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7630565 |
Parallel video encoder with whole picture deblocking and/or whole picture compressed as a single slice
An apparatus comprising (i) a segmentor circuit, (ii) a plurality of encoders and (iii) a multiplexer circuit. The segmentor circuit may be configured to segment a picture into a plurality of...
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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...
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7599563 |
Data-transceiving equipment, image processor, and image-processing method
An encoding unit ( 44 ) individually encodes display image-forming image data, i.e., image data from an image input unit ( 2 ), decoded data from a decoding unit ( 46 ), and graphics image data...
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7590295 |
Semiconductor device and an image processor
An apparatus for encoding a plurality of image data series and decoding a plurality of encoded image data series includes an interface control circuit for executing data read/write operation from...
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7580151 |
Image processing system and method, printing system
When image processing is performed, the present invention increases the speed of processing for an individual scanning line constituting an image, and improves the throughput while suppressing the...
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7557963 |
Label aided copy enhancement
Regions within a scanned document are labeled according to content. These labeled regions allow for particular enhancement and sharpening methods to be applied. The labeled regions may be further...
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7515759 |
3D video coding using sub-sequences
A stereo-view image sequence is coded in an H.264-based sub-sequence coding by coding a first view of the stereo-view image sequence into a base layer of a sub-sequence coding. The second view of...
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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...
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7490123 |
Data compression
A data compression apparatus for performing data compression on input data comprises a quantisation parameter estimation arrangement for deriving an estimated value of a quantisation parameter used...
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7489824 |
System, method and article of manufacture for decompressing digital camera sensor data
Methods and apparatus for decompressing a bit stream of compressed data representing a plurality of image blocks. This includes multi-step processing of data codes, e.g. DC and AC codes. For...
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7451160 |
Method and apparatus for integrating multimedia data, and computer product
A calculating unit of an integration server calculates an optimal processing sharing ratio for image format conversion processing between the integration server and each of a plurality of video...
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7450770 |
Architecture and method for parallel embedded block coding
The present invention provides a high-speed, memory efficient parallel coding technique for embedded block coding with optimized truncation (EBCOT) used in still image compression. Attributing to...
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7346640 |
Image processing apparatus supporting both discrete cosine transform and discrete wavelet transform
An image processing apparatus supporting both discrete wavelet transform and discrete cosine transform with reduced hardware resources. The image processing apparatus is composed of an input unit...
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7336386 |
Image processor including a data compression unit having a switch and image processing method thereof
The image processor comprises a switch that divides image data into m×n pixels, having n lines with m pixels per one line; a group of line memories that store the divided image; a compression...
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7336838 |
Pixel-data selection device to provide motion compensation, and a method thereof
A pixel-data selection device providing motion compensation, and a method thereof. A first and a second storage parts store a current frame/field including first pixel-data and a previous...
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7333663 |
Method and apparatus for efficient entropy coding of images
Method and apparatus for encoding image data is described. In an example, a memory stores bit-planes associated with the image data. Each of the bit-planes is partitioned into data units. A bit...
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7298912 |
Method and apparatus for assigning codeblocks to coders operating in parallel
A method and apparatus for assigning codeblocks to coders operating in parallel is described. In one embodiment, the method comprises decomposing input data into a plurality of code-blocks, and...
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7292264 |
Multiple image processing and synthesis using background image extraction
A technique of efficiently extracting and synthesizing an object image from a plurality of images captured at different image magnifications. An image processing method of the present invention...
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7269288 |
Apparatus for parallel calculation of prediction bits in a spatially predicted coded block pattern and method thereof
A storage device stores rows of bits including a D 0 bit, an X 0 bit, an X 1 bit, a Y 0 bit, a Y 1 bit and a spatially predicted coded block pattern having an A 0 bit, an A 1 bit, an A 2 ...
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7224844 |
Entropy coding apparatus
For the entropy coding of image data after subjected to orthogonal transforation and quantization, a plurality of entropy coding units are provided in parallel. The plurality of entropy coding...
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7203370 |
Image processing apparatus which records images in a compressed state and outputs compressed images in an expanded state
An image signal processing apparatus includes two JPEG codecs. A plurality of frames of image signals periodically input from a multiplexer are individually compressed by the two JPEG codecs, and...
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7107453 |
Authenticatable graphical bar codes
Systems and methods for generating and decoding authenticatable graphical bar codes are described. In one aspect, a corroborative signed message is generated from information to be encoded, and a...
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7085420 |
Text detection in continuous tone image segments
For encoding of mixed-mode images containing text and continuous-tone content, the pixels in the image that form the text content are detected and separated. Text detection classifies pixels as...
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7058228 |
Image data compression or expansion method and apparatus, and image transmission system and monitoring system using the method and device
Image data compression method and apparatus which improves image quality in a scene where image greatly changes and reduces the image data, and image transmission system and monitoring system using...
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7054040 |
Image processing device and method for controlling the same
First and second reading modules read first and second signals in the main scanning direction of the image of a document. The scanning module includes a carriage for relatively moving the first and...
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7027616 |
Monitoring system
In transmitting image data from multiple cameras to an image processing section to produce a synthesized image from respective camera images, the amount of data transmitted through a transmission...
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7006697 |
Parallel block MQ arithmetic image compression of wavelet transform coefficients
A method and apparatus for assigning codeblocks to coders operating in parallel is described. In one embodiment, the method comprises decomposing input data into a plurality of code-blocks, and...
