DE3766312D1 - Digitale signalverarbeitungseinrichtung zur ausfuehrung einer kosinustransformation. - Google Patents

Digitale signalverarbeitungseinrichtung zur ausfuehrung einer kosinustransformation.

Info

Publication number
DE3766312D1
DE3766312D1 DE8787401635T DE3766312T DE3766312D1 DE 3766312 D1 DE3766312 D1 DE 3766312D1 DE 8787401635 T DE8787401635 T DE 8787401635T DE 3766312 T DE3766312 T DE 3766312T DE 3766312 D1 DE3766312 D1 DE 3766312D1
Authority
DE
Germany
Prior art keywords
carrying
processing device
signal processing
digital signal
cosine transformation
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
DE8787401635T
Other languages
English (en)
Inventor
Joel Cambonie
Eugene Mackowiak
Pannerer Yves-Marie Le
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.)
Thomson Semiconducteurs SA
Original Assignee
Thomson Semiconducteurs SA
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 Thomson Semiconducteurs SA filed Critical Thomson Semiconducteurs SA
Application granted granted Critical
Publication of DE3766312D1 publication Critical patent/DE3766312D1/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)
DE8787401635T 1986-07-23 1987-07-10 Digitale signalverarbeitungseinrichtung zur ausfuehrung einer kosinustransformation. Expired - Fee Related DE3766312D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8610683A FR2602073B1 (fr) 1986-07-23 1986-07-23 Circuit de traitement numerique de signal realisant une transformation cosinus.

Publications (1)

Publication Number Publication Date
DE3766312D1 true DE3766312D1 (de) 1991-01-03

Family

ID=9337666

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787401635T Expired - Fee Related DE3766312D1 (de) 1986-07-23 1987-07-10 Digitale signalverarbeitungseinrichtung zur ausfuehrung einer kosinustransformation.

Country Status (3)

Country Link
EP (1) EP0254628B1 (de)
DE (1) DE3766312D1 (de)
FR (1) FR2602073B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5268853A (en) * 1989-12-01 1993-12-07 Ricoh Company, Ltd. Orthogonal transformation processor for compressing information
US5359549A (en) * 1989-12-01 1994-10-25 Ricoh Company, Ltd. Orthogonal transformation processor for compressing information
JP3749022B2 (ja) * 1997-09-12 2006-02-22 シャープ株式会社 高速フーリエ変換を用いて短い待ち時間でアレイ処理を行う並列システム

Also Published As

Publication number Publication date
EP0254628A1 (de) 1988-01-27
FR2602073A1 (fr) 1988-01-29
EP0254628B1 (de) 1990-11-22
FR2602073B1 (fr) 1990-11-23

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Legal Events

Date Code Title Description
8380 Miscellaneous part iii

Free format text: DER PATENTINHABER LAUTET RICHTIG: SGS-THOMSON MICROELECTRONICS S.A., GENTILLY, FR

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee