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Shinya Kadono: Image coding apparatus, image decoding apparatus, image coding method, image decoding method, and data storage medium. Matsushita Electric Industrial Company, Wenderoth Lind & Ponack L, August 7, 2001: US06272179 (127 worldwide citation)

An image coding apparatus which performs an adaptive coding process in macroblock units each comprising a predetermined number of pixels into which the image space is divided, comprises: a color motion vector coding unit for coding either a frame-basis color motion vector or a field-basis color moti ...


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Satoshi Kondo, Eiji Iwasaki, Hiroshi Taniuchi, Hideya Takahashi: Noise detecting method, noise detector and image decoding apparatus. Matsushita Electric Insdustrial, Nixon Peabody, June 8, 2004: US06748113 (96 worldwide citation)

A block boundary where blocking artifact occurs or a lock where ringing artifact occurs is definitely detected. The noise detecting method includes the steps of: extracting coding information, including orthogonal transformation coefficients and a motion vector of each of multiple blocks of an image ...


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Steve C Wasserman, James Armand Baldwin, George Mitsuoka: Process for controlling an MPEG decoder. CagEnt Technologies, Fenwick & West, June 30, 1998: US05774206 (79 worldwide citation)

A process for decoding MPEG encoded image data stored in a system memory utilizing a configurable image decoding apparatus. The process comprises the steps of: (a) extracting macroblock information from said MPEG encoded image data, the macroblocks containing image data and motion compensation data; ...


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Taisuke Matsumoto: Picture encoder and picture decoder. Matsushita Electric Industrial, Greenblum & Bernstein, July 17, 2001: US06263024 (78 worldwide citation)

In an image coding apparatus which uses as an input a binary digital image with an interlaced structure in which one frame comprises two fields and codes said image by dividing it into two-dimensional blocks made up of a plurality of pixels for each block, the method for carrying out coding in field ...


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Yoshimi Isu, Shunichi Sekiguchi, Kohtaro Asai, Hirofumi Nishikawa, Shinichi Kuroda, Yuri Hasegawa: Image decoder, image encoder, image communication system, and encoded bit stream converter. Mitsubishi Denki Kabushiki Kaisha, Birch Stewart Kolasch & Birch, March 1, 2005: US06862320 (61 worldwide citation)

An image decoding apparatus is capable of decoding coded bit streams with different coding schemes. The image decoding apparatus includes a coding scheme decision section for deciding a coding scheme from coding scheme identification information multiplexed into a coded bit stream, a setting unit fo ...


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David D Pape, Allan C Green: Apparatus for encoding and decoding high resolution still images and video images for recording on a standard storage media. Polaroid Corporation, Edward S Roman, April 25, 1989: US04825301 (50 worldwide citation)

Apparatus for encoding electronic still image information signals to a form suitable for recording on a conventional recording media by dividing the electronic information signals into a plurality of groups of electronic information signals wherein each group corresponds to a plurality of different ...


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Shinji Watanabe, Nobuaki Izumi: Image decoding device, image decoding method, and image decoding program. Sony Corporation, Finnegan Henderson Farabow Garrett & Dunner L, August 21, 2012: US08249147 (45 worldwide citation)

The present invention is directed to an image decoding apparatus adapted for decoding information obtained by implementing inverse quantization and inverse orthogonal transform to image compressed information in which an input image signal is blocked to implement orthogonal transform thereto on the ...


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Fukuhara Takahiro, Sekiguchi Shunichi, Asai Kohtaro, Murakami Tokumichi: Image coding apparatus and image decoding apparatus. Mitsubishi Electric, January 7, 1998: EP0817491-A2 (38 worldwide citation)

An image coding apparatus which includes a frame memory selecting unit (35) for selecting, in response to a selection signal, an image to be continuously stored in a plurality of frame memories (9, 10) as a background image and storing the background image into the plurality of frame memories (9, 10 ...


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Choong Seng Boon: Image decoding method, image decoding apparatus, and data recording medium. Matsushita Electric Industrial, Burr & Brown, March 19, 2002: US06360014 (37 worldwide citation)

An image decoding method for decoding compressively coded data including coded data obtained by coding a luminance signal and a color difference signal to reproduce an image signal for image display, comprises the steps of: decoding the coded data of the luminance signal and the coded data of the co ...