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DE602005004331D1 - Optisches Abtastgerät - Google Patents

Optisches Abtastgerät

Info

Publication number
DE602005004331D1
DE602005004331D1 DE602005004331T DE602005004331T DE602005004331D1 DE 602005004331 D1 DE602005004331 D1 DE 602005004331D1 DE 602005004331 T DE602005004331 T DE 602005004331T DE 602005004331 T DE602005004331 T DE 602005004331T DE 602005004331 D1 DE602005004331 D1 DE 602005004331D1
Authority
DE
Germany
Prior art keywords
scanning device
optical scanning
optical
scanning
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.)
Active
Application number
DE602005004331T
Other languages
English (en)
Other versions
DE602005004331T2 (de
Inventor
Tae-Youn Heor
Tae-Yun Kim
Jung-Woo Hong
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 DE602005004331D1 publication Critical patent/DE602005004331D1/de
Application granted granted Critical
Publication of DE602005004331T2 publication Critical patent/DE602005004331T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13Optical detectors therefor
    • G11B7/133Shape of individual detector elements
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1381Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13Optical detectors therefor
    • G11B7/131Arrangement of detectors in a multiple array
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1365Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369Active plates, e.g. liquid crystal panels or electrostrictive elements
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B2007/0003Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0901Disposition 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 for track following only
    • G11B7/0903Multi-beam tracking systems

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Head (AREA)
DE602005004331T 2004-06-11 2005-06-08 Optisches Abtastgerät Active DE602005004331T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2004043125 2004-06-11
KR1020040043125A KR100541954B1 (ko) 2004-06-11 2004-06-11 광픽업장치

Publications (2)

Publication Number Publication Date
DE602005004331D1 true DE602005004331D1 (de) 2008-03-06
DE602005004331T2 DE602005004331T2 (de) 2008-09-11

Family

ID=34941604

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005004331T Active DE602005004331T2 (de) 2004-06-11 2005-06-08 Optisches Abtastgerät

Country Status (5)

Country Link
US (1) US7450487B2 (de)
EP (1) EP1605449B1 (de)
KR (1) KR100541954B1 (de)
CN (1) CN100346410C (de)
DE (1) DE602005004331T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4609301B2 (ja) 2005-12-14 2011-01-12 船井電機株式会社 光ピックアップ装置
JP2007213650A (ja) 2006-02-07 2007-08-23 Funai Electric Co Ltd 光ピックアップ装置
WO2007117082A2 (en) * 2006-04-11 2007-10-18 Lg Electronics Inc. Recording and reproducing apparatus, recording and reproducing method, and method of determining type of recording medium
EP2150954A4 (de) * 2007-05-04 2011-01-12 Lg Electronics Inc Optischer lesekopf, aufzeichnungs-/wiedergabevorrichtung und aufzeichnungs-/wiedergabeverfahren
JP4891840B2 (ja) * 2007-06-08 2012-03-07 浜松ホトニクス株式会社 分光モジュール
KR101275322B1 (ko) * 2012-02-01 2013-06-17 도시바삼성스토리지테크놀러지코리아 주식회사 광픽업 및 이를 적용한 광정보저장매체 시스템
CN103206969A (zh) * 2013-03-27 2013-07-17 启东文鑫电子有限公司 一种光电探测器
JP2016057541A (ja) * 2014-09-11 2016-04-21 パナソニックIpマネジメント株式会社 液晶レンズ、照明装置及び照明システム
CN107329389A (zh) * 2017-07-06 2017-11-07 河北工程大学 一种层叠衍射成像装置
DE102023102735A1 (de) 2023-02-03 2024-08-08 Abberior Instruments Gmbh Detektionsvorrichtung und verfahren zur detektion von licht in einem wellenlängenbereich und lichtmikroskop mit einer detektionsvorrichtung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2002A (en) * 1841-03-12 Tor and planter for plowing
US2003A (en) * 1841-03-12 Improvement in horizontal windivhlls
JPS5133800B2 (de) * 1973-02-02 1976-09-21
JPS5856175A (ja) * 1981-09-30 1983-04-02 Fujitsu Ltd 図形整合方式
JP2666907B2 (ja) * 1986-03-05 1997-10-22 オリンパス光学工業株式会社 液晶レンズ
JP3241781B2 (ja) * 1991-08-22 2001-12-25 松下電器産業株式会社 光ヘッド装置および光情報記録装置、光情報再生装置
JPH05100201A (ja) * 1991-10-09 1993-04-23 Seiko Epson Corp 可変焦点レンズ
JP2725632B2 (ja) * 1995-05-24 1998-03-11 日本電気株式会社 光ヘッド装置
JPH09282684A (ja) * 1996-04-16 1997-10-31 Sony Corp 光学ピックアップ装置
TW476951B (en) * 1999-10-01 2002-02-21 Alps Electric Co Ltd Optic component and composite optic unit containing the same and optic pick-up device containing said unit
US20020036958A1 (en) * 2000-07-24 2002-03-28 Hidenori Wada Optical element, optical head, optical recording/reproducing apparatus and optical recording/reproducing method
JP2003085844A (ja) * 2001-09-10 2003-03-20 Olympus Optical Co Ltd 光磁気ヘッド
KR100438701B1 (ko) 2001-09-17 2004-07-05 삼성전자주식회사 호환형 광픽업 및 그 광축을 맞추기 위한 조정방법
JP2003161810A (ja) * 2001-11-28 2003-06-06 Citizen Electronics Co Ltd 密着イメージセンサー用紫外線硬化型液晶マイクロレンズ
EP1965380B1 (de) 2002-02-27 2009-12-30 Ricoh Company, Ltd. Optischer Lesekopf und optische Informationsverarbeitungsvorrichtung
JP2004111012A (ja) 2002-07-22 2004-04-08 Ricoh Co Ltd 光ピックアップ及びこれを用いる光情報処理装置

Also Published As

Publication number Publication date
KR100541954B1 (ko) 2006-01-12
CN1722255A (zh) 2006-01-18
EP1605449B1 (de) 2008-01-16
KR20050117867A (ko) 2005-12-15
EP1605449A2 (de) 2005-12-14
EP1605449A3 (de) 2006-05-31
CN100346410C (zh) 2007-10-31
US20050276203A1 (en) 2005-12-15
US7450487B2 (en) 2008-11-11
DE602005004331T2 (de) 2008-09-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition