DE69936490D1 - Optischer nahfeldkopf für speicher - Google Patents

Optischer nahfeldkopf für speicher

Info

Publication number
DE69936490D1
DE69936490D1 DE69936490T DE69936490T DE69936490D1 DE 69936490 D1 DE69936490 D1 DE 69936490D1 DE 69936490 T DE69936490 T DE 69936490T DE 69936490 T DE69936490 T DE 69936490T DE 69936490 D1 DE69936490 D1 DE 69936490D1
Authority
DE
Germany
Prior art keywords
storage
closing head
optical closing
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
DE69936490T
Other languages
English (en)
Other versions
DE69936490T2 (de
Inventor
Nobuyuki Kasama
Yasuyuki Mitsuoka
Norio Chiba
Takashi Niwa
Kunio Nakajima
Manabu Oumi
Kenji Kato
Masataka Shinogi
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments 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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Application granted granted Critical
Publication of DE69936490D1 publication Critical patent/DE69936490D1/de
Publication of DE69936490T2 publication Critical patent/DE69936490T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/122Flying-type heads, e.g. analogous to Winchester type in magnetic recording
    • 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
    • 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
    • G11B7/123Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • G11B7/124Integrated head arrangements, e.g. with source and detectors mounted on the same substrate the integrated head arrangements including waveguides
    • 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
    • G11B7/1387Means for guiding the beam from the source to the record carrier or from the record carrier to the detector using the near-field effect
    • 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
    • G11B7/22Apparatus or processes for the manufacture of optical heads, e.g. assembly
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00Nanotechnology
    • Y10S977/84Manufacture, treatment, or detection of nanostructure
    • Y10S977/849Manufacture, treatment, or detection of nanostructure with scanning probe
    • Y10S977/86Scanning probe structure
    • Y10S977/862Near-field probe

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Integrated Circuits (AREA)
DE69936490T 1998-02-25 1999-02-22 Optischer nahfeldkopf für speicher Expired - Fee Related DE69936490T2 (de)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP4371898 1998-02-25
JP4371598 1998-02-25
JP4371598 1998-02-25
JP4371898 1998-02-25
JP454899 1999-01-11
JP454899 1999-01-11
JP680299 1999-01-13
JP00680299A JP4083330B2 (ja) 1998-02-25 1999-01-13 近視野光メモリヘッド
PCT/JP1999/000781 WO1999044198A1 (fr) 1998-02-25 1999-02-22 Tete de memoire optique dans le champ proche

Publications (2)

Publication Number Publication Date
DE69936490D1 true DE69936490D1 (de) 2007-08-23
DE69936490T2 DE69936490T2 (de) 2008-03-20

Family

ID=27454107

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69936490T Expired - Fee Related DE69936490T2 (de) 1998-02-25 1999-02-22 Optischer nahfeldkopf für speicher

Country Status (5)

Country Link
US (1) US6376827B1 (de)
EP (2) EP1684275A3 (de)
JP (1) JP4083330B2 (de)
DE (1) DE69936490T2 (de)
WO (1) WO1999044198A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4162292B2 (ja) * 1998-07-07 2008-10-08 セイコーインスツル株式会社 情報記録媒体および情報再生装置
DE69940577D1 (de) * 1998-11-09 2009-04-23 Seiko Instr Inc Nahfeld Abtastkopf und Herstellungsverfahren dafür
JP4184570B2 (ja) 2000-04-18 2008-11-19 セイコーインスツル株式会社 情報記録再生装置
EP1148477B1 (de) * 2000-04-18 2005-01-05 Seiko Instruments Inc. Informationsaufzeichnungs- und -wiedergabevorrichtung
US7170842B2 (en) * 2001-02-15 2007-01-30 Hewlett-Packard Development Company, L.P. Methods for conducting current between a scanned-probe and storage medium
AU2002326935A1 (en) * 2002-01-07 2003-07-30 Seagate Technology Llc Write head and method for recording information on a data storage medium
US7596072B2 (en) * 2004-12-22 2009-09-29 Seagate Technology Llc Optical recording using a waveguide structure and a phase change medium
US7869309B2 (en) * 2005-08-11 2011-01-11 Seagate Technology Llc Dual wire integrated WAMR/HAMR writing head
JP4236673B2 (ja) * 2006-04-12 2009-03-11 株式会社日立製作所 近接場光発生器及び近接場光記録再生装置
JP4620166B2 (ja) * 2009-12-04 2011-01-26 セイコーインスツル株式会社 近視野光ヘッド及びその製造方法
JP2011210306A (ja) * 2010-03-29 2011-10-20 Toshiba Corp 光ヘッド及び光記録再生装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3477271D1 (en) 1984-12-28 1989-04-20 Ibm Waveguide for an optical near-field microscope
JP3074357B2 (ja) * 1991-10-03 2000-08-07 セイコーインスツルメンツ株式会社 微細表面観察装置
JP3268797B2 (ja) * 1991-10-09 2002-03-25 オリンパス光学工業株式会社 光導入装置
US5354985A (en) * 1993-06-03 1994-10-11 Stanford University Near field scanning optical and force microscope including cantilever and optical waveguide
GB2294759A (en) 1993-07-22 1996-05-08 British Tech Group Intelligent sensor for near field optical device
JPH08103361A (ja) 1994-06-06 1996-04-23 Kunio Ichinose 食 器
JP3157083B2 (ja) * 1994-10-05 2001-04-16 セイコーインスツルメンツ株式会社 光記録装置
JPH09231608A (ja) * 1995-12-19 1997-09-05 Mitsubishi Electric Corp 光学情報システムおよび近視野光学顕微鏡
JP3260619B2 (ja) * 1996-03-19 2002-02-25 セイコーインスツルメンツ株式会社 光導波路プロ−ブおよび光システム
JP3618896B2 (ja) * 1996-03-29 2005-02-09 キヤノン株式会社 微小開口を有するプローブの作製法とそれによるプローブ、並びに該プローブを用いた走査型近接場光顕微鏡と走査型トンネル顕微鏡との複合装置、および該プローブを用いた記録再生装置
US5689480A (en) * 1996-08-13 1997-11-18 The Board Of Trustees Of The Leland Stanford Junior University Magneto-optic recording system employing near field optics
US6084848A (en) * 1996-11-11 2000-07-04 Kabushiki Kaisha Toshiba Two-dimensional near field optical memory head

Also Published As

Publication number Publication date
JP4083330B2 (ja) 2008-04-30
JP2000268394A (ja) 2000-09-29
EP0978829A4 (de) 2001-01-24
DE69936490T2 (de) 2008-03-20
EP1684275A3 (de) 2007-12-05
EP0978829A1 (de) 2000-02-09
EP0978829B1 (de) 2007-07-11
EP1684275A2 (de) 2006-07-26
WO1999044198A1 (fr) 1999-09-02
US6376827B1 (en) 2002-04-23

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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