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TWI263211B - Methods and apparatus for optical disk drives - Google Patents

Methods and apparatus for optical disk drives

Info

Publication number
TWI263211B
TWI263211B TW091132121A TW91132121A TWI263211B TW I263211 B TWI263211 B TW I263211B TW 091132121 A TW091132121 A TW 091132121A TW 91132121 A TW91132121 A TW 91132121A TW I263211 B TWI263211 B TW I263211B
Authority
TW
Taiwan
Prior art keywords
lens unit
optical disk
individual
focusing lens
directing
Prior art date
Application number
TW091132121A
Other languages
English (en)
Other versions
TW200406756A (en
Inventor
Isaia Glaser-Inbari
Rann Glaser
Original Assignee
Mmri Photonics Ltd
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 Mmri Photonics Ltd filed Critical Mmri Photonics Ltd
Publication of TW200406756A publication Critical patent/TW200406756A/zh
Application granted granted Critical
Publication of TWI263211B publication Critical patent/TWI263211B/zh

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08547Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
    • G11B7/08564Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements using galvanomirrors
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1356Double or multiple prisms, i.e. having two or more prisms in cooperation
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1359Single prisms
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372Lenses
    • G11B7/1374Objective lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Mechanical Optical Scanning Systems (AREA)
TW091132121A 2001-10-30 2002-10-29 Methods and apparatus for optical disk drives TWI263211B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/984,369 US6801350B2 (en) 2001-10-30 2001-10-30 Methods and apparatus for optical disk drives using optical scanning

Publications (2)

Publication Number Publication Date
TW200406756A TW200406756A (en) 2004-05-01
TWI263211B true TWI263211B (en) 2006-10-01

Family

ID=25530492

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091132121A TWI263211B (en) 2001-10-30 2002-10-29 Methods and apparatus for optical disk drives

Country Status (6)

Country Link
US (1) US6801350B2 (zh)
EP (1) EP1449207A2 (zh)
JP (1) JP2005508063A (zh)
AU (1) AU2002361581A1 (zh)
TW (1) TWI263211B (zh)
WO (1) WO2003038818A2 (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060087929A1 (en) * 2002-07-01 2006-04-27 Mmri Photonics Ltd. Optical disk drive using one dimensional scanning
US20050000438A1 (en) * 2003-07-03 2005-01-06 Lim Brian Y. Apparatus and method for fabrication of nanostructures using multiple prongs of radiating energy
US20050052982A1 (en) * 2003-09-09 2005-03-10 Lucere, Lp Virtual head for generating a multi-dimensional data signal
TW200631005A (en) 2004-10-25 2006-09-01 Koninkl Philips Electronics Nv Optical device for scanning an information carrier
KR102113562B1 (ko) 2010-05-25 2020-05-21 쓰리엠 이노베이티브 프로퍼티즈 컴파니 렌즈 노출형 재귀반사성 물품
KR101807691B1 (ko) * 2011-01-11 2017-12-12 삼성전자주식회사 3차원 디스플레이장치
WO2012136434A2 (en) * 2011-04-08 2012-10-11 Asml Netherlands B.V. Lithographic apparatus, programmable patterning device and lithographic method
JP2013031634A (ja) * 2011-06-30 2013-02-14 Canon Inc 撮像装置
KR101316568B1 (ko) * 2012-03-14 2013-10-15 한국식품연구원 테라파를 이용한 고 분해능 물체 검사 장치
KR102851333B1 (ko) * 2020-05-29 2025-08-28 삼성전자주식회사 레이저 본딩 장치 및 그의 레이저 본딩 방법
US11579014B1 (en) * 2020-08-20 2023-02-14 Amazon Technologies, Inc. Optical detector system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550249A (en) 1983-04-21 1985-10-29 At&T Bell Laboratories Optical disc read/write apparatus
JPH0573944A (ja) 1991-09-17 1993-03-26 Seiko Epson Corp 光デイスクメモリ装置
JP2733399B2 (ja) 1991-12-04 1998-03-30 シャープ株式会社 光ピックアップ装置、及びホログラム素子
US5872663A (en) * 1992-03-06 1999-02-16 Quantum Corporation Apparatus and method for fabricating a deflection mirror tower
TW224169B (zh) 1992-06-19 1994-05-21 Philips Nv
IL109426A (en) 1994-04-25 1999-05-09 Glaser Inbari Isaia Rapid random-access optical scanner and method
US5761162A (en) * 1996-10-31 1998-06-02 Eastman Kodak Company Multi-element prism for optical heads

Also Published As

Publication number Publication date
JP2005508063A (ja) 2005-03-24
US20030086141A1 (en) 2003-05-08
WO2003038818A3 (en) 2003-11-20
TW200406756A (en) 2004-05-01
WO2003038818A2 (en) 2003-05-08
EP1449207A2 (en) 2004-08-25
AU2002361581A1 (en) 2003-05-12
US6801350B2 (en) 2004-10-05

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees