JPH0580050B2 - - Google Patents

Info

Publication number
JPH0580050B2
JPH0580050B2 JP1711385A JP1711385A JPH0580050B2 JP H0580050 B2 JPH0580050 B2 JP H0580050B2 JP 1711385 A JP1711385 A JP 1711385A JP 1711385 A JP1711385 A JP 1711385A JP H0580050 B2 JPH0580050 B2 JP H0580050B2
Authority
JP
Japan
Prior art keywords
recording
optical memory
memory disk
grooved
optical
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
JP1711385A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61177654A (ja
Inventor
Tsutomu Matsui
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 Home Electronics Ltd
NEC Corp
Original Assignee
NEC Home Electronics Ltd
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 NEC Home Electronics Ltd, Nippon Electric Co Ltd filed Critical NEC Home Electronics Ltd
Priority to JP1711385A priority Critical patent/JPS61177654A/ja
Publication of JPS61177654A publication Critical patent/JPS61177654A/ja
Publication of JPH0580050B2 publication Critical patent/JPH0580050B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP1711385A 1985-01-31 1985-01-31 光メモリデイスク Granted JPS61177654A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1711385A JPS61177654A (ja) 1985-01-31 1985-01-31 光メモリデイスク

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1711385A JPS61177654A (ja) 1985-01-31 1985-01-31 光メモリデイスク

Publications (2)

Publication Number Publication Date
JPS61177654A JPS61177654A (ja) 1986-08-09
JPH0580050B2 true JPH0580050B2 (OSRAM) 1993-11-05

Family

ID=11934977

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1711385A Granted JPS61177654A (ja) 1985-01-31 1985-01-31 光メモリデイスク

Country Status (1)

Country Link
JP (1) JPS61177654A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6247841A (ja) * 1985-08-26 1987-03-02 Matsushita Electric Ind Co Ltd 光学式情報記憶担体

Also Published As

Publication number Publication date
JPS61177654A (ja) 1986-08-09

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