DE68926876T2 - Vorrichtung zur Vektorquantisierung von Bildern - Google Patents

Vorrichtung zur Vektorquantisierung von Bildern

Info

Publication number
DE68926876T2
DE68926876T2 DE68926876T DE68926876T DE68926876T2 DE 68926876 T2 DE68926876 T2 DE 68926876T2 DE 68926876 T DE68926876 T DE 68926876T DE 68926876 T DE68926876 T DE 68926876T DE 68926876 T2 DE68926876 T2 DE 68926876T2
Authority
DE
Germany
Prior art keywords
images
vector quantization
quantization
vector
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
DE68926876T
Other languages
English (en)
Other versions
DE68926876D1 (de
Inventor
Taejeong Kim
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.)
AT&T Corp
Original Assignee
AT&T 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 AT&T Corp filed Critical AT&T Corp
Publication of DE68926876D1 publication Critical patent/DE68926876D1/de
Application granted granted Critical
Publication of DE68926876T2 publication Critical patent/DE68926876T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/527—Global motion vector estimation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/008—Vector quantisation
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/94—Vector quantisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE68926876T 1988-11-18 1989-11-10 Vorrichtung zur Vektorquantisierung von Bildern Expired - Fee Related DE68926876T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27286088A 1988-11-18 1988-11-18

Publications (2)

Publication Number Publication Date
DE68926876D1 DE68926876D1 (de) 1996-08-29
DE68926876T2 true DE68926876T2 (de) 1996-12-19

Family

ID=23041616

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68926876T Expired - Fee Related DE68926876T2 (de) 1988-11-18 1989-11-10 Vorrichtung zur Vektorquantisierung von Bildern

Country Status (5)

Country Link
US (1) US5444800A (de)
EP (1) EP0369689B1 (de)
JP (1) JPH07112279B2 (de)
CA (1) CA1315392C (de)
DE (1) DE68926876T2 (de)

