JPH0449173B2 - - Google Patents

Info

Publication number
JPH0449173B2
JPH0449173B2 JP4902583A JP4902583A JPH0449173B2 JP H0449173 B2 JPH0449173 B2 JP H0449173B2 JP 4902583 A JP4902583 A JP 4902583A JP 4902583 A JP4902583 A JP 4902583A JP H0449173 B2 JPH0449173 B2 JP H0449173B2
Authority
JP
Japan
Prior art keywords
voltage
disk
mirror
light beam
head
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
JP4902583A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59175043A (ja
Inventor
Tadashi Motoyama
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP4902583A priority Critical patent/JPS59175043A/ja
Publication of JPS59175043A publication Critical patent/JPS59175043A/ja
Publication of JPH0449173B2 publication Critical patent/JPH0449173B2/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
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)
JP4902583A 1983-03-25 1983-03-25 光学式デイスク・プレ−ヤ−のヘツド送り制御装置 Granted JPS59175043A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4902583A JPS59175043A (ja) 1983-03-25 1983-03-25 光学式デイスク・プレ−ヤ−のヘツド送り制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4902583A JPS59175043A (ja) 1983-03-25 1983-03-25 光学式デイスク・プレ−ヤ−のヘツド送り制御装置

Publications (2)

Publication Number Publication Date
JPS59175043A JPS59175043A (ja) 1984-10-03
JPH0449173B2 true JPH0449173B2 (enrdf_load_stackoverflow) 1992-08-10

Family

ID=12819563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4902583A Granted JPS59175043A (ja) 1983-03-25 1983-03-25 光学式デイスク・プレ−ヤ−のヘツド送り制御装置

Country Status (1)

Country Link
JP (1) JPS59175043A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS59175043A (ja) 1984-10-03

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