JP2006236513A - 光ピックアップ - Google Patents

光ピックアップ Download PDF

Info

Publication number
JP2006236513A
JP2006236513A JP2005052245A JP2005052245A JP2006236513A JP 2006236513 A JP2006236513 A JP 2006236513A JP 2005052245 A JP2005052245 A JP 2005052245A JP 2005052245 A JP2005052245 A JP 2005052245A JP 2006236513 A JP2006236513 A JP 2006236513A
Authority
JP
Japan
Prior art keywords
recording medium
information recording
layer
optical pickup
light
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
JP2005052245A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006236513A5 (enExample
Inventor
Hiromitsu Mori
弘充 森
Kunikazu Onishi
邦一 大西
Nobuyuki Maeda
伸幸 前田
Masayuki Inoue
雅之 井上
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.)
Hitachi Consumer Electronics Co Ltd
Original Assignee
Hitachi Media 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 Hitachi Media Electronics Co Ltd filed Critical Hitachi Media Electronics Co Ltd
Priority to JP2005052245A priority Critical patent/JP2006236513A/ja
Priority to US11/302,540 priority patent/US20060193217A1/en
Priority to CN2008100958481A priority patent/CN101364412B/zh
Priority to CN2006100004417A priority patent/CN1828744B/zh
Priority to CN2008100958496A priority patent/CN101266810B/zh
Publication of JP2006236513A publication Critical patent/JP2006236513A/ja
Publication of JP2006236513A5 publication Critical patent/JP2006236513A5/ja
Priority to US12/693,042 priority patent/US20100124161A1/en
Priority to US12/693,000 priority patent/US20100124153A1/en
Pending legal-status Critical Current

Links

Images

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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • G11B7/1263—Power control during transducing, e.g. by monitoring
    • 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
    • G11B7/1378—Separate aberration correction lenses; Cylindrical lenses to generate astigmatism; Beam expanders
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0009—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage
    • G11B2007/0013—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage for carriers having multiple discrete layers
    • 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
    • G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
JP2005052245A 2005-02-28 2005-02-28 光ピックアップ Pending JP2006236513A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2005052245A JP2006236513A (ja) 2005-02-28 2005-02-28 光ピックアップ
US11/302,540 US20060193217A1 (en) 2005-02-28 2005-12-14 Optical pickup and optical information reproducing device
CN2008100958481A CN101364412B (zh) 2005-02-28 2006-01-05 光拾取器及光学信息再现装置
CN2006100004417A CN1828744B (zh) 2005-02-28 2006-01-05 光拾波器及光学信息再现装置
CN2008100958496A CN101266810B (zh) 2005-02-28 2006-01-05 光拾波器及光学信息再现装置
US12/693,042 US20100124161A1 (en) 2005-02-28 2010-01-25 Optical pickup and optical information reproducing device
US12/693,000 US20100124153A1 (en) 2005-02-28 2010-01-25 Optical pickup and optical information reproducing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005052245A JP2006236513A (ja) 2005-02-28 2005-02-28 光ピックアップ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010035552A Division JP2010118144A (ja) 2010-02-22 2010-02-22 光ピックアップ及び光学的情報再生装置

Publications (2)

Publication Number Publication Date
JP2006236513A true JP2006236513A (ja) 2006-09-07
JP2006236513A5 JP2006236513A5 (enExample) 2008-03-27

Family

ID=36931825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005052245A Pending JP2006236513A (ja) 2005-02-28 2005-02-28 光ピックアップ

Country Status (3)

Country Link
US (3) US20060193217A1 (enExample)
JP (1) JP2006236513A (enExample)
CN (3) CN101364412B (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009116937A (ja) * 2007-11-05 2009-05-28 Pioneer Electronic Corp ピックアップ装置等
JP2009123316A (ja) * 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置
JP2009123317A (ja) * 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置
JP2009123315A (ja) * 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置
JP2009301671A (ja) * 2008-06-16 2009-12-24 Sanyo Electric Co Ltd 光ピックアップ装置
US7903529B2 (en) 2006-10-05 2011-03-08 Panasonic Corporation Optical head and optical disc device
US8289828B2 (en) 2010-07-29 2012-10-16 Hitachi Media Electronics Co., Ltd. Optical data recording/reproduction apparatus

