DE3684279D1 - Verfahren und vorrichtung zur sendung und dekodierung von videodaten. - Google Patents

Verfahren und vorrichtung zur sendung und dekodierung von videodaten.

Info

Publication number
DE3684279D1
DE3684279D1 DE8686309330T DE3684279T DE3684279D1 DE 3684279 D1 DE3684279 D1 DE 3684279D1 DE 8686309330 T DE8686309330 T DE 8686309330T DE 3684279 T DE3684279 T DE 3684279T DE 3684279 D1 DE3684279 D1 DE 3684279D1
Authority
DE
Germany
Prior art keywords
fields
video data
periodically transmitted
sending
decoding video
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
DE8686309330T
Other languages
English (en)
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
Application granted granted Critical
Publication of DE3684279D1 publication Critical patent/DE3684279D1/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
    • H04N19/50—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
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/122—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DE8686309330T 1985-11-30 1986-11-28 Verfahren und vorrichtung zur sendung und dekodierung von videodaten. Expired - Lifetime DE3684279D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60270554A JPH0746862B2 (ja) 1985-11-30 1985-11-30 駒落とし圧縮符号化及び復号化方法

Publications (1)

Publication Number Publication Date
DE3684279D1 true DE3684279D1 (de) 1992-04-16

Family

ID=17487791

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686309330T Expired - Lifetime DE3684279D1 (de) 1985-11-30 1986-11-28 Verfahren und vorrichtung zur sendung und dekodierung von videodaten.

Country Status (7)

Country Link
US (1) US4788589A (de)
EP (1) EP0228820B1 (de)
JP (1) JPH0746862B2 (de)
AT (1) ATE73595T1 (de)
AU (1) AU602317B2 (de)
CA (1) CA1300737C (de)
DE (1) DE3684279D1 (de)

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US4890165A (en) * 1987-04-06 1989-12-26 Canon Kabushiki Kaisha Image pick-up apparatus for producing video signals of high information density in time base direction
JP2829954B2 (ja) * 1987-08-22 1998-12-02 ソニー株式会社 画像信号の高能率符号化装置及び方法
JPH02234587A (ja) * 1989-03-08 1990-09-17 Graphics Commun Technol:Kk 画像復号化装置
JPH0376487A (ja) * 1989-08-18 1991-04-02 Matsushita Electric Ind Co Ltd 映像フレーム同期装置
JP3114228B2 (ja) * 1991-04-26 2000-12-04 株式会社日立製作所 画像処理装置
SE468736B (sv) * 1991-11-15 1993-03-08 Televerket Foerfarande och apparat foer bildkodning med oeverhoppning av bilder och/eller komponenter
JP3443880B2 (ja) * 1992-09-18 2003-09-08 ソニー株式会社 ビデオ信号符号化方法及び復号化方法
JP3104439B2 (ja) * 1992-11-13 2000-10-30 ソニー株式会社 高能率符号化及び／又は復号化装置
US5815212A (en) * 1995-06-21 1998-09-29 Sony Corporation Video overlay circuit for synchronizing and combining analog and digital signals
US6282684B1 (en) 1997-10-23 2001-08-28 Sony Corporation Apparatus and method for recovery of data in a lossy transmission environment
US6263108B1 (en) 1997-10-23 2001-07-17 Sony Corporation Apparatus and method for recovery of lost/damaged data in a bitstream of data based on compatibility of adjacent blocks of data
US6581170B1 (en) 1997-10-23 2003-06-17 Sony Corporation Source coding to provide for robust error recovery during transmission losses
US6519369B1 (en) 1999-02-12 2003-02-11 Sony Corporation Method and apparatus for filter tap expansion
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
US6535148B1 (en) 1999-02-12 2003-03-18 Sony Corporation Method and apparatus for truncated decoding
US6363118B1 (en) 1999-02-12 2002-03-26 Sony Corporation Apparatus and method for the recovery of compression constants in the encoded domain
US7010737B2 (en) * 1999-02-12 2006-03-07 Sony Corporation Method and apparatus for error data recovery
US6192161B1 (en) 1999-02-12 2001-02-20 Sony Corporation Method and apparatus for adaptive filter tap selection according to a class
US6621936B1 (en) 1999-02-12 2003-09-16 Sony Corporation Method and apparatus for spatial class reduction
US6170074B1 (en) 1999-02-12 2001-01-02 Sony Corporation Source coding to provide for robust error recovery
US6591398B1 (en) 1999-02-12 2003-07-08 Sony Corporation Multiple processing system
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
US6151416A (en) * 1999-02-12 2000-11-21 Sony Corporation Method and apparatus for adaptive class tap selection according to multiple classification
US7565546B2 (en) 1999-03-30 2009-07-21 Sony Corporation System, method and apparatus for secure digital content transmission
US7730300B2 (en) 1999-03-30 2010-06-01 Sony Corporation Method and apparatus for protecting the transfer of data
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
US6493842B1 (en) 1999-06-29 2002-12-10 Sony Corporation Time-varying randomization for data synchronization and implicit information transmission
US6473876B1 (en) 1999-06-29 2002-10-29 Sony Corporation Method and apparatus for encoding of bitstreams using rotation
US6549672B1 (en) * 1999-06-29 2003-04-15 Sony Corporation Method and apparatus for recovery of encoded data using central value
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
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
US6754371B1 (en) 1999-12-07 2004-06-22 Sony Corporation Method and apparatus for past and future motion classification
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
US7747853B2 (en) 2001-06-06 2010-06-29 Sony Corporation IP delivery of secure digital content
US7350082B2 (en) 2001-06-06 2008-03-25 Sony Corporation Upgrading of encryption
US7124303B2 (en) 2001-06-06 2006-10-17 Sony Corporation Elementary stream partial encryption
US7895616B2 (en) 2001-06-06 2011-02-22 Sony Corporation Reconstitution of program streams split across multiple packet identifiers
US7302059B2 (en) 2002-01-02 2007-11-27 Sony Corporation Star pattern partial encryption
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
US7765567B2 (en) 2002-01-02 2010-07-27 Sony Corporation Content replacement by PID mapping
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
US7039938B2 (en) 2002-01-02 2006-05-02 Sony Corporation Selective encryption for video on demand
US7823174B2 (en) 2002-01-02 2010-10-26 Sony Corporation Macro-block based content replacement by PID mapping
US7218738B2 (en) 2002-01-02 2007-05-15 Sony Corporation Encryption and content control in a digital broadcast system
US7233669B2 (en) 2002-01-02 2007-06-19 Sony Corporation Selective encryption to enable multiple decryption keys
US7215770B2 (en) 2002-01-02 2007-05-08 Sony Corporation System and method for partially encrypted multimedia stream
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
US8667525B2 (en) 2002-12-13 2014-03-04 Sony Corporation Targeted advertisement selection from a digital stream
US8645988B2 (en) 2002-12-13 2014-02-04 Sony Corporation Content personalization for digital content
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
US7343013B2 (en) 2003-12-16 2008-03-11 Sony Corporation Composite 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
US7853980B2 (en) 2003-10-31 2010-12-14 Sony Corporation Bi-directional indices for trick mode video-on-demand
US7346163B2 (en) 2003-10-31 2008-03-18 Sony Corporation Dynamic composition of pre-encrypted video on demand content
US7263187B2 (en) 2003-10-31 2007-08-28 Sony Corporation Batch mode session-based encryption of video on demand content
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
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

