DE69421868T2 - Verfahren und vorrichtung zur kodierung/dekodierung eines videosignals - Google Patents

Verfahren und vorrichtung zur kodierung/dekodierung eines videosignals

Info

Publication number
DE69421868T2
DE69421868T2 DE1994621868 DE69421868T DE69421868T2 DE 69421868 T2 DE69421868 T2 DE 69421868T2 DE 1994621868 DE1994621868 DE 1994621868 DE 69421868 T DE69421868 T DE 69421868T DE 69421868 T2 DE69421868 T2 DE 69421868T2
Authority
DE
Germany
Prior art keywords
decoding
coding
video signal
video
signal
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
DE1994621868
Other languages
English (en)
Other versions
DE69421868D1 (de
Inventor
Tomoyuki Sato
Katsumi Tahara
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69421868D1 publication Critical patent/DE69421868D1/de
Publication of DE69421868T2 publication Critical patent/DE69421868T2/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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/59—Methods 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
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
DE1994621868 1993-03-26 1994-03-28 Verfahren und vorrichtung zur kodierung/dekodierung eines videosignals Expired - Fee Related DE69421868T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP06878593A JP3374989B2 (ja) 1993-03-26 1993-03-26 画像信号符号化方法および画像信号符号化装置、ならびに画像信号復号化方法および画像信号復号化装置
PCT/JP1994/000499 WO1994023535A1 (en) 1993-03-26 1994-03-28 Method and apparatus for coding video signal, and method and apparatus for decoding video signal

Publications (2)

Publication Number Publication Date
DE69421868D1 DE69421868D1 (de) 2000-01-05
DE69421868T2 true DE69421868T2 (de) 2000-06-15

Family

ID=13383734

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994621868 Expired - Fee Related DE69421868T2 (de) 1993-03-26 1994-03-28 Verfahren und vorrichtung zur kodierung/dekodierung eines videosignals

Country Status (7)

Country Link
US (1) US5832124A (de)
EP (1) EP0643535B1 (de)
JP (1) JP3374989B2 (de)
KR (1) KR100311294B1 (de)
CN (1) CN1076932C (de)
DE (1) DE69421868T2 (de)
WO (1) WO1994023535A1 (de)

