GB2333158B - Detecting concealed objects - Google Patents

Detecting concealed objects

Info

Publication number
GB2333158B
GB2333158B GB9900307A GB9900307A GB2333158B GB 2333158 B GB2333158 B GB 2333158B GB 9900307 A GB9900307 A GB 9900307A GB 9900307 A GB9900307 A GB 9900307A GB 2333158 B GB2333158 B GB 2333158B
Authority
GB
United Kingdom
Prior art keywords
concealed objects
detecting concealed
detecting
objects
concealed
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
GB9900307A
Other versions
GB9900307D0 (en
GB2333158A (en
Inventor
Cyril Smith
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 Integrated System Technologies Ltd
Original Assignee
GEC Marconi RDS 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 GEC Marconi RDS Ltd filed Critical GEC Marconi RDS Ltd
Publication of GB9900307D0 publication Critical patent/GB9900307D0/en
Publication of GB2333158A publication Critical patent/GB2333158A/en
Application granted granted Critical
Publication of GB2333158B publication Critical patent/GB2333158B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
    • G01V3/06—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current using ac

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Electromagnetism (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB9900307A 1998-01-07 1999-01-07 Detecting concealed objects Expired - Fee Related GB2333158B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9800276.9A GB9800276D0 (en) 1998-01-07 1998-01-07 Mine detector

Publications (3)

Publication Number Publication Date
GB9900307D0 GB9900307D0 (en) 1999-02-24
GB2333158A GB2333158A (en) 1999-07-14
GB2333158B true GB2333158B (en) 2002-10-09

Family

ID=10824934

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9800276.9A Ceased GB9800276D0 (en) 1998-01-07 1998-01-07 Mine detector
GB9900307A Expired - Fee Related GB2333158B (en) 1998-01-07 1999-01-07 Detecting concealed objects

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9800276.9A Ceased GB9800276D0 (en) 1998-01-07 1998-01-07 Mine detector

Country Status (3)

Country Link
AU (1) AU1976799A (en)
GB (2) GB9800276D0 (en)
WO (1) WO1999035514A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPR323001A0 (en) * 2001-02-21 2001-03-15 Macquarie Research Limited An apparatus and method for detecting an object in a medium

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132357A (en) * 1982-12-17 1984-07-04 Standard Telephones Cables Ltd Buried object location
US4467283A (en) * 1981-09-23 1984-08-21 Geo-Optics, Ltd. Electrical geophysical exploration system with addressable current probes
US4492924A (en) * 1979-11-29 1985-01-08 Boliden Aktiebolag Method and apparatus for ore prospecting utilizing an aerial transmitter and aerial receiver
WO1992013286A1 (en) * 1991-01-24 1992-08-06 Soerensen Kurt I Measuring equipment for electrical profiling of a terrain
WO1992014171A1 (en) * 1991-02-01 1992-08-20 Esko Hirvonen A surveillance system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR681670A (en) * 1928-12-05 1930-05-17 Process for producing disseminated currents in the ground with an electromagnetic field of any ellipticity for the study of the geological structure of the subsoil
GB1340198A (en) * 1970-11-03 1973-12-12 Electrolocation Ltd Electromagnetic surveying instruments
US5329230A (en) * 1991-07-15 1994-07-12 General Electric Company Carriage for eddy current probe having contact ball engagement between carriage and translation means

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492924A (en) * 1979-11-29 1985-01-08 Boliden Aktiebolag Method and apparatus for ore prospecting utilizing an aerial transmitter and aerial receiver
US4467283A (en) * 1981-09-23 1984-08-21 Geo-Optics, Ltd. Electrical geophysical exploration system with addressable current probes
GB2132357A (en) * 1982-12-17 1984-07-04 Standard Telephones Cables Ltd Buried object location
WO1992013286A1 (en) * 1991-01-24 1992-08-06 Soerensen Kurt I Measuring equipment for electrical profiling of a terrain
WO1992014171A1 (en) * 1991-02-01 1992-08-20 Esko Hirvonen A surveillance system

Also Published As

Publication number Publication date
GB9900307D0 (en) 1999-02-24
AU1976799A (en) 1999-07-26
WO1999035514A1 (en) 1999-07-15
GB9800276D0 (en) 1998-03-04
GB2333158A (en) 1999-07-14

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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)

Free format text: REGISTERED BETWEEN 20090827 AND 20090902

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100107