JPH0328736B2 - - Google Patents

Info

Publication number
JPH0328736B2
JPH0328736B2 JP17583582A JP17583582A JPH0328736B2 JP H0328736 B2 JPH0328736 B2 JP H0328736B2 JP 17583582 A JP17583582 A JP 17583582A JP 17583582 A JP17583582 A JP 17583582A JP H0328736 B2 JPH0328736 B2 JP H0328736B2
Authority
JP
Japan
Prior art keywords
optical pickup
detecting
optical
positive
relative
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
JP17583582A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5965938A (ja
Inventor
Kenichi Takahashi
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 JP57175835A priority Critical patent/JPS5965938A/ja
Publication of JPS5965938A publication Critical patent/JPS5965938A/ja
Publication of JPH0328736B2 publication Critical patent/JPH0328736B2/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
    • G11B7/09—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

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP57175835A 1982-10-05 1982-10-05 トラッキングサーボ引き込み装置 Granted JPS5965938A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57175835A JPS5965938A (ja) 1982-10-05 1982-10-05 トラッキングサーボ引き込み装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57175835A JPS5965938A (ja) 1982-10-05 1982-10-05 トラッキングサーボ引き込み装置

Publications (2)

Publication Number Publication Date
JPS5965938A JPS5965938A (ja) 1984-04-14
JPH0328736B2 true JPH0328736B2 (cg-RX-API-DMAC7.html) 1991-04-22

Family

ID=16003045

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57175835A Granted JPS5965938A (ja) 1982-10-05 1982-10-05 トラッキングサーボ引き込み装置

Country Status (1)

Country Link
JP (1) JPS5965938A (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
JPS5965938A (ja) 1984-04-14

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