DE69126750T2 - Kodierungsgerät für digitale Bildsignale - Google Patents

Kodierungsgerät für digitale Bildsignale

Info

Publication number
DE69126750T2
DE69126750T2 DE1991626750 DE69126750T DE69126750T2 DE 69126750 T2 DE69126750 T2 DE 69126750T2 DE 1991626750 DE1991626750 DE 1991626750 DE 69126750 T DE69126750 T DE 69126750T DE 69126750 T2 DE69126750 T2 DE 69126750T2
Authority
DE
Germany
Prior art keywords
digital image
image signals
coding device
coding
signals
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
DE1991626750
Other languages
English (en)
Other versions
DE69126750D1 (de
Inventor
Tetsujiro Kondo
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
Publication of DE69126750D1 publication Critical patent/DE69126750D1/de
Application granted granted Critical
Publication of DE69126750T2 publication Critical patent/DE69126750T2/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
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding

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)
  • Image Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Color Television Systems (AREA)
DE1991626750 1990-08-31 1991-08-23 Kodierungsgerät für digitale Bildsignale Expired - Lifetime DE69126750T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23153590A JP2969867B2 (ja) 1990-08-31 1990-08-31 ディジタル画像信号の高能率符号化装置

Publications (2)

Publication Number Publication Date
DE69126750D1 DE69126750D1 (de) 1997-08-14
DE69126750T2 true DE69126750T2 (de) 1997-10-23

Family

ID=16925018

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1991626750 Expired - Lifetime DE69126750T2 (de) 1990-08-31 1991-08-23 Kodierungsgerät für digitale Bildsignale

Country Status (5)

Country Link
US (1) US5241381A (de)
EP (1) EP0473384B1 (de)
JP (1) JP2969867B2 (de)
KR (1) KR0185583B1 (de)
DE (1) DE69126750T2 (de)

