JPH041928B2 - - Google Patents

Info

Publication number
JPH041928B2
JPH041928B2 JP8321083A JP8321083A JPH041928B2 JP H041928 B2 JPH041928 B2 JP H041928B2 JP 8321083 A JP8321083 A JP 8321083A JP 8321083 A JP8321083 A JP 8321083A JP H041928 B2 JPH041928 B2 JP H041928B2
Authority
JP
Japan
Prior art keywords
signal
data string
cross signal
track
interpolation
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
JP8321083A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59207440A (ja
Inventor
Ken Ooshima
Masaharu Sakamoto
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP8321083A priority Critical patent/JPS59207440A/ja
Publication of JPS59207440A publication Critical patent/JPS59207440A/ja
Publication of JPH041928B2 publication Critical patent/JPH041928B2/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 Head For Track Selection And Changing (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP8321083A 1983-05-12 1983-05-12 トラック検索装置 Granted JPS59207440A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8321083A JPS59207440A (ja) 1983-05-12 1983-05-12 トラック検索装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8321083A JPS59207440A (ja) 1983-05-12 1983-05-12 トラック検索装置

Publications (2)

Publication Number Publication Date
JPS59207440A JPS59207440A (ja) 1984-11-24
JPH041928B2 true JPH041928B2 (de) 1992-01-14

Family

ID=13795958

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8321083A Granted JPS59207440A (ja) 1983-05-12 1983-05-12 トラック検索装置

Country Status (1)

Country Link
JP (1) JPS59207440A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2562195B2 (ja) * 1989-01-10 1996-12-11 シャープ株式会社 光ディスクのトラックカウンタ

Also Published As

Publication number Publication date
JPS59207440A (ja) 1984-11-24

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