KR20000053390A - 광학 픽업 장치, 및 이를 사용하는 광 기록/재생 장치 - Google Patents

광학 픽업 장치, 및 이를 사용하는 광 기록/재생 장치 Download PDF

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Publication number
KR20000053390A
KR20000053390A KR1020000000300A KR20000000300A KR20000053390A KR 20000053390 A KR20000053390 A KR 20000053390A KR 1020000000300 A KR1020000000300 A KR 1020000000300A KR 20000000300 A KR20000000300 A KR 20000000300A KR 20000053390 A KR20000053390 A KR 20000053390A
Authority
KR
South Korea
Prior art keywords
light
optical
light source
light sources
recording medium
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.)
Ceased
Application number
KR1020000000300A
Other languages
English (en)
Korean (ko)
Inventor
마쓰모토요시유키
Original Assignee
이데이 노부유끼
소니 가부시끼 가이샤
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 이데이 노부유끼, 소니 가부시끼 가이샤 filed Critical 이데이 노부유끼
Publication of KR20000053390A publication Critical patent/KR20000053390A/ko
Ceased 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
    • G11B7/12—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)
KR1020000000300A 1999-01-07 2000-01-05 광학 픽업 장치, 및 이를 사용하는 광 기록/재생 장치 Ceased KR20000053390A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP99-2204 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

Publications (1)

Publication Number Publication Date
KR20000053390A true KR20000053390A (ko) 2000-08-25

Family

ID=11522837

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020000000300A Ceased KR20000053390A (ko) 1999-01-07 2000-01-05 광학 픽업 장치, 및 이를 사용하는 광 기록/재생 장치

Country Status (3)

Country Link
JP (1) JP2000207766A (enExample)
KR (1) KR20000053390A (enExample)
CN (3) CN1203474C (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030067165A (ko) * 2002-02-07 2003-08-14 삼성전기주식회사 광 픽업장치
KR100437655B1 (ko) * 2001-08-16 2004-06-30 (주)해빛정보 단일 기판 집적 광 디스크 픽업 장치
KR100438701B1 (ko) * 2001-09-17 2004-07-05 삼성전자주식회사 호환형 광픽업 및 그 광축을 맞추기 위한 조정방법

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR100472443B1 (ko) 2002-03-19 2005-02-21 삼성전자주식회사 광픽업 장치
KR100477680B1 (ko) * 2002-11-12 2005-03-21 삼성전자주식회사 광픽업장치
KR100477679B1 (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

Citations (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
JPH10124903A (ja) * 1996-08-30 1998-05-15 Sanyo Electric Co Ltd 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

Patent Citations (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
JPH10124903A (ja) * 1996-08-30 1998-05-15 Sanyo Electric Co Ltd 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

Cited By (3)

* 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
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

Also Published As

Publication number Publication date
CN1203474C (zh) 2005-05-25
JP2000207766A (ja) 2000-07-28
CN1264899A (zh) 2000-08-30
CN101093685A (zh) 2007-12-26
CN1667721A (zh) 2005-09-14

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