AU6118700A - Integer discrete cosine transform using integer operations - Google Patents

Integer discrete cosine transform using integer operations

Info

Publication number
AU6118700A
AU6118700A AU61187/00A AU6118700A AU6118700A AU 6118700 A AU6118700 A AU 6118700A AU 61187/00 A AU61187/00 A AU 61187/00A AU 6118700 A AU6118700 A AU 6118700A AU 6118700 A AU6118700 A AU 6118700A
Authority
AU
Australia
Prior art keywords
integer
discrete cosine
cosine transform
operations
integer operations
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.)
Abandoned
Application number
AU61187/00A
Inventor
Ying-Jui Chen
Truong Q. Nguyen
Soontorn Oraintara
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.)
Boston University
Original Assignee
Boston University
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 Boston University filed Critical Boston University
Publication of AU6118700A publication Critical patent/AU6118700A/en
Abandoned 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AU61187/00A 1999-07-23 2000-07-24 Integer discrete cosine transform using integer operations Abandoned AU6118700A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14533399P 1999-07-23 1999-07-23
US60145333 1999-07-23
PCT/US2000/020126 WO2001008001A1 (en) 1999-07-23 2000-07-24 Integer discrete cosine transform using integer operations

Publications (1)

Publication Number Publication Date
AU6118700A true AU6118700A (en) 2001-02-13

Family

ID=22512613

Family Applications (1)

Application Number Title Priority Date Filing Date
AU61187/00A Abandoned AU6118700A (en) 1999-07-23 2000-07-24 Integer discrete cosine transform using integer operations

Country Status (2)

Country Link
AU (1) AU6118700A (en)
WO (1) WO2001008001A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7395210B2 (en) * 2002-11-21 2008-07-01 Microsoft Corporation Progressive to lossless embedded audio coder (PLEAC) with multiple factorization reversible transform
CN100433837C (en) * 2004-03-18 2008-11-12 华中科技大学 Integral conversing matrix selection method of video coding and related integral conversion method
US7698352B2 (en) 2005-09-15 2010-04-13 International Business Machines Corporation System and method for converting from scaled binary coded decimal into decimal floating point
US8364734B2 (en) 2005-09-15 2013-01-29 International Business Machines Corporation Converting from decimal floating point into scaled binary coded decimal
US8051117B2 (en) 2007-04-26 2011-11-01 International Business Machines Corporation Shift significand of decimal floating point data
US20080270495A1 (en) 2007-04-26 2008-10-30 International Business Machines Corporation Insert/extract biased exponent of decimal floating point data
US8051118B2 (en) 2007-04-26 2011-11-01 International Business Machines Corporation Composition of decimal floating point data
US8190664B2 (en) 2007-04-26 2012-05-29 International Business Machines Corporation Employing a mask field of an instruction to encode a sign of a result of the instruction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5394349A (en) * 1992-07-10 1995-02-28 Xing Technology Corporation Fast inverse discrete transform using subwords for decompression of information
JPH0844708A (en) * 1994-07-27 1996-02-16 Fujitsu Ltd Two-dimensional discrete cosine transform arithmetic circuit
JP2914226B2 (en) * 1995-06-16 1999-06-28 日本電気株式会社 Transformation encoding of digital signal enabling reversible transformation
US6058215A (en) * 1997-04-30 2000-05-02 Ricoh Company, Ltd. Reversible DCT for lossless-lossy compression

Also Published As

Publication number Publication date
WO2001008001A1 (en) 2001-02-01

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase