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AU2001234600A1 - Cinema anti-piracy measures - Google Patents

Cinema anti-piracy measures

Info

Publication number
AU2001234600A1
AU2001234600A1 AU2001234600A AU3460001A AU2001234600A1 AU 2001234600 A1 AU2001234600 A1 AU 2001234600A1 AU 2001234600 A AU2001234600 A AU 2001234600A AU 3460001 A AU3460001 A AU 3460001A AU 2001234600 A1 AU2001234600 A1 AU 2001234600A1
Authority
AU
Australia
Prior art keywords
piracy measures
cinema
cinema anti
piracy
measures
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.)
Abandoned
Application number
AU2001234600A
Inventor
Herschel C. Burstyn
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.)
Sarnoff Corp
Original Assignee
Sarnoff 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
Priority claimed from US09/592,472 external-priority patent/US7324646B1/en
Priority claimed from US09/679,320 external-priority patent/US7634089B1/en
Application filed by Sarnoff Corp filed Critical Sarnoff Corp
Publication of AU2001234600A1 publication Critical patent/AU2001234600A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—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
    • 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
    • H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
    • 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
    • H04N2005/91392—Television signal processing therefor for scrambling ; for copy protection using means for preventing making copies of projected video images

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Transforming Electric Information Into Light Information (AREA)
AU2001234600A 2000-01-28 2001-01-26 Cinema anti-piracy measures Abandoned AU2001234600A1 (en)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
US17861800P 2000-01-28 2000-01-28
US60178618 2000-01-28
US18889700P 2000-03-13 2000-03-13
US60188897 2000-03-13
US19561200P 2000-04-06 2000-04-06
US60195612 2000-04-06
US19906500P 2000-04-20 2000-04-20
US60199065 2000-04-20
US09/592,472 US7324646B1 (en) 1999-10-29 2000-06-09 Method and apparatus for film anti-piracy
US09592472 2000-06-09
US09679320 2000-10-04
US09/679,320 US7634089B1 (en) 1999-10-29 2000-10-04 Cinema anti-piracy measures
PCT/US2001/002721 WO2001056279A2 (en) 2000-01-28 2001-01-26 Cinema anti-piracy measures

Publications (1)

Publication Number Publication Date
AU2001234600A1 true AU2001234600A1 (en) 2001-08-07

Family

ID=27558682

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001234600A Abandoned AU2001234600A1 (en) 2000-01-28 2001-01-26 Cinema anti-piracy measures

Country Status (2)

Country Link
AU (1) AU2001234600A1 (en)
WO (1) WO2001056279A2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7043019B2 (en) 2001-02-28 2006-05-09 Eastman Kodak Company Copy protection for digital motion picture image data
JP3518528B2 (en) * 2001-08-10 2004-04-12 ソニー株式会社 Imaging disturbance method and system
JP3674568B2 (en) * 2001-10-02 2005-07-20 ソニー株式会社 Intensity modulation method and system, and light quantity modulation device
EP1345428A3 (en) * 2002-03-11 2005-03-16 Sony Corporation Optical intensity modulation method and system, and optical state modulation apparatus
JP3674606B2 (en) * 2002-06-11 2005-07-20 ソニー株式会社 Light quantity modulation device, display system, and light quantity modulation method
US7302162B2 (en) 2002-08-14 2007-11-27 Qdesign Corporation Modulation of a video signal with an impairment signal to increase the video signal masked threshold
JP3901072B2 (en) 2002-10-23 2007-04-04 ソニー株式会社 Video display device and video display method
US7386125B2 (en) 2002-10-28 2008-06-10 Qdesign Usa, Inc. Techniques of imperceptibly altering the spectrum of a displayed image in a manner that discourages copying
DE102004023800A1 (en) * 2004-05-05 2005-12-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Marker system, to give detection or interference of illegal filming at public events, uses a light spectrum invisible to the human eye which triggers an electronic response
EP1926314A1 (en) 2006-11-23 2008-05-28 Thomson Holding Germany GmbH & Co. OHG Method and apparatus for displaying video signal data with protection against digital copying
US20090316890A1 (en) * 2006-12-11 2009-12-24 Mark Alan Schultz Text based anti-piracy system and method for digital cinema
EP1936975A1 (en) * 2006-12-20 2008-06-25 Thomson Licensing Method and device for processing source pictures to generate aliasing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5303294A (en) * 1991-06-18 1994-04-12 Matsushita Electric Industrial Co., Ltd. Video theater system and copy preventive method
US5680454A (en) * 1995-08-04 1997-10-21 Hughes Electronics Method and system for anti-piracy using frame rate dithering
WO2000074366A2 (en) * 1999-05-27 2000-12-07 Digital Electronic Cinema, Inc. Systems and methods for preventing camcorder piracy of motion picture images

Also Published As

Publication number Publication date
WO2001056279A3 (en) 2001-12-13
WO2001056279A2 (en) 2001-08-02

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