ATE412962T1 - Optische aufnahme- und/oder aufzeichnungsvorrichtung - Google Patents

Optische aufnahme- und/oder aufzeichnungsvorrichtung

Info

Publication number
ATE412962T1
ATE412962T1 AT06765931T AT06765931T ATE412962T1 AT E412962 T1 ATE412962 T1 AT E412962T1 AT 06765931 T AT06765931 T AT 06765931T AT 06765931 T AT06765931 T AT 06765931T AT E412962 T1 ATE412962 T1 AT E412962T1
Authority
AT
Austria
Prior art keywords
recording
disc
tilt
near field
auxiliary beams
Prior art date
Application number
AT06765931T
Other languages
English (en)
Inventor
Ferry Zijp
Coen Verschuren
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 ATE412962T1 publication Critical patent/ATE412962T1/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
    • G11B7/1387—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector using the near-field effect
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
    • 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
    • G11B7/122—Flying-type heads, e.g. analogous to Winchester type in magnetic recording

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Holo Graphy (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
AT06765931T 2005-07-04 2006-06-28 Optische aufnahme- und/oder aufzeichnungsvorrichtung ATE412962T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05106048 2005-07-04

Publications (1)

Publication Number Publication Date
ATE412962T1 true ATE412962T1 (de) 2008-11-15

Family

ID=37488104

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06765931T ATE412962T1 (de) 2005-07-04 2006-06-28 Optische aufnahme- und/oder aufzeichnungsvorrichtung

Country Status (9)

Country Link
US (1) US20080165632A1 (de)
EP (1) EP1905024B1 (de)
JP (1) JP2009500776A (de)
KR (1) KR20080033347A (de)
CN (1) CN101218641A (de)
AT (1) ATE412962T1 (de)
DE (1) DE602006003436D1 (de)
TW (1) TW200729195A (de)
WO (1) WO2007004141A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008120371A1 (ja) * 2007-03-29 2008-10-09 Pioneer Corporation 情報記録再生装置
JP2013101726A (ja) * 2010-03-10 2013-05-23 Panasonic Corp 光ピックアップ、光情報記録再生装置、コンピュータ装置、及び光ディスクレコーダ
WO2012063484A1 (ja) * 2010-11-10 2012-05-18 パナソニック株式会社 光ピックアップ、傾き角度検出方法、光情報装置及び情報処理装置
CN105467781B (zh) * 2014-09-09 2017-12-29 上海微电子装备（集团）股份有限公司 一种具有调焦及倾斜校正设计的标记及对准方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000099987A (ja) * 1998-09-24 2000-04-07 Sanyo Electric Co Ltd 光磁気ヘッド装置
TW440818B (en) * 1999-06-05 2001-06-16 Ind Tech Res Inst Device and method for obtaining and calibrating compact disk's tilt error signals
JP3384393B2 (ja) * 1999-12-15 2003-03-10 日本電気株式会社 光ヘッド装置及び光学式情報記録再生装置並びにラジアルチルト検出方法
US7342869B2 (en) * 2002-07-08 2008-03-11 Sony Corporation Optical-recording medium playback apparatus and optical-recording medium, including flying optical head features
JP4228666B2 (ja) * 2002-11-25 2009-02-25 ソニー株式会社 光学ピックアップ装置、記録再生装置及びギャップ検出方法
US7613082B2 (en) * 2004-05-18 2009-11-03 Sony Corporation Optical pickup device, optical recording and reproducing apparatus and gap detection method
JP2006004596A (ja) * 2004-05-18 2006-01-05 Sony Corp 光学ピックアップ装置、光記録再生装置及びギャップ検出方法
JP2008511089A (ja) * 2004-08-20 2008-04-10 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 光走査装置

Also Published As

Publication number Publication date
WO2007004141A3 (en) 2007-03-22
TW200729195A (en) 2007-08-01
US20080165632A1 (en) 2008-07-10
DE602006003436D1 (de) 2008-12-11
WO2007004141A2 (en) 2007-01-11
EP1905024A2 (de) 2008-04-02
KR20080033347A (ko) 2008-04-16
CN101218641A (zh) 2008-07-09
EP1905024B1 (de) 2008-10-29
JP2009500776A (ja) 2009-01-08

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