DE69510964D1 - Bewegungsvektordetektion mit reduzierter Bitzahl - Google Patents

Bewegungsvektordetektion mit reduzierter Bitzahl

Info

Publication number
DE69510964D1
DE69510964D1 DE69510964T DE69510964T DE69510964D1 DE 69510964 D1 DE69510964 D1 DE 69510964D1 DE 69510964 T DE69510964 T DE 69510964T DE 69510964 T DE69510964 T DE 69510964T DE 69510964 D1 DE69510964 D1 DE 69510964D1
Authority
DE
Germany
Prior art keywords
bits
motion vector
reduced number
vector detection
detection
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
DE69510964T
Other languages
English (en)
Other versions
DE69510964T2 (de
Inventor
Eiji Ogura
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 DE69510964D1 publication Critical patent/DE69510964D1/de
Publication of DE69510964T2 publication Critical patent/DE69510964T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H04N5/145—Movement estimation
    • 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
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE1995610964 1994-01-21 1995-01-20 Bewegungsvektordetektion mit reduzierter Bitzahl Expired - Lifetime DE69510964T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2222394A JP3606597B2 (ja) 1994-01-21 1994-01-21 動きベクトル検出装置

Publications (2)

Publication Number Publication Date
DE69510964D1 true DE69510964D1 (de) 1999-09-02
DE69510964T2 DE69510964T2 (de) 2000-02-03

Family

ID=12076809

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995610964 Expired - Lifetime DE69510964T2 (de) 1994-01-21 1995-01-20 Bewegungsvektordetektion mit reduzierter Bitzahl

Country Status (6)

Country Link
US (1) US5726712A (de)
EP (1) EP0664653B1 (de)
JP (1) JP3606597B2 (de)
KR (1) KR100379846B1 (de)
CA (1) CA2140568C (de)
DE (1) DE69510964T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW361051B (en) * 1997-01-09 1999-06-11 Matsushita Electric Ind Co Ltd Motion vector detection apparatus
KR100259136B1 (ko) * 1997-04-19 2000-06-15 김영환 움직임 벡터 검출 장치
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
WO2004012450A1 (ja) * 2002-07-30 2004-02-05 Sony Corporation 記憶装置、信号処理装置、および画像信号処理装置、並びにそれらの方法
US7864857B1 (en) 2004-06-30 2011-01-04 Teradici Corporation Data comparison methods and apparatus suitable for image processing and motion search

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1282490C (en) * 1985-06-27 1991-04-02 Nec Corporation Coding apparatus for moving object image
US4779131A (en) * 1985-07-26 1988-10-18 Sony Corporation Apparatus for detecting television image movement
DE3719023A1 (de) * 1987-06-06 1988-12-22 Philips Patentverwaltung Hybrid-codec fuer videosignale
US5111511A (en) * 1988-06-24 1992-05-05 Matsushita Electric Industrial Co., Ltd. Image motion vector detecting apparatus
DE3839502A1 (de) * 1988-11-23 1990-05-31 Philips Patentverwaltung Verfahren zur bestimmung der bewegungsvektoren einer sequenz von videobildern
JP2643422B2 (ja) * 1989-03-14 1997-08-20 松下電器産業株式会社 相関演算装置
JP2830111B2 (ja) * 1989-07-21 1998-12-02 ソニー株式会社 高能率符号化装置
US5173770A (en) * 1990-04-27 1992-12-22 Canon Kabushiki Kaisha Movement vector detection device
DE69215733T2 (de) * 1991-04-12 1997-04-10 Victor Company Of Japan Vorrichtung zur Detektion der relativen Bewegung zwischen Inhalten von aufeinanderfolgenden Halbbildern eines Videosignals
US5198901A (en) * 1991-09-23 1993-03-30 Matsushita Electric Corporation Of America Derivation and use of motion vectors in a differential pulse code modulation system
JPH05174148A (ja) * 1991-12-26 1993-07-13 Sony Corp 動き検出回路
US5398079A (en) * 1993-01-27 1995-03-14 General Instrument Corporation Half-pixel interpolation for a motion compensated digital video system
JP2591441B2 (ja) * 1993-09-28 1997-03-19 日本電気株式会社 動画像信号の動ベクトル検出装置

Also Published As

Publication number Publication date
EP0664653A2 (de) 1995-07-26
JP3606597B2 (ja) 2005-01-05
US5726712A (en) 1998-03-10
CA2140568C (en) 2004-10-26
DE69510964T2 (de) 2000-02-03
KR950035383A (ko) 1995-12-30
EP0664653B1 (de) 1999-07-28
EP0664653A3 (de) 1996-04-24
CA2140568A1 (en) 1995-07-22
KR100379846B1 (ko) 2003-10-10
JPH07212765A (ja) 1995-08-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition