DE644698T1 - B-Bild Verarbeitungsvorrichtung mit halbpixel Bewegungskompensation für einen Bildkodierer. - Google Patents

B-Bild Verarbeitungsvorrichtung mit halbpixel Bewegungskompensation für einen Bildkodierer.

Info

Publication number
DE644698T1
DE644698T1 DE0644698T DE94630052T DE644698T1 DE 644698 T1 DE644698 T1 DE 644698T1 DE 0644698 T DE0644698 T DE 0644698T DE 94630052 T DE94630052 T DE 94630052T DE 644698 T1 DE644698 T1 DE 644698T1
Authority
DE
Germany
Prior art keywords
processing device
motion compensation
picture processing
image encoder
pixel motion
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.)
Pending
Application number
DE0644698T
Other languages
English (en)
Other versions
DE69430052D1 (de
DE69430052T2 (de
Inventor
Ki Hwan Song
Chang Pyo Lee
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.)
LG Electronics Inc
Original Assignee
Gold Star Co Ltd
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
Priority claimed from KR1019930018435A external-priority patent/KR970000605B1/ko
Priority claimed from KR1019930031209A external-priority patent/KR950023008A/ko
Application filed by Gold Star Co Ltd filed Critical Gold Star Co Ltd
Publication of DE644698T1 publication Critical patent/DE644698T1/de
Pending 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
    • H04N19/50—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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE0644698T 1993-09-14 1994-09-14 B-Bild Verarbeitungsvorrichtung mit halbpixel Bewegungskompensation für einen Bildkodierer. Pending DE644698T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019930018435A KR970000605B1 (ko) 1993-09-14 1993-09-14 반 화소 단위의 영상 움직임 보상 장치
KR1019930031209A KR950023008A (ko) 1993-12-30 1993-12-30 영상 디코더의 비-프레임(b-frame)처리장치와 비-프레임을 고려한 반화소 단위의 움직임 보상장치

Publications (1)

Publication Number Publication Date
DE644698T1 true DE644698T1 (de) 1995-08-03

Family

ID=26629889

Family Applications (1)

Application Number Title Priority Date Filing Date
DE0644698T Pending DE644698T1 (de) 1993-09-14 1994-09-14 B-Bild Verarbeitungsvorrichtung mit halbpixel Bewegungskompensation für einen Bildkodierer.

Country Status (4)

Country Link
US (2) US5539467A (de)
EP (1) EP0644698A3 (de)
CN (1) CN1085466C (de)
DE (1) DE644698T1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5585862A (en) * 1994-09-19 1996-12-17 Graphics Communication Laboratories Motion estimation apparatus
KR0151210B1 (ko) * 1994-09-23 1998-10-15 구자홍 엠펙2를 수용하는 반화소 움직임 보상조절장치
JPH08147479A (ja) * 1994-11-17 1996-06-07 Hitachi Ltd 画像出力装置並びに画像復号化装置
US5650823A (en) * 1995-03-27 1997-07-22 International Business Machines Corporation Half pel motion estimation method for B pictures
JP3484834B2 (ja) * 1995-07-28 2004-01-06 ソニー株式会社 データ符号化／復号化方法および装置
JPH09102954A (ja) * 1995-10-04 1997-04-15 Matsushita Electric Ind Co Ltd １つまたは２つの予測ブロックからブロックの画素値を計算する方法
KR0178746B1 (ko) * 1995-12-13 1999-05-01 김광호 매크로블럭의 반픽셀처리장치
US5959560A (en) * 1997-02-07 1999-09-28 Said; Amir Data compression via alphabet partitioning and group partitioning
US6266373B1 (en) * 1998-06-15 2001-07-24 U.S. Philips Corporation Pixel data storage system for use in half-pel interpolation
KR100284696B1 (ko) * 1998-06-29 2001-03-15 윤종용 Mpeg 복호 블럭에서의 수평/수직 주파수 변환장치
CN1140997C (zh) * 1998-12-10 2004-03-03 松下电器产业株式会社 滤波运算装置
US6360015B1 (en) * 1999-04-06 2002-03-19 Philips Electronics North America Corp. RAM-based search engine for orthogonal-sum block match motion estimation system
JP4288805B2 (ja) * 1999-12-28 2009-07-01 ソニー株式会社 映像信号再生装置
US6608867B2 (en) * 2001-03-30 2003-08-19 Koninklijke Philips Electronics N.V. Detection and proper scaling of interlaced moving areas in MPEG-2 compressed video
KR100412501B1 (ko) * 2001-11-30 2003-12-31 삼성전자주식회사 움직임 보상을 위한 화소값 선택 장치 및 방법
US20050036555A1 (en) * 2003-08-13 2005-02-17 Lakshmanan Ramakrishnan Automatic direct memory access engine
US7522667B2 (en) * 2005-02-24 2009-04-21 Freescale Semiconductor, Inc. Method and apparatus for dynamic determination of frames required to build a complete picture in an MPEG video stream
BRPI0611430A2 (pt) * 2005-05-11 2010-11-23 Matsushita Electric Ind Co Ltd codificador, decodificador e seus métodos
CN102158697B (zh) 2006-09-07 2013-10-09 Lg电子株式会社 用于解码/编码视频信号的方法及装置
KR100896290B1 (ko) 2006-11-17 2009-05-07 엘지전자 주식회사 비디오 신호의 디코딩/인코딩 방법 및 장치
CN102835111B (zh) 2010-01-19 2015-08-12 三星电子株式会社 使用先前块的运动矢量作为当前块的运动矢量来对图像进行编码/解码的方法和设备
WO2013003485A1 (en) * 2011-06-28 2013-01-03 Inview Technology Corporation Image sequence reconstruction based on overlapping measurement subsets

