DE68924303D1 - Optische Kopfanordnung. - Google Patents

Optische Kopfanordnung.

Info

Publication number
DE68924303D1
DE68924303D1 DE68924303T DE68924303T DE68924303D1 DE 68924303 D1 DE68924303 D1 DE 68924303D1 DE 68924303 T DE68924303 T DE 68924303T DE 68924303 T DE68924303 T DE 68924303T DE 68924303 D1 DE68924303 D1 DE 68924303D1
Authority
DE
Germany
Prior art keywords
optical head
head arrangement
arrangement
optical
head
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
DE68924303T
Other languages
English (en)
Other versions
DE68924303T2 (de
Inventor
Yutaka C O Nec Corporat Hirose
Yutaka C O Nec Corpor Yamanaka
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.)
NEC Corp
Original Assignee
NEC 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
Priority claimed from JP63147241A external-priority patent/JP2638086B2/ja
Priority claimed from JP63147243A external-priority patent/JPH0834012B2/ja
Priority claimed from JP63164027A external-priority patent/JP2641905B2/ja
Priority claimed from JP63164025A external-priority patent/JP2580725B2/ja
Priority claimed from JP63164026A external-priority patent/JP2621375B2/ja
Priority claimed from JP63164029A external-priority patent/JP2580726B2/ja
Priority claimed from JP63245063A external-priority patent/JP2586600B2/ja
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE68924303D1 publication Critical patent/DE68924303D1/de
Application granted granted Critical
Publication of DE68924303T2 publication Critical patent/DE68924303T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/128—Modulators
    • 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
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • 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
    • G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops

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)
DE68924303T 1988-06-14 1989-06-13 Optische Kopfanordnung. Expired - Fee Related DE68924303T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP63147241A JP2638086B2 (ja) 1988-06-14 1988-06-14 光ヘッド装置及び情報記録再生方法
JP63147243A JPH0834012B2 (ja) 1988-06-14 1988-06-14 光ヘッド装置及び情報記録再生方法
JP63164025A JP2580725B2 (ja) 1988-06-29 1988-06-29 光ヘッド装置
JP63164026A JP2621375B2 (ja) 1988-06-29 1988-06-29 光ヘッド装置
JP63164029A JP2580726B2 (ja) 1988-06-29 1988-06-29 光ヘッド装置
JP63164027A JP2641905B2 (ja) 1988-06-29 1988-06-29 光ヘッド装置
JP63245063A JP2586600B2 (ja) 1988-09-28 1988-09-28 光ヘッド装置

Publications (2)

Publication Number Publication Date
DE68924303D1 true DE68924303D1 (de) 1995-10-26
DE68924303T2 DE68924303T2 (de) 1996-02-29

Family

ID=27566114

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68924303T Expired - Fee Related DE68924303T2 (de) 1988-06-14 1989-06-13 Optische Kopfanordnung.

Country Status (3)

Country Link
US (1) US5121378A (de)
EP (2) EP0346844B1 (de)
DE (1) DE68924303T2 (de)

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US5172366A (en) * 1988-09-19 1992-12-15 Pioneer Electronic Corporation Optical information reproducing apparatus with selective photodetector output
NL9000463A (nl) * 1989-06-19 1991-01-16 Pioneer Electronic Corp Optische informatieweergeefinrichting.
JP2723986B2 (ja) * 1989-08-02 1998-03-09 株式会社日立製作所 光ディスク原盤の作製方法
US5218596A (en) * 1990-04-27 1993-06-08 Victor Company Of Japan, Ltd. Optical disc apparatus having a particular lasar source orientation
US5774444A (en) * 1990-05-25 1998-06-30 Hitachi, Ltd. Split photo detector for detecting a central portion and a peripheral portion of a reflected light beam
US5247510A (en) * 1990-06-29 1993-09-21 Digital Equipment Corporation Increasing storage density of optical data media by detecting a selected portion of a light spot image corresponding to a single domain
JPH0492236A (ja) * 1990-08-07 1992-03-25 Asahi Optical Co Ltd 光ディスク装置の光学系
US5638211A (en) 1990-08-21 1997-06-10 Nikon Corporation Method and apparatus for increasing the resolution power of projection lithography exposure system
US7656504B1 (en) 1990-08-21 2010-02-02 Nikon Corporation Projection exposure apparatus with luminous flux distribution
US5719704A (en) 1991-09-11 1998-02-17 Nikon Corporation Projection exposure apparatus
US6252647B1 (en) 1990-11-15 2001-06-26 Nikon Corporation Projection exposure apparatus
US6967710B2 (en) 1990-11-15 2005-11-22 Nikon Corporation Projection exposure apparatus and method
US6897942B2 (en) 1990-11-15 2005-05-24 Nikon Corporation Projection exposure apparatus and method
US6710855B2 (en) 1990-11-15 2004-03-23 Nikon Corporation Projection exposure apparatus and method
US6885433B2 (en) 1990-11-15 2005-04-26 Nikon Corporation Projection exposure apparatus and method
JPH04281231A (ja) * 1990-11-30 1992-10-06 Toshiba Corp 光集束光学系
US5218582A (en) * 1990-12-03 1993-06-08 Eastman Kodak Company Magneto-optic readout using a polarization-preserving optical guide
US5305054A (en) 1991-02-22 1994-04-19 Canon Kabushiki Kaisha Imaging method for manufacture of microdevices
US6128068A (en) * 1991-02-22 2000-10-03 Canon Kabushiki Kaisha Projection exposure apparatus including an illumination optical system that forms a secondary light source with a particular intensity distribution
JPH04324129A (ja) * 1991-04-23 1992-11-13 Pioneer Electron Corp 光ヘッド装置
US5530641A (en) * 1991-05-17 1996-06-25 Olympus Optical Co., Ltd. Optical recording medium having grooves and lands and/or plural pit lines, and reproducing apparatus therefor
US5231624A (en) * 1991-08-01 1993-07-27 Tandy Corporation System and method using a reduce profile light beam for high density recording on optical media
JPH0536586A (ja) * 1991-08-02 1993-02-12 Canon Inc 像投影方法及び該方法を用いた半導体デバイスの製造方法
US5619488A (en) * 1991-09-07 1997-04-08 Fuji Xerox Co., Ltd. Information recording device
JPH0572497A (ja) * 1991-09-11 1993-03-26 Sharp Corp 一体型光素子および基板型光素子
ATE172551T1 (de) * 1992-02-10 1998-11-15 Tadahiro Ohmi Lithographisches verfahren
US5349592A (en) * 1992-02-27 1994-09-20 Kabushiki Kaisha Toshiba Super-resolution optical element for use in image forming apparatus
JPH0695038A (ja) * 1992-03-19 1994-04-08 Matsushita Electric Ind Co Ltd 超解像走査光学装置、光学装置の超解像用光源装置及び光学装置の超解像用フィルター
JP3210123B2 (ja) * 1992-03-27 2001-09-17 キヤノン株式会社 結像方法及び該方法を用いたデバイス製造方法
JP3278896B2 (ja) * 1992-03-31 2002-04-30 キヤノン株式会社 照明装置及びそれを用いた投影露光装置
JP3210090B2 (ja) * 1992-09-11 2001-09-17 パイオニア株式会社 光ディスク再生システム
JP3133509B2 (ja) 1992-09-29 2001-02-13 パイオニア株式会社 光ディスク及び光ディスク駆動装置
US5479011A (en) * 1992-12-18 1995-12-26 Spectra-Physics Scanning Systems, Inc. Variable focus optical system for data reading
US5386105A (en) * 1993-06-07 1995-01-31 Psc Inc. Diffractive optical beam shaping methods and apparatus for providing enhanced depth of working range of bar code scanners
JP2664327B2 (ja) * 1993-06-21 1997-10-15 富士通株式会社 光学的ヘッド及び光学的記録再生方法
JPH07141687A (ja) * 1993-11-17 1995-06-02 Pioneer Video Corp 光学装置
JP3261244B2 (ja) * 1993-12-17 2002-02-25 ブラザー工業株式会社 走査光学装置
JP2655066B2 (ja) * 1993-12-28 1997-09-17 日本電気株式会社 超解像光ヘッド装置
JPH07234382A (ja) * 1994-02-24 1995-09-05 Matsushita Electric Ind Co Ltd 超解像走査光学装置
JP2655077B2 (ja) * 1994-05-17 1997-09-17 日本電気株式会社 光ヘッド装置
EP0687956B2 (de) * 1994-06-17 2005-11-23 Carl Zeiss SMT AG Beleuchtungseinrichtung
US5600620A (en) * 1994-11-08 1997-02-04 Nec Corporation Optical head apparatus having means to eliminate noise caused by side-lobes
EP0713216B1 (de) * 1994-11-15 2001-10-17 Nec Corporation Optischer Kopf unter Verwendung der Hyperauflösungstechnik
JPH08212612A (ja) * 1994-11-17 1996-08-20 Canon Inc 光学的情報記録再生装置及び該装置用光ヘッド
US5708648A (en) * 1995-05-31 1998-01-13 Nec Corporation Optical head apparatus including light focusing and refocusing lens systems
JPH0991761A (ja) * 1995-09-28 1997-04-04 Sony Corp 光記録媒体
US6014360A (en) * 1996-03-18 2000-01-11 Seiko Epson Corporation Optical recording medium having a track pitch less than the wavelength of a laser beam
US5917800A (en) * 1996-04-26 1999-06-29 Daewoo Electronics Co., Ltd. Optical pickup device for reproducing discs of two types with different densities by double beam focuses of different sizes
US6167016A (en) * 1997-04-11 2000-12-26 Aerial Imaging Corporation Optical head with a diffractive lens for focusing a laser beam
KR100322599B1 (ko) * 1998-12-23 2002-03-08 윤종용 광픽업장치
DE19936007A1 (de) 1999-08-04 2001-02-15 Thomson Brandt Gmbh Gerät zum Lesen und/oder Beschreiben optischer Aufzeichnungsträger
US7154837B2 (en) * 2000-05-31 2006-12-26 Matsushita Electric Industrial Co., Ltd. Optical pickup and optical information recording/reproducing device
KR20030019692A (ko) * 2001-08-30 2003-03-07 삼성전자주식회사 다중광 형성 방법
US7079256B2 (en) * 2003-08-09 2006-07-18 Chian Chiu Li Interferometric optical apparatus and method for measurements
JP4849939B2 (ja) * 2006-04-10 2012-01-11 Ｈｏｙａ株式会社 光情報記録再生装置
US8018815B2 (en) * 2008-08-15 2011-09-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Micro-Fresnel zone plate optical devices using densely accumulated ray points
US8174695B2 (en) * 2008-08-15 2012-05-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Arrayed micro-ring spectrometer system and method of use

