JPS51151505A - Apparatus for recording and reproducing - Google Patents

Apparatus for recording and reproducing

Info

Publication number
JPS51151505A
JPS51151505A JP50075924A JP7592475A JPS51151505A JP S51151505 A JPS51151505 A JP S51151505A JP 50075924 A JP50075924 A JP 50075924A JP 7592475 A JP7592475 A JP 7592475A JP S51151505 A JPS51151505 A JP S51151505A
Authority
JP
Japan
Prior art keywords
recording
reproducing
medium
error
mounting
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
JP50075924A
Other languages
Japanese (ja)
Other versions
JPS5817974B2 (en
Inventor
Masahiro Deguchi
Tomio Yoshida
Koji Matsushima
Akifumi Nakada
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 JP50075924A priority Critical patent/JPS5817974B2/en
Publication of JPS51151505A publication Critical patent/JPS51151505A/en
Publication of JPS5817974B2 publication Critical patent/JPS5817974B2/en
Expired 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
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0953—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for eccentricity of the disc or disc tracks

Landscapes

  • Optical Recording Or Reproduction (AREA)

Abstract

PURPOSE:To decrease automatically difference of relative relation of position between a recording medium and a scanning medium for signal recording and/or reproducing due to an error of mounting to the apparatus.
JP50075924A 1975-06-20 1975-06-20 Kirokusai Seisouchi Expired JPS5817974B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50075924A JPS5817974B2 (en) 1975-06-20 1975-06-20 Kirokusai Seisouchi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50075924A JPS5817974B2 (en) 1975-06-20 1975-06-20 Kirokusai Seisouchi

Publications (2)

Publication Number Publication Date
JPS51151505A true JPS51151505A (en) 1976-12-27
JPS5817974B2 JPS5817974B2 (en) 1983-04-11

Family

ID=13590322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50075924A Expired JPS5817974B2 (en) 1975-06-20 1975-06-20 Kirokusai Seisouchi

Country Status (1)

Country Link
JP (1) JPS5817974B2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4998602A (en) * 1973-01-24 1974-09-18
JPS49113601A (en) * 1973-02-09 1974-10-30

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4998602A (en) * 1973-01-24 1974-09-18
JPS49113601A (en) * 1973-02-09 1974-10-30

Also Published As

Publication number Publication date
JPS5817974B2 (en) 1983-04-11

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