DE69524522D1 - Verfahren und System zur bidirektionalen Bewegungskompensation zur Kompression bewegter Bilder - Google Patents

Verfahren und System zur bidirektionalen Bewegungskompensation zur Kompression bewegter Bilder

Info

Publication number
DE69524522D1
DE69524522D1 DE69524522T DE69524522T DE69524522D1 DE 69524522 D1 DE69524522 D1 DE 69524522D1 DE 69524522 T DE69524522 T DE 69524522T DE 69524522 T DE69524522 T DE 69524522T DE 69524522 D1 DE69524522 D1 DE 69524522D1
Authority
DE
Germany
Prior art keywords
compression
motion compensation
moving images
bidirectional motion
bidirectional
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
DE69524522T
Other languages
English (en)
Other versions
DE69524522T2 (de
Inventor
Hayashi Naoya
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.)
NEC Electronics Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69524522D1 publication Critical patent/DE69524522D1/de
Publication of DE69524522T2 publication Critical patent/DE69524522T2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
DE69524522T 1994-09-28 1995-09-28 Verfahren und System zur bidirektionalen Bewegungskompensation zur Kompression bewegter Bilder Expired - Fee Related DE69524522T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23272194A JP2671820B2 (ja) 1994-09-28 1994-09-28 両方向予測方法及び両方向予測装置

Publications (2)

Publication Number Publication Date
DE69524522D1 true DE69524522D1 (de) 2002-01-24
DE69524522T2 DE69524522T2 (de) 2002-05-29

Family

ID=16943751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69524522T Expired - Fee Related DE69524522T2 (de) 1994-09-28 1995-09-28 Verfahren und System zur bidirektionalen Bewegungskompensation zur Kompression bewegter Bilder

Country Status (4)

Country Link
US (1) US5699128A (de)
EP (1) EP0705038B1 (de)
JP (1) JP2671820B2 (de)
DE (1) DE69524522T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04207481A (ja) * 1990-11-30 1992-07-29 Canon Inc 動き検出装置
EP0665513B1 (de) * 1994-01-31 2002-11-20 Canon Kabushiki Kaisha System und Verfahren zum Editieren bewegter Bilder
US5825927A (en) * 1996-01-16 1998-10-20 Hitachi America, Ltd. Methods and apparatus for encoding video data in a manner that is well suited for decoding by regular or downconverting decoders
JPH1084499A (ja) * 1996-09-10 1998-03-31 Victor Co Of Japan Ltd 適応フィルタ装置
JP2000050272A (ja) * 1998-07-31 2000-02-18 Sony Corp 復号化装置及び方法
US6438254B1 (en) * 1999-03-17 2002-08-20 Matsushita Electric Industrial Co., Ltd. Motion vector detection method, motion vector detection apparatus, and data storage media
JP3550681B2 (ja) * 1999-12-10 2004-08-04 日本電気株式会社 画像検索装置及び方法、並びに類似画像検索プログラムを格納した記憶媒体
KR100708091B1 (ko) * 2000-06-13 2007-04-16 삼성전자주식회사 양방향 움직임 벡터를 이용한 프레임 레이트 변환 장치 및그 방법
JP2002094386A (ja) * 2000-09-12 2002-03-29 Mitsubishi Electric Corp 符号化装置、復号装置、符号化方法および復号方法
NL1016791C2 (nl) * 2000-12-04 2002-06-05 Holec Holland Nv Hybride elektrische schakelinrichting.
US6765964B1 (en) 2000-12-06 2004-07-20 Realnetworks, Inc. System and method for intracoding video data
JP3861607B2 (ja) * 2001-02-22 2006-12-20 セイコーエプソン株式会社 画像信号復号装置
US7027510B2 (en) * 2002-03-29 2006-04-11 Sony Corporation Method of estimating backward motion vectors within a video sequence
US7889792B2 (en) * 2003-12-24 2011-02-15 Apple Inc. Method and system for video encoding using a variable number of B frames
TWI258673B (en) * 2004-02-16 2006-07-21 Sunplus Technology Co Ltd Bi-directional motion compensation method to reduce temporal buffer
US20050286629A1 (en) * 2004-06-25 2005-12-29 Adriana Dumitras Coding of scene cuts in video sequences using non-reference frames
JP5018085B2 (ja) * 2004-06-29 2012-09-05 ソニー株式会社 動き予測補償方法及び動き予測補償装置
US7965898B2 (en) * 2005-10-28 2011-06-21 Nvidia Corporation Accelerating video decoding using multiple processors
JP4993676B2 (ja) * 2006-09-01 2012-08-08 キヤノン株式会社 画像符号化装置及び画像符号化方法
US8335252B2 (en) * 2006-09-07 2012-12-18 Thomson Licensing Method and apparatus for encoding groups of pictures of a video sequence, each of said groups including an intra encoded picture and more than two encoded pictures
CN102113326A (zh) 2008-08-04 2011-06-29 杜比实验室特许公司 重叠块差异估计和补偿体系结构
HU1000640D0 (en) * 2010-11-29 2011-02-28 Holografika Hologrameloeallito Fejlesztoe Es Forgalmazo Kft Image coding and decoding method and apparatus for efficient encoding and decoding of 3d field content
US9532050B2 (en) * 2011-01-25 2016-12-27 Sun Patent Trust Moving picture coding method and moving picture decoding method
US8644620B1 (en) 2011-06-21 2014-02-04 Google Inc. Processing of matching regions in a stream of screen images
JP5462305B2 (ja) * 2012-03-12 2014-04-02 株式会社東芝 画像処理装置、画像処理方法およびそのプログラム
KR101582093B1 (ko) * 2014-02-21 2016-01-04 삼성전자주식회사 단층 촬영 장치 및 그에 따른 단층 영상 복원 방법
WO2016192678A1 (en) * 2015-06-03 2016-12-08 Mediatek Inc. Methods for palette coding of image and video data

