GB2401951B - Electric-field sensor,and electrode unit for the sensor - Google Patents

Electric-field sensor,and electrode unit for the sensor

Info

Publication number
GB2401951B
GB2401951B GB0411398A GB0411398A GB2401951B GB 2401951 B GB2401951 B GB 2401951B GB 0411398 A GB0411398 A GB 0411398A GB 0411398 A GB0411398 A GB 0411398A GB 2401951 B GB2401951 B GB 2401951B
Authority
GB
United Kingdom
Prior art keywords
sensor
electric
electrode unit
field
field 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 - Lifetime
Application number
GB0411398A
Other versions
GB0411398D0 (en
GB2401951A (en
Inventor
Makoto Kageyama
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of GB0411398D0 publication Critical patent/GB0411398D0/en
Publication of GB2401951A publication Critical patent/GB2401951A/en
Application granted granted Critical
Publication of GB2401951B publication Critical patent/GB2401951B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/088—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices operating with electric fields
    • 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
    • G01R29/12—Measuring electrostatic fields or voltage-potential
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB0411398A 2003-05-22 2004-05-21 Electric-field sensor,and electrode unit for the sensor Expired - Lifetime GB2401951B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003144760A JP4516724B2 (en) 2003-05-22 2003-05-22 Electrode unit for electric field sensor and electric field sensor

Publications (3)

Publication Number Publication Date
GB0411398D0 GB0411398D0 (en) 2004-06-23
GB2401951A GB2401951A (en) 2004-11-24
GB2401951B true GB2401951B (en) 2005-09-28

Family

ID=32653057

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0411398A Expired - Lifetime GB2401951B (en) 2003-05-22 2004-05-21 Electric-field sensor,and electrode unit for the sensor

Country Status (2)

Country Link
JP (1) JP4516724B2 (en)
GB (1) GB2401951B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105683782A (en) * 2013-10-23 2016-06-15 罗伯特·博世有限公司 Positioning device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009040224A1 (en) * 2009-09-07 2011-04-21 Rwth Aachen Device for determining resistance distribution of arc within circuit breaker as safety device in electrical network, has sensors determining resistance distribution by measuring electric field of arc, and chamber arranged between electrodes
JP5002823B2 (en) * 2010-07-07 2012-08-15 防衛省技術研究本部長 Hull Surrounding UEP Calculation Method
CN112083369A (en) * 2019-06-12 2020-12-15 中国船舶重工集团公司第七六研究所 Nano-volt signal source generation method based on plate-shaped structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04324980A (en) * 1991-04-25 1992-11-13 Matsushita Electric Ind Co Ltd Electrostatic field detector element and electrostatic field measuring device
JP2000304533A (en) * 1999-04-26 2000-11-02 Tech Res & Dev Inst Of Japan Def Agency Ship position displacement detector

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5784564A (en) * 1980-11-14 1982-05-26 Yuasa Battery Co Ltd Submerged power source device
JP3294607B2 (en) * 1990-08-01 2002-06-24 イギリス国 Electromagnetic radiation sensor
FR2691596B1 (en) * 1992-05-22 1995-04-28 Thomson Csf Acoustic underwater antenna with area sensor.
JP3247022B2 (en) * 1995-01-06 2002-01-15 日立造船株式会社 Wave power generator
JP3400255B2 (en) * 1996-08-19 2003-04-28 株式会社東芝 Piping equipment abnormality detection method and abnormality diagnosis device
JP2000101336A (en) * 1998-09-28 2000-04-07 Mitsubishi Electric Corp Dielectric lens
JP3952610B2 (en) * 1998-09-30 2007-08-01 株式会社デンソー High frequency circuit of FMCW radar device and FMCW radar device
FR2804249A1 (en) * 2000-01-26 2001-07-27 Thomson Multimedia Sa DEVICE FOR TRANSMITTING AND / OR RECEIVING ELECTROMAGNETIC WAVES COMPRISING A LENS HAVING A CONFORMED VOLUME OF DIELECTRIC MATERIAL
JP4804613B2 (en) * 2000-06-30 2011-11-02 財団法人ファインセラミックスセンター Millimeter-wave frequency band wave absorber or heating element with ceramic dielectric material
JP3741978B2 (en) * 2001-07-18 2006-02-01 日本電気株式会社 Electric field sensor
JP2003139036A (en) * 2001-10-31 2003-05-14 Shozo Nanba Float structure for wave-power generator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04324980A (en) * 1991-04-25 1992-11-13 Matsushita Electric Ind Co Ltd Electrostatic field detector element and electrostatic field measuring device
JP2000304533A (en) * 1999-04-26 2000-11-02 Tech Res & Dev Inst Of Japan Def Agency Ship position displacement detector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105683782A (en) * 2013-10-23 2016-06-15 罗伯特·博世有限公司 Positioning device
CN105683782B (en) * 2013-10-23 2019-07-16 罗伯特·博世有限公司 Position indicator

Also Published As

Publication number Publication date
GB0411398D0 (en) 2004-06-23
JP2004347453A (en) 2004-12-09
GB2401951A (en) 2004-11-24
JP4516724B2 (en) 2010-08-04

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20240520