate of a compressed image bit stream by changing a codeword so as to easily change the bit rate and reduce a changing loss. The apparatus for changing a bit rate, in which an input bit stream generated by an image compres... | 11/11/2008 |
| 7430064 | Rotation dependent halftone rendering in scanning A method and system for rotation-dependent halftone rendering. An image input is received from a scanning system or other source, the received image being either a contone image or an error-diffused mage. If a following right-angle image rotation is to be performed,... | 09/30/2008 |
| 7409094 | Methods and systems for packetizing encoded data Systems and methods thereof for processing data are described. First information associated with encoded data is parsed. The first information describes an ordering of the encoded data. The encoded data is placed in a data packet using the first information. The dat... | 08/05/2008 |
| 7400329 | Graphics images system and method A system for 3-dimensional gaming on a mobile handset is provided. The system includes a converter component operable to convert a pre-rendered 3-dimensional graphic image having 24-bit color resolution to a 3-dimensional graphic image having 16-bit color resolution... | 07/15/2008 |
| 7394942 | Variable length coding method and apparatus for video compression A method and an apparatus to encode a series of quantized coefficients of a transform of a block of image data. The method includes forming modes for each encountered non-zero amplitude and forming events for the modes in the mode-modified series formed by setting t... | 07/01/2008 |
