JPH0450657B2 - - Google Patents

Info

Publication number
JPH0450657B2
JPH0450657B2 JP59213117A JP21311784A JPH0450657B2 JP H0450657 B2 JPH0450657 B2 JP H0450657B2 JP 59213117 A JP59213117 A JP 59213117A JP 21311784 A JP21311784 A JP 21311784A JP H0450657 B2 JPH0450657 B2 JP H0450657B2
Authority
JP
Japan
Prior art keywords
track jump
tracking
objective lens
track
jump pulse
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 - Lifetime
Application number
JP59213117A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6192438A (ja
Inventor
Masuo Hanawaka
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa 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 Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Priority to JP21311784A priority Critical patent/JPS6192438A/ja
Publication of JPS6192438A publication Critical patent/JPS6192438A/ja
Publication of JPH0450657B2 publication Critical patent/JPH0450657B2/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)
JP21311784A 1984-10-11 1984-10-11 自動トラッキング装置 Granted JPS6192438A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21311784A JPS6192438A (ja) 1984-10-11 1984-10-11 自動トラッキング装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21311784A JPS6192438A (ja) 1984-10-11 1984-10-11 自動トラッキング装置

Publications (2)

Publication Number Publication Date
JPS6192438A JPS6192438A (ja) 1986-05-10
JPH0450657B2 true JPH0450657B2 (nl) 1992-08-14

Family

ID=16633861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21311784A Granted JPS6192438A (ja) 1984-10-11 1984-10-11 自動トラッキング装置

Country Status (1)

Country Link
JP (1) JPS6192438A (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2667032A2 (en) 2012-05-22 2013-11-27 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Screw compressor unit

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR910003458B1 (ko) * 1986-12-02 1991-05-31 미쓰비시뎅끼 가부시끼가이샤 광디스크의 구동장치
JPH0668892B2 (ja) * 1987-08-11 1994-08-31 シャープ株式会社 ディスク再生装置におけるトラックアクセス装置
KR0167891B1 (ko) * 1992-04-06 1999-03-20 강진구 디스크 시스템의 조기 브레이크 구동방법

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58150172A (ja) * 1982-03-03 1983-09-06 Mitsubishi Electric Corp 円盤状記録媒体の読取装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58150172A (ja) * 1982-03-03 1983-09-06 Mitsubishi Electric Corp 円盤状記録媒体の読取装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2667032A2 (en) 2012-05-22 2013-11-27 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Screw compressor unit

Also Published As

Publication number Publication date
JPS6192438A (ja) 1986-05-10

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