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ATE436071T1 - Optische abtastvorrichtung - Google Patents

Optische abtastvorrichtung

Info

Publication number
ATE436071T1
ATE436071T1 AT05782789T AT05782789T ATE436071T1 AT E436071 T1 ATE436071 T1 AT E436071T1 AT 05782789 T AT05782789 T AT 05782789T AT 05782789 T AT05782789 T AT 05782789T AT E436071 T1 ATE436071 T1 AT E436071T1
Authority
AT
Austria
Prior art keywords
scanning device
optical scanning
radiation beam
light path
information layer
Prior art date
Application number
AT05782789T
Other languages
English (en)
Inventor
Johannes Schleipen
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 ATE436071T1 publication Critical patent/ATE436071T1/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
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • 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
    • G11B7/13927—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means during transducing, e.g. to correct for variation of the spherical aberration due to disc tilt or irregularities in the cover layer thickness
    • 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
    • G11B7/1362—Mirrors
    • 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
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1367—Stepped phase plates
    • 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
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Head (AREA)
  • Laser Beam Printer (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Geophysics And Detection Of Objects (AREA)
AT05782789T 2004-09-16 2005-09-12 Optische abtastvorrichtung ATE436071T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04300605 2004-09-16
PCT/IB2005/052979 WO2006030371A1 (en) 2004-09-16 2005-09-12 Optical scanning device

Publications (1)

Publication Number Publication Date
ATE436071T1 true ATE436071T1 (de) 2009-07-15

Family

ID=35295694

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05782789T ATE436071T1 (de) 2004-09-16 2005-09-12 Optische abtastvorrichtung

Country Status (9)

Country Link
US (1) US7881165B2 (de)
EP (1) EP1805756B1 (de)
JP (1) JP2008513920A (de)
KR (1) KR20070057935A (de)
CN (1) CN101023476B (de)
AT (1) ATE436071T1 (de)
DE (1) DE602005015350D1 (de)
TW (1) TW200625295A (de)
WO (1) WO2006030371A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102540457B (zh) * 2011-11-24 2014-06-25 无锡微奥科技有限公司 一种微镜图形扫描机构

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9002841A (nl) 1990-12-21 1992-07-16 Philips Nv Werkwijze en inrichting voor het langs optische weg inschrijven, uitlezen, en wissen van een meervlaks registratiedrager, en registratiedrager geschikt voor deze werkwijze en inrichting.
US5202875A (en) * 1991-06-04 1993-04-13 International Business Machines Corporation Multiple data surface optical data storage system
DE4301827A1 (de) * 1993-01-23 1994-07-28 Thomson Brandt Gmbh Eliminieren von Abtaststörungen
JPH08212611A (ja) * 1995-02-01 1996-08-20 Asahi Optical Co Ltd 波面収差補正装置および光情報記録再生装置
AU2213295A (en) 1995-03-31 1996-10-16 Frank Gallert Aplanatic and anastigmatic mirror systems
JPH10188319A (ja) * 1996-12-26 1998-07-21 Sharp Corp 変形可能ミラーおよびその変形可能ミラーを用いた光記録再生装置
JPH10208277A (ja) * 1997-01-29 1998-08-07 Sharp Corp 光ピックアップ装置
JPH10255307A (ja) * 1997-03-13 1998-09-25 Pioneer Electron Corp 多焦点光ビーム生成装置、多焦点ピックアップ及び情報再生装置
JP3552873B2 (ja) * 1997-03-18 2004-08-11 シャープ株式会社 変形可能ミラー
TW342493B (en) * 1997-04-29 1998-10-11 Ind Tech Res Inst Digital video disc (DVD) optical head with dual-wavelength laser
JPH11250485A (ja) * 1998-02-27 1999-09-17 Sharp Corp 光ピックアップ装置
JP2001216662A (ja) * 2000-02-01 2001-08-10 Pioneer Electronic Corp ピックアップ装置及び情報記録再生装置
EP1968053A3 (de) * 2000-05-12 2012-03-07 Konica Minolta Opto, Inc. Optische Lesekopfvorrichtung
WO2002021520A1 (fr) * 2000-09-06 2002-03-14 Hitachi, Ltd. Tête optique et dispositif à disque optique
WO2002061488A1 (en) * 2001-01-30 2002-08-08 Matsushita Electric Industrial Co., Ltd. Variable mirror and information apparatus comprising variable mirror
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
US7006411B2 (en) * 2001-06-13 2006-02-28 Ricoh Company, Ltd. Optical pickup unit having electro-optical element and information recording and reproduction apparatus
KR20040012724A (ko) * 2001-07-05 2004-02-11 마츠시타 덴끼 산교 가부시키가이샤 광 디스크 장치
JP4257049B2 (ja) * 2001-07-06 2009-04-22 パイオニア株式会社 多層ディスク記録再生装置およびフォーカスジャンプ方法
JP2003157567A (ja) * 2001-11-20 2003-05-30 Olympus Optical Co Ltd 光ピックアップ用変形可能ミラー
US7126900B2 (en) 2001-12-06 2006-10-24 Koninklijke Philips Electronics N. V. Optical scanning device
JP2004062953A (ja) * 2002-07-25 2004-02-26 Pioneer Electronic Corp ピックアップ装置
US20040170109A1 (en) * 2003-02-28 2004-09-02 Matsushita Electric Industrial Co., Ltd. Optical pickup
JP2005196842A (ja) * 2004-01-05 2005-07-21 Funai Electric Co Ltd 光ピックアップ装置

Also Published As

Publication number Publication date
WO2006030371A1 (en) 2006-03-23
EP1805756B1 (de) 2009-07-08
DE602005015350D1 (de) 2009-08-20
CN101023476A (zh) 2007-08-22
US7881165B2 (en) 2011-02-01
US20080316901A1 (en) 2008-12-25
TW200625295A (en) 2006-07-16
JP2008513920A (ja) 2008-05-01
EP1805756A1 (de) 2007-07-11
CN101023476B (zh) 2010-12-08
KR20070057935A (ko) 2007-06-07

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties