DE69018976T2 - Verfahren zur verringerung des quantisierungsfehlers in hierarchischen zerlegungs- und wiederaufbauschemen. - Google Patents

Verfahren zur verringerung des quantisierungsfehlers in hierarchischen zerlegungs- und wiederaufbauschemen.

Info

Publication number
DE69018976T2
DE69018976T2 DE69018976T DE69018976T DE69018976T2 DE 69018976 T2 DE69018976 T2 DE 69018976T2 DE 69018976 T DE69018976 T DE 69018976T DE 69018976 T DE69018976 T DE 69018976T DE 69018976 T2 DE69018976 T2 DE 69018976T2
Authority
DE
Germany
Prior art keywords
hierarchical
disassembly
reducing
quantization error
reconstruction schemes
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
DE69018976T
Other languages
English (en)
Other versions
DE69018976D1 (de
Inventor
John Allan Weldy
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE69018976D1 publication Critical patent/DE69018976D1/de
Application granted granted Critical
Publication of DE69018976T2 publication Critical patent/DE69018976T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00Geometric image transformation in the plane of the image
    • G06T3/40Scaling the whole image or part thereof
    • G06T3/4007Interpolation-based scaling, e.g. bilinear interpolation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/015High-definition television systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
DE69018976T 1989-12-22 1990-12-13 Verfahren zur verringerung des quantisierungsfehlers in hierarchischen zerlegungs- und wiederaufbauschemen. Expired - Fee Related DE69018976T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/455,107 US5020120A (en) 1989-12-22 1989-12-22 Methods for reducing quantization error in hierarchical decomposition and reconstruction schemes
PCT/US1990/007258 WO1991010326A1 (en) 1989-12-22 1990-12-13 Methods for reducing quantization error in hierarchical decomposition and reconstruction schemes

Publications (2)

Publication Number Publication Date
DE69018976D1 DE69018976D1 (de) 1995-06-01
DE69018976T2 true DE69018976T2 (de) 1995-11-23

Family

ID=23807435

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69018976T Expired - Fee Related DE69018976T2 (de) 1989-12-22 1990-12-13 Verfahren zur verringerung des quantisierungsfehlers in hierarchischen zerlegungs- und wiederaufbauschemen.

Country Status (5)

Country Link
US (1) US5020120A (de)
EP (1) EP0460191B1 (de)
JP (1) JPH04504039A (de)
DE (1) DE69018976T2 (de)
WO (1) WO1991010326A1 (de)

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US5060285A (en) * 1989-05-19 1991-10-22 Gte Laboratories Incorporated Hierarchical variable block size address-vector quantization using inter-block correlation
CA2063879C (en) * 1991-05-28 1998-05-05 Albert D. Edgar Positive feedback error diffusion signal processing
DE69214229T2 (de) * 1991-08-14 1997-04-30 Agfa Gevaert Nv Verfahren und Vorrichtung zur Kontrastverbesserung von Bildern
JP3109185B2 (ja) * 1991-11-12 2000-11-13 ソニー株式会社 ディジタルvtr
US5331414A (en) * 1991-12-23 1994-07-19 Intel Corporation Method and apparatus for encoding a digital motion video signal using pyramid specific filtering
US5521717A (en) * 1992-02-03 1996-05-28 Canon Kabushiki Kaisha Image processing apparatus and method therefor
JPH05219385A (ja) * 1992-02-07 1993-08-27 Hudson Soft Co Ltd 画像圧縮・伸張方法および装置
US6181826B1 (en) * 1992-07-22 2001-01-30 Eastman Kodak Company Method and associated apparatus for achieving additional signal level resolution from a quantized digital representation of an image
JPH0662255A (ja) * 1992-08-13 1994-03-04 Takayama:Kk 画像圧縮方法
EP0610606A1 (de) * 1993-02-11 1994-08-17 Agfa-Gevaert N.V. Verfahren zur Darstellung eines Bildteils
US5459482A (en) * 1993-06-24 1995-10-17 Motorola, Inc. Facsimile communication with an active addressing display device
US6408097B1 (en) * 1993-08-30 2002-06-18 Sony Corporation Picture coding apparatus and method thereof
US5930394A (en) * 1993-08-30 1999-07-27 Sony Corporation Picture coding apparatus and method thereof
WO1995007005A1 (en) * 1993-08-30 1995-03-09 Sony Corporation Device and method for encoding image
EP0687112B1 (de) * 1994-06-08 2006-09-20 Matsushita Electric Industrial Co., Ltd. Bildumsetzungsvorrichtung
US5568570A (en) * 1994-09-30 1996-10-22 Eastman Kodak Company Method and apparatus for reducing quantization artifacts in a hierarchical image storage and retrieval system
US5835637A (en) * 1995-03-20 1998-11-10 Eastman Kodak Company Method and apparatus for sharpening an image by scaling spatial residual components during image reconstruction
AU718453B2 (en) 1996-07-17 2000-04-13 Sony Corporation Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks
AU714554B2 (en) 1996-07-17 2000-01-06 Sony Corporation Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks
US5887084A (en) * 1997-11-07 1999-03-23 Polaroid Corporation Structuring a digital image into a DCT pyramid image representation
JP3969981B2 (ja) * 2000-09-22 2007-09-05 キヤノン株式会社 電子源の駆動方法、駆動回路、電子源および画像形成装置
JP3969985B2 (ja) 2000-10-04 2007-09-05 キヤノン株式会社 電子源及び画像形成装置の駆動方法、並びに画像形成装置
DE60144176D1 (de) * 2000-11-10 2011-04-21 Ricoh Co Ltd Bilddekompression von Transformkoeffizienten
GB0110748D0 (en) * 2001-05-02 2001-06-27 Apical Ltd Image enhancement methods and apparatus therefor
CN100551059C (zh) * 2004-05-14 2009-10-14 Nxp股份有限公司 用于从隔行编码帧产生逐行帧的设备
WO2007059602A1 (en) * 2005-11-23 2007-05-31 Cedara Software Corp. Method and system for enhancing digital images
EA201000382A1 (ru) * 2007-09-28 2011-08-30 Всеволод Юрьевич Мокрушин Способ кодирования цифровых сигналов (варианты), способ декодирования цифровых сигналов (варианты), устройство для их реализации (варианты) и система для передачи изображений по каналам связи с ограниченной пропускной способностью (варианты)
JP2011139276A (ja) * 2009-12-28 2011-07-14 Sony Computer Entertainment Inc 画像処理装置および画像処理方法
US10274652B2 (en) 2016-02-05 2019-04-30 Rambus Inc. Systems and methods for improving resolution in lensless imaging

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Publication number Priority date Publication date Assignee Title
US4193096A (en) * 1977-04-04 1980-03-11 Xerox Corporation Half tone encoder/decoder
NL8005950A (nl) * 1980-10-30 1982-05-17 Philips Nv Differentieel pulscode modulatie overdrachtstelsel.
JPS60148279A (ja) * 1983-12-28 1985-08-05 インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション 画像処理システム
IL77840A (en) * 1986-02-10 1989-05-15 Elscint Ltd Data compression system for digital imaging
GB2189106B (en) * 1986-04-14 1990-02-14 Philips Electronic Associated Image display
JPH065889B2 (ja) * 1986-04-18 1994-01-19 富士写真フイルム株式会社 画像デ−タ圧縮処理方法

Also Published As

Publication number Publication date
EP0460191B1 (de) 1995-04-26
WO1991010326A1 (en) 1991-07-11
US5020120A (en) 1991-05-28
EP0460191A1 (de) 1991-12-11
DE69018976D1 (de) 1995-06-01
JPH04504039A (ja) 1992-07-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee