DE69936763D1 - Verfahren und vorrichtung zum verhindern von unbefugtem aufnehmen von videomaterial von kinoleinwänden - Google Patents

Verfahren und vorrichtung zum verhindern von unbefugtem aufnehmen von videomaterial von kinoleinwänden

Info

Publication number
DE69936763D1
DE69936763D1 DE69936763T DE69936763T DE69936763D1 DE 69936763 D1 DE69936763 D1 DE 69936763D1 DE 69936763 T DE69936763 T DE 69936763T DE 69936763 T DE69936763 T DE 69936763T DE 69936763 D1 DE69936763 D1 DE 69936763D1
Authority
DE
Germany
Prior art keywords
kinole
walls
video material
preventing unauthorized
unauthorized recording
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
DE69936763T
Other languages
English (en)
Inventor
Michael Epstein
Douglas A Stanton
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69936763D1 publication Critical patent/DE69936763D1/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
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Projection Apparatus (AREA)
DE69936763T 1998-06-25 1999-06-10 Verfahren und vorrichtung zum verhindern von unbefugtem aufnehmen von videomaterial von kinoleinwänden Expired - Lifetime DE69936763D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/104,900 US6529600B1 (en) 1998-06-25 1998-06-25 Method and device for preventing piracy of video material from theater screens
PCT/IB1999/001078 WO1999067950A2 (en) 1998-06-25 1999-06-10 A method and device for preventing piracy of video material from theater screens

Publications (1)

Publication Number Publication Date
DE69936763D1 true DE69936763D1 (de) 2007-09-20

Family

ID=22303042

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69936763T Expired - Lifetime DE69936763D1 (de) 1998-06-25 1999-06-10 Verfahren und vorrichtung zum verhindern von unbefugtem aufnehmen von videomaterial von kinoleinwänden

Country Status (5)

Country Link
US (1) US6529600B1 (de)
EP (1) EP1040655B1 (de)
JP (1) JP2002519724A (de)
DE (1) DE69936763D1 (de)
WO (1) WO1999067950A2 (de)

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Also Published As

Publication number Publication date
US6529600B1 (en) 2003-03-04
EP1040655A2 (de) 2000-10-04
JP2002519724A (ja) 2002-07-02
WO1999067950A3 (en) 2000-04-06
WO1999067950A2 (en) 1999-12-29
EP1040655B1 (de) 2007-08-08

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