ATE528756T1 - Optisches aufzeichnungsmedium - Google Patents

Optisches aufzeichnungsmedium

Info

Publication number
ATE528756T1
ATE528756T1 AT10165980T AT10165980T ATE528756T1 AT E528756 T1 ATE528756 T1 AT E528756T1 AT 10165980 T AT10165980 T AT 10165980T AT 10165980 T AT10165980 T AT 10165980T AT E528756 T1 ATE528756 T1 AT E528756T1
Authority
AT
Austria
Prior art keywords
pits
row
information area
substrate
information
Prior art date
Application number
AT10165980T
Other languages
English (en)
Inventor
Yuko Kawaguchi
Shinya Abe
Morio Tomiyama
Eiji Ohno
Original Assignee
Panasonic 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
Application filed by Panasonic Corp filed Critical Panasonic Corp
Application granted granted Critical
Publication of ATE528756T1 publication Critical patent/ATE528756T1/de

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
    • G11B7/252—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
    • 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
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
    • 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
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/268—Post-production operations, e.g. initialising phase-change recording layers, checking for defects
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/0026—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored as a barcode
    • G11B20/00268—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored as a barcode said barcode being recorded in a burst cutting area [BCA]
    • 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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
AT10165980T 2003-04-14 2004-03-16 Optisches aufzeichnungsmedium ATE528756T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003108549A JP4170132B2 (ja) 2003-04-14 2003-04-14 光記録媒体

Publications (1)

Publication Number Publication Date
ATE528756T1 true ATE528756T1 (de) 2011-10-15

Family

ID=33156936

Family Applications (4)

Application Number Title Priority Date Filing Date
AT09170807T ATE515024T1 (de) 2003-04-14 2004-03-16 Herstellungsverfahren für optisches aufzeichnungsmedium
AT04720984T ATE454699T1 (de) 2003-04-14 2004-03-16 Optisches aufzeichnungsmedium und wiedergabeverfahren für ein optisches aufzeichnungsmedium
AT10165980T ATE528756T1 (de) 2003-04-14 2004-03-16 Optisches aufzeichnungsmedium
AT10165983T ATE525723T1 (de) 2003-04-14 2004-03-16 Optisches aufzeichnungsmedium

Family Applications Before (2)

Application Number Title Priority Date Filing Date
AT09170807T ATE515024T1 (de) 2003-04-14 2004-03-16 Herstellungsverfahren für optisches aufzeichnungsmedium
AT04720984T ATE454699T1 (de) 2003-04-14 2004-03-16 Optisches aufzeichnungsmedium und wiedergabeverfahren für ein optisches aufzeichnungsmedium

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT10165983T ATE525723T1 (de) 2003-04-14 2004-03-16 Optisches aufzeichnungsmedium

Country Status (15)

Country Link
US (4) US7808881B2 (de)
EP (4) EP2244257B1 (de)
JP (1) JP4170132B2 (de)
KR (1) KR100674302B1 (de)
CN (1) CN1698099A (de)
AT (4) ATE515024T1 (de)
AU (1) AU2004214550B2 (de)
BR (1) BRPI0403931A (de)
CA (1) CA2477869A1 (de)
DE (1) DE602004024946D1 (de)
ES (4) ES2369878T3 (de)
MX (1) MXPA04011159A (de)
PL (4) PL2242050T3 (de)
RU (1) RU2279723C2 (de)
WO (1) WO2004093066A1 (de)

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Also Published As

Publication number Publication date
AU2004214550A1 (en) 2004-10-28
WO2004093066A1 (ja) 2004-10-28
EP2242050A2 (de) 2010-10-20
EP1524652A4 (de) 2009-01-14
ES2370701T3 (es) 2011-12-21
US7821909B2 (en) 2010-10-26
US20080298221A1 (en) 2008-12-04
EP2242050B1 (de) 2011-10-12
ES2369878T3 (es) 2011-12-07
KR20050071367A (ko) 2005-07-07
EP1524652B1 (de) 2010-01-06
CN1698099A (zh) 2005-11-16
EP2146347A1 (de) 2010-01-20
ATE515024T1 (de) 2011-07-15
DE602004024946D1 (de) 2010-02-25
ATE454699T1 (de) 2010-01-15
CA2477869A1 (en) 2004-10-14
PL2146347T3 (pl) 2011-11-30
US20050201260A1 (en) 2005-09-15
US8116193B2 (en) 2012-02-14
PL2242050T3 (pl) 2012-03-30
ATE525723T1 (de) 2011-10-15
PL1524652T3 (pl) 2010-06-30
EP2244257A2 (de) 2010-10-27
RU2004133023A (ru) 2006-02-27
RU2279723C2 (ru) 2006-07-10
ES2366428T3 (es) 2011-10-20
MXPA04011159A (es) 2005-01-25
JP2004318938A (ja) 2004-11-11
BRPI0403931A (pt) 2005-01-04
EP2244257B1 (de) 2011-09-21
EP2244257A3 (de) 2010-12-22
EP2242050A3 (de) 2010-12-22
EP1524652A1 (de) 2005-04-20
US20090073848A1 (en) 2009-03-19
ES2339019T3 (es) 2010-05-14
US7948860B2 (en) 2011-05-24
EP2146347B1 (de) 2011-06-29
US7808881B2 (en) 2010-10-05
JP4170132B2 (ja) 2008-10-22
PL2244257T3 (pl) 2012-02-29
AU2004214550B2 (en) 2005-03-17
KR100674302B1 (ko) 2007-01-24
US20100322056A1 (en) 2010-12-23

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