CN1667721A - 光拾取器以及使用该光拾取器的光记录/重放设备 - Google Patents

光拾取器以及使用该光拾取器的光记录/重放设备 Download PDF

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Publication number
CN1667721A
CN1667721A CNA2005100601470A CN200510060147A CN1667721A CN 1667721 A CN1667721 A CN 1667721A CN A2005100601470 A CNA2005100601470 A CN A2005100601470A CN 200510060147 A CN200510060147 A CN 200510060147A CN 1667721 A CN1667721 A CN 1667721A
Authority
CN
China
Prior art keywords
light
optical
optical recording
optical pickup
light source
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.)
Pending
Application number
CNA2005100601470A
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English (en)
Chinese (zh)
Inventor
松本芳幸
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CN1667721A publication Critical patent/CN1667721A/zh
Pending legal-status Critical Current

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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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor
    • G11B7/131—Arrangement of detectors in a multiple array
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1395—Beam splitters or combiners
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24047—Substrates

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
CNA2005100601470A 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备 Pending CN1667721A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2204/1999 1999-01-07
JP11002204A JP2000207766A (ja) 1999-01-07 1999-01-07 光学ピックアップ装置およびこれを具備する光記録再生装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CNB001046934A Division CN1203474C (zh) 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNA2006100944916A Division CN101093685A (zh) 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备

Publications (1)

Publication Number Publication Date
CN1667721A true CN1667721A (zh) 2005-09-14

Family

ID=11522837

Family Applications (3)

Application Number Title Priority Date Filing Date
CNA2005100601470A Pending CN1667721A (zh) 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备
CNA2006100944916A Pending CN101093685A (zh) 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备
CNB001046934A Expired - Fee Related CN1203474C (zh) 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备

Family Applications After (2)

Application Number Title Priority Date Filing Date
CNA2006100944916A Pending CN101093685A (zh) 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备
CNB001046934A Expired - Fee Related CN1203474C (zh) 1999-01-07 2000-01-07 光拾取器以及使用该光拾取器的光记录/重放设备

Country Status (3)

Country Link
JP (1) JP2000207766A (enExample)
KR (1) KR20000053390A (enExample)
CN (3) CN1667721A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100437655B1 (ko) * 2001-08-16 2004-06-30 (주)해빛정보 단일 기판 집적 광 디스크 픽업 장치
JP4822037B2 (ja) * 2001-08-24 2011-11-24 コニカミノルタホールディングス株式会社 光ピックアップ装置の対物レンズ及び光ピックアップ装置
KR100438701B1 (ko) * 2001-09-17 2004-07-05 삼성전자주식회사 호환형 광픽업 및 그 광축을 맞추기 위한 조정방법
KR20030067165A (ko) * 2002-02-07 2003-08-14 삼성전기주식회사 광 픽업장치
KR100472443B1 (ko) * 2002-03-19 2005-02-21 삼성전자주식회사 광픽업 장치
KR100477679B1 (ko) * 2002-11-12 2005-03-21 삼성전자주식회사 광픽업장치
KR100477680B1 (ko) * 2002-11-12 2005-03-21 삼성전자주식회사 광픽업장치
CN100407313C (zh) 2003-04-25 2008-07-30 宾得株式会社 光学拾波器的光学系统
JP2006012303A (ja) 2004-06-25 2006-01-12 Funai Electric Co Ltd 光ピックアップ
JP2013020689A (ja) 2011-06-16 2013-01-31 Sony Corp 光記録媒体駆動装置、トラッキングエラー信号生成方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09265656A (ja) * 1996-03-28 1997-10-07 Victor Co Of Japan Ltd 光ピックアップ
JP3244442B2 (ja) * 1996-08-30 2002-01-07 三洋電機株式会社 光再生装置
JPH11149657A (ja) * 1997-11-14 1999-06-02 Sony Corp 情報記録再生装置および方法、並びに光学ピックアップ

Also Published As

Publication number Publication date
KR20000053390A (ko) 2000-08-25
CN101093685A (zh) 2007-12-26
CN1264899A (zh) 2000-08-30
JP2000207766A (ja) 2000-07-28
CN1203474C (zh) 2005-05-25

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