JP6234470B2 - ホログラフィック光学素子を有する光学テープピックアップユニット - Google Patents

ホログラフィック光学素子を有する光学テープピックアップユニット Download PDF

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JP6234470B2
JP6234470B2 JP2015544067A JP2015544067A JP6234470B2 JP 6234470 B2 JP6234470 B2 JP 6234470B2 JP 2015544067 A JP2015544067 A JP 2015544067A JP 2015544067 A JP2015544067 A JP 2015544067A JP 6234470 B2 JP6234470 B2 JP 6234470B2
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Prior art keywords
objective lens
wavefront error
optical
aspheric
wavefront
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Japanese (ja)
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JP2016502222A5 (enExample
JP2016502222A (ja
Inventor
ウィルソン，スコット・ディ
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オラクル・インターナショナル・コーポレイション
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    • 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
    • G11B7/004—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
    • 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
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13922—Means for controlling the beam wavefront, e.g. for correction of aberration passive
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
    • 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

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Holo Graphy (AREA)
JP2015544067A 2012-11-21 2013-10-09 ホログラフィック光学素子を有する光学テープピックアップユニット Active JP6234470B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/682,915 US9245572B2 (en) 2012-11-21 2012-11-21 Optical tape pick up unit with holographic optical element
US13/682,915 2012-11-21
PCT/US2013/063973 WO2014081513A1 (en) 2012-11-21 2013-10-09 Optical tape pick up unit with holographic optical element

Publications (3)

Publication Number Publication Date
JP2016502222A JP2016502222A (ja) 2016-01-21
JP2016502222A5 JP2016502222A5 (enExample) 2016-12-01
JP6234470B2 true JP6234470B2 (ja) 2017-11-22

Family

ID=49382668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015544067A Active JP6234470B2 (ja) 2012-11-21 2013-10-09 ホログラフィック光学素子を有する光学テープピックアップユニット

Country Status (7)

Country Link
US (1) US9245572B2 (enExample)
EP (1) EP2923356B1 (enExample)
JP (1) JP6234470B2 (enExample)
CN (1) CN104813397B (enExample)
AU (1) AU2013348369B2 (enExample)
NZ (1) NZ707231A (enExample)
WO (1) WO2014081513A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB202104783D0 (en) * 2021-04-01 2021-05-19 Metacontinental Inc Wafer-level optics assembly with holographic optical element

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8800057A (nl) * 1988-01-11 1989-08-01 Philips Nv Optische aftastinrichting.
NL8800133A (nl) * 1988-01-21 1989-08-16 Philips Nv Inrichting voor het met optische straling aftasten van een informatievlak.
US5490133A (en) * 1990-10-05 1996-02-06 Hitachi, Ltd. Optical information processing apparatus and method of controlling position of optical spot and reproducing signals
US5272690A (en) * 1992-03-05 1993-12-21 International Business Machines Corporation Hologram element system
US5835471A (en) 1995-06-12 1998-11-10 Canon Kabushiki Kaisha Optical information recording and/or reproducing apparatus
JP2000099980A (ja) 1998-09-17 2000-04-07 Toshiba Corp 光ディスク記録再生装置に使用される光学装置
JP2000293883A (ja) * 1999-04-08 2000-10-20 Ricoh Co Ltd 光ピックアップ装置
KR100694032B1 (ko) * 2000-04-17 2007-03-12 삼성전자주식회사 대물렌즈장치 및 이를 적용한 광픽업 장치
JP2002163830A (ja) * 2000-11-24 2002-06-07 Toshiba Corp 光学的収差を利用した光情報処理システムおよび厚みムラのある透明層で保護された記録層を持つ情報媒体
DE60231002D1 (de) * 2001-12-07 2009-03-12 Koninkl Philips Electronics Nv Feldkrümmungsreduktion für ein optisches system
CN1466133A (zh) * 2002-07-01 2004-01-07 汕头高新区和川光电科技有限公司 一种光学读写装置
KR100911141B1 (ko) * 2002-09-03 2009-08-06 삼성전자주식회사 틸트에 따른 파면수차 보정 기능을 갖는 렌즈 및 광픽업
EP1489604A1 (en) 2003-06-19 2004-12-22 Deutsche Thomson-Brandt Gmbh Method for detecting spherical aberration
JP2006012218A (ja) * 2004-06-22 2006-01-12 Konica Minolta Opto Inc 集光光学素子及び光ピックアップ装置
JP4925256B2 (ja) * 2006-01-20 2012-04-25 株式会社リコー 光源ユニット、光検出ユニット、光ピックアップ装置及び光ディスク装置
WO2007092785A2 (en) 2006-02-02 2007-08-16 Otsi Holdings Llc Optical tape media, marking, systems, and apparatus and process for producing thereof
JP4797706B2 (ja) * 2006-03-03 2011-10-19 旭硝子株式会社 光ヘッド装置
WO2007102317A1 (ja) * 2006-03-07 2007-09-13 Konica Minolta Opto, Inc. 光ピックアップ装置、対物光学素子及び光情報記録再生装置
US7920339B2 (en) * 2008-07-02 2011-04-05 Aptina Imaging Corporation Method and apparatus providing singlet wafer lens system with field flattener
US8451702B2 (en) 2011-08-22 2013-05-28 Oracle International Corporation Direct read after write for optical storage device
JP6032634B2 (ja) * 2011-09-22 2016-11-30 パナソニックＩｐマネジメント株式会社 光ピックアップおよび光記録再生装置
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
US8792317B2 (en) 2012-03-09 2014-07-29 Oracle International Corporation Optical storage device with direct read after write

Also Published As

Publication number Publication date
EP2923356B1 (en) 2019-05-01
AU2013348369B2 (en) 2017-09-28
NZ707231A (en) 2017-01-27
EP2923356A1 (en) 2015-09-30
US9245572B2 (en) 2016-01-26
AU2013348369A1 (en) 2015-05-14
US20140140184A1 (en) 2014-05-22
JP2016502222A (ja) 2016-01-21
CN104813397B (zh) 2018-07-17
WO2014081513A1 (en) 2014-05-30
CN104813397A (zh) 2015-07-29

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