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FR2679720A1 (fr) * 1991-07-24 1993-01-29 Telediffusion Fse Un procede de codage de signaux d'image hybride adaptatif.
US5696851A (en) * 1993-04-30 1997-12-09 Comsat Corporation Codeword-dependent post-filtering for vector quantization-based image compression
KR950002458A (ko) * 1993-06-02 1995-01-04 이헌조 영상신호의 압축/신장 장치
JPH0787327A (ja) * 1993-09-17 1995-03-31 Fuji Xerox Co Ltd 画像符号化装置
JP3013698B2 (ja) * 1994-04-20 2000-02-28 松下電器産業株式会社 ベクトル量子化符号化装置と復号化装置
WO1996000477A1 (en) * 1994-06-27 1996-01-04 Wang Laboratories, Inc. Lossy compression land expansion algorithm for image representative data
JP3540855B2 (ja) * 1995-03-08 2004-07-07 シャープ株式会社 ブロック歪み補正器
US6404923B1 (en) * 1996-03-29 2002-06-11 Microsoft Corporation Table-based low-level image classification and compression system
US6075470A (en) * 1998-02-26 2000-06-13 Research In Motion Limited Block-wise adaptive statistical data compressor
US6330531B1 (en) * 1998-08-24 2001-12-11 Conexant Systems, Inc. Comb codebook structure
US6546049B1 (en) * 1998-10-05 2003-04-08 Sarnoff Corporation Parameterized quantization matrix adaptation for video encoding
WO2002017538A2 (en) * 2000-08-18 2002-02-28 The Regents Of The University Of California Fixed, variable and adaptive bit rate data source encoding (compression) method
US6985633B2 (en) * 2001-03-26 2006-01-10 Ramot At Tel Aviv University Ltd. Device and method for decoding class-based codewords
US6798360B1 (en) * 2003-06-27 2004-09-28 Canadian Space Agency Method and system for compressing a continuous data flow in real-time using recursive hierarchical self-organizing cluster vector quantization (HSOCVQ)
SE0401850D0 (sv) * 2003-12-19 2004-07-08 Ericsson Telefon Ab L M Image processing
SE526226C2 (sv) * 2003-12-19 2005-08-02 Ericsson Telefon Ab L M Bildbehandling
KR100718134B1 (ko) * 2005-07-21 2007-05-14 삼성전자주식회사 비트율에 적응적인 영상 데이터 이진 산술 부호화/복호화장치 및 방법
US7627182B2 (en) * 2005-12-30 2009-12-01 Intel Corporation Method and apparatus for varied format encoding and decoding of pixel data
EP2854302A1 (de) * 2006-03-17 2015-04-01 Apple Inc. Geschlossene MIMO-Systeme und Verfahren
US7787691B2 (en) * 2006-04-11 2010-08-31 Telefonaktiebolaget Lm Ericsson (Publ) High quality image processing
JP2008017304A (ja) * 2006-07-07 2008-01-24 Nippon Hoso Kyokai <Nhk> 画像符号化装置、画像復号装置、画像符号化方法、及び画像符号化するプログラム
US8385670B2 (en) 2008-08-20 2013-02-26 Microsoft Corporation Image restoration by vector quantization utilizing visual patterns
US8555145B2 (en) * 2008-09-04 2013-10-08 Apple Inc. Systems and methods of encoding using a reduced codebook with adaptive resetting
US8559733B2 (en) * 2009-03-31 2013-10-15 Citrix Systems, Inc. Methods and systems for approximating progressive image encoding using image partitioning
CN102474267B (zh) * 2009-07-02 2015-04-01 西门子企业通讯有限责任两合公司 用于特征向量的向量量化的方法
US9106933B1 (en) 2010-05-18 2015-08-11 Google Inc. Apparatus and method for encoding video using different second-stage transform
US9210442B2 (en) 2011-01-12 2015-12-08 Google Technology Holdings LLC Efficient transform unit representation
US9380319B2 (en) 2011-02-04 2016-06-28 Google Technology Holdings LLC Implicit transform unit representation
US9219915B1 (en) 2013-01-17 2015-12-22 Google Inc. Selection of transform size in video coding
US9544597B1 (en) 2013-02-11 2017-01-10 Google Inc. Hybrid transform in video encoding and decoding
US9967559B1 (en) 2013-02-11 2018-05-08 Google Llc Motion vector dependent spatial transformation in video coding
US9674530B1 (en) 2013-04-30 2017-06-06 Google Inc. Hybrid transforms in video coding
US9565451B1 (en) 2014-10-31 2017-02-07 Google Inc. Prediction dependent transform coding
US9769499B2 (en) 2015-08-11 2017-09-19 Google Inc. Super-transform video coding
US10277905B2 (en) 2015-09-14 2019-04-30 Google Llc Transform selection for non-baseband signal coding
US9807423B1 (en) 2015-11-24 2017-10-31 Google Inc. Hybrid transform scheme for video coding
US11308152B2 (en) * 2018-06-07 2022-04-19 Canon Kabushiki Kaisha Quantization method for feature vector, search method, apparatus and storage medium
US11122297B2 (en) 2019-05-03 2021-09-14 Google Llc Using border-aligned block functions for image compression
CN111741307B (zh) * 2020-06-09 2023-06-06 绍兴图信科技有限公司 基于矢量量化压缩和线性回归预测的图像压缩方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4578704A (en) * 1983-06-20 1986-03-25 At&T Bell Laboratories Image coding technique
FR2554995B1 (fr) * 1983-11-15 1989-05-05 Thomson Cgr Procede de compression d'une succession d'informations numeriques et dispositif mettant en oeuvre ce procede
US4646356A (en) * 1984-06-29 1987-02-24 International Business Machines Corporation Method for converting a bit map of an image to a run length or run end representation
JPS6232785A (ja) * 1985-08-05 1987-02-12 Fujitsu Ltd 適応形ベクトル量子化方式
JPS62166655A (ja) * 1986-01-20 1987-07-23 Nippon Telegr & Teleph Corp <Ntt> 自己トレ−ニング機能を有するベクトル量子化方式
JPS62222783A (ja) * 1986-03-24 1987-09-30 Kokusai Denshin Denwa Co Ltd <Kdd> 動画像の高能率符号化方式
JPH082104B2 (ja) * 1986-11-10 1996-01-10 富士通株式会社 動き補償フレ−ム間符号化方式
JPS63169878A (ja) * 1987-01-08 1988-07-13 Ricoh Co Ltd 画像デ−タのベクトル符号化方式
US4791654A (en) * 1987-06-05 1988-12-13 American Telephone And Telegraph Company, At&T Bell Laboratories Resisting the effects of channel noise in digital transmission of information
US4811112A (en) * 1987-07-24 1989-03-07 American Telephone And Telegraph Company, At&T Bell Laboratories Vector DPCM image coding method and apparatus

Also Published As

Publication number Publication date
JPH02183684A (ja) 1990-07-18
EP0369689A2 (de) 1990-05-23
EP0369689B1 (de) 1996-07-24
JPH07112279B2 (ja) 1995-11-29
DE68926876D1 (de) 1996-08-29
EP0369689A3 (de) 1992-07-22
CA1315392C (en) 1993-03-30
US5444800A (en) 1995-08-22

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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