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63144626A (ja) * 1986-12-09 1988-06-16 Fujitsu Ltd 動ベクトル検出方式
GB2231744B (en) * 1989-04-27 1993-07-07 Sony Corp Motion dependent video signal processing
DE69033782T2 (de) * 1989-10-14 2002-06-20 Sony Corp., Tokio/Tokyo Verfahren und Anordnung zum Kodieren/Dekodieren eines Videosignales
US5227878A (en) * 1991-11-15 1993-07-13 At&T Bell Laboratories Adaptive coding and decoding of frames and fields of video
JP3031152B2 (ja) * 1993-12-24 2000-04-10 日本電気株式会社 動き予測プロセッサ及び動き予測装置

Also Published As

Publication number Publication date
DE69524522T2 (de) 2002-05-29
JPH0898183A (ja) 1996-04-12
EP0705038B1 (de) 2001-12-12
US5699128A (en) 1997-12-16
EP0705038A3 (de) 1998-01-28
EP0705038A2 (de) 1996-04-03
JP2671820B2 (ja) 1997-11-05

Similar Documents

Publication Publication Date Title
DE69524522D1 (de) Verfahren und System zur bidirektionalen Bewegungskompensation zur Kompression bewegter Bilder
DE69531080D1 (de) System und Verfahren zur Bildkompression
DE69514738D1 (de) Bildkompensationssystem für Videogeräte und Verfahren dafür
DE69624276D1 (de) System und Verfahren zur variablen Längenkodierung von sich bewegenden Bildern
DE69230695D1 (de) Verfahren und Gerät zur Bildkompression für Dokumente
DE69126585D1 (de) Verfahren und Gerät zur Kodierung von bewegten Bildsignalen
DE69713549D1 (de) Gerät und Verfahren zur Bewegtbildkodierung
DE69608262D1 (de) System und verfahren zur bildabtastung
DE69430872D1 (de) System und verfahren zur sprachkompression
DE69428089D1 (de) Gerät und Verfahren zur Bildanalyse
DE69411791D1 (de) Verfahren und Einrichtung zur Dekodierung von komprimierten Bildern
DE69425151D1 (de) Gerät und verfahren zur vorhersage der subjektiven quälität komprimierter bilder
BR9508403A (pt) Método e aparato para compressão de imagens
KR950701176A (ko) 반조화와 역반조화 및 그에 따른 화상의 송신장치 및 방법
DE69529636D1 (de) Verfahren und Vorrichtung zur Bewegtbildkodierung
DE69519462D1 (de) Bildübertragungssystem und Verfahren zur Datenreduktion von Farbbildern mittels Farbtabellen und Zusammenfassung von Bildbereichen
DE69231812D1 (de) Verfahren zur bestimmung von fuehlerbewegung und szenenstruktur und bildverarbeitungssystem dafuer
DE69620963D1 (de) Verfahren und Vorrichtung zur Bilddatenkomprimierung
IL126164A (en) Method and apparatus for coherence filtering of ultrasound images
DE69116972D1 (de) Verfahren und Einrichtung zur Datenkompression für Videosignale
DE69713923D1 (de) System und Verfahren zur digitalen Bildkompression mit Bewegungsschätzung
DE69415158D1 (de) Verfahren und vorrichtung zur skalierbaren bildsignalkomprimierung
DE69212124D1 (de) Verfahren und Einrichtung zur Bildkodierung
DE69601577D1 (de) Verfahren und einrichtung zur aufnahme stereoskopischer bilder
DE69527912D1 (de) Verfahren und System zur Steuerung eines Bildkodiererpuffers

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEC ELECTRONICS CORP., KAWASAKI, KANAGAWA, JP

8339 Ceased/non-payment of the annual fee