DE60313714D1 - Optischer Abtaster mit einem Abschirmmagneten - Google Patents

Optischer Abtaster mit einem Abschirmmagneten

Info

Publication number
DE60313714D1
DE60313714D1 DE60313714T DE60313714T DE60313714D1 DE 60313714 D1 DE60313714 D1 DE 60313714D1 DE 60313714 T DE60313714 T DE 60313714T DE 60313714 T DE60313714 T DE 60313714T DE 60313714 D1 DE60313714 D1 DE 60313714D1
Authority
DE
Germany
Prior art keywords
optical scanner
screening magnet
screening
magnet
scanner
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
DE60313714T
Other languages
English (en)
Other versions
DE60313714T2 (de
Inventor
Myung-Sik Kwon
Jung-Gug Pae
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE60313714D1 publication Critical patent/DE60313714D1/de
Application granted granted Critical
Publication of DE60313714T2 publication Critical patent/DE60313714T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0933—Details of stationary parts
DE60313714T 2002-09-02 2003-06-26 Optischer Abtaster mit einem Abschirmmagneten Expired - Lifetime DE60313714T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2002-0052504A KR100472477B1 (ko) 2002-09-02 2002-09-02 광픽업 액추에이터와 이를 채용한 광픽업장치 및, 이를채용한 광디스크 드라이브 장치
KR2002052504 2002-09-02

Publications (2)

Publication Number Publication Date
DE60313714D1 true DE60313714D1 (de) 2007-06-21
DE60313714T2 DE60313714T2 (de) 2008-01-24

Family

ID=31713175

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60313714T Expired - Lifetime DE60313714T2 (de) 2002-09-02 2003-06-26 Optischer Abtaster mit einem Abschirmmagneten

Country Status (7)

Country Link
US (1) US7340756B2 (de)
EP (1) EP1396852B1 (de)
JP (1) JP2004095161A (de)
KR (1) KR100472477B1 (de)
CN (1) CN1248204C (de)
DE (1) DE60313714T2 (de)
TW (1) TWI254933B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100683329B1 (ko) * 2005-01-24 2007-02-15 엘지전자 주식회사 광 픽업 액츄에이터의 피칭 방지 장치 및 방법
JP2007073132A (ja) * 2005-09-07 2007-03-22 Sumida Corporation 対物レンズ駆動装置
JP2007188594A (ja) * 2006-01-13 2007-07-26 Konica Minolta Opto Inc レンズ駆動装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09330532A (ja) * 1996-06-11 1997-12-22 Sony Corp 光学ピックアップ装置
JPH10116428A (ja) 1996-10-11 1998-05-06 Matsushita Electric Ind Co Ltd 光ピックアップ装置
JPH10241198A (ja) * 1997-02-24 1998-09-11 Sony Corp 光学ピックアップ装置
JPH11213408A (ja) * 1998-01-21 1999-08-06 Matsushita Electric Ind Co Ltd アクチュエータ装置
JPH11273093A (ja) * 1998-03-24 1999-10-08 Konica Corp レンズアクチュエータ
JP2000076673A (ja) 1998-08-31 2000-03-14 Sony Corp 光学ヘッド駆動装置及び光磁気記録媒体の記録再生システム
JP2000251295A (ja) * 1999-02-26 2000-09-14 Akai Electric Co Ltd 対物レンズ駆動装置
JP2000293874A (ja) * 1999-04-05 2000-10-20 Akai Electric Co Ltd 対物レンズ駆動装置
JP2001014698A (ja) * 1999-06-30 2001-01-19 Mitsumi Electric Co Ltd 光ピックアップ
KR20010109837A (ko) * 2000-06-02 2001-12-12 구자홍 광 픽업 엑츄에이터
KR100412479B1 (ko) 2000-12-18 2003-12-31 삼성전자주식회사 광디스크 드라이브의 광픽업장치 및 광픽업 구동방법
KR100403586B1 (ko) * 2001-04-12 2003-10-30 삼성전자주식회사 광픽업 장치 및 그 조립방법
KR100403587B1 (ko) * 2001-04-20 2003-10-30 삼성전자주식회사 광픽업 액튜에이터
JP3821105B2 (ja) * 2003-02-28 2006-09-13 三菱電機株式会社 光学手段駆動装置

Also Published As

Publication number Publication date
EP1396852A2 (de) 2004-03-10
US7340756B2 (en) 2008-03-04
US20040107427A1 (en) 2004-06-03
TW200404280A (en) 2004-03-16
KR100472477B1 (ko) 2005-03-10
JP2004095161A (ja) 2004-03-25
EP1396852A3 (de) 2006-01-18
CN1480928A (zh) 2004-03-10
EP1396852B1 (de) 2007-05-09
TWI254933B (en) 2006-05-11
DE60313714T2 (de) 2008-01-24
CN1248204C (zh) 2006-03-29
KR20040021063A (ko) 2004-03-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition