DE69122508T2 - Verbesserte anordnung zum lokalisieren von verborgenen unterirdischen gegenständen unter verwendung von digitaler filterung - Google Patents

Verbesserte anordnung zum lokalisieren von verborgenen unterirdischen gegenständen unter verwendung von digitaler filterung

Info

Publication number
DE69122508T2
DE69122508T2 DE69122508T DE69122508T DE69122508T2 DE 69122508 T2 DE69122508 T2 DE 69122508T2 DE 69122508 T DE69122508 T DE 69122508T DE 69122508 T DE69122508 T DE 69122508T DE 69122508 T2 DE69122508 T2 DE 69122508T2
Authority
DE
Germany
Prior art keywords
signal
digital filtering
localizing
improved arrangement
underground objects
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
DE69122508T
Other languages
English (en)
Other versions
DE69122508D1 (de
Inventor
Lloyd Salsman
Leslie Hoy
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.)
Charles Machine Works Inc
Original Assignee
Charles Machine Works Inc
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 Charles Machine Works Inc filed Critical Charles Machine Works Inc
Application granted granted Critical
Publication of DE69122508D1 publication Critical patent/DE69122508D1/de
Publication of DE69122508T2 publication Critical patent/DE69122508T2/de
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
    • G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Sewage (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE69122508T 1990-06-18 1991-06-18 Verbesserte anordnung zum lokalisieren von verborgenen unterirdischen gegenständen unter verwendung von digitaler filterung Expired - Fee Related DE69122508T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/539,847 US5065098A (en) 1990-06-18 1990-06-18 System for locating concealed underground objects using digital filtering
PCT/US1991/004358 WO1991020003A1 (en) 1990-06-18 1991-06-18 An improved system for locating concealed underground objects using digital filtering

Publications (2)

Publication Number Publication Date
DE69122508D1 DE69122508D1 (de) 1996-11-07
DE69122508T2 true DE69122508T2 (de) 1997-02-13

Family

ID=24152901

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69122508T Expired - Fee Related DE69122508T2 (de) 1990-06-18 1991-06-18 Verbesserte anordnung zum lokalisieren von verborgenen unterirdischen gegenständen unter verwendung von digitaler filterung

Country Status (6)

Country Link
US (1) US5065098A (de)
EP (1) EP0535139B1 (de)
AT (1) ATE143735T1 (de)
AU (1) AU8104891A (de)
DE (1) DE69122508T2 (de)
WO (1) WO1991020003A1 (de)

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DE102004015889B4 (de) * 2003-03-31 2015-05-21 Radiodetection Ltd. Vorrichtung und Verfahren zum Orten von Kabeln

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004015889B4 (de) * 2003-03-31 2015-05-21 Radiodetection Ltd. Vorrichtung und Verfahren zum Orten von Kabeln

Also Published As

Publication number Publication date
ATE143735T1 (de) 1996-10-15
EP0535139B1 (de) 1996-10-02
WO1991020003A1 (en) 1991-12-26
AU8104891A (en) 1992-01-07
US5065098A (en) 1991-11-12
EP0535139A4 (en) 1994-08-24
DE69122508D1 (de) 1996-11-07
EP0535139A1 (de) 1993-04-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee