DE69225628D1 - Gerät für die orthogonale Transformation für die Videosignalverarbeitung - Google Patents

Gerät für die orthogonale Transformation für die Videosignalverarbeitung

Info

Publication number
DE69225628D1
DE69225628D1 DE69225628T DE69225628T DE69225628D1 DE 69225628 D1 DE69225628 D1 DE 69225628D1 DE 69225628 T DE69225628 T DE 69225628T DE 69225628 T DE69225628 T DE 69225628T DE 69225628 D1 DE69225628 D1 DE 69225628D1
Authority
DE
Germany
Prior art keywords
signal processing
video signal
orthogonal transformation
transformation device
orthogonal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69225628T
Other languages
English (en)
Other versions
DE69225628T2 (de
Inventor
Shinya Kadono
Masakazu Nishino
Tatsuro Juri
Hiroshi Horikane
Iwao Hidaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69225628D1 publication Critical patent/DE69225628D1/de
Application granted granted Critical
Publication of DE69225628T2 publication Critical patent/DE69225628T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
DE69225628T 1991-02-19 1992-02-18 Gerät für die orthogonale Transformation für die Videosignalverarbeitung Expired - Fee Related DE69225628T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2442191 1991-02-19

Publications (2)

Publication Number Publication Date
DE69225628D1 true DE69225628D1 (de) 1998-07-02
DE69225628T2 DE69225628T2 (de) 1998-11-26

Family

ID=12137694

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225628T Expired - Fee Related DE69225628T2 (de) 1991-02-19 1992-02-18 Gerät für die orthogonale Transformation für die Videosignalverarbeitung

Country Status (3)

Country Link
US (1) US5343501A (de)
EP (1) EP0500048B1 (de)
DE (1) DE69225628T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05233853A (ja) * 1992-02-24 1993-09-10 Sharp Corp 演算処理装置
US5471412A (en) * 1993-10-27 1995-11-28 Winbond Electronic Corp. Recycling and parallel processing method and apparatus for performing discrete cosine transform and its inverse
US5668748A (en) * 1995-04-15 1997-09-16 United Microelectronics Corporation Apparatus for two-dimensional discrete cosine transform
CN1061190C (zh) * 1995-05-05 2001-01-24 联华电子股份有限公司 二维反离散余弦转换装置
US5671169A (en) * 1995-06-23 1997-09-23 United Microelectronics Corporation Apparatus for two-dimensional inverse discrete cosine transform
JP4536109B2 (ja) * 2007-12-26 2010-09-01 富士通株式会社 半導体装置および信号処理方法
US11655341B2 (en) 2017-10-24 2023-05-23 Shin-Etsu Chemical Co., Ltd. Method for preparing a radical-polymerizable organopolysiloxane, a radiation-curable organopolysiloxane composition, and a release sheet

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4385363A (en) * 1978-12-15 1983-05-24 Compression Labs, Inc. Discrete cosine transformer
FR2561011B1 (fr) * 1984-03-09 1986-09-12 Cit Alcatel Processeur de calcul d'une transformee discrete inverse du cosinus
FR2581463B1 (fr) * 1985-05-03 1989-09-08 Thomson Csf Dispositifs de calcul de transformees cosinus, dispositif de codage et dispositif de decodage d'images comportant de tels dispositifs de calcul
FR2582424B1 (fr) * 1985-05-22 1989-06-30 Guichard Jacques Circuit de calcul rapide de la transformee en cosinus, directe ou inverse, d'un signal discret
FR2599872B1 (fr) * 1986-06-06 1988-07-29 Thomson Csf Dispositifs de calcul de transformees cosinus mono-dimensionnelles, et dispositif de codage et dispositif de decodage d'images comportant de tels dispositifs de calcul
US4760543A (en) * 1986-11-10 1988-07-26 American Telephone And Telegraph Company, At&T Bell Laboratories Orthogonal transform processor
FR2608808B1 (fr) * 1986-12-22 1989-04-28 Efcis Circuit integre de traitement numerique de signaux
IT1207346B (it) * 1987-01-20 1989-05-17 Cselt Centro Studi Lab Telecom Sformata coseno discreta a coeffi circuito per il calcolo della tra cienti quantizzati di campioni di segnale numerico
DE68928886T2 (de) * 1988-10-27 1999-06-02 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Gerät für die direkte oder umgekehrte orthogonale Transformation
EP0376683A2 (de) * 1988-12-27 1990-07-04 Kabushiki Kaisha Toshiba Diskrete Cosinustransformationsvorrichtung
US5163103A (en) * 1988-12-27 1992-11-10 Kabushiki Kaisha Toshiba Discrete cosine transforming apparatus
US5053985A (en) * 1989-10-19 1991-10-01 Zoran Corporation Recycling dct/idct integrated circuit apparatus using a single multiplier/accumulator and a single random access memory
US5196930A (en) * 1990-07-20 1993-03-23 Matsushita Electric Industrial Co., Ltd. High efficienccy coding and decoding apparatus for lowering transmission or recording rate of transmitted or recorded video signal without reducing picture quality
JP2866754B2 (ja) * 1991-03-27 1999-03-08 三菱電機株式会社 演算処理装置

Also Published As

Publication number Publication date
EP0500048B1 (de) 1998-05-27
US5343501A (en) 1994-08-30
EP0500048A3 (de) 1994-02-09
EP0500048A2 (de) 1992-08-26
DE69225628T2 (de) 1998-11-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee