DE69528866T2 - Optischer Sensor - Google Patents

Optischer Sensor

Info

Publication number
DE69528866T2
DE69528866T2 DE69528866T DE69528866T DE69528866T2 DE 69528866 T2 DE69528866 T2 DE 69528866T2 DE 69528866 T DE69528866 T DE 69528866T DE 69528866 T DE69528866 T DE 69528866T DE 69528866 T2 DE69528866 T2 DE 69528866T2
Authority
DE
Germany
Prior art keywords
optical sensor
optical
sensor
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
DE69528866T
Other languages
English (en)
Other versions
DE69528866D1 (de
Inventor
Hidenobu Hamada
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69528866D1 publication Critical patent/DE69528866D1/de
Application granted granted Critical
Publication of DE69528866T2 publication Critical patent/DE69528866T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01R15/04—Voltage dividers
    • 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
    • G01R15/247—Details of the circuitry or construction of devices covered by G01R15/241 - G01R15/246

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
DE69528866T 1994-08-12 1995-08-10 Optischer Sensor Expired - Fee Related DE69528866T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19028194 1994-08-12

Publications (2)

Publication Number Publication Date
DE69528866D1 DE69528866D1 (de) 2003-01-02
DE69528866T2 true DE69528866T2 (de) 2003-03-27

Family

ID=16255561

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69528866T Expired - Fee Related DE69528866T2 (de) 1994-08-12 1995-08-10 Optischer Sensor

Country Status (5)

Country Link
US (1) US5635829A (de)
EP (1) EP0696739B1 (de)
KR (1) KR100376139B1 (de)
DE (1) DE69528866T2 (de)
TW (1) TW290642B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19716477B4 (de) * 1997-03-05 2011-11-10 Areva T&D Sa Verfahren und Einrichtung zur Messung einer elektrischen Spannung
US6252388B1 (en) 1998-12-04 2001-06-26 Nxtphase Corporation Method and apparatus for measuring voltage using electric field sensors
JP2000258465A (ja) * 1999-03-09 2000-09-22 Hitachi Ltd 光電圧センサ
CA2291939C (en) * 1999-12-08 2008-12-30 Harry E. Orton Method for diagnosing degradation in aircraft wiring
US6307666B1 (en) * 2000-01-13 2001-10-23 Bechtel Bwxt Idaho, Llc Voltage sensing systems and methods for passive compensation of temperature related intrinsic phase shift
JP2004093257A (ja) * 2002-08-30 2004-03-25 Oki Electric Ind Co Ltd 光センサユニット
EP1710589A1 (de) * 2005-03-30 2006-10-11 VA TECH Transmission & Distribution SA Optische Sensoranordnung für eine elektrische Schaltanlage
DE102005061683B4 (de) * 2005-12-21 2011-12-08 Forschungsverbund Berlin E.V. Vorrichtung, Tastkopf und Verfahren zur galvanisch entkoppelten Übertragung eines Messsignals
KR100705391B1 (ko) * 2006-03-14 2007-04-10 산일전기 주식회사 편광필름을 이용한 편광 투과형 빔센서
US9995850B2 (en) * 2013-06-06 2018-06-12 Kla-Tencor Corporation System, method and apparatus for polarization control
WO2015023255A1 (en) 2013-08-12 2015-02-19 Halliburton Energy Services, Inc Systems and methods for spread spectrum distributed acoustic sensor monitoring
CA2934782C (en) 2014-01-21 2018-06-12 Halliburton Energy Services, Inc Systems and methods for multiple-code continuous-wave distributed acoustic sensing
WO2016033199A1 (en) 2014-08-28 2016-03-03 Adelos, Inc. Real-time fiber optic interferometry controller
GB2561821B (en) * 2017-04-06 2020-02-12 Synaptec Ltd Multi-phase sensor module, systems and methods
US10942135B2 (en) 2018-11-14 2021-03-09 Kla Corporation Radial polarizer for particle detection
US10948423B2 (en) 2019-02-17 2021-03-16 Kla Corporation Sensitive particle detection with spatially-varying polarization rotator and polarizer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079429A (en) * 1977-01-18 1978-03-14 Eastman Kodak Company Optical detector for magnetic fields employing feedback circuitry
JPH06100619B2 (ja) * 1985-12-24 1994-12-12 松下電器産業株式会社 光フアイバ応用センサ
DE4205509A1 (de) * 1992-02-24 1993-08-26 Mwb Pruefsysteme Gmbh Verfahren und sensor zum messen von elektrischen spannungen und/oder elektrischen feldstaerken
JPH06207858A (ja) * 1992-11-16 1994-07-26 Matsushita Electric Ind Co Ltd 偏光状態検出器およびそれを用いた電流センサ
TW224513B (de) * 1992-11-20 1994-06-01 Matsushita Electric Ind Co Ltd
JPH06207954A (ja) * 1992-11-20 1994-07-26 Matsushita Electric Ind Co Ltd 電圧センサ
JPH07140181A (ja) * 1993-11-17 1995-06-02 Matsushita Electric Ind Co Ltd 電圧センサ

Also Published As

Publication number Publication date
EP0696739B1 (de) 2002-11-20
DE69528866D1 (de) 2003-01-02
TW290642B (de) 1996-11-11
KR100376139B1 (ko) 2003-06-09
KR960008319A (ko) 1996-03-22
EP0696739A2 (de) 1996-02-14
US5635829A (en) 1997-06-03
EP0696739A3 (de) 1997-03-05

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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