FR2813696B1 - Support securise de donnees a lecture optique - Google Patents

Support securise de donnees a lecture optique

Info

Publication number
FR2813696B1
FR2813696B1 FR0011230A FR0011230A FR2813696B1 FR 2813696 B1 FR2813696 B1 FR 2813696B1 FR 0011230 A FR0011230 A FR 0011230A FR 0011230 A FR0011230 A FR 0011230A FR 2813696 B1 FR2813696 B1 FR 2813696B1
Authority
FR
France
Prior art keywords
read data
optical read
data holder
secure optical
secure
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 - Fee Related
Application number
FR0011230A
Other languages
English (en)
Other versions
FR2813696A1 (fr
Inventor
Jean Claude Dubois
Maurice Milgram
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.)
DIXET
Original Assignee
DIXET
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 DIXET filed Critical DIXET
Priority to FR0011230A priority Critical patent/FR2813696B1/fr
Priority to FR0106004A priority patent/FR2813697A1/fr
Priority to US09/945,559 priority patent/US20020142248A1/en
Priority to AU2001287792A priority patent/AU2001287792A1/en
Priority to PCT/FR2001/002711 priority patent/WO2002021523A1/fr
Publication of FR2813696A1 publication Critical patent/FR2813696A1/fr
Application granted granted Critical
Publication of FR2813696B1 publication Critical patent/FR2813696B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/245—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing a polymeric component
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
FR0011230A 2000-09-04 2000-09-04 Support securise de donnees a lecture optique Expired - Fee Related FR2813696B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0011230A FR2813696B1 (fr) 2000-09-04 2000-09-04 Support securise de donnees a lecture optique
FR0106004A FR2813697A1 (fr) 2000-09-04 2001-05-04 Support securise de donnees a lecture optique
US09/945,559 US20020142248A1 (en) 2000-09-04 2001-08-30 Secure, optically-readable data medium
AU2001287792A AU2001287792A1 (en) 2000-09-04 2001-08-31 Secure optical read data medium
PCT/FR2001/002711 WO2002021523A1 (fr) 2000-09-04 2001-08-31 Support securise de donnees a lecture optique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0011230A FR2813696B1 (fr) 2000-09-04 2000-09-04 Support securise de donnees a lecture optique

Publications (2)

Publication Number Publication Date
FR2813696A1 FR2813696A1 (fr) 2002-03-08
FR2813696B1 true FR2813696B1 (fr) 2003-01-10

Family

ID=8853933

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0011230A Expired - Fee Related FR2813696B1 (fr) 2000-09-04 2000-09-04 Support securise de donnees a lecture optique

Country Status (1)

Country Link
FR (1) FR2813696B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03261947A (ja) * 1990-03-13 1991-11-21 Kanebo Ltd 波長多重記録方法
JPH04128834A (ja) * 1990-09-20 1992-04-30 Toppan Printing Co Ltd 光記録媒体
DE69126407T2 (de) * 1990-11-27 1998-01-15 Masahiro Irie Optisches Aufzeichnungsmedium
JP3258423B2 (ja) * 1992-04-16 2002-02-18 三洋電機株式会社 光学記録材料及びそれを用いた光記録媒体ならびにその記録再生方法
JP2676698B2 (ja) * 1992-12-02 1997-11-17 鐘紡株式会社 ジアリールエテン系化合物及びこのジアリールエテン系化合物を用いた光記録媒体の光記録・再生法
JP2711212B2 (ja) * 1992-12-04 1998-02-10 鐘紡株式会社 共役二重結合鎖を有するジアリールエテン系化合物及びこのジアリールエテン系化合物を用いた光記録媒体の光記録・再生法
FR2768842B1 (fr) * 1997-09-19 2000-01-07 Maurice Milgram Protection anti-copie d'un disque optique numerique par adjonction d'une zone ayant des proprietes optiques modifiables lors de la lecture

Also Published As

Publication number Publication date
FR2813696A1 (fr) 2002-03-08

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Legal Events

Date Code Title Description
ST Notification of lapse