JP2004093257A5 - - Google Patents
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- Publication number
- JP2004093257A5 JP2004093257A5 JP2002252902A JP2002252902A JP2004093257A5 JP 2004093257 A5 JP2004093257 A5 JP 2004093257A5 JP 2002252902 A JP2002252902 A JP 2002252902A JP 2002252902 A JP2002252902 A JP 2002252902A JP 2004093257 A5 JP2004093257 A5 JP 2004093257A5
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- JP
- Japan
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002252902A JP2004093257A (ja) | 2002-08-30 | 2002-08-30 | 光センサユニット |
US10/459,549 US7057792B2 (en) | 2002-08-30 | 2003-06-12 | Optical sensor unit for measuring current and voltage of high frequency |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002252902A JP2004093257A (ja) | 2002-08-30 | 2002-08-30 | 光センサユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004093257A JP2004093257A (ja) | 2004-03-25 |
JP2004093257A5 true JP2004093257A5 (ja) | 2005-10-27 |
Family
ID=31972766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002252902A Pending JP2004093257A (ja) | 2002-08-30 | 2002-08-30 | 光センサユニット |
Country Status (2)
Country | Link |
---|---|
US (1) | US7057792B2 (ja) |
JP (1) | JP2004093257A (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7173956B2 (en) | 2003-02-12 | 2007-02-06 | Northrop Grumman Corporation | Electrically controlled uniform or graded reflectivity electro-optic mirror |
EP1710589A1 (en) * | 2005-03-30 | 2006-10-11 | VA TECH Transmission & Distribution SA | Optical sensor arrangement for electrical switchgear |
WO2007002762A2 (en) | 2005-06-28 | 2007-01-04 | Ventria Bioscience | Components of cell culture media produced from plant cells |
US7538562B2 (en) * | 2006-03-20 | 2009-05-26 | Inficon, Inc. | High performance miniature RF sensor for use in microelectronics plasma processing tools |
US7468505B2 (en) * | 2006-07-21 | 2008-12-23 | General Electric Company | Fiber optic current sensor system and method for detecting lightning |
EP2097758A2 (en) * | 2006-11-30 | 2009-09-09 | North Sensor A/S | Faraday effect current sensor |
WO2010138385A1 (en) * | 2009-05-27 | 2010-12-02 | Analog Devices, Inc. | Multiuse optical sensor |
CN101782693B (zh) * | 2010-01-28 | 2012-02-01 | 天津奇谱光电技术有限公司 | 一种多功能集成光学设备 |
EP2479581A1 (en) | 2011-01-21 | 2012-07-25 | PowerSense A/S | An AC or DC power transmission system and a method of measuring a voltage |
CN102435829B (zh) * | 2011-10-28 | 2013-08-14 | 哈尔滨工业大学 | 光学电压传感器的自校准方法 |
CN102608380B (zh) * | 2012-02-29 | 2013-12-11 | 曲阜师范大学 | 自感应光电混合式电流互感器 |
DE112014003851B4 (de) * | 2013-08-22 | 2020-12-24 | Leoni Kabel Gmbh | Sensorbaueinheit |
CN104458588B (zh) * | 2014-12-24 | 2017-02-22 | 威特龙消防安全集团股份公司 | 一种双向自洁式光纤气体传感器感测头 |
WO2017191488A1 (en) * | 2016-05-03 | 2017-11-09 | Institut National D'optique | Optical sensor for voltage measurement by extraction of surface charges |
US11619660B2 (en) | 2018-02-14 | 2023-04-04 | The University Of Chicago | Electrometry by optical charge conversion of defects in the solid-state |
JP6989852B2 (ja) * | 2019-01-22 | 2022-02-03 | 横河電機株式会社 | 電界センサ |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3983477A (en) * | 1974-05-29 | 1976-09-28 | Manitoba Research Council | Device for measuring extra high voltage line current |
JPS5155273A (en) * | 1974-11-09 | 1976-05-14 | Eto Goro | Hikarihenseigatakendenki |
DE2758611A1 (de) * | 1977-12-29 | 1979-07-05 | Siemens Ag | Anordnung zur magnetooptischen strommessung |
FR2548787B1 (fr) * | 1983-07-04 | 1986-01-31 | Thomson Csf | Tete de mesure pour appareil de mesure de vecteur de gradient de champ magnetique, appareil de mesure comprenant une telle tete et procede de mesure |
JPH0670651B2 (ja) * | 1988-07-09 | 1994-09-07 | 日本碍子株式会社 | 光による電・磁気量測定方法及び装置 |
US5134361A (en) * | 1991-02-19 | 1992-07-28 | The United States Of America As Represented By The Secretary Of The Navy | Opitcal system for linearizing non-linear electro-optic |
JP3014867B2 (ja) | 1992-07-29 | 2000-02-28 | 日本真空技術株式会社 | 放電を利用する真空装置における放電検出装置 |
TW224513B (ja) | 1992-11-20 | 1994-06-01 | Matsushita Electric Ind Co Ltd | |
US5631559A (en) * | 1993-03-05 | 1997-05-20 | Northeastern University | Method and apparatus for performing magnetic field measurements using magneto-optic kerr effect sensors |
JP3179316B2 (ja) | 1994-08-12 | 2001-06-25 | 松下電器産業株式会社 | 光センサ |
DE69528866T2 (de) | 1994-08-12 | 2003-03-27 | Matsushita Electric Ind Co Ltd | Optischer Sensor |
JPH09230013A (ja) * | 1996-02-21 | 1997-09-05 | Matsushita Electric Ind Co Ltd | 光磁界センサプローブ及び磁気光学素子 |
US6140634A (en) | 1996-09-19 | 2000-10-31 | Siemens Aktiengesellschaft | Sensor for measuring electrical current strength and/or voltage |
US6126778A (en) | 1998-07-22 | 2000-10-03 | Micron Technology, Inc. | Beat frequency modulation for plasma generation |
JP2001068459A (ja) | 1999-08-30 | 2001-03-16 | Gakugei Computer:Kk | プラズマエッチング装置用終点検出装置 |
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2002
- 2002-08-30 JP JP2002252902A patent/JP2004093257A/ja active Pending
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2003
- 2003-06-12 US US10/459,549 patent/US7057792B2/en not_active Expired - Fee Related