GB2400172B - A diffractive MEMS based optial AC current sensor - Google Patents

A diffractive MEMS based optial AC current sensor

Info

Publication number
GB2400172B
GB2400172B GB0307979A GB0307979A GB2400172B GB 2400172 B GB2400172 B GB 2400172B GB 0307979 A GB0307979 A GB 0307979A GB 0307979 A GB0307979 A GB 0307979A GB 2400172 B GB2400172 B GB 2400172B
Authority
GB
United Kingdom
Prior art keywords
optial
current sensor
mems based
diffractive mems
diffractive
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
GB0307979A
Other versions
GB2400172A (en
GB0307979D0 (en
Inventor
Xuekang Shan
Haiyu Li
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0307979A priority Critical patent/GB2400172B/en
Publication of GB0307979D0 publication Critical patent/GB0307979D0/en
Publication of GB2400172A publication Critical patent/GB2400172A/en
Application granted granted Critical
Publication of GB2400172B publication Critical patent/GB2400172B/en
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
    • G01R15/14—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
GB0307979A 2003-04-05 2003-04-05 A diffractive MEMS based optial AC current sensor Expired - Fee Related GB2400172B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0307979A GB2400172B (en) 2003-04-05 2003-04-05 A diffractive MEMS based optial AC current sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0307979A GB2400172B (en) 2003-04-05 2003-04-05 A diffractive MEMS based optial AC current sensor

Publications (3)

Publication Number Publication Date
GB0307979D0 GB0307979D0 (en) 2003-05-14
GB2400172A GB2400172A (en) 2004-10-06
GB2400172B true GB2400172B (en) 2006-03-15

Family

ID=9956325

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0307979A Expired - Fee Related GB2400172B (en) 2003-04-05 2003-04-05 A diffractive MEMS based optial AC current sensor

Country Status (1)

Country Link
GB (1) GB2400172B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102607619A (en) * 2012-03-08 2012-07-25 天津奇谱光电技术有限公司 Fiber electro-optic sensing system

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2904426B1 (en) 2006-07-25 2010-07-30 Ms Relais DEVICE FOR MEASURING ELECTRICAL ENERGY PROVIDED TO A RAILWAY VEHICLE
GB2508843A (en) * 2012-12-12 2014-06-18 Univ Manchester A current transformer for measuring current in a conductor
CN103777085A (en) * 2013-01-23 2014-05-07 郝晋 High voltage environment optical fiber alternating current field voltage sensor based on diffraction MEMS

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0414236A2 (en) * 1989-08-25 1991-02-27 Mitsubishi Denki Kabushiki Kaisha Optical transformer
WO2001082675A2 (en) * 2000-05-03 2001-11-08 Nxtphase Corporation Optical current measuring for high voltage systems

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0414236A2 (en) * 1989-08-25 1991-02-27 Mitsubishi Denki Kabushiki Kaisha Optical transformer
WO2001082675A2 (en) * 2000-05-03 2001-11-08 Nxtphase Corporation Optical current measuring for high voltage systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102607619A (en) * 2012-03-08 2012-07-25 天津奇谱光电技术有限公司 Fiber electro-optic sensing system

Also Published As

Publication number Publication date
GB2400172A (en) 2004-10-06
GB0307979D0 (en) 2003-05-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190405