JPS6166267A - トラツクアクセス装置 - Google Patents

トラツクアクセス装置

Info

Publication number
JPS6166267A
JPS6166267A JP18698784A JP18698784A JPS6166267A JP S6166267 A JPS6166267 A JP S6166267A JP 18698784 A JP18698784 A JP 18698784A JP 18698784 A JP18698784 A JP 18698784A JP S6166267 A JPS6166267 A JP S6166267A
Authority
JP
Japan
Prior art keywords
recording
signal
reproducing means
speed
disk
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
JP18698784A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0435830B2 (de
Inventor
Hiroyuki Hirano
弘行 平野
Hitoshi Ueda
上田　整
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP18698784A priority Critical patent/JPS6166267A/ja
Publication of JPS6166267A publication Critical patent/JPS6166267A/ja
Publication of JPH0435830B2 publication Critical patent/JPH0435830B2/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
    • G11B7/08529—Methods and circuits to control the velocity of the head as it traverses the tracks
    • 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
    • G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Control Of Position Or Direction (AREA)
JP18698784A 1984-09-06 1984-09-06 トラツクアクセス装置 Granted JPS6166267A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18698784A JPS6166267A (ja) 1984-09-06 1984-09-06 トラツクアクセス装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18698784A JPS6166267A (ja) 1984-09-06 1984-09-06 トラツクアクセス装置

Publications (2)

Publication Number Publication Date
JPS6166267A true JPS6166267A (ja) 1986-04-05
JPH0435830B2 JPH0435830B2 (de) 1992-06-12

Family

ID=16198214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18698784A Granted JPS6166267A (ja) 1984-09-06 1984-09-06 トラツクアクセス装置

Country Status (1)

Country Link
JP (1) JPS6166267A (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6467774A (en) * 1987-09-08 1989-03-14 Pioneer Electronic Corp Oscillation prevention method for pickup tracking unit
JPH03154234A (ja) * 1989-11-10 1991-07-02 Matsushita Electric Ind Co Ltd 焦点制御の引き込み装置
JPH03266006A (ja) * 1990-03-16 1991-11-27 Hitachi Constr Mach Co Ltd 位置決めテーブルの駆動制御方法
US7815194B2 (en) 2004-12-07 2010-10-19 Nippon Pillar Packing Co., Ltd. Mechanical seal and mechanical seal device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166567A (ja) * 1982-03-26 1983-10-01 Matsushita Electric Ind Co Ltd 情報トラックの検索装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166567A (ja) * 1982-03-26 1983-10-01 Matsushita Electric Ind Co Ltd 情報トラックの検索装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6467774A (en) * 1987-09-08 1989-03-14 Pioneer Electronic Corp Oscillation prevention method for pickup tracking unit
JPH03154234A (ja) * 1989-11-10 1991-07-02 Matsushita Electric Ind Co Ltd 焦点制御の引き込み装置
JPH03266006A (ja) * 1990-03-16 1991-11-27 Hitachi Constr Mach Co Ltd 位置決めテーブルの駆動制御方法
US7815194B2 (en) 2004-12-07 2010-10-19 Nippon Pillar Packing Co., Ltd. Mechanical seal and mechanical seal device

Also Published As

Publication number Publication date
JPH0435830B2 (de) 1992-06-12

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Legal Events

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LAPS Cancellation because of no payment of annual fees