GB9828190D0 - Optical sensors - Google Patents

Optical sensors

Info

Publication number
GB9828190D0
GB9828190D0 GBGB9828190.0A GB9828190A GB9828190D0 GB 9828190 D0 GB9828190 D0 GB 9828190D0 GB 9828190 A GB9828190 A GB 9828190A GB 9828190 D0 GB9828190 D0 GB 9828190D0
Authority
GB
United Kingdom
Prior art keywords
optical sensors
sensors
optical
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.)
Withdrawn
Application number
GBGB9828190.0A
Other versions
GB2345129A (en
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.)
ABB AB
Original Assignee
Asea Brown Boveri AB
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 Asea Brown Boveri AB filed Critical Asea Brown Boveri AB
Priority to GB9828190A priority Critical patent/GB2345129A/en
Publication of GB9828190D0 publication Critical patent/GB9828190D0/en
Priority to PCT/IB1999/002081 priority patent/WO2000037953A1/en
Priority to AU17920/00A priority patent/AU1792000A/en
Publication of GB2345129A publication Critical patent/GB2345129A/en
Withdrawn legal-status Critical Current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
    • G01R15/14—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
GB9828190A 1998-12-21 1998-12-21 Optical Sensor Using Polarised Light Withdrawn GB2345129A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9828190A GB2345129A (en) 1998-12-21 1998-12-21 Optical Sensor Using Polarised Light
PCT/IB1999/002081 WO2000037953A1 (en) 1998-12-21 1999-12-21 Optical sensors
AU17920/00A AU1792000A (en) 1998-12-21 1999-12-21 Optical sensors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9828190A GB2345129A (en) 1998-12-21 1998-12-21 Optical Sensor Using Polarised Light

Publications (2)

Publication Number Publication Date
GB9828190D0 true GB9828190D0 (en) 1999-02-17
GB2345129A GB2345129A (en) 2000-06-28

Family

ID=10844698

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9828190A Withdrawn GB2345129A (en) 1998-12-21 1998-12-21 Optical Sensor Using Polarised Light

Country Status (3)

Country Link
AU (1) AU1792000A (en)
GB (1) GB2345129A (en)
WO (1) WO2000037953A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130038324A1 (en) * 2011-08-12 2013-02-14 Dong Ho Wu Apparatus method and system of an ultra sensitivity optical fiber magneto optic field sensor
CN106093732B (en) * 2016-07-28 2019-01-15 华北电力大学 Optical fiber direction sensor for high voltage electric equipment Partial Discharge Detection
EP3410592B1 (en) 2017-05-30 2019-12-25 ABB Schweiz AG Converter cell with integrated photovoltaic cell

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4584470A (en) * 1983-12-07 1986-04-22 Hitachi Cable Limited Single-polarization fiber optics magnetic sensor
US4773753A (en) * 1985-09-03 1988-09-27 Daiichi Denshi Kogyo Kabushiki Kaisha Fiber sensor
IT1232330B (en) * 1989-09-12 1992-01-28 Cise Spa POLARIMETRIC OPTICAL FIBER SENSOR
US5054922A (en) * 1990-01-16 1991-10-08 The United States Of America As Represented By The Secretary Of The Navy Differential polarimetric fiber optic sensor
US5051577A (en) * 1990-03-20 1991-09-24 Minnesota Mining And Manufacturing Company Faraday effect current sensor having two polarizing fibers at an acute angle
DE4304762A1 (en) * 1993-02-17 1994-08-18 Abb Research Ltd Sensor head for a fiber optic current measuring device
US5321258A (en) * 1993-05-26 1994-06-14 Control Development, Inc. Optical waveguide for an optic sensor
CA2233880C (en) * 1995-10-04 2005-04-12 Minnesota Mining And Manufacturing Company Verdet constant temperature-compensated current sensor

Also Published As

Publication number Publication date
AU1792000A (en) 2000-07-12
GB2345129A (en) 2000-06-28
WO2000037953A1 (en) 2000-06-29

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)