DE69213511D1 - Kodiervorrichtung zum Kodieren eines digitalen Bildsignals - Google Patents

Kodiervorrichtung zum Kodieren eines digitalen Bildsignals

Info

Publication number
DE69213511D1
DE69213511D1 DE69213511T DE69213511T DE69213511D1 DE 69213511 D1 DE69213511 D1 DE 69213511D1 DE 69213511 T DE69213511 T DE 69213511T DE 69213511 T DE69213511 T DE 69213511T DE 69213511 D1 DE69213511 D1 DE 69213511D1
Authority
DE
Germany
Prior art keywords
encoding
image signal
digital image
encoding device
digital
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
DE69213511T
Other languages
English (en)
Other versions
DE69213511T2 (de
Inventor
Yoshinori Asamura
Yoshiko Hatano
Ken Onishi
Takashi Shiroshita
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69213511D1 publication Critical patent/DE69213511D1/de
Publication of DE69213511T2 publication Critical patent/DE69213511T2/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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/649—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/62—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding by frequency transforming in three dimensions
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69213511T 1991-03-07 1992-03-06 Kodiervorrichtung zum Kodieren eines digitalen Bildsignals Expired - Fee Related DE69213511T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP4151291 1991-03-07
JP4349691 1991-03-08
JP4801591 1991-03-13
JP14706891 1991-06-19

Publications (2)

Publication Number Publication Date
DE69213511D1 true DE69213511D1 (de) 1996-10-17
DE69213511T2 DE69213511T2 (de) 1997-04-17

Family

ID=27461067

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69213511T Expired - Fee Related DE69213511T2 (de) 1991-03-07 1992-03-06 Kodiervorrichtung zum Kodieren eines digitalen Bildsignals

Country Status (3)

Country Link
US (1) US5543845A (de)
EP (1) EP0502545B1 (de)
DE (1) DE69213511T2 (de)

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US5933450A (en) * 1994-04-20 1999-08-03 Thomson Consumer Electronics, Inc. Complexity determining apparatus
US5929930A (en) * 1994-07-05 1999-07-27 Canon Kabushiki Kaisha Image processing apparatus and method
JPH08126014A (ja) * 1994-10-26 1996-05-17 Sony Corp 画像信号処理方法及び画像信号処理装置
JP3115199B2 (ja) * 1994-12-16 2000-12-04 松下電器産業株式会社 画像圧縮符号化装置
JPH08186815A (ja) * 1994-12-28 1996-07-16 Pioneer Electron Corp サブバンド符号化方法
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JP3168922B2 (ja) * 1996-08-27 2001-05-21 日本ビクター株式会社 デジタル画像情報の記録再生装置
US6594315B1 (en) * 1996-12-18 2003-07-15 Thomson Licensing S.A. Formatting of recompressed data in an MPEG decoder
US5870144A (en) * 1997-03-28 1999-02-09 Adaptec, Inc. Reduced-quality resolution digital video encoder/decoder
AU1285099A (en) * 1997-11-07 1999-05-31 Pipe Dream, Inc Method for compressing and decompressing motion video
US6289297B1 (en) 1998-10-09 2001-09-11 Microsoft Corporation Method for reconstructing a video frame received from a video source over a communication channel
US6519004B1 (en) 1998-10-09 2003-02-11 Microsoft Corporation Method for transmitting video information over a communication channel
US6507587B1 (en) 1998-10-09 2003-01-14 Microsoft Corporation Method of specifying the amount of bandwidth to reserve for use in network communications
US6618363B1 (en) 1998-10-09 2003-09-09 Microsoft Corporation Method for adapting video packet generation and transmission rates to available resources in a communications network
US6754266B2 (en) * 1998-10-09 2004-06-22 Microsoft Corporation Method and apparatus for use in transmitting video information over a communication network
US6438136B1 (en) 1998-10-09 2002-08-20 Microsoft Corporation Method for scheduling time slots in a communications network channel to support on-going video transmissions
US6445701B1 (en) * 1998-10-09 2002-09-03 Microsoft Corporation Channel access scheme for use in network communications
US6658157B1 (en) * 1999-06-29 2003-12-02 Sony Corporation Method and apparatus for converting image information
JP4164211B2 (ja) * 1999-11-16 2008-10-15 キヤノン株式会社 画像処理装置及びその方法
JP2001298746A (ja) * 2000-03-09 2001-10-26 Samsung Techwin Co Ltd デジタル記録システムのデータ圧縮装置及びその制御方法
JP2001350453A (ja) * 2000-06-08 2001-12-21 Hitachi Ltd 画像表示方法および画像表示装置
WO2002049223A2 (en) * 2000-11-10 2002-06-20 Webcast Technologies, Inc. Encoding and decoding of truncated scalable bitstreams
US7450768B2 (en) * 2002-10-02 2008-11-11 Ricoh Company, Ltd. Apparatus and method for processing image data based on object movement speed within a frame
KR100515960B1 (ko) * 2002-11-07 2005-09-21 삼성테크윈 주식회사 적응적 디지털 영상 기록기 및 그 제어 방법
JP4618676B2 (ja) 2005-04-28 2011-01-26 株式会社リコー 構造化文書符号の転送方法、画像処理システム、サーバ装置、プログラム及び情報記録媒体
US8213502B2 (en) 2007-12-31 2012-07-03 Ceva D.S.P. Ltd. Method and system for real-time adaptive quantization control
CN102301715B (zh) 2009-01-29 2015-12-16 杜比实验室特许公司 视频编码方法、视频装置和编码系统

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KR930003204B1 (ko) * 1990-06-30 1993-04-23 삼성전자 주식회사 영상신호의 3x3신호밴드 코딩 디코딩회로 및 방식
US5097331A (en) * 1990-08-24 1992-03-17 Bell Communications Research, Inc. Multiple block-size transform video coding using an asymmetric sub-band structure
GB2251756B (en) * 1991-01-11 1995-01-04 Sony Broadcast & Communication Compression of video signals
US5235420A (en) * 1991-03-22 1993-08-10 Bell Communications Research, Inc. Multilayer universal video coder
US5337085A (en) * 1992-04-10 1994-08-09 Comsat Corporation Coding technique for high definition television signals
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US5404167A (en) * 1993-03-12 1995-04-04 At&T Corp. Subband color video coding using a reduced motion information subband

Also Published As

Publication number Publication date
US5543845A (en) 1996-08-06
DE69213511T2 (de) 1997-04-17
EP0502545A2 (de) 1992-09-09
EP0502545A3 (en) 1993-05-19
EP0502545B1 (de) 1996-09-11

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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