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4969142B2 (ja) * 2006-04-27 2012-07-04 株式会社日立製作所 光ディスク装置及びその駆動方法
US7933182B2 (en) * 2006-12-13 2011-04-26 Canon Kabushiki Kaisha Optical information recording and reproducing apparatus that sets a movable range of an objective lens based on the type of recording medium
CN101221780B (zh) * 2007-01-11 2010-05-19 财团法人工业技术研究院 多波长光学读写头装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003016660A (ja) * 2001-06-29 2003-01-17 Sony Corp 光ピックアップ及び記録／再生装置
JP2003077142A (ja) * 2001-06-22 2003-03-14 Pioneer Electronic Corp 光ピックアップのフォーカシング制御装置及び方法
JP2003323735A (ja) * 2002-02-27 2003-11-14 Ricoh Co Ltd 光ピックアップとこれを用いる光情報処理装置
JP2004319062A (ja) * 2003-03-31 2004-11-11 Konica Minolta Holdings Inc 光ピックアップ装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5447190A (en) * 1993-02-04 1995-09-05 Nokia-Maillefer Sa Device and method for cooling an extrusion cylinder
US5757758A (en) * 1995-12-19 1998-05-26 Konica Corporation Optical pickup apparatus objective lens and converging optical system for optical pickup and optical disk apparatus
KR100234261B1 (ko) * 1996-06-07 1999-12-15 윤종용 호환형 광픽업장치
EP2264707A3 (en) * 2000-05-12 2012-03-07 Konica Minolta Opto, Inc. Optical pick-up apparatus
US6934226B2 (en) * 2001-04-12 2005-08-23 Matsushita Electric Industrial Co., Ltd. Optical disk apparatus
DE60330817D1 (de) * 2002-02-27 2010-02-11 Ricoh Kk Optischer Lesekopf und optische Informationsverarbeitungsvorrichtung
US7245407B2 (en) * 2002-06-10 2007-07-17 Matsushita Electric Industrial Co., Ltd. Complex objective lens compatible with information media of different thicknesses

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003077142A (ja) * 2001-06-22 2003-03-14 Pioneer Electronic Corp 光ピックアップのフォーカシング制御装置及び方法
JP2003016660A (ja) * 2001-06-29 2003-01-17 Sony Corp 光ピックアップ及び記録／再生装置
JP2003323735A (ja) * 2002-02-27 2003-11-14 Ricoh Co Ltd 光ピックアップとこれを用いる光情報処理装置
JP2004319062A (ja) * 2003-03-31 2004-11-11 Konica Minolta Holdings Inc 光ピックアップ装置

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7903529B2 (en) 2006-10-05 2011-03-08 Panasonic Corporation Optical head and optical disc device
JP2009116937A (ja) * 2007-11-05 2009-05-28 Pioneer Electronic Corp ピックアップ装置等
JP2009123316A (ja) * 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置
JP2009123317A (ja) * 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置
JP2009123315A (ja) * 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置
US8064319B2 (en) 2007-11-19 2011-11-22 Fujinon Corporation Objective lens, optical pickup device having the same, and recording and/or reproducing apparatus for optical recording medium, equipped with the optical pickup device
JP2009301671A (ja) * 2008-06-16 2009-12-24 Sanyo Electric Co Ltd 光ピックアップ装置
US8289828B2 (en) 2010-07-29 2012-10-16 Hitachi Media Electronics Co., Ltd. Optical data recording/reproduction apparatus

Also Published As

Publication number Publication date
CN101364412A (zh) 2009-02-11
CN101266810A (zh) 2008-09-17
US20100124161A1 (en) 2010-05-20
CN101266810B (zh) 2011-05-11
CN1828744B (zh) 2011-01-12
CN1828744A (zh) 2006-09-06
CN101364412B (zh) 2012-07-04
US20060193217A1 (en) 2006-08-31
US20100124153A1 (en) 2010-05-20

Similar Documents

Publication Publication Date Title
US8391120B2 (en) Optical head, optical disc device and information processing device
US20100124161A1 (en) Optical pickup and optical information reproducing device
US8154962B2 (en) Optical pickup and optical information recording and reproducing device
CN101165788B (zh) 光拾取器及光盘驱动器
JP5169981B2 (ja) 光ピックアップ、光ディスク装置、光ピックアップ製造方法及び光ピックアップ制御方法
KR20090047363A (ko) 광픽업 장치 및 이것을 구비한 광디스크 장치
JP2010211842A (ja) 光ピックアップ、光学的情報再生装置および光学的情報記録再生装置
JP2008192188A (ja) 光ディスク装置及び光ヘッド装置
JP2010118144A (ja) 光ピックアップ及び光学的情報再生装置
US20110002117A1 (en) Optical disc drive
JP5121762B2 (ja) 光ピックアップ
JP2011113581A (ja) 光ピックアップ装置
JP2008293606A (ja) 光ピックアップ装置
JP2006202375A (ja) 光ヘッド及び光ディスク再生装置
JP2006196053A (ja) 情報処理装置
JP5397395B2 (ja) 光ディスク装置
JP2004164825A (ja) 光ピックアップ装置
JP4652972B2 (ja) 互換系対物レンズユニット、その設計方法及び互換系光ピックアップ
JP2007184028A (ja) 光ヘッドおよび光ディスク装置
JP2008112510A (ja) 光ピックアップ装置及び光ディスク装置
JP2012169019A (ja) 光ディスク装置
JP2012043503A (ja) 光学的情報記録再生装置
JP2010176734A (ja) 光ピックアップ装置およびこれを用いた光ディスク装置
JP2009043360A (ja) 光ディスク装置、及び光ディスク装置制御方法
JP2006120216A (ja) 光ピックアップ及びこれを備えたディスクドライブ装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060616

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080201

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080201

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080201

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20091109

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20091222

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100222

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20100316

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100609

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100609

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20100701

A912 Re-examination (zenchi) completed and case transferred to appeal board

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20100813