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WO/2003/047267A1 |
When a compressed video signal is reproduced, a mosaic−shaped block noise is generated. This block noise is removed. However, if block noise is removed by the deblock filter from all the blocks, the load on the deblock filter becomes t...
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WO/2003/047151A2 |
An apparatus for synchronizing chroma and luma data includes a first handshake block (104) for luma data, a second handshake block (148) for chroma data, and a means (330, 350) for providing a handshake signal to the first block (104) an...
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WO/2003/043339A1 |
An information delivery system, method, an information processing apparatus, and method which can preferably be used for delivering a content stream to an ordinary user in a simple and reliable way at a low cost. A personal computer (12)...
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WO/2003/030546A1 |
A system and method for enabling a television or radio receiver (16) to access specific enhanced services, for example, interactive advertisements embedded in television programs, based on a contract between a product vendor (10) and a v...
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WO/2003/028378A1 |
In order to convert an MPEG-2-compatible transport flow, said flow is decomposed into video and/or audio parts and program-accompanying information messages. The program-accompanying information messages are converted into a DVD-compatib...
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WO/2003/026242A1 |
A method and circuitry for implementing digital multi-channel demodulation circuits (figs 2 and 6). More particularly, embodiments of the present invention provide a digital multi-channel demodulator circuit (250, 650). The demodulator i...
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WO/2003/026313A1 |
Adjacent regions are identified in an image. Coding parameters for the adjacent regions are identified. Selective filtering is performed at the region between the identified adjacent regions.
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WO/2003/013147A1 |
The invention relates to a video coding method applied to an input signal IS consisting of a sequence of frames represented by one luminance matrix and two chrominance matrices. This method generates a coded bitstream CB in which each da...
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WO/2003/007496A1 |
A method, system, and computer program for coding video frames in a video compression system. One aspect includes automatically scaling coding mode biases as a function of the number of bits of coding precision in the video compression s...
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WO/2003/007126A2 |
Methods, systems, and computer programs for improving compressed image chroma information. In one aspect of the invention, a resolution for a red color component of a color video image is used that is higher than the resolution for a blu...
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WO/2003/005299A2 |
An image compositing and compression method (Fig. 6) utilizes the creation and processing of parallax differences in motion photography. A parallax scanning MOE lens creates discrete parallax differences in the objects in the recorded sc...
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WO/2003/001695A1 |
A system and method disposed to enable real-time creation and manipulation of digital media within a conventional personal computer environment without dedicated hardware assistance is disclosed herein (figure 3). In particular, one disc...
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WO/2002/100116A1 |
A method of decimation of a digital image, the digital image represented by a plurality of pixels, is claimed. In the pixel domain, the digital image is divided into a plurality of blocks (304). Certain ones of the blocks are selectively...
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WO/2002/098112A2 |
Systems, methods and devices related to detecting and transmitting images. Imaging system and devices, as well as methods of using such that are provided herein include flicker detection and/or correction; and/or built-in self test (170)...
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WO/2002/091750A2 |
LVDS data from a DVI source is decoded into parallel word format and passes through a colour space reduction stage before being stored in a frame buffer. Compressed pixel data may be read from the frame buffer or alternatively the frames...
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WO/2002/086680A2 |
A customized programming creation (100) system provides the ability to transmit customized programming offerings to individual users based upon their known profile (136) or their responses to contemporaneous queries. The invention provid...
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WO/2002/085003A1 |
A controller (112) checks if an electronic device (11)is electrically connected. If a TV signal processing section (106) is not connected to another electronic device (11), a signal processing circuit (113) carries out a normal signal pr...
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WO/2002/080543A1 |
A system and method for enhancing resolution in a video image includes acquiring (102) a relatively low resolution video signal (2) and applying (104) a peaking function and analyzing the peaked signal to identify (106) potential edges. ...
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WO/2002/071641A1 |
A system and methodology for eliminating noise distortions and mosaic effects from decoded multimedia data. Such system and methodology preferably uses an encoding/decoding application such as that developed by the Moving Picture Experts...
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WO/2002/071735A2 |
Methods, systems, and computer programs for improved quality video compression. Image quality from MPEG-style video coding may be improved by preserving a higher number of bits during intermediate encoding and decoding processing steps. ...
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WO2000030368A9 |
An apparatus and method of identifying the spatial location (L1) of a coding unit, e.g., a texture unit, in a hierarchically decomposed image (310, 320, and 330). Specifically, the invention quickly computes and identifies the "starting ...
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WO/2002/062063A1 |
A video signal transmitting/receiving system for transmitting a digital video signal from a transmission unit (30) to a reception unit (50) through a line (9) serving as a transmission path. The transmission unit (30) converts a video si...
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WO/2002/058316A1 |
A data time difference absorbing circuit comprising memories (36, 37) where first digital data including first timing reference data and second digital data including second timing reference data are stored and read out, respectively, ti...
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WO/2002/052849A1 |
A method (300) of converting interlaced Moving Picture Experts Group (MPEG) video signals to progressive video signals can include receiving an interlaced video signal representing a luma component specifying luma lines and a chroma comp...
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WO/2002/051063A1 |
The present invention relates to deriving and utilizing content signature (42). A content signature is a representation of a content (40) item, which is derived from the content item itself. According to the invention, a method generatin...
