ATE553395T1 - Optischermagnetfeldsensor - Google Patents

Optischermagnetfeldsensor

Info

Publication number
ATE553395T1
ATE553395T1 AT03255679T AT03255679T ATE553395T1 AT E553395 T1 ATE553395 T1 AT E553395T1 AT 03255679 T AT03255679 T AT 03255679T AT 03255679 T AT03255679 T AT 03255679T AT E553395 T1 ATE553395 T1 AT E553395T1
Authority
AT
Austria
Prior art keywords
magnetic field
field sensor
optical magnetic
light
faraday rotator
Prior art date
Application number
AT03255679T
Other languages
English (en)
Inventor
Takenori Sekijima
Mikio Geho
Takashi Fujii
Original Assignee
Murata Manufacturing Co
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 Murata Manufacturing Co filed Critical Murata Manufacturing Co
Application granted granted Critical
Publication of ATE553395T1 publication Critical patent/ATE553395T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
    • G01R33/0322—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect using the Faraday or Voigt effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
AT03255679T 2002-09-20 2003-09-11 Optischermagnetfeldsensor ATE553395T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002275989A JP3812525B2 (ja) 2002-09-20 2002-09-20 光磁界センサ

Publications (1)

Publication Number Publication Date
ATE553395T1 true ATE553395T1 (de) 2012-04-15

Family

ID=31944619

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03255679T ATE553395T1 (de) 2002-09-20 2003-09-11 Optischermagnetfeldsensor

Country Status (4)

Country Link
US (1) US7071687B2 (de)
EP (1) EP1400813B1 (de)
JP (1) JP3812525B2 (de)
AT (1) ATE553395T1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3642063B2 (ja) * 2002-08-22 2005-04-27 株式会社村田製作所 テルビウム・アルミニウム系常磁性ガーネット単結晶の製造方法
JP4107292B2 (ja) * 2002-09-27 2008-06-25 株式会社村田製作所 テルビウム系常磁性ガーネット単結晶及び磁器光学デバイス
EP1669769A1 (de) * 2004-12-13 2006-06-14 Services Pétroliers Schlumberger Magneto-optischer Sensor
WO2010082932A1 (en) * 2009-01-16 2010-07-22 Toyota Jidosha Kabushiki Kaisha Ultrasensitive magnetic sensor based on giant faraday rotation
CN101943630B (zh) * 2009-07-08 2012-03-07 中国科学院半导体研究所 分析光学元件保偏特性的方法
JP5437085B2 (ja) * 2010-01-06 2014-03-12 株式会社ミツトヨ 光ファイバ型磁界センサ
JP5528827B2 (ja) * 2010-01-25 2014-06-25 信越化学工業株式会社 光アイソレータ
US8962346B2 (en) 2010-07-08 2015-02-24 Sandia Corporation Devices, systems, and methods for conducting assays with improved sensitivity using sedimentation
CN106771690B (zh) * 2015-11-19 2019-05-14 北京航空航天大学 一种固定式准光法拉第旋转器性能测定方法与装置
JP2018080066A (ja) * 2016-11-14 2018-05-24 日本電気硝子株式会社 磁界センサ用ファラデー回転子

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368861A (en) * 1964-05-04 1968-02-13 Bell Telephone Labor Inc Faraday rotator utilizing terbium aluminum garnet and dysprosium aluminum garnet
US3420601A (en) * 1965-06-24 1969-01-07 American Optical Corp Materials and structures for optical faraday rotation devices
US3484152A (en) * 1965-10-04 1969-12-16 American Optical Corp Faraday rotators utilizing alumina-silicate glasses containing rare earth metal oxides
US3827036A (en) * 1971-03-12 1974-07-30 Rockwell International Corp Magnetic bubble domain system
US4222668A (en) * 1978-02-23 1980-09-16 Rockwell International Corporation Ferrimagnetic Faraday elements for ring lasers
US4563236A (en) * 1981-11-13 1986-01-07 Litton Systems, Inc. Method for making large area stable domains
JPS5897669A (ja) * 1981-12-07 1983-06-10 Sumitomo Electric Ind Ltd 磁界−光変換器
JPH0766044B2 (ja) * 1985-06-29 1995-07-19 株式会社東芝 磁界センサ
DE3884421T2 (de) * 1987-02-17 1994-02-03 Hitachi Metals Ltd Optischer Isolator.
US4843232A (en) * 1987-12-28 1989-06-27 Allied-Signal Inc. Optic switch and speed sensor
US5245689A (en) * 1991-05-28 1993-09-14 Allied-Signal Inc. Magneto-optical waveguides of aluminum garnet
JPH0572307A (ja) 1991-09-18 1993-03-26 Ngk Insulators Ltd 磁界測定装置
EP0568992B1 (de) * 1992-05-08 1998-08-19 Mitsubishi Gas Chemical Company, Inc. Magnetooptischer Sensorkopf
EP0577114A3 (en) * 1992-07-01 1994-06-15 Mitsubishi Gas Chemical Co Reflection type magneto-optic sensor head
US5483161A (en) * 1992-12-11 1996-01-09 The United States Of America As Represented By The Secretary Of Commerce Faraday effect continuous circuit flux concentrating magnetic field sensor
US5485079A (en) * 1993-03-29 1996-01-16 Matsushita Electric Industrial Co., Ltd. Magneto-optical element and optical magnetic field sensor
JPH085753B2 (ja) * 1993-06-24 1996-01-24 科学技術庁無機材質研究所長 テルビウムアルミネート並びにその製法
US6084396A (en) * 1994-03-31 2000-07-04 Intel Corporation Method for performing quantitative measurement of DC and AC current flow in integrated circuit interconnects by the measurement of magnetic fields with a magneto optic laser probe
JP3739471B2 (ja) * 1996-03-01 2006-01-25 富士通株式会社 光可変減衰器
JP3493119B2 (ja) * 1997-08-25 2004-02-03 Ｆｄｋ株式会社 ファラデー回転角可変装置
DE19951790A1 (de) * 1999-10-27 2001-05-03 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Leuchtstoff für Lichtquellen und zugehörige Lichtquelle
CA2345114C (en) * 1999-07-23 2011-08-30 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh Phosphor for light sources and associated light source
JP2001075063A (ja) * 1999-09-02 2001-03-23 Fujitsu Ltd ファラデー回転子
JP2001208818A (ja) 2000-01-31 2001-08-03 Shimadzu Corp 磁気センサ
JP2001226196A (ja) 2000-02-17 2001-08-21 Tokin Corp テルビウム・アルミニウム・ガーネット単結晶およびその製造方法
KR100350458B1 (ko) * 2001-01-16 2002-08-29 삼성전자 주식회사 광섬유 잔여 응력 및 포토일래스틱 효과를 측정하기 위한장치 및 그 방법
JP4585740B2 (ja) * 2002-09-13 2010-11-24 株式会社日立グローバルストレージテクノロジーズ 磁気記録再生装置

Also Published As

Publication number Publication date
EP1400813A3 (de) 2010-09-08
JP3812525B2 (ja) 2006-08-23
US7071687B2 (en) 2006-07-04
JP2004109086A (ja) 2004-04-08
EP1400813A2 (de) 2004-03-24
US20040056655A1 (en) 2004-03-25
EP1400813B1 (de) 2012-04-11

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