CN100349214C - 光拾取器装置 - Google Patents

光拾取器装置 Download PDF

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Publication number
CN100349214C
CN100349214C CNB2005100776808A CN200510077680A CN100349214C CN 100349214 C CN100349214 C CN 100349214C CN B2005100776808 A CNB2005100776808 A CN B2005100776808A CN 200510077680 A CN200510077680 A CN 200510077680A CN 100349214 C CN100349214 C CN 100349214C
Authority
CN
China
Prior art keywords
mentioned
optical axis
lens
wave detector
interval
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 - Fee Related
Application number
CNB2005100776808A
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English (en)
Chinese (zh)
Other versions
CN1719524A (zh
Inventor
砂川隆一
小山胜弘
宫泽冬树
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.)
Taiyo Yuden Co Ltd
Original Assignee
Taiyo Yuden 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 Taiyo Yuden Co Ltd filed Critical Taiyo Yuden Co Ltd
Publication of CN1719524A publication Critical patent/CN1719524A/zh
Application granted granted Critical
Publication of CN100349214C publication Critical patent/CN100349214C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B7/08—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
    • G11B7/0901—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 for track following only
    • G11B7/0903—Multi-beam tracking systems
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00456—Recording strategies, e.g. pulse sequences
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00458—Verification, i.e. checking data during or after recording

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
CNB2005100776808A 2004-07-06 2005-06-22 光拾取器装置 Expired - Fee Related CN100349214C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004199431A JP4212522B2 (ja) 2004-07-06 2004-07-06 ピックアップ装置
JP199431/2004 2004-07-06

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CNB200710107759XA Division CN100487803C (zh) 2004-07-06 2005-06-22 光拾取器装置
CNB2006101565936A Division CN100530364C (zh) 2004-07-06 2005-06-22 光信息记录装置

Publications (2)

Publication Number Publication Date
CN1719524A CN1719524A (zh) 2006-01-11
CN100349214C true CN100349214C (zh) 2007-11-14

Family

ID=35732027

Family Applications (3)

Application Number Title Priority Date Filing Date
CNB2005100776808A Expired - Fee Related CN100349214C (zh) 2004-07-06 2005-06-22 光拾取器装置
CNB200710107759XA Expired - Fee Related CN100487803C (zh) 2004-07-06 2005-06-22 光拾取器装置
CNB2006101565936A Expired - Fee Related CN100530364C (zh) 2004-07-06 2005-06-22 光信息记录装置

Family Applications After (2)

Application Number Title Priority Date Filing Date
CNB200710107759XA Expired - Fee Related CN100487803C (zh) 2004-07-06 2005-06-22 光拾取器装置
CNB2006101565936A Expired - Fee Related CN100530364C (zh) 2004-07-06 2005-06-22 光信息记录装置

Country Status (4)

Country Link
US (1) US20060023581A1 (https=)
JP (1) JP4212522B2 (https=)
CN (3) CN100349214C (https=)
TW (1) TW200612410A (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4074280B2 (ja) * 2004-06-24 2008-04-09 太陽誘電株式会社 光情報記録装置
CN101493570B (zh) * 2008-01-23 2012-01-04 松下电器产业株式会社 物镜以及光学拾取装置
JP2010277674A (ja) * 2009-04-27 2010-12-09 Sanyo Electric Co Ltd 光ディスク装置およびレンズ制御方法
US8724439B2 (en) * 2009-05-18 2014-05-13 Mitsubishi Electric Corporation Optical recording method and optical recording device
JP2013084329A (ja) * 2011-09-29 2013-05-09 Panasonic Corp 光ピックアップ装置および光記録再生装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969575A (en) * 1974-08-08 1976-07-13 U.S. Philips Corporation Opto-electronic focus detection system
US4631397A (en) * 1983-05-31 1986-12-23 Sony Corporation Focussing error detecting apparatus employing a composite lens
CN1139797A (zh) * 1994-08-26 1997-01-08 株式会社日本功勒克斯 光信息记录装置和记录方法
JPH0954974A (ja) * 1995-08-07 1997-02-25 Ricoh Co Ltd 光ピックアップ
US5892748A (en) * 1995-03-10 1999-04-06 Pioneer Electronic Corporation Optical pickup for reading or recording information on a recording surface
CN1226055A (zh) * 1998-02-13 1999-08-18 国际商业机器公司 执行读写操作的设备
JP2004047033A (ja) * 2002-07-16 2004-02-12 Ricoh Co Ltd 光ピックアップ装置及び光ディスク装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6034929A (en) * 1998-02-13 2000-03-07 International Business Machines Corporation System for creating, reading and writing on rotatable information storage media, a method for multi-layer laser source positioning
JP3808785B2 (ja) * 2002-02-21 2006-08-16 株式会社東芝 プリピット信号生成回路、半導体集積回路、記録再生装置、プリピット信号生成方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969575A (en) * 1974-08-08 1976-07-13 U.S. Philips Corporation Opto-electronic focus detection system
US4631397A (en) * 1983-05-31 1986-12-23 Sony Corporation Focussing error detecting apparatus employing a composite lens
CN1139797A (zh) * 1994-08-26 1997-01-08 株式会社日本功勒克斯 光信息记录装置和记录方法
US5892748A (en) * 1995-03-10 1999-04-06 Pioneer Electronic Corporation Optical pickup for reading or recording information on a recording surface
JPH0954974A (ja) * 1995-08-07 1997-02-25 Ricoh Co Ltd 光ピックアップ
CN1226055A (zh) * 1998-02-13 1999-08-18 国际商业机器公司 执行读写操作的设备
JP2004047033A (ja) * 2002-07-16 2004-02-12 Ricoh Co Ltd 光ピックアップ装置及び光ディスク装置

Also Published As

Publication number Publication date
JP2006024248A (ja) 2006-01-26
US20060023581A1 (en) 2006-02-02
JP4212522B2 (ja) 2009-01-21
CN101067940A (zh) 2007-11-07
CN100487803C (zh) 2009-05-13
CN1719524A (zh) 2006-01-11
TW200612410A (en) 2006-04-16
CN100530364C (zh) 2009-08-19
CN1991997A (zh) 2007-07-04
HK1080601A1 (zh) 2006-04-28
TWI319871B (https=) 2010-01-21

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