DE3866149D1 - Eindimensionaler linearer bildtransformator. - Google Patents

Eindimensionaler linearer bildtransformator.

Info

Publication number
DE3866149D1
DE3866149D1 DE8888200640T DE3866149T DE3866149D1 DE 3866149 D1 DE3866149 D1 DE 3866149D1 DE 8888200640 T DE8888200640 T DE 8888200640T DE 3866149 T DE3866149 T DE 3866149T DE 3866149 D1 DE3866149 D1 DE 3866149D1
Authority
DE
Germany
Prior art keywords
linear image
dimensional linear
image transformer
transformer
dimensional
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 - Lifetime
Application number
DE8888200640T
Other languages
English (en)
Inventor
Roberto Woudsma
David Cheung Hyen Chong
Brian Timothy Mcsweeney
Stephanus Maria Christ Borgers
Egidius Antonius Petr Habraken
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3866149D1 publication Critical patent/DE3866149D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
    • 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
    • G06F17/141—Discrete Fourier transforms
    • G06F17/142—Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm
    • 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)
  • Data Mining & Analysis (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Databases & Information Systems (AREA)
  • Algebra (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • Computing Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Complex Calculations (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE8888200640T 1987-04-10 1988-04-06 Eindimensionaler linearer bildtransformator. Expired - Lifetime DE3866149D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8700845A NL8700845A (nl) 1987-04-10 1987-04-10 Een-dimensionale lineaire beeldtransformator.

Publications (1)

Publication Number Publication Date
DE3866149D1 true DE3866149D1 (de) 1991-12-19

Family

ID=19849839

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888200640T Expired - Lifetime DE3866149D1 (de) 1987-04-10 1988-04-06 Eindimensionaler linearer bildtransformator.

Country Status (6)

Country Link
US (1) US4881192A (de)
EP (1) EP0286184B1 (de)
JP (1) JP2630801B2 (de)
KR (1) KR970004534B1 (de)
DE (1) DE3866149D1 (de)
NL (1) NL8700845A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5008848A (en) * 1989-05-30 1991-04-16 North American Philips Corporation Circuit for performing S-transform
US5450557A (en) * 1989-11-07 1995-09-12 Loral Aerospace Corp. Single-chip self-configurable parallel processor
US5089982A (en) * 1990-05-24 1992-02-18 Grumman Aerospace Corporation Two dimensional fast Fourier transform converter
US7142720B1 (en) * 1990-07-31 2006-11-28 Fujitsu Limited Image data processing method and apparatus
JPH04102170A (ja) * 1990-08-21 1992-04-03 Fujitsu Ltd マトリクス演算装置，マトリクスク演算方法及びその応用装置
US5870497A (en) * 1991-03-15 1999-02-09 C-Cube Microsystems Decoder for compressed video signals
EP0509594B1 (de) * 1991-04-18 1997-10-22 Koninklijke Philips Electronics N.V. System und Verfahren zur Verbesserung der Suchbetriebsart bei einem Video Recorder
DE69222801T2 (de) * 1991-04-18 1998-04-02 Koninkl Philips Electronics Nv System und Verfahren zur Verbesserung der Suchbetriebsart bei einem Video Recorder
US5444490A (en) * 1992-07-07 1995-08-22 U.S. Philips Corporation Television system for transmitting pictures in a digital form
US5339265A (en) * 1992-08-31 1994-08-16 University Of Maryland At College Park Optimal unified architectures for the real-time computation of time-recursive discrete sinusoidal transforms
DE69423389T2 (de) * 1993-06-07 2000-09-21 Koninkl Philips Electronics Nv Vorrichtung zur Übertragung oder Aufzeichnung von digitalen Fernsehbildern, und Vorrichtung zum Empfang derselben
US5793658A (en) * 1996-01-17 1998-08-11 Digital Equipment Coporation Method and apparatus for viedo compression and decompression using high speed discrete cosine transform
US5781239A (en) * 1996-06-20 1998-07-14 Lsi Logic Corporation System and method for performing an optimized inverse discrete cosine transform with improved efficiency
JP2000507006A (ja) * 1997-01-10 2000-06-06 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 画像投射装置の照射システム
US6125438A (en) * 1997-04-21 2000-09-26 Matsushita Electrical Industrial Co., Ltd. Data processor
AU752024B2 (en) 2000-04-14 2002-09-05 Kabushiki Kaisha Toshiba Method and equipment for assessing the life of members put under high in-service temperature environment for long period

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4138730A (en) * 1977-11-07 1979-02-06 Communications Satellite Corporation High speed FFT processor
NL8004521A (nl) * 1980-08-08 1982-03-01 Philips Nv Werkwijze voor het digitaliseren van een kleuren-videosignaal.
US4449194A (en) * 1981-09-25 1984-05-15 Motorola Inc. Multiple point, discrete cosine processor
FR2561010B1 (fr) * 1984-03-09 1986-09-12 Cit Alcatel Processeur de calcul d'une transformee discrete du cosinus
FR2568036B1 (fr) * 1984-07-20 1989-06-02 Thomson Csf Circuit de calcul
US4791598A (en) * 1987-03-24 1988-12-13 Bell Communications Research, Inc. Two-dimensional discrete cosine transform processor

Also Published As

Publication number Publication date
US4881192A (en) 1989-11-14
KR880013401A (ko) 1988-11-30
EP0286184B1 (de) 1991-11-13
JP2630801B2 (ja) 1997-07-16
EP0286184A1 (de) 1988-10-12
KR970004534B1 (en) 1997-03-28
JPS6427378A (en) 1989-01-30
NL8700845A (nl) 1988-11-01

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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: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee