GB2287313B - Apparatus for the detection and measurement of electromagnetic fields - Google Patents

Apparatus for the detection and measurement of electromagnetic fields

Info

Publication number
GB2287313B
GB2287313B GB9403562A GB9403562A GB2287313B GB 2287313 B GB2287313 B GB 2287313B GB 9403562 A GB9403562 A GB 9403562A GB 9403562 A GB9403562 A GB 9403562A GB 2287313 B GB2287313 B GB 2287313B
Authority
GB
United Kingdom
Prior art keywords
measurement
detection
electromagnetic fields
electromagnetic
fields
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
GB9403562A
Other versions
GB9403562D0 (en
GB2287313A (en
Inventor
Peter Young
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.)
BAE Systems PLC
Matra Bae Dynamics UK Ltd
Original Assignee
British Aerospace PLC
Matra Bae Dynamics UK 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 British Aerospace PLC, Matra Bae Dynamics UK Ltd filed Critical British Aerospace PLC
Priority to GB9403562A priority Critical patent/GB2287313B/en
Publication of GB9403562D0 publication Critical patent/GB9403562D0/en
Priority to FR9502129A priority patent/FR2716537B1/en
Priority to DE1995106408 priority patent/DE19506408A1/en
Publication of GB2287313A publication Critical patent/GB2287313A/en
Application granted granted Critical
Publication of GB2287313B publication Critical patent/GB2287313B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
    • G01R29/0878—Sensors; antennas; probes; detectors
    • G01R29/0885—Sensors; antennas; probes; detectors using optical probes, e.g. electro-optical, luminescent, glow discharge, or optical interferometers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2676—Optically controlled phased array

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
GB9403562A 1994-02-24 1994-02-24 Apparatus for the detection and measurement of electromagnetic fields Expired - Fee Related GB2287313B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9403562A GB2287313B (en) 1994-02-24 1994-02-24 Apparatus for the detection and measurement of electromagnetic fields
FR9502129A FR2716537B1 (en) 1994-02-24 1995-02-23 Electromagnetic field detection device.
DE1995106408 DE19506408A1 (en) 1994-02-24 1995-02-23 Device for the detection and measurement of electromagnetic fields

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9403562A GB2287313B (en) 1994-02-24 1994-02-24 Apparatus for the detection and measurement of electromagnetic fields

Publications (3)

Publication Number Publication Date
GB9403562D0 GB9403562D0 (en) 1994-04-20
GB2287313A GB2287313A (en) 1995-09-13
GB2287313B true GB2287313B (en) 1997-12-24

Family

ID=10750866

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9403562A Expired - Fee Related GB2287313B (en) 1994-02-24 1994-02-24 Apparatus for the detection and measurement of electromagnetic fields

Country Status (3)

Country Link
DE (1) DE19506408A1 (en)
FR (1) FR2716537B1 (en)
GB (1) GB2287313B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6697031B2 (en) * 2001-08-01 2004-02-24 Lucent Technologies Inc Antenna
DE102005030631B3 (en) * 2005-06-30 2007-01-04 Kathrein-Werke Kg Motor vehicle antenna for e.g. terrestial mobile radio, has discone/cone antenna with electrically conductive surface formed according to type of cone or triangle or trapezoid, where surface is aligned transverse to base/measuring surface
JP2010127777A (en) * 2008-11-27 2010-06-10 Sumitomo Osaka Cement Co Ltd Electric field measuring device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5278499A (en) * 1990-11-05 1994-01-11 Kabushiki Kaisha Toyota Chuo Kenkyusho Fiberoptic apparatus for measuring electromagnetic field intensity with an electro-optic sensor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618107A (en) * 1970-03-09 1971-11-02 Itt Broadband discone antenna having auxiliary cone
USH821H (en) * 1990-03-27 1990-09-04 The United States Of America As Represented By The Secretary Of The Navy Means and method for performing shielding effectiveness measurements using mode-stirred chambers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5278499A (en) * 1990-11-05 1994-01-11 Kabushiki Kaisha Toyota Chuo Kenkyusho Fiberoptic apparatus for measuring electromagnetic field intensity with an electro-optic sensor

Also Published As

Publication number Publication date
GB9403562D0 (en) 1994-04-20
FR2716537B1 (en) 1998-02-27
DE19506408A1 (en) 1995-08-31
FR2716537A1 (en) 1995-08-25
GB2287313A (en) 1995-09-13

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050224