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JPH0556418A (ja) * 1991-08-28 1993-03-05 Sharp Corp 画像符号化装置
JPH05103212A (ja) * 1991-10-03 1993-04-23 Sony Corp データ伝送装置
US5686961A (en) * 1992-01-27 1997-11-11 Harris Corporation Automatic video image data reduction and prioritization system and method
JPH0614313A (ja) * 1992-06-29 1994-01-21 Canon Inc 画像処理装置
JP3315766B2 (ja) * 1992-09-07 2002-08-19 富士通株式会社 画像データ符号化方法、その方法を用いた画像データ符号化装置、画像データ復元方法、その方法を用いた画像データ復元装置、シーン変化検出方法、その方法を用いたシーン変化検出装置、シーン変化記録装置、及び画像データのシーン変化記録・再生装置
US5850261A (en) * 1992-10-15 1998-12-15 Sony Corporation Efficient variable length encoder and decoder
JPH06165151A (ja) * 1992-11-25 1994-06-10 Matsushita Electric Ind Co Ltd 映像符号量制御装置
JPH1032495A (ja) * 1996-07-18 1998-02-03 Sony Corp データ処理装置および方法
US5956083A (en) * 1996-10-29 1999-09-21 Eastman Kodak Company Camera and method for capturing motion sequences useful for integral image element formation
US6775417B2 (en) 1997-10-02 2004-08-10 S3 Graphics Co., Ltd. Fixed-rate block-based image compression with inferred pixel values
US6263468B1 (en) 1997-10-23 2001-07-17 Sony Corporation Apparatus and method for partial buffering transmitted data to provide robust error recovery in a lossy transmission environment
US6282684B1 (en) 1997-10-23 2001-08-28 Sony Corporation Apparatus and method for recovery of data in a lossy transmission environment
US6581170B1 (en) 1997-10-23 2003-06-17 Sony Corporation Source coding to provide for robust error recovery during transmission losses
WO1999038262A1 (en) * 1998-01-21 1999-07-29 Matsushita Electric Industrial Co., Ltd. Variable-length encoder
US6178266B1 (en) * 1999-02-12 2001-01-23 Sony Corporation Method and apparatus for the recovery of compression constants in the encoded domain
US6154761A (en) * 1999-02-12 2000-11-28 Sony Corporation Classified adaptive multiple processing system
US6621936B1 (en) 1999-02-12 2003-09-16 Sony Corporation Method and apparatus for spatial class reduction
US6192161B1 (en) 1999-02-12 2001-02-20 Sony Corporation Method and apparatus for adaptive filter tap selection according to a class
US6363118B1 (en) 1999-02-12 2002-03-26 Sony Corporation Apparatus and method for the recovery of compression constants in the encoded domain
US6519369B1 (en) 1999-02-12 2003-02-11 Sony Corporation Method and apparatus for filter tap expansion
US6591398B1 (en) 1999-02-12 2003-07-08 Sony Corporation Multiple processing system
US7010737B2 (en) * 1999-02-12 2006-03-07 Sony Corporation Method and apparatus for error data recovery
US6307979B1 (en) 1999-02-12 2001-10-23 Sony Corporation Classified adaptive error recovery method and apparatus
US6307560B1 (en) 1999-02-12 2001-10-23 Sony Corporation Classified adaptive spatio-temporal format conversion method and apparatus
US6170074B1 (en) 1999-02-12 2001-01-02 Sony Corporation Source coding to provide for robust error recovery
US6151416A (en) * 1999-02-12 2000-11-21 Sony Corporation Method and apparatus for adaptive class tap selection according to multiple classification
US6535148B1 (en) 1999-02-12 2003-03-18 Sony Corporation Method and apparatus for truncated decoding
US7730300B2 (en) 1999-03-30 2010-06-01 Sony Corporation Method and apparatus for protecting the transfer of data
US7565546B2 (en) 1999-03-30 2009-07-21 Sony Corporation System, method and apparatus for secure digital content transmission
US6697489B1 (en) 1999-03-30 2004-02-24 Sony Corporation Method and apparatus for securing control words
US6389562B1 (en) 1999-06-29 2002-05-14 Sony Corporation Source code shuffling to provide for robust error recovery
US6549672B1 (en) * 1999-06-29 2003-04-15 Sony Corporation Method and apparatus for recovery of encoded data using central value
US6473876B1 (en) 1999-06-29 2002-10-29 Sony Corporation Method and apparatus for encoding of bitstreams using rotation
US6493842B1 (en) 1999-06-29 2002-12-10 Sony Corporation Time-varying randomization for data synchronization and implicit information transmission
US6522785B1 (en) 1999-09-24 2003-02-18 Sony Corporation Classified adaptive error recovery method and apparatus
US6351494B1 (en) 1999-09-24 2002-02-26 Sony Corporation Classified adaptive error recovery method and apparatus
US7039614B1 (en) 1999-11-09 2006-05-02 Sony Corporation Method for simulcrypting scrambled data to a plurality of conditional access devices
US6539517B1 (en) 1999-11-09 2003-03-25 Sony Corporation Data transformation for explicit transmission of control information
US7225164B1 (en) 2000-02-15 2007-05-29 Sony Corporation Method and apparatus for implementing revocation in broadcast networks
US20030206631A1 (en) * 2000-06-22 2003-11-06 Candelore Brant L. Method and apparatus for scrambling program data for furture viewing
US7350082B2 (en) 2001-06-06 2008-03-25 Sony Corporation Upgrading of encryption
US7747853B2 (en) 2001-06-06 2010-06-29 Sony Corporation IP delivery of secure digital content
US7895616B2 (en) 2001-06-06 2011-02-22 Sony Corporation Reconstitution of program streams split across multiple packet identifiers
US7139398B2 (en) 2001-06-06 2006-11-21 Sony Corporation Time division partial encryption
US7376233B2 (en) 2002-01-02 2008-05-20 Sony Corporation Video slice and active region based multiple partial encryption
US7242773B2 (en) 2002-09-09 2007-07-10 Sony Corporation Multiple partial encryption using retuning
US7765567B2 (en) 2002-01-02 2010-07-27 Sony Corporation Content replacement by PID mapping
US7292691B2 (en) 2002-01-02 2007-11-06 Sony Corporation Progressive video refresh slice detection
US7155012B2 (en) 2002-01-02 2006-12-26 Sony Corporation Slice mask and moat pattern partial encryption
US7302059B2 (en) 2002-01-02 2007-11-27 Sony Corporation Star pattern partial encryption
US7215770B2 (en) 2002-01-02 2007-05-08 Sony Corporation System and method for partially encrypted multimedia stream
US7823174B2 (en) 2002-01-02 2010-10-26 Sony Corporation Macro-block based content replacement by PID mapping
US7233669B2 (en) 2002-01-02 2007-06-19 Sony Corporation Selective encryption to enable multiple decryption keys
US7218738B2 (en) 2002-01-02 2007-05-15 Sony Corporation Encryption and content control in a digital broadcast system
US7039938B2 (en) 2002-01-02 2006-05-02 Sony Corporation Selective encryption for video on demand
US7530084B2 (en) 2002-05-28 2009-05-05 Sony Corporation Method and apparatus for synchronizing dynamic graphics
US8818896B2 (en) 2002-09-09 2014-08-26 Sony Corporation Selective encryption with coverage encryption
US7724907B2 (en) 2002-11-05 2010-05-25 Sony Corporation Mechanism for protecting the transfer of digital content
US8572408B2 (en) 2002-11-05 2013-10-29 Sony Corporation Digital rights management of a digital device
US8645988B2 (en) 2002-12-13 2014-02-04 Sony Corporation Content personalization for digital content
US8667525B2 (en) 2002-12-13 2014-03-04 Sony Corporation Targeted advertisement selection from a digital stream
US20040165586A1 (en) * 2003-02-24 2004-08-26 Read Christopher Jensen PID filters based network routing
US7409702B2 (en) 2003-03-20 2008-08-05 Sony Corporation Auxiliary program association table
US7292692B2 (en) 2003-03-25 2007-11-06 Sony Corporation Content scrambling with minimal impact on legacy devices
US7286667B1 (en) 2003-09-15 2007-10-23 Sony Corporation Decryption system
US7346163B2 (en) 2003-10-31 2008-03-18 Sony Corporation Dynamic composition of pre-encrypted video on demand content
US7853980B2 (en) 2003-10-31 2010-12-14 Sony Corporation Bi-directional indices for trick mode video-on-demand
US7263187B2 (en) 2003-10-31 2007-08-28 Sony Corporation Batch mode session-based encryption of video on demand content
US7620180B2 (en) 2003-11-03 2009-11-17 Sony Corporation Preparation of content for multiple conditional access methods in video on demand
US7343013B2 (en) 2003-12-16 2008-03-11 Sony Corporation Composite session-based encryption of video on demand content
US7466867B2 (en) * 2004-11-26 2008-12-16 Taiwan Imagingtek Corporation Method and apparatus for image compression and decompression
US8041190B2 (en) 2004-12-15 2011-10-18 Sony Corporation System and method for the creation, synchronization and delivery of alternate content
US7895617B2 (en) 2004-12-15 2011-02-22 Sony Corporation Content substitution editor
JP4169768B2 (ja) * 2006-02-24 2008-10-22 三菱電機株式会社 画像符号化装置、画像処理装置、画像符号化方法、及び画像処理方法
US8185921B2 (en) 2006-02-28 2012-05-22 Sony Corporation Parental control of displayed content using closed captioning
US7555464B2 (en) 2006-03-01 2009-06-30 Sony Corporation Multiple DRM management
US20110069225A1 (en) * 2009-09-24 2011-03-24 Sensio Technologies Inc. Method and system for transmitting and processing high definition digital video signals

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JPS60189388A (ja) * 1984-03-09 1985-09-26 Fujitsu Ltd 動き補償符号化装置
JP2540809B2 (ja) * 1986-07-30 1996-10-09 ソニー株式会社 高能率符号化装置
JPH082106B2 (ja) * 1986-11-10 1996-01-10 国際電信電話株式会社 動画像信号のハイブリツド符号化方式
JP2508439B2 (ja) * 1987-05-29 1996-06-19 ソニー株式会社 高能率符号化装置
GB8724789D0 (en) * 1987-10-19 1987-11-25 British Telecomm Signal coding
EP0330455A3 (de) * 1988-02-22 1990-07-04 Kabushiki Kaisha Toshiba Vorrichtung zum Kodieren von Bildern
JP3251002B2 (ja) * 1989-08-15 2002-01-28 ソニー株式会社 画像データの受信装置及び方法
JP2827356B2 (ja) * 1989-11-28 1998-11-25 ソニー株式会社 画像信号伝送装置及び方法
US4980767A (en) * 1989-11-30 1990-12-25 At&T Bell Laboratories Technique for determining signal dispersion characteristics in communications systems
US5128759A (en) * 1990-05-31 1992-07-07 Sony Corporation Video signal decoder

Also Published As

Publication number Publication date
JP2969867B2 (ja) 1999-11-02
JPH04115686A (ja) 1992-04-16
US5241381A (en) 1993-08-31
EP0473384A3 (en) 1993-03-03
DE69126750D1 (de) 1997-08-14
KR0185583B1 (ko) 1999-04-15
EP0473384A2 (de) 1992-03-04
EP0473384B1 (de) 1997-07-09

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Legal Events

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)