JP4228476B2 - 光ヘッド装置 - Google Patents

光ヘッド装置 Download PDF

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Publication number
JP4228476B2
JP4228476B2 JP21310199A JP21310199A JP4228476B2 JP 4228476 B2 JP4228476 B2 JP 4228476B2 JP 21310199 A JP21310199 A JP 21310199A JP 21310199 A JP21310199 A JP 21310199A JP 4228476 B2 JP4228476 B2 JP 4228476B2
Authority
JP
Japan
Prior art keywords
light
optical
head device
point
optical element
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.)
Expired - Fee Related
Application number
JP21310199A
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English (en)
Japanese (ja)
Other versions
JP2001043550A5 (https=
JP2001043550A (ja
Inventor
彰 佐藤
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.)
Konica Minolta Opto Inc
Original Assignee
Konica Minolta Opto 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 Konica Minolta Opto Inc filed Critical Konica Minolta Opto Inc
Priority to JP21310199A priority Critical patent/JP4228476B2/ja
Priority to US09/625,318 priority patent/US6236514B1/en
Publication of JP2001043550A publication Critical patent/JP2001043550A/ja
Publication of JP2001043550A5 publication Critical patent/JP2001043550A5/ja
Application granted granted Critical
Publication of JP4228476B2 publication Critical patent/JP4228476B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1362—Mirrors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • 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
    • G11B7/1384—Fibre optics
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
JP21310199A 1999-07-28 1999-07-28 光ヘッド装置 Expired - Fee Related JP4228476B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP21310199A JP4228476B2 (ja) 1999-07-28 1999-07-28 光ヘッド装置
US09/625,318 US6236514B1 (en) 1999-07-28 2000-07-25 Optical head device and near-field light emitting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21310199A JP4228476B2 (ja) 1999-07-28 1999-07-28 光ヘッド装置

Publications (3)

Publication Number Publication Date
JP2001043550A JP2001043550A (ja) 2001-02-16
JP2001043550A5 JP2001043550A5 (https=) 2006-08-31
JP4228476B2 true JP4228476B2 (ja) 2009-02-25

Family

ID=16633597

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21310199A Expired - Fee Related JP4228476B2 (ja) 1999-07-28 1999-07-28 光ヘッド装置

Country Status (2)

Country Link
US (1) US6236514B1 (https=)
JP (1) JP4228476B2 (https=)

Families Citing this family (45)

