JPH0263259B2 - - Google Patents

Info

Publication number
JPH0263259B2
JPH0263259B2 JP55178268A JP17826880A JPH0263259B2 JP H0263259 B2 JPH0263259 B2 JP H0263259B2 JP 55178268 A JP55178268 A JP 55178268A JP 17826880 A JP17826880 A JP 17826880A JP H0263259 B2 JPH0263259 B2 JP H0263259B2
Authority
JP
Japan
Prior art keywords
recording
light
polarization
light source
information carrier
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
JP55178268A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57103132A (en
Inventor
Seiji Nishino
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP55178268A priority Critical patent/JPS57103132A/ja
Publication of JPS57103132A publication Critical patent/JPS57103132A/ja
Publication of JPH0263259B2 publication Critical patent/JPH0263259B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
JP55178268A 1980-12-16 1980-12-16 Recording information carrier and its recorder and reproducer Granted JPS57103132A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55178268A JPS57103132A (en) 1980-12-16 1980-12-16 Recording information carrier and its recorder and reproducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55178268A JPS57103132A (en) 1980-12-16 1980-12-16 Recording information carrier and its recorder and reproducer

Publications (2)

Publication Number Publication Date
JPS57103132A JPS57103132A (en) 1982-06-26
JPH0263259B2 true JPH0263259B2 (enrdf_load_stackoverflow) 1990-12-27

Family

ID=16045507

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55178268A Granted JPS57103132A (en) 1980-12-16 1980-12-16 Recording information carrier and its recorder and reproducer

Country Status (1)

Country Link
JP (1) JPS57103132A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6018825A (ja) * 1983-07-12 1985-01-30 Canon Inc 光記録再生方法
JPH0676387A (ja) * 1992-08-31 1994-03-18 Pioneer Electron Corp 光ディスクおよび光ディスク再生装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7401858A (nl) * 1974-02-12 1975-08-14 Philips Nv Registratiedrager waarop informatie is aange- t in een optisch uitleesbare struktuur.
US4094013A (en) * 1975-05-22 1978-06-06 U.S. Philips Corporation Optical storage disk system with disk track guide sectors

Also Published As

Publication number Publication date
JPS57103132A (en) 1982-06-26

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