JPH0420793B2 - - Google Patents

Info

Publication number
JPH0420793B2
JPH0420793B2 JP57115214A JP11521482A JPH0420793B2 JP H0420793 B2 JPH0420793 B2 JP H0420793B2 JP 57115214 A JP57115214 A JP 57115214A JP 11521482 A JP11521482 A JP 11521482A JP H0420793 B2 JPH0420793 B2 JP H0420793B2
Authority
JP
Japan
Prior art keywords
layer
recording
film
laser beam
substrate
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 - Lifetime
Application number
JP57115214A
Other languages
English (en)
Japanese (ja)
Other versions
JPS595097A (ja
Inventor
Masaki Ito
Sotaro Edokoro
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP57115214A priority Critical patent/JPS595097A/ja
Publication of JPS595097A publication Critical patent/JPS595097A/ja
Publication of JPH0420793B2 publication Critical patent/JPH0420793B2/ja
Granted 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00452—Recording involving bubble or bump forming
    • 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
    • G11B7/243—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 inorganic materials only, e.g. ablative 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
    • G11B7/24—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
    • G11B7/243—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 inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
    • 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
    • G11B7/253—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 substrates
    • G11B7/2533—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 substrates comprising resins
    • 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
    • G11B7/2585—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 based on aluminium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Read Only Memory (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP57115214A 1982-07-02 1982-07-02 光記録方式 Granted JPS595097A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57115214A JPS595097A (ja) 1982-07-02 1982-07-02 光記録方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57115214A JPS595097A (ja) 1982-07-02 1982-07-02 光記録方式

Publications (2)

Publication Number Publication Date
JPS595097A JPS595097A (ja) 1984-01-11
JPH0420793B2 true JPH0420793B2 (enrdf_load_stackoverflow) 1992-04-06

Family

ID=14657184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57115214A Granted JPS595097A (ja) 1982-07-02 1982-07-02 光記録方式

Country Status (1)

Country Link
JP (1) JPS595097A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6174891A (ja) * 1984-09-21 1986-04-17 Tdk Corp 光記録方法
JPH0639189B2 (ja) * 1984-11-30 1994-05-25 ティーディーケイ株式会社 光カ−ド
JPH0720668B2 (ja) * 1987-04-15 1995-03-08 三菱樹脂株式会社 熱収縮チユ−ブおよびその製造方法
EP1355191B1 (en) 2002-04-15 2007-11-07 FUJIFILM Corporation Laser marking on photosensitive material and photosensitive material including the marking
ATE380358T1 (de) * 2002-10-28 2007-12-15 Fujifilm Corp Lasermarkierungsverfahren

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53107854A (en) * 1977-03-03 1978-09-20 Canon Inc Recording medium
JPS5455445A (en) * 1977-10-12 1979-05-02 Canon Inc Information recording element
US4300227A (en) * 1979-10-17 1981-11-10 Rca Corporation Replicable optical recording medium
US4285056A (en) * 1979-10-17 1981-08-18 Rca Corporation Replicable optical recording medium
FR2474222A1 (fr) * 1980-01-23 1981-07-24 Thomson Csf Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede
FR2475271A1 (fr) * 1980-02-01 1981-08-07 Thomson Csf Structure de memoire permanente, a inscription thermo-optique et lecture optique, et procede d'inscription dans une telle structure
FR2475270A1 (fr) * 1980-02-01 1981-08-07 Thomson Csf Structure de memoire reversible, a inscription thermo-optique et lecture optique, et procede d'inscription et d'effacement de cette structure

Also Published As

Publication number Publication date
JPS595097A (ja) 1984-01-11

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