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WO/2002/051122A2 |
A method (30) of reducing contouring in a liquid crystal on silicon (LCOS) display can include receiving a frame-doubled input signal (32) comprising a positive picture and a negative picture. A first dither (36) specified by a gamma tab...
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WO/2002/049348A1 |
In a system (121) for receiving a signal containing digital data representing HDTV image information in the form of multilevel symbols formatted into groups of successive fields, each field comprising a field segment, a plurality of data...
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WO/2002/049355A1 |
A multiformat recording/reproducing apparatus comprises a signal reproducing unit for reproducing a video signal recorded on a magnetic medium, a format identifying unit for identifying the format of the reproduced vidio signal, a format...
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WO/2002/047396A1 |
Color digital image data is divided into data sets having an image size most suitable for processing. The data of each image data set is expressed, for each color channel, in a three-dimensional space composed of a plane showing XY ordin...
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WO/2002/047374A2 |
There is disclosed a system and method for recovering a recurring data segment synchronization pattern in the presence of an arbitrary phase rotation of a pilot carrier by detecting and compensating for the amount of the phase rotation. ...
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WO/2002/041640A2 |
A method for transferring data on the fly between an RGB color space and a YCrCb color space useful for a DCT block-computation engine significantly increases throughput and decreases processor overhead. According to one example embodime...
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WO/2002/039751A2 |
The present invention provides an optimal processing pipeline suitable for high quality video and graphics processing. According to the invention, color key extraction is performed before actual processing and transforming of the video/g...
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WO/2002/039735A1 |
A method of filtering a video signal comprised of a luminance component (Y) and two multiplexed chrominance components (U, V), a same filter architecture being used for forming a luminance signal and a chrominance signal, wherein for bot...
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WO/2002/037848A1 |
A method of transferring between communication channels of differing bandwidth, the method including the steps of: establishing data communications on a first channel, the first channel having a first bandwidth: in response to a trigger ...
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WO/2002/035851A2 |
The invention provides an efficient implementation of a digital video and graphics interface, such as a D1 like 10 or 8 bit interface, suitable for transmitting high quality non-subsampled digital video and graphics data. The invention a...
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WO/2002/032133A1 |
A signal transmitter and a signal receiver comprises a time base compression part (101) for compressing an audio signal on a time base to output the compressed signal as a time base compressed audio signal and a multiplexing part (102) f...
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WO/2002/031806A1 |
A system (10) for transmitting color images includes an image capture device (16) for receiving at least one color image; a gray scale image generator (22) for removing color data from the image to produce gray scale version of the image...
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WO/2002/025556A1 |
Disclosed herein, in various embodiments, are methods and apparatus incorporating, among other things, the concept of using traditionally non-commercial programming as a medium for selling products or services on-line, and in particular ...
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WO/2002/023889A2 |
A method for transferring data between an RGB color space memory (24) and a YCrCb color space memory (38) useful for a DCT block-computation engine (12) significantly increases throughput and decreases processor overhead. According to on...
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WO/2002/021846A1 |
The present invention relates to a digital image watermarking apparatus and method. Luminance component of a digital image are transformed into coefficients of a frequency domain, and watermark is generated by encrypting a user key and g...
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WO/2002/009438A2 |
In order to compress a video sequence under the constraint of scability, the known 2D or 3D SPIHT, based on the prediction of the absence of significant information across scales of a wavelet decomposition, compares a set of pixels, corr...
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WO/2002/009444A1 |
A signal transmission system comprising a signal transmission device (101) including an MPEG decoder (102) for receiving digital broadcasting and outputting one luminance signal Y and two color-difference signals P¿B?/P¿R?, and a trans...
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WO/2002/007335A2 |
The present invention relates to a system and a process for addressing a central processing unit (20) of a multi-device appliance, as well as to a corresponding appliance. The addressing system comprises a processing module (13), which r...
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WO/2002/005561A1 |
Digital data representing individual pixels of a video image frame are read and then encoded as a series of binary coded words describing blocks of pixels typically eight by eight for transmission or storage. When the words are decoded a...
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WO/2001/097527A1 |
The color video compression method uses the SPIHT process in three color planes YUV to transform pixels into coefficients ordered by means of three ordered lists, LIS, LIP, and LSP. For natural sequences, chrominance coefficients are mos...
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WO2000013406A9 |
An apparatus (50) for edge enhancement of a digital image provided as raw digital image data to an input terminal and for providing processed image data to an output terminal. The system further having an interpolation circuit (54), an o...
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WO/2001/091459A2 |
An information processing apparatus obtains a first image and display timing information of the first image via a first channel, and a second image via a second channel different from the first channel. The information processing apparat...
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WO/2001/080567A1 |
Upon receiving the parameters of a picture layer, a slice decoder control circuit (46) supplies the parameters of the picture layer and the write pointer of a slice (1) to a slice decoder (47), the parameters of the picture layer and the...
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WO/2001/074082A1 |
The present invention is directed to improving the accuracy of interpolated images to convert interlaced images into non-interlaced progressive images, and to convert the frame rate of either progressive non-interlaced images or interlac...
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WO/2001/072030A2 |
A method and system for creating authentication signatures for digital images and video frames is provided. The method and system involves partitioning the image into multiple blocks, comparing characteristics from each block and generat...
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