DE69730277D1 - Wavelettransformationsverfahren und -vorrichtung - Google Patents

Wavelettransformationsverfahren und -vorrichtung

Info

Publication number
DE69730277D1
DE69730277D1 DE69730277T DE69730277T DE69730277D1 DE 69730277 D1 DE69730277 D1 DE 69730277D1 DE 69730277 T DE69730277 T DE 69730277T DE 69730277 T DE69730277 T DE 69730277T DE 69730277 D1 DE69730277 D1 DE 69730277D1
Authority
DE
Germany
Prior art keywords
wavelet transformation
transformation method
wavelet
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
DE69730277T
Other languages
English (en)
Other versions
DE69730277T2 (de
Inventor
Zhixiong Wu
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Application granted granted Critical
Publication of DE69730277D1 publication Critical patent/DE69730277D1/de
Publication of DE69730277T2 publication Critical patent/DE69730277T2/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
    • G06F17/148—Wavelet transforms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/635—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by filter definition or implementation details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/649—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
DE69730277T 1996-06-28 1997-06-26 Wavelettransformationsverfahren und -vorrichtung Expired - Lifetime DE69730277T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP16990696 1996-06-28
JP16990696 1996-06-28
JP24796996 1996-09-19
JP24796996 1996-09-19

Publications (2)

Publication Number Publication Date
DE69730277D1 true DE69730277D1 (de) 2004-09-23
DE69730277T2 DE69730277T2 (de) 2005-08-25

Family

ID=26493102

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69730277T Expired - Lifetime DE69730277T2 (de) 1996-06-28 1997-06-26 Wavelettransformationsverfahren und -vorrichtung

Country Status (3)

Country Link
US (1) US6236684B1 (de)
EP (1) EP0817098B1 (de)
DE (1) DE69730277T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6868187B2 (en) * 2000-05-12 2005-03-15 Fuji Photo Film Co., Ltd. Image transformation method and apparatus, and storage medium
US7480416B2 (en) * 2003-05-09 2009-01-20 Telecommunications Research Laboratories Implementation of discrete wavelet transform using lifting steps
US8411978B1 (en) * 2006-01-17 2013-04-02 Teradici Corporation Group encoding of wavelet precision
US8036473B1 (en) 2006-01-17 2011-10-11 Teradici Corporation Pixel selective wavelet transform methods
US8019742B1 (en) * 2007-05-31 2011-09-13 Google Inc. Identifying related queries
US9183323B1 (en) 2008-06-27 2015-11-10 Google Inc. Suggesting alternative query phrases in query results
US8849785B1 (en) 2010-01-15 2014-09-30 Google Inc. Search query reformulation using result term occurrence count
US8750383B2 (en) * 2011-01-17 2014-06-10 Exaimage Corporation Systems and methods for wavelet and channel-based high definition video encoding
US11636173B2 (en) * 2019-03-28 2023-04-25 SK Hynix Inc. Method for candidate selection and accelerator for performing candidate selection

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5347479A (en) * 1991-12-27 1994-09-13 Nec Corporation Small-size wavelet transform apparatus
US5563960A (en) * 1993-01-22 1996-10-08 David Sarnoff Research Center, Inc. Apparatus and method for emphasizing a selected region in the compressed representation of an image
JP2933457B2 (ja) * 1993-02-18 1999-08-16 日本電気株式会社 ウェーブレット変換符号化方法
US5602589A (en) * 1994-08-19 1997-02-11 Xerox Corporation Video image compression using weighted wavelet hierarchical vector quantization
US5867602A (en) * 1994-09-21 1999-02-02 Ricoh Corporation Reversible wavelet transform and embedded codestream manipulation
JPH08186815A (ja) * 1994-12-28 1996-07-16 Pioneer Electron Corp サブバンド符号化方法
US5852681A (en) * 1995-04-20 1998-12-22 Massachusetts Institute Of Technology Method and apparatus for eliminating artifacts in data processing and compression systems
US5764807A (en) * 1995-09-14 1998-06-09 Primacomp, Inc. Data compression using set partitioning in hierarchical trees
US5819215A (en) * 1995-10-13 1998-10-06 Dobson; Kurt Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
US5777678A (en) * 1995-10-26 1998-07-07 Sony Corporation Predictive sub-band video coding and decoding using motion compensation
US5710835A (en) * 1995-11-14 1998-01-20 The Regents Of The University Of California, Office Of Technology Transfer Storage and retrieval of large digital images
US5867221A (en) * 1996-03-29 1999-02-02 Interated Systems, Inc. Method and system for the fractal compression of data using an integrated circuit for discrete cosine transform compression/decompression
US5870502A (en) * 1996-04-08 1999-02-09 The Trustees Of Columbia University In The City Of New York System and method for a multiresolution transform of digital image information
US5757974A (en) * 1996-04-15 1998-05-26 The United States Of America As Represented By The Secretary Of The Navy System and method for data compression
US5828849A (en) * 1996-05-14 1998-10-27 Lsi Logic Corporation Method to derive edge extensions for wavelet transforms and inverse wavelet transforms
US5838377A (en) * 1996-12-20 1998-11-17 Analog Devices, Inc. Video compressed circuit using recursive wavelet filtering

Also Published As

Publication number Publication date
EP0817098A3 (de) 1998-12-23
US6236684B1 (en) 2001-05-22
DE69730277T2 (de) 2005-08-25
EP0817098A2 (de) 1998-01-07
EP0817098B1 (de) 2004-08-18

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Legal Events

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