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US4179708A (en) * 1978-02-27 1979-12-18 Rca Corporation Optical playback system having increased depth-of-field
US4339177A (en) * 1978-04-11 1982-07-13 Solartron Electronic Group Limited Optical apparatus for controlling the distribution of illumination
JPS5864650A (ja) * 1981-10-14 1983-04-18 Mansei Kogyo Kk 光学的情報再生装置
JPS5870434A (ja) * 1981-10-22 1983-04-26 Toshiba Corp 光学ヘツド
NL8104946A (nl) * 1981-11-02 1983-06-01 Philips Nv Inrichting voor het uitlezen en/of inschrijven van een optisch uitleesbare informatiestructuur op een registratiedrager.
JPS618744A (ja) * 1984-06-22 1986-01-16 Fuji Photo Film Co Ltd 光デイスク装置のフオ−カス誤差検出装置
JPS6124033A (ja) * 1984-07-13 1986-02-01 Sony Corp 光学式ヘツドのトラツキング誤差検出装置
JPS61133052A (ja) * 1984-12-03 1986-06-20 Hitachi Ltd 光学的記録再生装置
CA1257392A (en) * 1985-03-20 1989-07-11 Masayuki Kato Optical pickup with hologram lenses
JPS6292240A (ja) * 1985-10-18 1987-04-27 Matsushita Electric Ind Co Ltd 光学的情報記録装置
EP0229035B1 (de) * 1986-01-08 1993-08-18 Victor Company Of Japan, Limited Optische Aufnahme und/oder Wiedergabe von Informationssignalen
JPS62185251A (ja) * 1986-02-12 1987-08-13 Ricoh Co Ltd 光メモリ−デイスク光照射方法
JPS63306413A (ja) * 1987-06-09 1988-12-14 Olympus Optical Co Ltd 走査型光学顕微鏡

Also Published As

Publication number Publication date
DE68924303T2 (de) 1996-02-29
EP0346844A3 (de) 1991-11-06
EP0646911A3 (de) 1995-08-23
EP0646911A2 (de) 1995-04-05
US5121378A (en) 1992-06-09
EP0346844A2 (de) 1989-12-20
EP0346844B1 (de) 1995-09-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee