JPH01259352A - 波長多重光学記録媒体の読みだし検出方法 - Google Patents

波長多重光学記録媒体の読みだし検出方法

Info

Publication number
JPH01259352A
JPH01259352A JP63087261A JP8726188A JPH01259352A JP H01259352 A JPH01259352 A JP H01259352A JP 63087261 A JP63087261 A JP 63087261A JP 8726188 A JP8726188 A JP 8726188A JP H01259352 A JPH01259352 A JP H01259352A
Authority
JP
Japan
Prior art keywords
recording medium
absorption
recording layer
fluorescence
optical recording
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.)
Granted
Application number
JP63087261A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0444261B2 (enExample
Inventor
Taku Hashida
卓 橋田
Eiji Ando
安藤　栄司
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.)
National Institute of Advanced Industrial Science and Technology
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP63087261A priority Critical patent/JPH01259352A/ja
Publication of JPH01259352A publication Critical patent/JPH01259352A/ja
Publication of JPH0444261B2 publication Critical patent/JPH0444261B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
JP63087261A 1988-04-11 1988-04-11 波長多重光学記録媒体の読みだし検出方法 Granted JPH01259352A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63087261A JPH01259352A (ja) 1988-04-11 1988-04-11 波長多重光学記録媒体の読みだし検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63087261A JPH01259352A (ja) 1988-04-11 1988-04-11 波長多重光学記録媒体の読みだし検出方法

Publications (2)

Publication Number Publication Date
JPH01259352A true JPH01259352A (ja) 1989-10-17
JPH0444261B2 JPH0444261B2 (enExample) 1992-07-21

Family

ID=13909833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63087261A Granted JPH01259352A (ja) 1988-04-11 1988-04-11 波長多重光学記録媒体の読みだし検出方法

Country Status (1)

Country Link
JP (1) JPH01259352A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0246538A (ja) * 1988-08-05 1990-02-15 Sharp Corp 光メモリ素子

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0246538A (ja) * 1988-08-05 1990-02-15 Sharp Corp 光メモリ素子

Also Published As

Publication number Publication date
JPH0444261B2 (enExample) 1992-07-21

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term