JP3676679B2 - データが記録されないようにビデオ信号でデータを転送するための方法及び装置 - Google Patents

データが記録されないようにビデオ信号でデータを転送するための方法及び装置 Download PDF

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Publication number
JP3676679B2
JP3676679B2 JP2000595487A JP2000595487A JP3676679B2 JP 3676679 B2 JP3676679 B2 JP 3676679B2 JP 2000595487 A JP2000595487 A JP 2000595487A JP 2000595487 A JP2000595487 A JP 2000595487A JP 3676679 B2 JP3676679 B2 JP 3676679B2
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data
video
video signal
modified
recorded
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Expired - Lifetime
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JP2000595487A
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Japanese (ja)
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JP2002535929A (ja
Inventor
オー ライアン，ジョン
アール ホルツグラフ，ジェイムズ
エイ ハラー，マーク
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マクロビジョン・コーポレーション
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    • 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
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/169—Systems operating in the time domain of the television signal
    • H04N7/1693—Systems operating in the time domain of the television signal by displacing synchronisation signals relative to active picture signals or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/171—Systems operating in the amplitude domain of the television signal
    • H04N7/1713—Systems operating in the amplitude domain of the television signal by modifying synchronisation signals

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Systems (AREA)
JP2000595487A 1999-01-26 2000-01-25 データが記録されないようにビデオ信号でデータを転送するための方法及び装置 Expired - Lifetime JP3676679B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11727399P 1999-01-26 1999-01-26
US60/117,273 1999-01-26
PCT/US2000/001964 WO2000044167A1 (en) 1999-01-26 2000-01-25 Method and apparatus for carrying data with a video signal so that the data is not recorded

Publications (2)

Publication Number Publication Date
JP2002535929A JP2002535929A (ja) 2002-10-22
JP3676679B2 true JP3676679B2 (ja) 2005-07-27

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ID=22371951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000595487A Expired - Lifetime JP3676679B2 (ja) 1999-01-26 2000-01-25 データが記録されないようにビデオ信号でデータを転送するための方法及び装置

Country Status (4)

Country Link
EP (1) EP1147664A4 (de)
JP (1) JP3676679B2 (de)
AU (1) AU2632300A (de)
WO (1) WO2000044167A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7784103B2 (en) * 2004-10-19 2010-08-24 Rovi Solutions Corporation Method and apparatus for storing copy protection information separately from protected content

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0413752A4 (en) * 1988-04-29 1992-04-22 Scientific Atlanta, Inc. In-band controller
JP3217137B2 (ja) * 1992-07-28 2001-10-09 株式会社日立製作所 映像信号記録装置、再生装置及び伝送装置
JP3594062B2 (ja) * 1996-11-19 2004-11-24 ソニー株式会社 情報伝送方法、情報出力装置および情報記録装置
US6058191A (en) * 1997-02-04 2000-05-02 Macrovision Corp Method and apparatus for modifying the envelope of a RF carrier signal to remove copy protection signals therefrom
EP1142296B1 (de) 1999-01-15 2012-05-09 Rovi Solutions Corporation Verfahren und gerät zum verschlüsseln von hochauflösenden fernsehsignalen

Also Published As

Publication number Publication date
AU2632300A (en) 2000-08-07
WO2000044167A1 (en) 2000-07-27
EP1147664A4 (de) 2003-06-25
EP1147664A1 (de) 2001-10-24
JP2002535929A (ja) 2002-10-22

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