IL152769A0 - Method and device for preventing use of non-original optical media - Google Patents

Method and device for preventing use of non-original optical media

Info

Publication number
IL152769A0
IL152769A0 IL15276902A IL15276902A IL152769A0 IL 152769 A0 IL152769 A0 IL 152769A0 IL 15276902 A IL15276902 A IL 15276902A IL 15276902 A IL15276902 A IL 15276902A IL 152769 A0 IL152769 A0 IL 152769A0
Authority
IL
Israel
Prior art keywords
optical media
original optical
preventing use
preventing
original
Prior art date
Application number
IL15276902A
Other languages
English (en)
Inventor
David Abrahamoff
Eli Flaxer
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 filed Critical
Priority to IL15276902A priority Critical patent/IL152769A0/xx
Publication of IL152769A0 publication Critical patent/IL152769A0/xx
Priority to AU2003276670A priority patent/AU2003276670A1/en
Priority to PCT/IL2003/000937 priority patent/WO2004044911A2/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/281—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs by changing the physical properties of the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G11B19/122—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark involving the detection of an identification or authentication mark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00876—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy wherein physical copy protection means are attached to the medium, e.g. holograms, sensors, or additional semiconductor circuitry
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
IL15276902A 2002-11-11 2002-11-11 Method and device for preventing use of non-original optical media IL152769A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL15276902A IL152769A0 (en) 2002-11-11 2002-11-11 Method and device for preventing use of non-original optical media
AU2003276670A AU2003276670A1 (en) 2002-11-11 2003-11-10 Method and device for preventing use of non-original optical media
PCT/IL2003/000937 WO2004044911A2 (en) 2002-11-11 2003-11-10 Method and device for preventing use of non-original optical media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL15276902A IL152769A0 (en) 2002-11-11 2002-11-11 Method and device for preventing use of non-original optical media

Publications (1)

Publication Number Publication Date
IL152769A0 true IL152769A0 (en) 2003-06-24

Family

ID=30011900

Family Applications (1)

Application Number Title Priority Date Filing Date
IL15276902A IL152769A0 (en) 2002-11-11 2002-11-11 Method and device for preventing use of non-original optical media

Country Status (3)

Country Link
AU (1) AU2003276670A1 (xx)
IL (1) IL152769A0 (xx)
WO (1) WO2004044911A2 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005124759A1 (en) * 2004-06-21 2005-12-29 D.M.S. - Dynamic Media Solutions Ltd. Optical implants for preventing replication of original media
US20080186839A1 (en) * 2004-11-29 2008-08-07 Koninklijke Philips Electronics, N.V. Optical Information Carrier
US7653919B2 (en) * 2005-11-21 2010-01-26 General Electric Company Optical article having anti-theft feature and a system and method for inhibiting theft of same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2582299A (en) * 1998-02-11 1999-08-30 Terrence B. Mazer Limited use optical playback device
US7370367B2 (en) * 2000-05-18 2008-05-06 3Lfants Limited Security device and article incorporating same
US20020001690A1 (en) * 2000-06-30 2002-01-03 Selinfreund Richard H. Copy-protected optical disc and method of manufacture thereof
US6982109B2 (en) * 2000-12-11 2006-01-03 Flexplay Technologies, Inc. Method for rendering surface layer of limited play disk lightfast

Also Published As

Publication number Publication date
AU2003276670A8 (en) 2004-06-03
WO2004044911A3 (en) 2004-07-01
WO2004044911A2 (en) 2004-05-27
AU2003276670A1 (en) 2004-06-03

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