CN103295590B - 用于聚焦的光传递的等离子体漏斗 - Google Patents

用于聚焦的光传递的等离子体漏斗 Download PDF

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Publication number
CN103295590B
CN103295590B CN201310057367.2A CN201310057367A CN103295590B CN 103295590 B CN103295590 B CN 103295590B CN 201310057367 A CN201310057367 A CN 201310057367A CN 103295590 B CN103295590 B CN 103295590B
Authority
CN
China
Prior art keywords
transducer
funnel
section
waveguide
plasma
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
CN201310057367.2A
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English (en)
Chinese (zh)
Other versions
CN103295590A (zh
Inventor
高凯中
M·A·西格勒
A·伊塔基
J·邹
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.)
Seagate Technology LLC
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Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of CN103295590A publication Critical patent/CN103295590A/zh
Application granted granted Critical
Publication of CN103295590B publication Critical patent/CN103295590B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • G11B5/4866—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives the arm comprising an optical waveguide, e.g. for thermally-assisted recording
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12002—Three-dimensional structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/1226—Basic optical elements, e.g. light-guiding paths involving surface plasmon interaction
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4287—Optical modules with tapping or launching means through the surface of the waveguide
    • G02B6/4291—Optical modules with tapping or launching means through the surface of the waveguide by accessing the evanescent field of the light guide
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G11B5/6088—Optical waveguide in or on flying head
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B2006/12083—Constructional arrangements
    • G02B2006/121—Channel; buried or the like
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/0021—Thermally assisted recording using an auxiliary energy source for heating the recording layer locally to assist the magnetization reversal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Heads (AREA)
  • Optical Integrated Circuits (AREA)
CN201310057367.2A 2012-02-23 2013-02-22 用于聚焦的光传递的等离子体漏斗 Expired - Fee Related CN103295590B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/403,049 2012-02-23
US13/403,049 US20130223196A1 (en) 2012-02-23 2012-02-23 Plasmonic funnel for focused optical delivery to a metallic medium

Publications (2)

Publication Number Publication Date
CN103295590A CN103295590A (zh) 2013-09-11
CN103295590B true CN103295590B (zh) 2016-05-04

Family

ID=47912890

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310057367.2A Expired - Fee Related CN103295590B (zh) 2012-02-23 2013-02-22 用于聚焦的光传递的等离子体漏斗

Country Status (4)

Country Link
US (2) US20130223196A1 (https=)
EP (1) EP2631908B1 (https=)
JP (1) JP2013175268A (https=)
CN (1) CN103295590B (https=)

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US8614932B1 (en) * 2012-09-17 2013-12-24 Headway Technologies, Inc. Thermally-assisted magnetic recording head having a plasmon generator
US8787129B1 (en) * 2013-03-05 2014-07-22 Headway Technologies, Inc. Polarization rotator for thermally assisted magnetic recording
US9336814B1 (en) * 2013-03-12 2016-05-10 Western Digital (Fremont), Llc Inverse tapered waveguide for use in a heat assisted magnetic recording head
US9305573B2 (en) * 2013-03-14 2016-04-05 Tdk Corporation Thermally assisted recording head utilizing laser light with limited wavelength range
US9251819B2 (en) * 2013-11-12 2016-02-02 Seagate Technology Llc Mode converter coupling energy at a high-order transverse electric mode to a plasmonic transducer
US9218836B2 (en) * 2014-02-28 2015-12-22 Seagate Technology Llc Heat assisted magnetic recording head having dual waveguides
US9322997B2 (en) 2014-03-25 2016-04-26 Seagate Technology Llc Branched waveguide configuration
JP2015204124A (ja) * 2014-04-15 2015-11-16 株式会社東芝 磁気記録ヘッド、およびこれを備えたディスク装置
US9384765B1 (en) 2015-09-24 2016-07-05 Western Digital (Fremont), Llc Method and system for providing a HAMR writer having improved optical efficiency
US9659590B1 (en) 2015-10-30 2017-05-23 Seagate Technology Llc Angled near-field transducer and waveguide
US9659591B1 (en) * 2016-01-14 2017-05-23 Seagate Technology Llc Polynomial spiral waveguide that facilitates coupling light to a near-field transducer at an oblique angle
US10127935B2 (en) * 2016-10-17 2018-11-13 Seagate Technology Llc Plasmonic gap waveguide
US10783917B1 (en) 2016-11-29 2020-09-22 Seagate Technology Llc Recording head with transfer-printed laser diode unit formed of non-self-supporting layers
US10014016B1 (en) * 2017-03-20 2018-07-03 Seagate Technology Llc Secondary alignment waveguide with polarization rotator
US10403313B1 (en) 2017-06-09 2019-09-03 Seagate Technology Llc Heat-assisted magnetic recording head having a trench on aperture waveguide output end
US10062400B1 (en) 2017-07-25 2018-08-28 Seagate Technology Llc Mode splitter between TE and TM polarization for heat-assisted magnetic recording
US10388310B1 (en) 2017-09-20 2019-08-20 Seagate Technology Llc Curved-edge optical mode converter for heat-assisted magnetic recording
US10360939B2 (en) * 2017-12-23 2019-07-23 Western Digital Technologies, Inc. Metal-insulator-metal near-field transducer for heat-assisted magnetic recording
US10249336B1 (en) * 2017-12-23 2019-04-02 Western Digital Technologies, Inc. Architecture for metal-insulator-metal near-field transducer for heat-assisted magnetic recording
US11443764B1 (en) 2018-03-08 2022-09-13 Seagate Technology Llc Waveguide having plasmonic strips for heat-assisted magnetic recording

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CN101436409A (zh) * 2007-11-05 2009-05-20 希捷科技有限公司 热辅助磁记录的集成装置
CN101784926A (zh) * 2007-08-24 2010-07-21 日本电信电话株式会社 偏振无关波导型干涉光路

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US6741782B2 (en) * 2000-07-31 2004-05-25 Spectalis Corp. Optical waveguide structures
CN1685256B (zh) * 2001-10-30 2012-07-04 Hoya美国公司 使用光学功率横向传送的光学接合设备和方法
US7106935B2 (en) 2002-01-07 2006-09-12 Seagate Technology Llc Apparatus for focusing plasmon waves
US7330404B2 (en) 2003-10-10 2008-02-12 Seagate Technology Llc Near-field optical transducers for thermal assisted magnetic and optical data storage
US7272079B2 (en) 2004-06-23 2007-09-18 Seagate Technology Llc Transducer for heat assisted magnetic recording
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CN101436409A (zh) * 2007-11-05 2009-05-20 希捷科技有限公司 热辅助磁记录的集成装置

Also Published As

Publication number Publication date
US20130223196A1 (en) 2013-08-29
CN103295590A (zh) 2013-09-11
US20150016234A1 (en) 2015-01-15
US9230582B2 (en) 2016-01-05
JP2013175268A (ja) 2013-09-05
EP2631908B1 (en) 2017-04-12
EP2631908A1 (en) 2013-08-28

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SE01 Entry into force of request for substantive examination
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GR01 Patent grant
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Granted publication date: 20160504