JPS58212660A - 高密度記録円盤再生装置 - Google Patents

高密度記録円盤再生装置

Info

Publication number
JPS58212660A
JPS58212660A JP9565682A JP9565682A JPS58212660A JP S58212660 A JPS58212660 A JP S58212660A JP 9565682 A JP9565682 A JP 9565682A JP 9565682 A JP9565682 A JP 9565682A JP S58212660 A JPS58212660 A JP S58212660A
Authority
JP
Japan
Prior art keywords
information
output
error
converter
pickup
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
JP9565682A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0517634B2 (enrdf_load_stackoverflow
Inventor
Tetsuya Itani
哲也 井谷
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 JP9565682A priority Critical patent/JPS58212660A/ja
Publication of JPS58212660A publication Critical patent/JPS58212660A/ja
Publication of JPH0517634B2 publication Critical patent/JPH0517634B2/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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
JP9565682A 1982-06-03 1982-06-03 高密度記録円盤再生装置 Granted JPS58212660A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9565682A JPS58212660A (ja) 1982-06-03 1982-06-03 高密度記録円盤再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9565682A JPS58212660A (ja) 1982-06-03 1982-06-03 高密度記録円盤再生装置

Publications (2)

Publication Number Publication Date
JPS58212660A true JPS58212660A (ja) 1983-12-10
JPH0517634B2 JPH0517634B2 (enrdf_load_stackoverflow) 1993-03-09

Family

ID=14143536

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9565682A Granted JPS58212660A (ja) 1982-06-03 1982-06-03 高密度記録円盤再生装置

Country Status (1)

Country Link
JP (1) JPS58212660A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956263A (ja) * 1982-09-27 1984-03-31 Toshiba Corp デイスク装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555443A (en) * 1978-10-17 1980-04-23 Philips Nv Optical reading unit
JPS5877071A (ja) * 1981-10-31 1983-05-10 Toshiba Corp デイスク装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555443A (en) * 1978-10-17 1980-04-23 Philips Nv Optical reading unit
JPS5877071A (ja) * 1981-10-31 1983-05-10 Toshiba Corp デイスク装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956263A (ja) * 1982-09-27 1984-03-31 Toshiba Corp デイスク装置

Also Published As

Publication number Publication date
JPH0517634B2 (enrdf_load_stackoverflow) 1993-03-09

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