Family Cites Families (9)

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US3736373A (en) * 1971-12-13 1973-05-29 Bell Telephone Labor Inc Conditional vertical subsampling in a video redundancy reduction system
US4383272A (en) * 1981-04-13 1983-05-10 Bell Telephone Laboratories, Incorporated Video signal interpolation using motion estimation
US4589110A (en) * 1981-06-24 1986-05-13 At&T Bell Laboratories Signal processor (system) for reducing bandwidth and for multiplexing a plurality of signals onto a single communications link
AU570439B2 (en) * 1983-03-28 1988-03-17 Compression Labs, Inc. A combined intraframe and interframe transform coding system
US4575756A (en) * 1983-07-26 1986-03-11 Nec Corporation Decoder for a frame or field skipped TV signal with a representative movement vector used for individual vectors
JPS6054580A (ja) * 1983-09-05 1985-03-29 Sony Corp 映像信号再生装置
DE3333404A1 (de) * 1983-09-15 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Verfahren und schaltungsanordnung zur verbesserung der bildqualitaet durch aktivitaetsgesteuerte dpcm-codierung
JPH0746864B2 (ja) * 1984-08-22 1995-05-17 ソニー株式会社 高能率符号化装置
JPH0620303B2 (ja) * 1984-11-08 1994-03-16 日本電信電話株式会社 フレ−ム間符号化方式におけるリフレッシュ処理方式

Also Published As

Publication number Publication date
AU602317B2 (en) 1990-10-11
EP0228820A2 (de) 1987-07-15
JPS62130087A (ja) 1987-06-12
CA1300737C (en) 1992-05-12
ATE73595T1 (de) 1992-03-15
AU6580786A (en) 1987-06-04
JPH0746862B2 (ja) 1995-05-17
EP0228820A3 (en) 1988-06-22
US4788589A (en) 1988-11-29
EP0228820B1 (de) 1992-03-11

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Legal Events

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8364 No opposition during term of opposition