FR2734926B1 - TWO-DIMENSIONAL REAL-TIME CIRCUIT OF DISCRETE COSINUS / REVERSE TRANSFORMATION IN DISCREET COSINUS - Google Patents

TWO-DIMENSIONAL REAL-TIME CIRCUIT OF DISCRETE COSINUS / REVERSE TRANSFORMATION IN DISCREET COSINUS

Info

Publication number
FR2734926B1
FR2734926B1 FR9506482A FR9506482A FR2734926B1 FR 2734926 B1 FR2734926 B1 FR 2734926B1 FR 9506482 A FR9506482 A FR 9506482A FR 9506482 A FR9506482 A FR 9506482A FR 2734926 B1 FR2734926 B1 FR 2734926B1
Authority
FR
France
Prior art keywords
cosinus
discreet
discrete
time circuit
reverse 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 - Lifetime
Application number
FR9506482A
Other languages
French (fr)
Other versions
FR2734926A1 (en
Inventor
Po Chuan Huang
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.)
United Microelectronics Corp
Original Assignee
United Microelectronics Corp
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 United Microelectronics Corp filed Critical United Microelectronics Corp
Priority to FR9506482A priority Critical patent/FR2734926B1/en
Publication of FR2734926A1 publication Critical patent/FR2734926A1/en
Application granted granted Critical
Publication of FR2734926B1 publication Critical patent/FR2734926B1/en
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
    • 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)
  • Mathematical Optimization (AREA)
  • Theoretical Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Complex Calculations (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR9506482A 1995-05-31 1995-05-31 TWO-DIMENSIONAL REAL-TIME CIRCUIT OF DISCRETE COSINUS / REVERSE TRANSFORMATION IN DISCREET COSINUS Expired - Lifetime FR2734926B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9506482A FR2734926B1 (en) 1995-05-31 1995-05-31 TWO-DIMENSIONAL REAL-TIME CIRCUIT OF DISCRETE COSINUS / REVERSE TRANSFORMATION IN DISCREET COSINUS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9506482A FR2734926B1 (en) 1995-05-31 1995-05-31 TWO-DIMENSIONAL REAL-TIME CIRCUIT OF DISCRETE COSINUS / REVERSE TRANSFORMATION IN DISCREET COSINUS

Publications (2)

Publication Number Publication Date
FR2734926A1 FR2734926A1 (en) 1996-12-06
FR2734926B1 true FR2734926B1 (en) 1997-08-22

Family

ID=9479555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9506482A Expired - Lifetime FR2734926B1 (en) 1995-05-31 1995-05-31 TWO-DIMENSIONAL REAL-TIME CIRCUIT OF DISCRETE COSINUS / REVERSE TRANSFORMATION IN DISCREET COSINUS

Country Status (1)

Country Link
FR (1) FR2734926B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833648A (en) * 1987-07-02 1989-05-23 Texas Instruments Incorporated Multiport ram hybrid memory cell with fast write
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
JP2646778B2 (en) * 1990-01-17 1997-08-27 日本電気株式会社 Digital signal processor
EP0566184A3 (en) * 1992-04-13 1994-11-17 Philips Electronics Nv Picture transformer and television system with a transmitter and a receiver comprising a picture transformer.
DE4218189A1 (en) * 1992-06-03 1993-12-09 Philips Patentverwaltung Two=dimensional transformation of data in video data transmission - has one dimensional transformation unit coupled with selectors and transposition memory handling part image data blocks

Also Published As

Publication number Publication date
FR2734926A1 (en) 1996-12-06

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