ATE91581T1 - Vorrichtung fuer eine wirksame kodierung von fernsehsignalen. - Google Patents

Vorrichtung fuer eine wirksame kodierung von fernsehsignalen.

Info

Publication number
ATE91581T1
ATE91581T1 AT85305987T AT85305987T ATE91581T1 AT E91581 T1 ATE91581 T1 AT E91581T1 AT 85305987 T AT85305987 T AT 85305987T AT 85305987 T AT85305987 T AT 85305987T AT E91581 T1 ATE91581 T1 AT E91581T1
Authority
AT
Austria
Prior art keywords
television signals
parameters
effective encoding
pixel data
pixel
Prior art date
Application number
AT85305987T
Other languages
English (en)
Inventor
Tetsujiro Kondo
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 ATE91581T1 publication Critical patent/ATE91581T1/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT85305987T 1984-08-22 1985-08-22 Vorrichtung fuer eine wirksame kodierung von fernsehsignalen. ATE91581T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59174412A JPH0746864B2 (ja) 1984-08-22 1984-08-22 高能率符号化装置
EP85305987A EP0172755B1 (de) 1984-08-22 1985-08-22 Vorrichtung für eine wirksame Kodierung von Fernsehsignalen

Publications (1)

Publication Number Publication Date
ATE91581T1 true ATE91581T1 (de) 1993-07-15

Family

ID=15978099

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85305987T ATE91581T1 (de) 1984-08-22 1985-08-22 Vorrichtung fuer eine wirksame kodierung von fernsehsignalen.

Country Status (7)

Country Link
US (1) US4703351A (de)
EP (1) EP0172755B1 (de)
JP (1) JPH0746864B2 (de)
AT (1) ATE91581T1 (de)
AU (1) AU583844B2 (de)
CA (1) CA1267721A (de)
DE (1) DE3587448T2 (de)

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US7730300B2 (en) 1999-03-30 2010-06-01 Sony Corporation Method and apparatus for protecting the transfer of data
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US6473876B1 (en) 1999-06-29 2002-10-29 Sony Corporation Method and apparatus for encoding of bitstreams using rotation
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
US6539517B1 (en) 1999-11-09 2003-03-25 Sony Corporation Data transformation for explicit transmission of control information
US7039614B1 (en) 1999-11-09 2006-05-02 Sony Corporation Method for simulcrypting scrambled data to a plurality of conditional access devices
US6754371B1 (en) 1999-12-07 2004-06-22 Sony Corporation Method and apparatus for past and future motion classification
EP1124384A1 (de) * 2000-02-10 2001-08-16 Sony Corporation Informationsverarbeitungssystem mit adaptivem Klassifizierer für komprimierte Bilddaten
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
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
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
US7039938B2 (en) 2002-01-02 2006-05-02 Sony Corporation Selective encryption for video on demand
US7292691B2 (en) 2002-01-02 2007-11-06 Sony Corporation Progressive video refresh slice detection
US7242773B2 (en) 2002-09-09 2007-07-10 Sony Corporation Multiple partial encryption using retuning
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
US7376233B2 (en) 2002-01-02 2008-05-20 Sony Corporation Video slice and active region based multiple partial encryption
US7765567B2 (en) 2002-01-02 2010-07-27 Sony Corporation 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
US7823174B2 (en) 2002-01-02 2010-10-26 Sony Corporation Macro-block based content replacement by PID mapping
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
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
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
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US7853980B2 (en) 2003-10-31 2010-12-14 Sony Corporation Bi-directional indices for trick mode video-on-demand
US7343013B2 (en) 2003-12-16 2008-03-11 Sony Corporation Composite session-based encryption of video on demand content
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US7263187B2 (en) 2003-10-31 2007-08-28 Sony Corporation Batch mode session-based encryption of video on demand content
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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
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DE3311911A1 (de) * 1983-03-31 1984-10-04 Siemens AG, 1000 Berlin und 8000 München Verfahren und schaltungsanordnung zur bildfehlerkorrektur
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Also Published As

Publication number Publication date
JPH0746864B2 (ja) 1995-05-17
US4703351A (en) 1987-10-27
EP0172755A2 (de) 1986-02-26
AU4651185A (en) 1986-02-27
DE3587448D1 (de) 1993-08-19
CA1267721A (en) 1990-04-10
EP0172755B1 (de) 1993-07-14
JPS6152084A (ja) 1986-03-14
AU583844B2 (en) 1989-05-11
EP0172755A3 (en) 1987-01-14
DE3587448T2 (de) 1993-10-28

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Legal Events

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EELA Cancelled due to lapse of time