DE69226344D1 - Dekodiersystem für Bewegtbilder - Google Patents

Dekodiersystem für Bewegtbilder

Info

Publication number
DE69226344D1
DE69226344D1 DE69226344T DE69226344T DE69226344D1 DE 69226344 D1 DE69226344 D1 DE 69226344D1 DE 69226344 T DE69226344 T DE 69226344T DE 69226344 T DE69226344 T DE 69226344T DE 69226344 D1 DE69226344 D1 DE 69226344D1
Authority
DE
Germany
Prior art keywords
decoding system
moving pictures
pictures
moving
decoding
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
DE69226344T
Other languages
English (en)
Other versions
DE69226344T2 (de
Inventor
Ryuichi Iwamura
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
Priority claimed from JP34241391A external-priority patent/JP3159327B2/ja
Priority claimed from JP34243591A external-priority patent/JPH05153574A/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69226344D1 publication Critical patent/DE69226344D1/de
Publication of DE69226344T2 publication Critical patent/DE69226344T2/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
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/88—Signal drop-out compensation
    • H04N9/888—Signal drop-out compensation for signals recorded by pulse code modulation
    • 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
    • H04N19/60—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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • H04N5/945—Signal drop-out compensation for signals recorded by pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69226344T 1991-11-30 1992-11-27 Dekodiersystem für Bewegtbilder Expired - Fee Related DE69226344T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34241391A JP3159327B2 (ja) 1991-11-30 1991-11-30 動画像データ復号化装置
JP34243591A JPH05153574A (ja) 1991-11-30 1991-11-30 動画像データ復号化装置

Publications (2)

Publication Number Publication Date
DE69226344D1 true DE69226344D1 (de) 1998-08-27
DE69226344T2 DE69226344T2 (de) 1998-12-03

Family

ID=26577255

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69226344T Expired - Fee Related DE69226344T2 (de) 1991-11-30 1992-11-27 Dekodiersystem für Bewegtbilder

Country Status (3)

Country Link
US (1) US5400076A (de)
EP (2) EP0551599B1 (de)
DE (1) DE69226344T2 (de)

Families Citing this family (69)

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JPH0698313A (ja) * 1992-09-14 1994-04-08 Sony Corp 動画像復号化装置
US5561529A (en) * 1992-12-22 1996-10-01 Canon Kabushiki Kaisha Image signal reproducing apparatus
EP0604230B1 (de) * 1992-12-24 1999-03-10 Canon Kabushiki Kaisha Vorrichtung für die Wiedergabe eines Bildsignals
JPH06205386A (ja) * 1992-12-28 1994-07-22 Canon Inc 画像再生装置
US5737022A (en) * 1993-02-26 1998-04-07 Kabushiki Kaisha Toshiba Motion picture error concealment using simplified motion compensation
US5815636A (en) * 1993-03-29 1998-09-29 Canon Kabushiki Kaisha Image reproducing apparatus
US5943444A (en) * 1993-03-31 1999-08-24 Canon Kabushiki Kaisha Image reproducing apparatus
US6266372B1 (en) * 1993-03-31 2001-07-24 Canon Kabushiki Kaisha Apparatus for image reproduction using motion estimation
KR100261072B1 (ko) * 1993-04-30 2000-07-01 윤종용 디지털 신호처리시스템
GB2316570B (en) * 1993-04-30 1998-04-08 Samsung Electronics Co Ltd Digital signal processing system
JPH0730896A (ja) * 1993-06-25 1995-01-31 Matsushita Electric Ind Co Ltd 動きベクトル符号化及び復号化方法
US5598514A (en) * 1993-08-09 1997-01-28 C-Cube Microsystems Structure and method for a multistandard video encoder/decoder
JPH0775110A (ja) * 1993-08-31 1995-03-17 Sony Corp 画像信号の符号化方法
JPH07135663A (ja) * 1993-09-17 1995-05-23 Oki Electric Ind Co Ltd 動きベクトル検出方法および動きベクトル検出装置
BE1007681A3 (nl) * 1993-10-29 1995-09-12 Philips Electronics Nv Inrichting voor het overdragen van televisiebeelden en inrichting voor het ontvangen daarvan.
US5847765A (en) * 1993-11-12 1998-12-08 Nec Corporation Moving picture decoding control system
JP2658832B2 (ja) * 1993-11-12 1997-09-30 日本電気株式会社 動画像復号制御装置
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US5809173A (en) * 1995-04-18 1998-09-15 Advanced Micro Devices, Inc. Method and apparatus for improved video decompression using previous frame DCT coefficients
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US5910909A (en) * 1995-08-28 1999-06-08 C-Cube Microsystems, Inc. Non-linear digital filters for interlaced video signals and method thereof
JP2848326B2 (ja) * 1996-03-28 1999-01-20 日本電気株式会社 Ｍｐｅｇ符号化画像復号装置
US6020924A (en) * 1996-04-12 2000-02-01 Samsung Electronics Co., Ltd. Reduced memory size set top box which stores frames and associated motion vectors which indicate which block or blocks are to be retrieved from memory
US6016144A (en) * 1996-08-14 2000-01-18 Samsung Electronics Co., Ltd. Multi-layered television graphical user interface
US6181333B1 (en) 1996-08-14 2001-01-30 Samsung Electronics Co., Ltd. Television graphical user interface having channel and program sorting capabilities
US5835156A (en) * 1996-08-14 1998-11-10 Samsung Electroncis, Ltd. Television graphical user interface employing remote random access pointing device
US5978043A (en) * 1996-08-14 1999-11-02 Samsung Electronics Co., Ltd. TV graphical user interface that provides customized lists of programming
US5955988A (en) * 1996-08-14 1999-09-21 Samsung Electronics Co., Ltd. Graphical user interface for establishing installation location for satellite based television system
US6191781B1 (en) 1996-08-14 2001-02-20 Samsung Electronics, Ltd. Television graphical user interface that combines electronic program guide with graphical channel changer
US6411308B1 (en) 1996-08-14 2002-06-25 Samsung Electronics Co., Ltd. Television graphical user interface having variable channel control bars
US6195089B1 (en) 1996-08-14 2001-02-27 Samsung Electronics Co., Ltd. Television graphical user interface having variable channel changer icons
US5940072A (en) * 1996-08-15 1999-08-17 Samsung Information Systems America Graphics decompression using system ROM indexing in TV set top box
US6037933A (en) * 1996-11-13 2000-03-14 Samsung Electronics Co., Ltd. TV graphical user interface for providing user access to preset time periods of TV program information
DE19716147A1 (de) 1997-04-17 1998-10-22 Alsthom Cge Alcatel Verfahren und Vorrichtung zur Fehlerverdeckung in digitalen Übertragungssystemen
CN100459715C (zh) * 1997-07-31 2009-02-04 日本胜利株式会社 数字视频信号块间预测编码/解码装置及编码/解码方法
JP3604290B2 (ja) * 1998-09-25 2004-12-22 沖電気工業株式会社 動画像復号方法及び装置
US6489995B1 (en) * 1998-10-22 2002-12-03 Sony Corporation Method and apparatus for motion vector concealment
GB2343321B (en) * 1998-11-02 2003-03-26 Nokia Mobile Phones Ltd Error concealment in a video signal
US6307979B1 (en) 1999-02-12 2001-10-23 Sony Corporation Classified adaptive error recovery method and apparatus
US6621936B1 (en) 1999-02-12 2003-09-16 Sony Corporation Method and apparatus for spatial class reduction
US6519369B1 (en) 1999-02-12 2003-02-11 Sony Corporation Method and apparatus for filter tap expansion
US6363118B1 (en) * 1999-02-12 2002-03-26 Sony Corporation Apparatus and method for the recovery of compression constants in the encoded domain
US6418548B1 (en) 1999-02-12 2002-07-09 Sony Corporation Method and apparatus for preprocessing for peripheral erroneous data
JP3825935B2 (ja) * 1999-04-08 2006-09-27 キヤノン株式会社 画像処理装置及び画像処理方法及び記録媒体及び画像処理システム
US6549672B1 (en) 1999-06-29 2003-04-15 Sony Corporation Method and apparatus for recovery of encoded data using central value
JP3630590B2 (ja) * 1999-08-25 2005-03-16 沖電気工業株式会社 復号化装置及び伝送システム
US7020892B2 (en) * 1999-09-03 2006-03-28 Lsi Logic Corporation Time-shifted video signal processing
US6351494B1 (en) 1999-09-24 2002-02-26 Sony Corporation Classified adaptive error recovery method and apparatus
US6522785B1 (en) 1999-09-24 2003-02-18 Sony Corporation Classified adaptive error recovery method and apparatus
GB9928022D0 (en) 1999-11-26 2000-01-26 British Telecomm Video coding and decording
US6754371B1 (en) 1999-12-07 2004-06-22 Sony Corporation Method and apparatus for past and future motion classification
AU2001275335A1 (en) 2000-06-06 2001-12-17 Georgia Tech Research Corporation System and method for object-oriented video processing
US6819715B2 (en) * 2000-07-25 2004-11-16 Matsushita Electric Industrial Co., Ltd. Image decoding method, image decoding apparatus, and data storage medium
BR0212000A (pt) * 2001-08-23 2004-09-28 Polycom Inc Sistema e método para ocultação de erro de vìdeo
EP1395061A1 (de) * 2002-08-27 2004-03-03 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren und Vorrichtung zur Kompensation von falschen Bewegunsvektoren in Videodaten
US7020207B1 (en) 2002-12-02 2006-03-28 Hitachi, Ltd. Video error concealment mechanism for block based video decompression
KR100504824B1 (ko) 2003-04-08 2005-07-29 엘지전자 주식회사 이미지 신호 블록오류 보정 장치 및 방법
JP4375080B2 (ja) * 2004-03-29 2009-12-02 ソニー株式会社 画像処理装置および方法、記録媒体、並びにプログラム
JP4417918B2 (ja) * 2006-03-30 2010-02-17 株式会社東芝 補間フレーム作成装置、動きベクトル検出装置、補間フレーム作成方法、動きベクトル検出方法、補間フレーム作成プログラムおよび動きベクトル検出プログラム
US20080285651A1 (en) * 2007-05-17 2008-11-20 The Hong Kong University Of Science And Technology Spatio-temporal boundary matching algorithm for temporal error concealment
JP5173613B2 (ja) * 2007-07-03 2013-04-03 キヤノン株式会社 動画像符号化装置及びその制御方法
US9129409B2 (en) * 2009-07-29 2015-09-08 Qualcomm Incorporated System and method of compressing video content
KR101452859B1 (ko) 2009-08-13 2014-10-23 삼성전자주식회사 움직임 벡터를 부호화 및 복호화하는 방법 및 장치
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Also Published As

Publication number Publication date
EP0551599A1 (de) 1993-07-21
US5400076A (en) 1995-03-21
EP0551599B1 (de) 1998-07-22
DE69226344T2 (de) 1998-12-03
EP0732849A3 (de) 1996-10-23
EP0732849A2 (de) 1996-09-18

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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