ATE329352T1 - Beugungsoptische sicherheitsvorrichtung auf kompaktdisks - Google Patents

Beugungsoptische sicherheitsvorrichtung auf kompaktdisks

Info

Publication number
ATE329352T1
ATE329352T1 AT99113950T AT99113950T ATE329352T1 AT E329352 T1 ATE329352 T1 AT E329352T1 AT 99113950 T AT99113950 T AT 99113950T AT 99113950 T AT99113950 T AT 99113950T AT E329352 T1 ATE329352 T1 AT E329352T1
Authority
AT
Austria
Prior art keywords
refractive index
structured surface
reader
diffraction
read out
Prior art date
Application number
AT99113950T
Other languages
English (en)
Inventor
Wayne R Tompkin
Rene Staub
Original Assignee
Ovd Kinegram Ag
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 Ovd Kinegram Ag filed Critical Ovd Kinegram Ag
Application granted granted Critical
Publication of ATE329352T1 publication Critical patent/ATE329352T1/de

Links

Classifications

    • 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
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
    • 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
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
    • G11B20/00608—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium wherein the material that the record carrier is made of is altered, e.g. adding reactive dyes that alter the optical properties of a disc after prolonged exposure to light or air
    • 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
    • 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
    • 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
    • G11B23/30—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 with provision for auxiliary signals
    • G11B23/34—Signal means additional to the main recording track, e.g. photoelectric sensing of sprocket holes for timing
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
AT99113950T 1998-08-10 1999-07-17 Beugungsoptische sicherheitsvorrichtung auf kompaktdisks ATE329352T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9612098P 1998-08-10 1998-08-10

Publications (1)

Publication Number Publication Date
ATE329352T1 true ATE329352T1 (de) 2006-06-15

Family

ID=22255497

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99113950T ATE329352T1 (de) 1998-08-10 1999-07-17 Beugungsoptische sicherheitsvorrichtung auf kompaktdisks

Country Status (8)

Country Link
US (1) US6226109B1 (de)
EP (2) EP0980070B1 (de)
AT (1) ATE329352T1 (de)
DE (1) DE69931704T2 (de)
DK (1) DK0980070T3 (de)
ES (1) ES2267211T3 (de)
PT (1) PT980070E (de)
SI (1) SI0980070T1 (de)

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US7088650B1 (en) * 1999-08-23 2006-08-08 Worthington Mark O Methods and apparatus for optical disc data acquisition using physical synchronization markers
DE10004870A1 (de) * 2000-02-04 2001-08-09 Hsm Gmbh Optisches Speichermedium
JP4278820B2 (ja) * 2000-03-31 2009-06-17 パイオニア株式会社 光ディスク
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US6944115B2 (en) * 2000-09-29 2005-09-13 General Electric Company Colored data storage media
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JP4345256B2 (ja) * 2001-02-14 2009-10-14 旭硝子株式会社 波長選択性回折素子および光ヘッド装置
IL142382A0 (en) * 2001-04-02 2002-03-10 M M I Music Media Israel Ltd Media card
DE60239457D1 (de) * 2001-06-06 2011-04-28 Spectra Systems Corp Markieren und authentisieren von artikeln
US7393623B2 (en) * 2001-06-06 2008-07-01 Spectra Systems Corporation Incorporation of markings in optical media
US6475588B1 (en) 2001-08-07 2002-11-05 General Electric Company Colored digital versatile disks
EP1421705A4 (de) 2001-08-07 2009-08-05 Pacific Holographics Inc System und verfahren zum codieren und decodieren eines bildes oder dokuments und dadurch codiertes dokument
JP4244551B2 (ja) * 2001-11-30 2009-03-25 ソニー株式会社 記録再生システム
US6475589B1 (en) 2001-12-17 2002-11-05 General Electric Company Colored optical discs and methods for making the same
US6825960B2 (en) * 2002-01-15 2004-11-30 Inphase Technologies, Inc. System and method for bitwise readout holographic ROM
US6697178B2 (en) 2002-05-30 2004-02-24 E. I. Du Pont De Nemours And Company Disk with holographic security label applied thereto and method of applying label
EP2605245A3 (de) * 2002-08-09 2013-06-26 Panasonic Corporation Mobile Kommunikationseinrichtung
WO2004107331A1 (ja) 2003-05-30 2004-12-09 Matsushita Electric Industrial Co., Ltd. 光ディスク
WO2004112096A2 (en) * 2003-06-12 2004-12-23 Symbol Technologies, Inc. Method and system for high volume transfer of dies to substrates
US20070220537A1 (en) * 2003-06-16 2007-09-20 Microsoft Corporation Counterfeit-resistant portable storage media with embedded security device
US7086073B2 (en) * 2003-06-16 2006-08-01 Microsoft Corporation Optical storage media with embedded security device
US20040174806A1 (en) * 2004-04-19 2004-09-09 Johnson Kent Christian Optical disc having lenticular surface and method of manufacturing
WO2006013528A1 (en) * 2004-07-29 2006-02-09 Koninklijke Philips Electronics N.V. Information carrier with copy protection, system for reading such an information carrier
US7733754B2 (en) * 2004-09-07 2010-06-08 Dell Products L.P. System and method for disc labeling
US8144558B1 (en) * 2004-09-14 2012-03-27 Doug Carson & Associates, Inc. Hidden patterns on a data storage medium
US7746746B2 (en) * 2004-11-16 2010-06-29 Hewlett-Packard Development Company, L.P. Optical media with control data in wobble
EP1820190A2 (de) * 2004-11-29 2007-08-22 Koninklijke Philips Electronics N.V. Optischer informationsträger
AU2006230238A1 (en) * 2005-03-29 2006-10-05 Symbol Technologies, Inc. Smart radio frequency identification (RFID) items
US7830573B2 (en) * 2005-11-03 2010-11-09 Stamper Technologies, Inc. Method and system for producing multiple images in a single image plane using diffraction
JP2007133948A (ja) * 2005-11-09 2007-05-31 Matsushita Electric Ind Co Ltd 光ディスク媒体
US20080063900A1 (en) * 2006-09-11 2008-03-13 Hewlett-Packard Development Company Lp Optical storage medium
EP1918913A1 (de) * 2006-10-31 2008-05-07 Thomson Holding Germany GmbH & Co. OHG Verfahren zur Herstellung einer Sicherheitsmarke auf einem optischen Datenträger
EP1918915B1 (de) * 2006-10-31 2014-03-05 Thomson Licensing Verfahren zur Herstellung einer Sicherheitsmarke auf einem optischen Datenträger
JP4333760B2 (ja) * 2007-03-23 2009-09-16 セイコーエプソン株式会社 ホログラム素子、照明装置及びプロジェクタ
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Also Published As

Publication number Publication date
EP0980070A2 (de) 2000-02-16
EP0980070B1 (de) 2006-06-07
PT980070E (pt) 2006-10-31
SI0980070T1 (sl) 2006-12-31
DE69931704T2 (de) 2007-05-10
DK0980070T3 (da) 2006-10-09
US6226109B1 (en) 2001-05-01
DE69931704D1 (de) 2006-07-20
ES2267211T3 (es) 2007-03-01
EP1626407A2 (de) 2006-02-15
EP0980070A3 (de) 2000-10-18

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