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6985589 |
Apparatus and method for encoding and storage of digital image and audio signals
An apparatus and method for the encoding and storage of signals representing at least image information onto a storage medium is claimed. A source generator is configured to convert the signals...
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6965328 |
Apparatus and method for supporting plural codecs
Different video codecs can be integrated or duplicated functions of each codec can be shared. According to an apparatus and method for supporting plural codecs of the present invention, a decoding...
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6944861 |
Program reception/execution apparatus that can commence execution of a machine program having only received the program in part, and a program transmission apparatus that enables such execution
When a program transmission apparatus divides a program into a plurality of partial programs before transmission, a program reception execution apparatus executes a partial program when the partial...
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6845107 |
Video data multiplexer, video data multiplexing control method, method and apparatus for multiplexing encoded stream, and encoding method and apparatus
The present invention makes it possible to efficiently transmit data for statistical multiplexing which is required for control using statistical multiplexing. By utilizing private packets,...
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6788740 |
System and method for encoding and decoding enhancement layer data using base layer quantization data
There is disclosed a video encoder comprising a base layer encoder and an enhancement layer encoder. The base layer encoder receives an input stream of video frames and generates compressed base...
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6738522 |
Efficient SIMD quantization method
A method of quantizing multiple input values in parallel using SIMD instructions is disclosed. In one embodiment, the method comprises (1) receiving a set of input values Xi; (2) operating on the...
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6738523 |
Parallel inverse discrete wavelet transform
It is, therefore, an object of the present invention to provide a structure and method of processing signals, which includes transforming a signal into subbands by applying a forward discrete...
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6690728 |
Methods and apparatus for motion estimation in compressed domain
Methods and systems for obtaining a motion vector between two frames of video image data are disclosed. Specifically, methods and systems of the present invention may be used to estimate a motion...
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6671410 |
Image processing apparatus that can have picture quality improved in reproduced original image data
An image processing apparatus includes a sort unit for sorting original image data into edge image data and planar image data, a first coding unit for coding the sorted planar image data according...
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6628419 |
Image forming device
In a tandem-type full color printer, to print monochromatic image data the resolution of which is high and the processing load of which is high at high speed and at a low cost, the operation of...
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6614933 |
Image processing apparatus and method, and storage medium
An encoding method efficiently encodes information relating to a multivalue image having an arbitrary shape, i.e., a rectangular or non-rectangular shape. An image processing apparatus includes an...
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6614038 |
Method for monitoring the irradiation control unit of an ion-beam therapy system
The invention relates to a method of checking the calculated [sic] irradiation control unit of an ion beam therapy system which comprises a raster scanning device arranged in a beam guidance system...
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6614935 |
Two-pass encoding method of digital motion video sequences for constant-or variable bit rate
Systems and methods are provided for for encoding units of digital information such as pictures, whereby all the data is first analyzed by running a compression pass over all the data, using the in...
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6608938 |
Image data compression or expansion method and apparatus, and image transmission system and monitoring system using the method and device
An image data expansion apparatus including a decoder for decoding compressed image data at a frame rate controlled to be lower in a scene where the change is small than that in a scene where the...
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6591009 |
Information embedding method, apparatus and recording medium
To deeply encrypt and embed auxiliary information into image data, table generation means generates a table, based on a quantization error which occurs when image data S 0 is converted from a...
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6549667 |
Image data encoding method and apparatus
The present invention relates to an image data reconstructing apparatus for reconstructing an original image by dividing image data into a plurality of blocks each comprising N×N picture elements,...
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6546150 |
Analogue signal processing circuit
An object of the invention is to enable not only to select an ODD signal and an EVEN signal on the same timing but also to set up a duty ratio of the ODD-signal component to the EVEN signal...
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6501863 |
Image coding apparatus, image coding method, image decoding apparatus, image decoding method and transmission medium
The present invention relates to an image coding apparatus/method, an image decoding apparatus/method, and a transmission medium, which conduct high-efficiency coding or decoding of an image, and...
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6477281 |
Image processing system having multiple processors for performing parallel image data processing
An image processing apparatus is composed of an image memory comprising a plurality of memory elements, and a processor unit comprising a plurality of processor elements. By suitably engineering...
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6456657 |
Frequency division multiplexed transmission of sub-band signals
A method and apparatus for processing an input signal for transmission and/or storage, uses an analysis filter bank ( 21;51 ) to decompose the signal into sub-band signals which are used to...
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6370274 |
METHOD OF STORING IN CODED FORM IMAGE INFORMATION OF MOVING IMAGES, DIAGNOSTIC SYSTEM USING THE METHOD, AND IMAGE CODING AND RECORDING UNIT AND IMAGE-INFORMATION RETRIEVAL UNIT FOR USE IN SUCH A SYSTEM
A diagnostic system includes an image acquisition unit ( 1 ), an image coding and recording unit ( 2 ) and an image information retrieval unit ( 9 ). The image acquisition unit ( 1 ) acquires...
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6370273 |
Method and system for tiled image data decompression
Method and system aspects for reducing memory storage requirements during decompression of tiled image data are described. Included in a method aspect, and system for achieving same, are...
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6363176 |
Picture data decompression apparatus
The invention provides a picture data decompression apparatus which reduces the time required for decompression of picture data and operates at a high speed. The picture data decompression...
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