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KR100413153B1 (ko) * 1996-12-12 2003-12-31 마쯔시다덴기산교 가부시키가이샤 화상 부호화 장치, 화상 복호화 장치 및 기록 매체
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US6157676A (en) * 1997-07-31 2000-12-05 Victor Company Of Japan Digital video signal inter-block interpolative predictive encoding/decoding apparatus and method providing high efficiency of encoding
US6310918B1 (en) * 1997-07-31 2001-10-30 Lsi Logic Corporation System and method for motion vector extraction and computation meeting 2-frame store and letterboxing requirements
JP3813320B2 (ja) * 1997-08-27 2006-08-23 株式会社東芝 動きベクトル検出方法および装置
EP0921683B1 (de) * 1997-12-02 2010-09-08 Daewoo Electronics Corporation Verfahren und Vorrichtung zur Kodierung von Modussignalen in einem Binärformkodierer
KR100252108B1 (ko) * 1997-12-20 2000-04-15 윤종용 Mpeg 압축부호화 및 복호화기를 채용한 디지털 기록 재생장치 및 그 방법
KR100281462B1 (ko) * 1998-03-30 2001-02-01 전주범 격행 부호화에서 이진 형상 신호의 움직임 벡터 부호화 방법
JP2940545B1 (ja) * 1998-05-28 1999-08-25 日本電気株式会社 画像変換方法および画像変換装置
JP3937028B2 (ja) * 1998-09-18 2007-06-27 富士フイルム株式会社 画像変換方法、画像変換装置及び画像変換プログラムを記録した記録媒体
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US7020195B1 (en) * 1999-12-10 2006-03-28 Microsoft Corporation Layered coding and decoding of image data
US6445832B1 (en) * 2000-10-10 2002-09-03 Lockheed Martin Corporation Balanced template tracker for tracking an object image sequence
US6765964B1 (en) * 2000-12-06 2004-07-20 Realnetworks, Inc. System and method for intracoding video data
JP3695451B2 (ja) * 2003-05-28 2005-09-14 セイコーエプソン株式会社 画像サイズの変更方法及装置
JP2005141722A (ja) * 2003-10-15 2005-06-02 Ntt Docomo Inc 画像信号処理方法、画像信号処理装置、及び画像信号プログラム
US7033355B2 (en) * 2004-01-15 2006-04-25 Muzzammel Mohiuddin M Endocervical electrode
US8358701B2 (en) * 2005-04-15 2013-01-22 Apple Inc. Switching decode resolution during video decoding
US8385427B2 (en) * 2005-04-15 2013-02-26 Apple Inc. Reduced resolution video decode
JP2007172170A (ja) * 2005-12-20 2007-07-05 Fujitsu Ltd 画像処理回路及び画像処理方法
US20070201833A1 (en) * 2006-02-17 2007-08-30 Apple Inc. Interface for defining aperture
JP2007271700A (ja) * 2006-03-30 2007-10-18 Fujitsu Ltd 画像情報送信装置及び画像情報受信装置
KR101619972B1 (ko) 2008-10-02 2016-05-11 한국전자통신연구원 이산 여현 변환/이산 정현 변환을 선택적으로 이용하는 부호화/복호화 장치 및 방법
US8634466B2 (en) * 2009-03-17 2014-01-21 Freescale Semiconductor, Inc. Video decoder plus a discrete cosine transform unit
CN101742320B (zh) * 2010-01-20 2012-09-12 李博航 图像处理方法
IT1403450B1 (it) * 2011-01-19 2013-10-17 Sisvel S P A Flusso video costituito da frame video combinati, e procedimento e dispositivi per la sua generazione, trasmissione, ricezione e riproduzione
GB2527315B (en) * 2014-06-17 2017-03-15 Imagination Tech Ltd Error detection in motion estimation
CN115118971A (zh) * 2016-05-13 2022-09-27 Vid拓展公司 用于视频编码的通用式多假设预测的系统及方法
EP3744102A1 (de) 2018-01-24 2020-12-02 Vid Scale, Inc. Generalisierte bi-vorhersage für videocodierung mit verringerter codierkomplexität

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JP2518681B2 (ja) * 1989-02-15 1996-07-24 国際電信電話株式会社 動画像の縦続的符号化方式
US5068813A (en) * 1989-11-07 1991-11-26 Mts Systems Corporation Phased digital filtering in multichannel environment
WO1992006563A2 (fr) * 1990-10-09 1992-04-16 N.V. Philips' Gloeilampenfabrieken Dispositif de codage de signaux numeriques correspondant a des images de television et dispositif de decodage correspondant
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EP0631444B1 (de) * 1992-03-03 1998-12-23 Kabushiki Kaisha Toshiba Koder für zeitveränderliche bilder
NL9201594A (nl) * 1992-09-14 1994-04-05 Nederland Ptt Systeem omvattende ten minste één encoder voor het coderen van een digitaal signaal en ten minste één decoder voor het decoderen van een gecodeerd digitaal signaal, en encoder en decoder voor toepassing in het systeem.
US5420891A (en) * 1993-03-18 1995-05-30 New Jersey Institute Of Technology Multiplierless 2-band perfect reconstruction quadrature mirror filter (PR-QMF) banks

Also Published As

Publication number Publication date
WO1994023535A1 (en) 1994-10-13
EP0643535A1 (de) 1995-03-15
KR100311294B1 (ko) 2001-12-15
CN1108462A (zh) 1995-09-13
EP0643535B1 (de) 1999-12-01
CN1076932C (zh) 2001-12-26
JP3374989B2 (ja) 2003-02-10
US5832124A (en) 1998-11-03
JPH06284413A (ja) 1994-10-07
EP0643535A4 (de) 1995-12-06
DE69421868D1 (de) 2000-01-05
KR950702082A (ko) 1995-05-17

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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