JPH0477377B2 - - Google Patents

Info

Publication number
JPH0477377B2
JPH0477377B2 JP58085288A JP8528883A JPH0477377B2 JP H0477377 B2 JPH0477377 B2 JP H0477377B2 JP 58085288 A JP58085288 A JP 58085288A JP 8528883 A JP8528883 A JP 8528883A JP H0477377 B2 JPH0477377 B2 JP H0477377B2
Authority
JP
Japan
Prior art keywords
layer
recording
dielectric layer
recording layer
dielectric
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
JP58085288A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59210544A (ja
Inventor
Yutaka Yamanaka
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 JP58085288A priority Critical patent/JPS59210544A/ja
Publication of JPS59210544A publication Critical patent/JPS59210544A/ja
Publication of JPH0477377B2 publication Critical patent/JPH0477377B2/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
    • G11B7/24—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
    • G11B7/24085—Pits

Landscapes

  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP58085288A 1983-05-16 1983-05-16 光記録媒体 Granted JPS59210544A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58085288A JPS59210544A (ja) 1983-05-16 1983-05-16 光記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58085288A JPS59210544A (ja) 1983-05-16 1983-05-16 光記録媒体

Publications (2)

Publication Number Publication Date
JPS59210544A JPS59210544A (ja) 1984-11-29
JPH0477377B2 true JPH0477377B2 (enrdf_load_stackoverflow) 1992-12-08

Family

ID=13854376

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58085288A Granted JPS59210544A (ja) 1983-05-16 1983-05-16 光記録媒体

Country Status (1)

Country Link
JP (1) JPS59210544A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68908201T2 (de) * 1988-02-19 1994-03-03 Philips & Du Pont Optical Verfahren zur Befestigung von Informationen an einer optischen Scheibe, die ausschliesslich zum Lesen vorbereitet ist.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1078060A (en) * 1974-10-21 1980-05-20 James T. Russell Multi-layered optical data records and playback apparatus

Also Published As

Publication number Publication date
JPS59210544A (ja) 1984-11-29

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