JPS6256582B2 - - Google Patents

Info

Publication number
JPS6256582B2
JPS6256582B2 JP56188629A JP18862981A JPS6256582B2 JP S6256582 B2 JPS6256582 B2 JP S6256582B2 JP 56188629 A JP56188629 A JP 56188629A JP 18862981 A JP18862981 A JP 18862981A JP S6256582 B2 JPS6256582 B2 JP S6256582B2
Authority
JP
Japan
Prior art keywords
light
plane
recording medium
incidence
incident
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
Application number
JP56188629A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5891545A (ja
Inventor
Ichiro Ueno
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP56188629A priority Critical patent/JPS5891545A/ja
Publication of JPS5891545A publication Critical patent/JPS5891545A/ja
Publication of JPS6256582B2 publication Critical patent/JPS6256582B2/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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
JP56188629A 1981-11-25 1981-11-25 光学的記録方法 Granted JPS5891545A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56188629A JPS5891545A (ja) 1981-11-25 1981-11-25 光学的記録方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56188629A JPS5891545A (ja) 1981-11-25 1981-11-25 光学的記録方法

Publications (2)

Publication Number Publication Date
JPS5891545A JPS5891545A (ja) 1983-05-31
JPS6256582B2 true JPS6256582B2 (enrdf_load_stackoverflow) 1987-11-26

Family

ID=16227034

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56188629A Granted JPS5891545A (ja) 1981-11-25 1981-11-25 光学的記録方法

Country Status (1)

Country Link
JP (1) JPS5891545A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50147341A (enrdf_load_stackoverflow) * 1974-05-15 1975-11-26

Also Published As

Publication number Publication date
JPS5891545A (ja) 1983-05-31

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