JPS53122404A - Position detecting system - Google Patents

Position detecting system

Info

Publication number
JPS53122404A
JPS53122404A JP3739477A JP3739477A JPS53122404A JP S53122404 A JPS53122404 A JP S53122404A JP 3739477 A JP3739477 A JP 3739477A JP 3739477 A JP3739477 A JP 3739477A JP S53122404 A JPS53122404 A JP S53122404A
Authority
JP
Japan
Prior art keywords
position detecting
detecting system
tracks
detecting
controlling
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
JP3739477A
Other languages
Japanese (ja)
Other versions
JPS6028070B2 (en
Inventor
Yutaka Kaneba
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP52037394A priority Critical patent/JPS6028070B2/en
Publication of JPS53122404A publication Critical patent/JPS53122404A/en
Publication of JPS6028070B2 publication Critical patent/JPS6028070B2/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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

PURPOSE:To perform tracking through controlling of polarizing mirror and simplify constitution by scanning tracks with one beam spot and detecting the horizontal synchronizing signals of adjoining tracks in a video disc.
JP52037394A 1977-03-31 1977-03-31 position detection device Expired JPS6028070B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52037394A JPS6028070B2 (en) 1977-03-31 1977-03-31 position detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52037394A JPS6028070B2 (en) 1977-03-31 1977-03-31 position detection device

Publications (2)

Publication Number Publication Date
JPS53122404A true JPS53122404A (en) 1978-10-25
JPS6028070B2 JPS6028070B2 (en) 1985-07-02

Family

ID=12496304

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52037394A Expired JPS6028070B2 (en) 1977-03-31 1977-03-31 position detection device

Country Status (1)

Country Link
JP (1) JPS6028070B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH052832A (en) * 1991-08-26 1993-01-08 Hitachi Ltd Information recording medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH052832A (en) * 1991-08-26 1993-01-08 Hitachi Ltd Information recording medium

Also Published As

Publication number Publication date
JPS6028070B2 (en) 1985-07-02

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