ATE413680T1 - Verfahren und vorrichtung für erhöhte robustheit von optischen nahfeldsystemen - Google Patents

Verfahren und vorrichtung für erhöhte robustheit von optischen nahfeldsystemen

Info

Publication number
ATE413680T1
ATE413680T1 AT05825450T AT05825450T ATE413680T1 AT E413680 T1 ATE413680 T1 AT E413680T1 AT 05825450 T AT05825450 T AT 05825450T AT 05825450 T AT05825450 T AT 05825450T AT E413680 T1 ATE413680 T1 AT E413680T1
Authority
AT
Austria
Prior art keywords
near field
optical near
increased robustness
field systems
optical system
Prior art date
Application number
AT05825450T
Other languages
English (en)
Inventor
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 ATE413680T1 publication Critical patent/ATE413680T1/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
    • G11B7/08—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
    • G11B7/12—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
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • 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
    • G11B7/0908—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 for focusing only
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/12—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using near-field interactions; Record carriers therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Wire Bonding (AREA)
AT05825450T 2004-12-21 2005-12-15 Verfahren und vorrichtung für erhöhte robustheit von optischen nahfeldsystemen ATE413680T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04106801 2004-12-21

Publications (1)

Publication Number Publication Date
ATE413680T1 true ATE413680T1 (de) 2008-11-15

Family

ID=36123931

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05825450T ATE413680T1 (de) 2004-12-21 2005-12-15 Verfahren und vorrichtung für erhöhte robustheit von optischen nahfeldsystemen

Country Status (10)

Country Link
US (1) US20090245054A1 (de)
EP (1) EP1831880B1 (de)
JP (1) JP2008524776A (de)
KR (1) KR20070104556A (de)
CN (1) CN101084545A (de)
AT (1) ATE413680T1 (de)
DE (1) DE602005010907D1 (de)
MY (1) MY140784A (de)
TW (1) TW200632893A (de)
WO (1) WO2006067702A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090079703A (ko) * 2008-01-18 2009-07-22 삼성전자주식회사 근접장 광디스크 구동기에서 갭 서보 제어 방법 및 장치
JP2010135029A (ja) * 2008-12-05 2010-06-17 Sony Corp 光ディスク装置及び光ディスク駆動制御方法
US9927722B2 (en) 2015-02-25 2018-03-27 Asml Netherlands B.V. Method and apparatus for inspection and metrology

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6243350B1 (en) * 1996-05-01 2001-06-05 Terastor Corporation Optical storage systems with flying optical heads for near-field recording and reading
JP3906958B2 (ja) * 1999-08-11 2007-04-18 ソニー株式会社 光ディスク装置及び光ディスク装置のフォーカス制御方法
JP3956547B2 (ja) * 1999-09-07 2007-08-08 ソニー株式会社 光記録装置、光記録及び／又は再生方法
US6714499B2 (en) * 2000-01-27 2004-03-30 Tosoh Corporation Flying optical recording/playback head and method for controlling the flying height
JP2002319149A (ja) * 2001-04-19 2002-10-31 Sony Corp 信号記録装置、信号再生装置、及びそれらの制御方法
JP2002319157A (ja) * 2001-04-19 2002-10-31 Sony Corp 信号記録装置、信号再生装置、及びそれらの方法
JP4049098B2 (ja) * 2001-08-31 2008-02-20 ソニー株式会社 光学ピックアップ装置、記録再生装置、ギャップ検出方法及び制御方法
JP4186526B2 (ja) * 2002-07-01 2008-11-26 ソニー株式会社 情報記録および／または再生装置と光学ヘッド
KR100518562B1 (ko) * 2003-03-14 2005-10-04 삼성전자주식회사 데이터 기록 장치 및 그 방법과 데이터 재생 장치 및 그방법
JP4305043B2 (ja) * 2003-05-12 2009-07-29 ソニー株式会社 情報記録装置及び情報再生装置
JP3826901B2 (ja) * 2003-06-04 2006-09-27 船井電機株式会社 光ディスク装置
US7336569B2 (en) * 2004-06-03 2008-02-26 Dcard, Inc. Optical disk tracking servo circuit enabled to compensate for non-continuous track segments or prolonged defect

Also Published As

Publication number Publication date
WO2006067702A1 (en) 2006-06-29
TW200632893A (en) 2006-09-16
US20090245054A1 (en) 2009-10-01
EP1831880B1 (de) 2008-11-05
JP2008524776A (ja) 2008-07-10
EP1831880A1 (de) 2007-09-12
KR20070104556A (ko) 2007-10-26
CN101084545A (zh) 2007-12-05
DE602005010907D1 (de) 2008-12-18
MY140784A (en) 2010-01-15

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