KR910015981A - 정보기록 재생장치의 광학부 구동장치 - Google Patents

정보기록 재생장치의 광학부 구동장치 Download PDF

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Publication number
KR910015981A
KR910015981A KR1019910002255A KR910002255A KR910015981A KR 910015981 A KR910015981 A KR 910015981A KR 1019910002255 A KR1019910002255 A KR 1019910002255A KR 910002255 A KR910002255 A KR 910002255A KR 910015981 A KR910015981 A KR 910015981A
Authority
KR
South Korea
Prior art keywords
information recording
optical unit
unit driving
optical
driving device
Prior art date
Application number
KR1019910002255A
Other languages
English (en)
Other versions
KR950010329B1 (ko
Inventor
쇼오지 고또
이찌로 가와무라
히로시 야마모또
Original Assignee
다니이 아끼오
마쯔시다덴기신교 가부시기가이샤
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 다니이 아끼오, 마쯔시다덴기신교 가부시기가이샤 filed Critical 다니이 아끼오
Publication of KR910015981A publication Critical patent/KR910015981A/ko
Application granted granted Critical
Publication of KR950010329B1 publication Critical patent/KR950010329B1/ko

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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
    • 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
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08582—Sled-type positioners

Landscapes

  • Optical Recording Or Reproduction (AREA)

Abstract

내용 없음

Description

정보기록 재생장치의 광학부 구동장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 정보기록 재생장치의 광학부 구동장치의 제1의 실시예의 요부 분해사시도, 제2도는 그 B-B 단면도, 제3도는 제2의 실시예의 요부 분해사시도.

Claims (1)

  1. 기록매체의 소정방향으로 변이가능한 대물렌즈를 포함한 광학부와, 상기 광학부의 변위에 대한 고정부와, 상기 광학부를 상기 기록매체에 대한 소정방향으로 구동하는 코일 및 마그네트로 이루어진 잔자구동기구를 가지고, 상기 코일 및 마그네트의 한쪽을 상기 광학부쪽에 고정함과 동시에, 다른쪽을 상기 고정부쪽에 탄성지지수단을 개재해서 유지하는 것을 특징으로 하는 정보기록재생장치의 광학부 구동장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910002255A 1990-02-13 1991-02-11 정보기록재생장치의 광학부 구동장치 KR950010329B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2-32048 1990-02-13
JP2032048A JPH03237628A (ja) 1990-02-13 1990-02-13 情報記録再生装置の光学部駆動装置

Publications (2)

Publication Number Publication Date
KR910015981A true KR910015981A (ko) 1991-09-30
KR950010329B1 KR950010329B1 (ko) 1995-09-14

Family

ID=12347985

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910002255A KR950010329B1 (ko) 1990-02-13 1991-02-11 정보기록재생장치의 광학부 구동장치

Country Status (6)

Country Link
US (1) US5200940A (ko)
EP (1) EP0442443B1 (ko)
JP (1) JPH03237628A (ko)
KR (1) KR950010329B1 (ko)
CA (1) CA2036167C (ko)
DE (1) DE69112858T2 (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2741092B2 (ja) * 1990-05-29 1998-04-15 アルプス電気株式会社 光ディスクプレーヤの振動防止装置
EP0473425B1 (en) * 1990-08-29 1997-07-02 Kabushiki Kaisha Toshiba Optical disc apparatus for optically processing information
JPH0644590A (ja) * 1992-07-28 1994-02-18 Asahi Optical Co Ltd 光学式情報記録再生装置の対物レンズ電磁駆動装置
WO1996036968A1 (en) * 1995-05-19 1996-11-21 Rubber-Tech, Inc. Disk drive assembly with vibration dampening characteristics
JP3922896B2 (ja) * 2001-07-04 2007-05-30 シャープ株式会社 光半導体部品のパッケージ
JP4278364B2 (ja) * 2002-11-08 2009-06-10 パイオニア株式会社 ピックアップ装置用アクチュエータ
JP2007066402A (ja) * 2005-08-30 2007-03-15 Sony Corp 対物レンズ駆動装置、光ピックアップ及び光ディスク装置
US8299744B2 (en) * 2009-02-09 2012-10-30 Analog Devices, Inc. Control techniques for motor driven systems
US20100201302A1 (en) * 2009-02-09 2010-08-12 Analog Devices, Inc. Control techniques for motor driven systems
US8766565B2 (en) 2009-02-09 2014-07-01 Analog Devices, Inc. Control techniques for motor driven systems
US8228017B2 (en) * 2009-02-09 2012-07-24 Analog Devices, Inc. Control techniques for motor driven systems
US9121753B2 (en) 2013-02-06 2015-09-01 Analog Devices Global Control techniques for motor driven systems utilizing back-EMF measurement techniques

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2060927B (en) * 1979-07-24 1984-02-01 Universal Pioneer Corp Signal reading device for optical discs
JPS59124043A (ja) * 1982-12-28 1984-07-18 Olympus Optical Co Ltd 情報トラツクの読取り装置
JPS6012825U (ja) * 1983-06-30 1985-01-28 パイオニア株式会社 電気機械変換器の支持機構
NL8403052A (nl) * 1984-10-08 1986-05-01 Philips Nv Optische inrichting.
JPH01128238A (ja) * 1987-11-13 1989-05-19 Toshiba Corp 光学手段支持装置
US5046821A (en) * 1988-11-02 1991-09-10 Nec Corporation Optics support for an optical disk drive
US5070489A (en) * 1989-08-01 1991-12-03 Eastman Kodak Company Driving circuit for double solenoid focus actuator

Also Published As

Publication number Publication date
EP0442443B1 (en) 1995-09-13
DE69112858T2 (de) 1996-03-21
KR950010329B1 (ko) 1995-09-14
DE69112858D1 (de) 1995-10-19
US5200940A (en) 1993-04-06
JPH03237628A (ja) 1991-10-23
EP0442443A1 (en) 1991-08-21
CA2036167A1 (en) 1991-08-14
CA2036167C (en) 1996-01-09

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