HK1180769A1 - Optical fibre birefringence compensation mirror and current sensor - Google Patents

Optical fibre birefringence compensation mirror and current sensor

Info

Publication number
HK1180769A1
HK1180769A1 HK13107810.8A HK13107810A HK1180769A1 HK 1180769 A1 HK1180769 A1 HK 1180769A1 HK 13107810 A HK13107810 A HK 13107810A HK 1180769 A1 HK1180769 A1 HK 1180769A1
Authority
HK
Hong Kong
Prior art keywords
current sensor
optical fibre
compensation mirror
birefringence compensation
fibre birefringence
Prior art date
Application number
HK13107810.8A
Other languages
English (en)
Chinese (zh)
Inventor
今野良博
佐佐木勝
Original Assignee
工業株式會社
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 工業株式會社 filed Critical 工業株式會社
Publication of HK1180769A1 publication Critical patent/HK1180769A1/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G01R15/245—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect
    • G01R15/246—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect based on the Faraday, i.e. linear magneto-optic, effect
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/288—Filters employing polarising elements, e.g. Lyot or Solc filters
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/27—Optical coupling means with polarisation selective and adjusting means
    • G02B6/2726—Optical coupling means with polarisation selective and adjusting means in or on light guides, e.g. polarisation means assembled in a light guide
    • G02B6/274—Optical coupling means with polarisation selective and adjusting means in or on light guides, e.g. polarisation means assembled in a light guide based on light guide birefringence, e.g. due to coupling between light guides

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
  • Optical Couplings Of Light Guides (AREA)
HK13107810.8A 2010-05-27 2013-07-04 Optical fibre birefringence compensation mirror and current sensor HK1180769A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010134473 2010-05-27
PCT/JP2011/002919 WO2011148634A1 (ja) 2010-05-27 2011-05-25 光ファイバ複屈折補償ミラー及び電流センサ

Publications (1)

Publication Number Publication Date
HK1180769A1 true HK1180769A1 (en) 2013-10-25

Family

ID=45003633

Family Applications (1)

Application Number Title Priority Date Filing Date
HK13107810.8A HK1180769A1 (en) 2010-05-27 2013-07-04 Optical fibre birefringence compensation mirror and current sensor

Country Status (7)

Country Link
US (1) US9465053B2 (xx)
EP (1) EP2579088B1 (xx)
JP (1) JP5830723B2 (xx)
CN (1) CN102906629B (xx)
HK (1) HK1180769A1 (xx)
RU (1) RU2569912C2 (xx)
WO (1) WO2011148634A1 (xx)

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US9444218B1 (en) 2013-05-10 2016-09-13 Oplink Communications, Inc. Compact WDM optical modules
US9703124B2 (en) 2013-11-22 2017-07-11 Oplink Communications, Llc Faraday rotator mirror
CN103777361A (zh) * 2013-12-04 2014-05-07 匠研光学科技（上海）有限公司 消除法拉第旋转镜旋转角与波长温度相关的方法及旋转镜
WO2015081806A1 (zh) * 2013-12-04 2015-06-11 匠研光学科技（上海）有限公司 一种与波长和温度无关的法拉第旋转镜
CN104317072A (zh) * 2014-10-13 2015-01-28 匠研光学科技（上海）有限公司 一种与波长和温度无关的法拉第旋转镜
CN106030318B (zh) 2013-12-20 2020-11-17 Abb电网瑞士股份公司 光纤传感器和方法
CN104820295B (zh) 2014-01-30 2020-04-28 奥普林克通信公司 无热法拉第旋转器反射镜
CN103885195B (zh) * 2014-04-11 2016-08-17 珠海保税区光联通讯技术有限公司 法拉第旋转反射镜及光纤干涉仪
US9823500B2 (en) * 2014-06-23 2017-11-21 Lightel Technologies, Inc. Optical assembly for 90° polarization rotation
CN107065212B (zh) * 2017-01-24 2023-05-23 四川光陆通信技术有限公司 法拉第旋转镜及光纤干涉仪
CN108628013B (zh) * 2017-03-15 2024-04-19 吕婧菲 一种光学相位共轭镜装置
JP6866723B2 (ja) * 2017-03-28 2021-04-28 沖電気工業株式会社 振動検知光ファイバセンサ及び振動検知方法
CN106980156A (zh) * 2017-05-19 2017-07-25 沃土光纤通信（深圳）有限公司 一种与波长和温度无关的法拉第旋转镜
CN107179431B (zh) * 2017-06-22 2023-04-18 上海交通大学 基于双折射实时测量的光纤电流传感装置及其方法
DE102018216482A1 (de) 2018-09-26 2020-03-26 Siemens Aktiengesellschaft Glasring und Verfahren für optische Strommessungen
CN110208794B (zh) * 2019-04-30 2021-01-12 北京敏视达雷达有限公司 一种差分传播相移修正电路及双偏振雷达

