JP2005251240A - 光学的記録再生装置 - Google Patents

光学的記録再生装置 Download PDF

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Publication number
JP2005251240A
JP2005251240A JP2004056269A JP2004056269A JP2005251240A JP 2005251240 A JP2005251240 A JP 2005251240A JP 2004056269 A JP2004056269 A JP 2004056269A JP 2004056269 A JP2004056269 A JP 2004056269A JP 2005251240 A JP2005251240 A JP 2005251240A
Authority
JP
Japan
Prior art keywords
spherical aberration
recording
reproducing
light beam
optical recording
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.)
Withdrawn
Application number
JP2004056269A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005251240A5 (https=
Inventor
Katsuya Yamazaki
山崎　　勝也
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2004056269A priority Critical patent/JP2005251240A/ja
Priority to US11/065,094 priority patent/US20050190668A1/en
Publication of JP2005251240A publication Critical patent/JP2005251240A/ja
Publication of JP2005251240A5 publication Critical patent/JP2005251240A5/ja
Withdrawn legal-status Critical Current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
    • G11B7/12—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
    • G11B7/1372—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
    • 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
    • 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)
JP2004056269A 2004-03-01 2004-03-01 光学的記録再生装置 Withdrawn JP2005251240A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004056269A JP2005251240A (ja) 2004-03-01 2004-03-01 光学的記録再生装置
US11/065,094 US20050190668A1 (en) 2004-03-01 2005-02-25 Optical recording/reproduction apparatus having mechanism for correcting spherical aberration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004056269A JP2005251240A (ja) 2004-03-01 2004-03-01 光学的記録再生装置

Publications (2)

Publication Number Publication Date
JP2005251240A true JP2005251240A (ja) 2005-09-15
JP2005251240A5 JP2005251240A5 (https=) 2007-01-11

Family

ID=34879808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004056269A Withdrawn JP2005251240A (ja) 2004-03-01 2004-03-01 光学的記録再生装置

Country Status (2)

Country Link
US (1) US20050190668A1 (https=)
JP (1) JP2005251240A (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007328827A (ja) * 2006-06-06 2007-12-20 Hitachi Ltd 光ディスク装置
JP2008204516A (ja) * 2007-02-19 2008-09-04 Hitachi Ltd 光ディスク装置
JP2009059408A (ja) * 2007-08-31 2009-03-19 Taiyo Yuden Co Ltd 光ディスクの記録方法及び光ディスク記録再生装置
JP2009170047A (ja) * 2008-01-17 2009-07-30 Taiyo Yuden Co Ltd 光ディスクの記録方法並びに光ディスク記録再生装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5247499A (en) * 1990-08-15 1993-09-21 Olympus Optical Co., Ltd. Optical card apparatus for re-seeking by moving an optical head in a tracking direction
JPH05144114A (ja) * 1991-11-19 1993-06-11 Canon Inc 光磁気記録装置
US5485433A (en) * 1991-12-19 1996-01-16 Canon Kabushiki Kaisha Information recording method and apparatus for determining whether recording has been correctly performed
NO302545B1 (no) * 1996-03-07 1998-03-16 Opticom As Optisk datalagring
EP0838812B1 (en) * 1996-10-23 2003-04-09 Konica Corporation Method for recording/reproducing on/from an optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens
US6853400B1 (en) * 1998-06-16 2005-02-08 Fuji Photo Film Co., Ltd. System and method for correcting aberration of lenses through which images are projected
JP3640059B2 (ja) * 1999-02-12 2005-04-20 パイオニア株式会社 収差補正装置及びこれを用いた光学装置
JP2001266392A (ja) * 2000-03-23 2001-09-28 Pioneer Electronic Corp 光学式情報記録再生装置
KR100754158B1 (ko) * 2000-12-08 2007-09-03 삼성전자주식회사 구면수차 검출 및/또는 보정 가능한 광픽업장치
JP3517223B2 (ja) * 2001-04-24 2004-04-12 株式会社東芝 光ディスク装置及び光ディスク処理方法
JP2003085808A (ja) * 2001-09-12 2003-03-20 Konica Corp 光学素子、光ピックアップ装置及び光学素子の製造方法
JP2004062938A (ja) * 2002-07-25 2004-02-26 Pioneer Electronic Corp 球面収差補正装置及び球面収差補正方法
US7239595B2 (en) * 2003-02-03 2007-07-03 Matsushita Electric Industrial Co., Ltd. Spherical aberration correction control device and optical disc apparatus
JP2005174419A (ja) * 2003-12-09 2005-06-30 Canon Inc 光学的情報記録再生装置及び光学的情報記録再生方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007328827A (ja) * 2006-06-06 2007-12-20 Hitachi Ltd 光ディスク装置
JP2008204516A (ja) * 2007-02-19 2008-09-04 Hitachi Ltd 光ディスク装置
JP2009059408A (ja) * 2007-08-31 2009-03-19 Taiyo Yuden Co Ltd 光ディスクの記録方法及び光ディスク記録再生装置
JP2009170047A (ja) * 2008-01-17 2009-07-30 Taiyo Yuden Co Ltd 光ディスクの記録方法並びに光ディスク記録再生装置

Also Published As

Publication number Publication date
US20050190668A1 (en) 2005-09-01

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