DE69320763D1 - Spannungsfühler - Google Patents

Spannungsfühler

Info

Publication number
DE69320763D1
DE69320763D1 DE69320763T DE69320763T DE69320763D1 DE 69320763 D1 DE69320763 D1 DE 69320763D1 DE 69320763 T DE69320763 T DE 69320763T DE 69320763 T DE69320763 T DE 69320763T DE 69320763 D1 DE69320763 D1 DE 69320763D1
Authority
DE
Germany
Prior art keywords
voltage sensor
voltage
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
DE69320763T
Other languages
English (en)
Other versions
DE69320763T2 (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 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 DE69320763D1 publication Critical patent/DE69320763D1/de
Application granted granted Critical
Publication of DE69320763T2 publication Critical patent/DE69320763T2/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
    • 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
    • G01R15/241—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using electro-optical modulators, e.g. electro-absorption
    • G01R15/242—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using electro-optical modulators, e.g. electro-absorption based on the Pockels effect, i.e. linear electro-optic effect

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
DE69320763T 1992-11-20 1993-11-16 Spannungsfühler Expired - Fee Related DE69320763T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31220392 1992-11-20

Publications (2)

Publication Number Publication Date
DE69320763D1 true DE69320763D1 (de) 1998-10-08
DE69320763T2 DE69320763T2 (de) 1999-01-14

Family

ID=18026453

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320763T Expired - Fee Related DE69320763T2 (de) 1992-11-20 1993-11-16 Spannungsfühler

Country Status (5)

Country Link
US (1) US5477134A (de)
EP (1) EP0599181B1 (de)
KR (1) KR100201022B1 (de)
DE (1) DE69320763T2 (de)
TW (1) TW224513B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0696739B1 (de) * 1994-08-12 2002-11-20 Matsushita Electric Industrial Co., Ltd. Optischer Sensor
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
US6380725B1 (en) 2000-02-15 2002-04-30 Nxtphase Corporation Voltage sensor
JP2004093257A (ja) * 2002-08-30 2004-03-25 Oki Electric Ind Co Ltd 光センサユニット
US7173956B2 (en) 2003-02-12 2007-02-06 Northrop Grumman Corporation Electrically controlled uniform or graded reflectivity electro-optic mirror
EP1660896A4 (de) * 2003-09-05 2012-02-29 James N Blake Zeitlich gemultiplextes optisches messsystem
KR102251284B1 (ko) * 2020-11-27 2021-05-12 국방과학연구소 광학 소자를 이용하여 전압을 측정하기 위한 장치 및 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584949A (en) * 1968-12-04 1971-06-15 Richard G Clow Optical computing apparatus and method
JPS5647723A (en) * 1979-09-27 1981-04-30 Nippon Hoso Kyokai <Nhk> Rotation measuring method for light phase and plane of polarization
JPS5918923A (ja) * 1982-07-23 1984-01-31 Toshiba Corp 複屈折測定装置
JPS5990061A (ja) * 1983-07-01 1984-05-24 Masahiko Inoue コンデンサ形計器用変圧器の出力信号伝送装置
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
US5111135A (en) * 1989-07-12 1992-05-05 Ngk Insulators, Ltd. Method for optically measuring electric field and optical voltage/electric-field sensor
JP2986503B2 (ja) * 1990-03-09 1999-12-06 株式会社日立製作所 光方式直流電圧変成器
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

Also Published As

Publication number Publication date
TW224513B (de) 1994-06-01
KR100201022B1 (ko) 1999-06-15
KR940011956A (ko) 1994-06-22
US5477134A (en) 1995-12-19
EP0599181A2 (de) 1994-06-01
DE69320763T2 (de) 1999-01-14
EP0599181A3 (de) 1995-03-08
EP0599181B1 (de) 1998-09-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee