DE602006004393D1 - Vorrichtung für optische Aufzeichnung und Wiedergabe, optischer Kopf, Verfahren für optische Aufzeichnung und Wiedergabe sowie Verfahren zur Schräglagenerkennung - Google Patents

Vorrichtung für optische Aufzeichnung und Wiedergabe, optischer Kopf, Verfahren für optische Aufzeichnung und Wiedergabe sowie Verfahren zur Schräglagenerkennung

Info

Publication number
DE602006004393D1
DE602006004393D1 DE602006004393T DE602006004393T DE602006004393D1 DE 602006004393 D1 DE602006004393 D1 DE 602006004393D1 DE 602006004393 T DE602006004393 T DE 602006004393T DE 602006004393 T DE602006004393 T DE 602006004393T DE 602006004393 D1 DE602006004393 D1 DE 602006004393D1
Authority
DE
Germany
Prior art keywords
optical recording
reproducing
optical
skew detecting
reproducing apparatus
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.)
Active
Application number
DE602006004393T
Other languages
English (en)
Inventor
Kimihiro Saito
Tsutomu Ishimoto
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE602006004393D1 publication Critical patent/DE602006004393D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G11B7/08—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
    • G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier
    • 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
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE602006004393T 2005-05-13 2006-05-10 Vorrichtung für optische Aufzeichnung und Wiedergabe, optischer Kopf, Verfahren für optische Aufzeichnung und Wiedergabe sowie Verfahren zur Schräglagenerkennung Active DE602006004393D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005141399 2005-05-13
JP2006109105A JP2006344351A (ja) 2005-05-13 2006-04-11 光記録再生装置、光学ヘッド、光記録再生方法及びスキュー検出方法

Publications (1)

Publication Number Publication Date
DE602006004393D1 true DE602006004393D1 (de) 2009-02-05

Family

ID=36699212

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006004393T Active DE602006004393D1 (de) 2005-05-13 2006-05-10 Vorrichtung für optische Aufzeichnung und Wiedergabe, optischer Kopf, Verfahren für optische Aufzeichnung und Wiedergabe sowie Verfahren zur Schräglagenerkennung

Country Status (6)

Country Link
US (1) US7462855B2 (de)
EP (1) EP1724771B1 (de)
JP (1) JP2006344351A (de)
KR (1) KR20060117213A (de)
DE (1) DE602006004393D1 (de)
TW (1) TW200735071A (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005259329A (ja) * 2004-02-12 2005-09-22 Sony Corp チルト制御方法及び光ディスク装置。
US8737178B2 (en) * 2006-09-05 2014-05-27 Seagate Technology Llc Alignment feature for near-field transducers
JPWO2008114406A1 (ja) * 2007-03-20 2010-07-01 パイオニア株式会社 光ピックアップ、及び再生装置
JP2009070467A (ja) * 2007-09-12 2009-04-02 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の制御方法
JP2009158007A (ja) 2007-12-26 2009-07-16 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制御方法
JP2010033688A (ja) 2008-02-28 2010-02-12 Sony Corp 光学ピックアップ装置及び記録再生装置
EP2500904A1 (de) * 2008-03-18 2012-09-19 Panasonic Corporation Optisches Aufzeichnungsmedium
KR100958588B1 (ko) * 2008-05-22 2010-05-18 삼성전자주식회사 근접장 광디스크 구동기에서 갭 풀인 방법 및 그와 같은기능을 갖는 광디스크 구동 장치
US8040774B2 (en) 2008-07-10 2011-10-18 Panasonic Corporation Optical disk device and tilt correction method for optical disk device
KR20100068865A (ko) * 2008-12-15 2010-06-24 삼성전자주식회사 광픽업용 액츄에이터 및 광 기록/재생 장치
CN102097111B (zh) * 2009-12-15 2012-12-19 建兴电子科技股份有限公司 近场光盘机的倾斜控制方法
CN102770918B (zh) 2010-02-26 2014-12-24 松下电器产业株式会社 光学信息再生装置、光学信息记录装置、光学信息再生方法及光学信息记录方法
NL2006458A (en) 2010-05-05 2011-11-08 Asml Netherlands Bv Lithographic apparatus and device manufacturing method.
CN102934166A (zh) 2010-11-10 2013-02-13 松下电器产业株式会社 拾光器、倾斜角度检测方法、光信息装置及信息处理装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2866160B2 (ja) 1990-07-19 1999-03-08 パイオニア株式会社 光学式ディスクプレーヤ
US5125750A (en) * 1991-03-14 1992-06-30 The Board Of Trustees Of The Leland Stanford Junior University Optical recording system employing a solid immersion lens
JPH07272299A (ja) * 1994-03-31 1995-10-20 Nippon Columbia Co Ltd 光ディスクの傾き検出方法および傾き検出機能を有する光学ヘッド
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
JP2002117570A (ja) * 2000-10-03 2002-04-19 Fujitsu Ltd 光記録媒体処理装置
KR100882306B1 (ko) * 2001-08-31 2009-02-10 소니 가부시끼 가이샤 광학픽업장치 및 기록재생장치
KR20030056573A (ko) * 2001-12-28 2003-07-04 한국전자통신연구원 고체 결상 렌즈의 경사각 측정 장치
US7342869B2 (en) * 2002-07-08 2008-03-11 Sony Corporation Optical-recording medium playback apparatus and optical-recording medium, including flying optical head features
US7002886B2 (en) * 2002-11-22 2006-02-21 Industrial Technology Research Institute SIL near-field flying head structure to control gap between disc and SIL with three sensor points in front of lens holder
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
US20060255247A1 (en) 2006-11-16
EP1724771B1 (de) 2008-12-24
TW200735071A (en) 2007-09-16
US7462855B2 (en) 2008-12-09
JP2006344351A (ja) 2006-12-21
KR20060117213A (ko) 2006-11-16
TWI320178B (de) 2010-02-01
EP1724771A1 (de) 2006-11-22

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Legal Events

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)