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937666A (en) * 1989-12-04 1990-06-26 Bell Communications Research, Inc. Circuit implementation of block matching algorithm with fractional precision
US5193004A (en) * 1990-12-03 1993-03-09 The Trustees Of Columbia University In The City Of New York Systems and methods for coding even fields of interlaced video sequences
US5134477A (en) * 1990-12-11 1992-07-28 At&T Bell Laboratories Hdtv receiver
US5148272A (en) * 1991-02-27 1992-09-15 Rca Thomson Licensing Corporation Apparatus for recombining prioritized video data
US5146325A (en) * 1991-04-29 1992-09-08 Rca Thomson Licensing Corporation Video signal decompression apparatus for independently compressed even and odd field data
US5317397A (en) * 1991-05-31 1994-05-31 Kabushiki Kaisha Toshiba Predictive coding using spatial-temporal filtering and plural motion vectors
JP2991833B2 (ja) * 1991-10-11 1999-12-20 松下電器産業株式会社 インターレス走査ディジタルビデオ信号の符号化装置及びその方法
JP2611591B2 (ja) * 1991-10-31 1997-05-21 日本ビクター株式会社 動き補償装置
KR950014862B1 (ko) * 1992-02-08 1995-12-16 삼성전자주식회사 움직임추정방법 및 그 장치
JPH05236466A (ja) * 1992-02-25 1993-09-10 Nec Corp 動き補償フレーム間予測画像符号化装置及び方法
JP2636622B2 (ja) * 1992-03-13 1997-07-30 松下電器産業株式会社 ビデオ信号の符号化方法及び復号化方法ならびにビデオ信号の符号化装置及び復号化装置
US5461423A (en) * 1992-05-29 1995-10-24 Sony Corporation Apparatus for generating a motion vector with half-pixel precision for use in compressing a digital motion picture signal
JPH05336514A (ja) * 1992-05-29 1993-12-17 Sony Corp 画像符号化装置
US5398079A (en) * 1993-01-27 1995-03-14 General Instrument Corporation Half-pixel interpolation for a motion compensated digital video system
KR0166724B1 (ko) * 1993-05-08 1999-03-20 김광호 반화소정확도를 갖는 동벡터추정방법 및 그 장치

Also Published As

Publication number Publication date
EP0644698A2 (de) 1995-03-22
US5539467A (en) 1996-07-23
CN1117241A (zh) 1996-02-21
EP0644698A3 (de) 1997-03-05
US5825418A (en) 1998-10-20
CN1085466C (zh) 2002-05-22

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