ATE356407T1 - Optische scan-einrichtung - Google Patents

Optische scan-einrichtung

Info

Publication number
ATE356407T1
ATE356407T1 AT04744317T AT04744317T ATE356407T1 AT E356407 T1 ATE356407 T1 AT E356407T1 AT 04744317 T AT04744317 T AT 04744317T AT 04744317 T AT04744317 T AT 04744317T AT E356407 T1 ATE356407 T1 AT E356407T1
Authority
AT
Austria
Prior art keywords
scanning device
optical scanning
mode
information layer
radiation
Prior art date
Application number
AT04744317T
Other languages
English (en)
Inventor
Bernardus Hendriks
Joris Jan Vrehen
Pascal Bloemen
Peter Coops
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE356407T1 publication Critical patent/ATE356407T1/de

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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1376—Collimator 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
    • G11B7/1372—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
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1398—Means for shaping the cross-section of the beam, e.g. into circular or elliptical cross-section
    • 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 Radar Systems And Details Thereof (AREA)
  • Optical Communication System (AREA)
  • Eye Examination Apparatus (AREA)
AT04744317T 2003-08-26 2004-08-20 Optische scan-einrichtung ATE356407T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03300095 2003-08-26

Publications (1)

Publication Number Publication Date
ATE356407T1 true ATE356407T1 (de) 2007-03-15

Family

ID=34203263

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04744317T ATE356407T1 (de) 2003-08-26 2004-08-20 Optische scan-einrichtung

Country Status (8)

Country Link
US (1) US7742381B2 (de)
EP (1) EP1661128B1 (de)
JP (1) JP2007503664A (de)
KR (1) KR20060115723A (de)
CN (1) CN100385536C (de)
AT (1) ATE356407T1 (de)
DE (1) DE602004005217T2 (de)
WO (1) WO2005020219A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006164493A (ja) * 2004-11-15 2006-06-22 Matsushita Electric Ind Co Ltd 光学ヘッド及び情報記録再生装置
CN100492503C (zh) * 2004-11-15 2009-05-27 松下电器产业株式会社 光学头及信息记录再生装置
US8045426B2 (en) 2007-06-05 2011-10-25 Panasonic Corporation Optical head device, and recording and/or reproducing device
US8643822B2 (en) * 2007-07-03 2014-02-04 Jds Uniphase Corporation Non-etched flat polarization-selective diffractive optical elements
EP2012173A3 (de) * 2007-07-03 2009-12-09 JDS Uniphase Corporation Ungeätzte flache polarisations-selektive optische Diffraktionselemente
JP4479805B2 (ja) 2008-02-15 2010-06-09 ソニー株式会社 レンズ、光源ユニット、バックライト装置及び表示装置
KR101286639B1 (ko) * 2009-09-30 2013-07-22 도시바삼성스토리지테크놀러지코리아 주식회사 광학적 정보 매체에 대한 액세스 방법 및 광 픽업 장치, 이를 적용하는 광 드라이브
EP3065160B1 (de) * 2015-11-02 2017-12-20 FEI Company Nachsäulenfilter mit verbessertem energiebereich

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5677903A (en) 1991-03-25 1997-10-14 U.S. Phillips Corporation Multi-layer information storage system with improved aberration correction
KR100385381B1 (ko) * 1994-08-23 2003-05-27 코닌클리케 필립스 일렉트로닉스 엔.브이. 광 기록 캐리어
US5625609A (en) * 1995-03-13 1997-04-29 International Business Machines Corporation Multiple data layer optical disk drive system with fixed aberration correction and optimum interlayer spacing
JP4144763B2 (ja) * 1995-04-28 2008-09-03 コニカミノルタホールディングス株式会社 情報ピックアップ装置及び光ディスク装置
JP3751073B2 (ja) * 1995-06-08 2006-03-01 松下電器産業株式会社 光ディスク再生システム
KR100536105B1 (ko) 1997-10-06 2005-12-14 코닌클리케 필립스 일렉트로닉스 엔.브이. 구면수차 검출계 및 그것을 사용하는 광학장치
JP3527685B2 (ja) * 1999-05-10 2004-05-17 シャープ株式会社 光記録再生装置
JP2003506810A (ja) 1999-07-28 2003-02-18 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光学走査装置
JP3911104B2 (ja) 1999-11-30 2007-05-09 ペンタックス株式会社 光情報記録再生装置の光学系
US20020036958A1 (en) 2000-07-24 2002-03-28 Hidenori Wada Optical element, optical head, optical recording/reproducing apparatus and optical recording/reproducing method
EP1968053A3 (de) * 2000-05-12 2012-03-07 Konica Minolta Opto, Inc. Optische Lesekopfvorrichtung
JP3833448B2 (ja) * 2000-07-05 2006-10-11 株式会社リコー 光ピックアップ方法および装置および光情報処理装置
CN1255791C (zh) * 2000-10-03 2006-05-10 皇家菲利浦电子有限公司 光学扫描装置
JP2002170276A (ja) 2000-12-01 2002-06-14 Pioneer Electronic Corp 光学式多層情報記録媒体
JP4088472B2 (ja) * 2001-04-12 2008-05-21 松下電器産業株式会社 光ディスク装置
JP2003173572A (ja) 2001-12-06 2003-06-20 Toshiba Corp 光ディスクとその記録再生装置
US20050243688A1 (en) 2001-12-12 2005-11-03 Schleipen Johannes Joseph H B Optical scanning device
JP2003287675A (ja) * 2002-01-22 2003-10-10 Konica Corp 集光光学系、光ピックアップ装置、記録・再生装置、収差補正素子及び対物レンズ
JP3835402B2 (ja) 2002-11-19 2006-10-18 株式会社日立製作所 多層光ディスクの情報再生方法および情報再生装置

Also Published As

Publication number Publication date
US7742381B2 (en) 2010-06-22
EP1661128B1 (de) 2007-03-07
WO2005020219A2 (en) 2005-03-03
JP2007503664A (ja) 2007-02-22
US20060203302A1 (en) 2006-09-14
CN100385536C (zh) 2008-04-30
DE602004005217T2 (de) 2007-11-15
CN1842850A (zh) 2006-10-04
EP1661128A2 (de) 2006-05-31
DE602004005217D1 (de) 2007-04-19
WO2005020219A3 (en) 2005-06-30
KR20060115723A (ko) 2006-11-09

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Legal Events

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