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US5910854A (en) * 1993-02-26 1999-06-08 Donnelly Corporation Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices
US5668663A (en) * 1994-05-05 1997-09-16 Donnelly Corporation Electrochromic mirrors and devices
US6891563B2 (en) 1996-05-22 2005-05-10 Donnelly Corporation Vehicular vision system
US8294975B2 (en) 1997-08-25 2012-10-23 Donnelly Corporation Automotive rearview mirror assembly
US6124886A (en) 1997-08-25 2000-09-26 Donnelly Corporation Modular rearview mirror assembly
US6326613B1 (en) 1998-01-07 2001-12-04 Donnelly Corporation Vehicle interior mirror assembly adapted for containing a rain sensor
US6172613B1 (en) 1998-02-18 2001-01-09 Donnelly Corporation Rearview mirror assembly incorporating vehicle information display
US6445287B1 (en) 2000-02-28 2002-09-03 Donnelly Corporation Tire inflation assistance monitoring system
US8288711B2 (en) 1998-01-07 2012-10-16 Donnelly Corporation Interior rearview mirror system with forwardly-viewing camera and a control
US6693517B2 (en) 2000-04-21 2004-02-17 Donnelly Corporation Vehicle mirror assembly communicating wirelessly with vehicle accessories and occupants
US6477464B2 (en) 2000-03-09 2002-11-05 Donnelly Corporation Complete mirror-based global-positioning system (GPS) navigation solution
US6329925B1 (en) 1999-11-24 2001-12-11 Donnelly Corporation Rearview mirror assembly with added feature modular display
JP2001176118A (ja) * 1999-12-15 2001-06-29 Minolta Co Ltd 光ヘッド、記録再生装置、および固浸レンズ
US7167796B2 (en) 2000-03-09 2007-01-23 Donnelly Corporation Vehicle navigation system for use with a telematics system
US7195381B2 (en) 2001-01-23 2007-03-27 Donnelly Corporation Vehicle interior LED lighting system
WO2001064481A2 (en) 2000-03-02 2001-09-07 Donnelly Corporation Video mirror systems incorporating an accessory module
US7370983B2 (en) 2000-03-02 2008-05-13 Donnelly Corporation Interior mirror assembly with display
JP2001325744A (ja) * 2000-05-16 2001-11-22 Minolta Co Ltd 光ヘッドの製造方法
US6707026B2 (en) * 2000-08-04 2004-03-16 Minolta Co., Ltd. Solid immersion mirror and reproducing apparatus
US7255451B2 (en) 2002-09-20 2007-08-14 Donnelly Corporation Electro-optic mirror cell
US7581859B2 (en) 2005-09-14 2009-09-01 Donnelly Corp. Display device for exterior rearview mirror
KR100400543B1 (ko) * 2001-03-17 2003-10-08 엘지전자 주식회사 광 기록 및 재생 시스템용 렌즈
KR100451156B1 (ko) * 2001-11-30 2004-10-02 엘지전자 주식회사 근접장 광기록재생장치
CN1308918C (zh) 2002-01-07 2007-04-04 希捷科技有限公司 在数据存储介质上记录信息的写入头、磁盘驱动器存储系统和方法
US6918674B2 (en) * 2002-05-03 2005-07-19 Donnelly Corporation Vehicle rearview mirror system
WO2003105099A1 (en) 2002-06-06 2003-12-18 Donnelly Corporation Interior rearview mirror system with compass
US7329013B2 (en) 2002-06-06 2008-02-12 Donnelly Corporation Interior rearview mirror system with compass
US20040032728A1 (en) * 2002-08-19 2004-02-19 Robert Galli Optical assembly for LED chip package
US7310177B2 (en) 2002-09-20 2007-12-18 Donnelly Corporation Electro-optic reflective element assembly
US7274501B2 (en) * 2002-09-20 2007-09-25 Donnelly Corporation Mirror reflective element assembly
WO2004032118A1 (en) * 2002-09-30 2004-04-15 Seagate Technology Llc Planar waveguide for heat assisted magnetic recording
JP4100155B2 (ja) * 2002-12-05 2008-06-11 オムロン株式会社 発光光源、発光光源アレイ及び当該発光光源を用いた機器
US7289037B2 (en) 2003-05-19 2007-10-30 Donnelly Corporation Mirror assembly for vehicle
US7446924B2 (en) 2003-10-02 2008-11-04 Donnelly Corporation Mirror reflective element assembly including electronic component
US7308341B2 (en) 2003-10-14 2007-12-11 Donnelly Corporation Vehicle communication system
JP2005196842A (ja) * 2004-01-05 2005-07-21 Funai Electric Co Ltd 光ピックアップ装置
EP1883855B1 (en) 2005-05-16 2011-07-20 Donnelly Corporation Vehicle mirror assembly with indicia at reflective element
KR100738078B1 (ko) * 2005-10-12 2007-07-12 삼성전자주식회사 근접장광발생장치와 이를 채용한 열보조 자기기록헤드
CN101535087B (zh) 2005-11-01 2013-05-15 唐纳利公司 具有显示装置的内部后视镜
TWI300153B (en) * 2005-12-23 2008-08-21 Innolux Display Corp Led, scanning backlight and liquid crystal display
JP4093285B2 (ja) * 2006-08-23 2008-06-04 コニカミノルタオプト株式会社 光学素子及び光ヘッド
US8154418B2 (en) 2008-03-31 2012-04-10 Magna Mirrors Of America, Inc. Interior rearview mirror system
US8092704B2 (en) * 2008-12-30 2012-01-10 Hitachi Global Storage Technologies Netherlands B.V. System, method and apparatus for fabricating a c-aperture or E-antenna plasmonic near field source for thermal assisted recording applications
US8169881B2 (en) * 2008-12-31 2012-05-01 Hitachi Global Storage Technologies Netherlands B.V. Thermally assisted recording head having recessed waveguide with near field transducer and methods of making same
EP2431783A1 (en) * 2010-09-20 2012-03-21 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO Optical Probe comprising transparent monolithic body with refracting and reflecting surface parts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH07176070A (ja) * 1993-12-20 1995-07-14 Matsushita Electric Ind Co Ltd 浮上式光ヘッド及び光記録再生装置
KR100230242B1 (ko) * 1994-12-26 1999-11-15 윤종용 고밀도 광기록방법 및 그 장치
US5729393A (en) * 1996-04-03 1998-03-17 Digital Papyrus Corporation Optical flying head with solid immersion lens having raised central surface facing medium

Also Published As

Publication number Publication date
US6236514B1 (en) 2001-05-22
JP2001043550A (ja) 2001-02-16

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