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SU1315797A1 (ru) 1984-05-04 1987-06-07 Институт прикладной физики АН СССР Волоконно-оптический датчик
JPH0741507Y2 (ja) 1989-05-13 1995-09-27 有限会社ベルジー商会 コイン供給装置
JPH0741507U (ja) * 1993-12-28 1995-07-21 並木精密宝石株式会社 ファラデーミラー
JPH10161076A (ja) * 1996-11-29 1998-06-19 Fujitsu Ltd 磁気光学効果を利用した光デバイス
JPH10206467A (ja) 1997-01-22 1998-08-07 Ngk Insulators Ltd 光ファイバ電流センサ、その電気機器への取付け方法及び取付け構造
JP3685906B2 (ja) 1997-05-21 2005-08-24 東京電力株式会社 電流の測定方法
US6122415A (en) * 1998-09-30 2000-09-19 Blake; James N. In-line electro-optic voltage sensor
JP2001349872A (ja) * 2000-06-06 2001-12-21 Shimadzu Corp 磁気センサ
US6628461B2 (en) * 2001-01-10 2003-09-30 Finisar Corporation Method and apparatus for a polarization beam splitter/combiner with an integrated optical isolator
CN100334454C (zh) 2002-03-01 2007-08-29 东京电力株式会社 电流测量装置
US7444040B2 (en) * 2004-01-23 2008-10-28 Tdk Corporation Magneto-optical component
JP4434767B2 (ja) * 2004-02-05 2010-03-17 株式会社信光社 光変位センサ
JP4714811B2 (ja) * 2004-02-26 2011-06-29 並木精密宝石株式会社 光アイソレータ及び光学装置
US7589515B2 (en) * 2004-08-25 2009-09-15 The Tokyo Electric Power Company, Incorporated Method for reducing temperature-dependent error in photocurrent sensor, and photocurrent sensor device
JP4951793B2 (ja) 2006-09-08 2012-06-13 並木精密宝石株式会社 偏波面回転ミラー
WO2009054157A1 (ja) * 2007-10-23 2009-04-30 The Tokyo Electric Power Company, Incorporated 光ファイバ電流センサおよび電流測定方法
US20100309473A1 (en) * 2007-12-21 2010-12-09 Honeywell International Inc. Fiber optic current sensor and method for sensing current using the same
US20090214152A1 (en) * 2008-02-21 2009-08-27 Yong Huang Polarization-maintaining optical coupler and method of making the same
JP5429519B2 (ja) * 2008-10-28 2014-02-26 アダマンド工業株式会社 反射型光磁界センサ

Also Published As

Publication number Publication date
CN102906629B (zh) 2015-02-18
EP2579088A1 (en) 2013-04-10
JPWO2011148634A1 (ja) 2013-07-25
EP2579088A4 (en) 2016-11-09
EP2579088B1 (en) 2023-07-26
CN102906629A (zh) 2013-01-30
RU2569912C2 (ru) 2015-12-10
JP5830723B2 (ja) 2015-12-09
US9465053B2 (en) 2016-10-11
RU2012157326A (ru) 2014-07-10
WO2011148634A1 (ja) 2011-12-01
US20130069628A1 (en) 2013-03-21

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20190523