ITMI20091104A1 - Trasmettitore multi frequenza per metal detector - Google Patents

Trasmettitore multi frequenza per metal detector

Info

Publication number
ITMI20091104A1
ITMI20091104A1 IT001104A ITMI20091104A ITMI20091104A1 IT MI20091104 A1 ITMI20091104 A1 IT MI20091104A1 IT 001104 A IT001104 A IT 001104A IT MI20091104 A ITMI20091104 A IT MI20091104A IT MI20091104 A1 ITMI20091104 A1 IT MI20091104A1
Authority
IT
Italy
Prior art keywords
metal detector
frequency transmitter
multi frequency
transmitter
detector
Prior art date
Application number
IT001104A
Other languages
English (en)
Inventor
Oliver Nesper
Laurentiu Stamatescu
Original Assignee
Minelab Electronics Pty 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
Priority claimed from AU2008903172A external-priority patent/AU2008903172A0/en
Application filed by Minelab Electronics Pty Ltd filed Critical Minelab Electronics Pty Ltd
Publication of ITMI20091104A1 publication Critical patent/ITMI20091104A1/it
Application granted granted Critical
Publication of IT1394561B1 publication Critical patent/IT1394561B1/it

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
    • G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
    • G01V3/30—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electromagnetic waves
    • 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
    • G01V3/10—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 using induction coils
    • G01V3/104—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 using induction coils using several coupled or uncoupled coils

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Transmitters (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
ITMI2009A001104A 2008-06-23 2009-06-23 Trasmettitore multi frequenza per metal detector IT1394561B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2008903172A AU2008903172A0 (en) 2008-06-23 Multi-frequency transmitter for a metal detector

Publications (2)

Publication Number Publication Date
ITMI20091104A1 true ITMI20091104A1 (it) 2009-12-24
IT1394561B1 IT1394561B1 (it) 2012-07-05

Family

ID=41431749

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2009A001104A IT1394561B1 (it) 2008-06-23 2009-06-23 Trasmettitore multi frequenza per metal detector

Country Status (3)

Country Link
US (1) US8159225B2 (it)
DE (1) DE102009030029A1 (it)
IT (1) IT1394561B1 (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010101630A1 (en) * 2009-03-03 2010-09-10 Iii Herbert Duvoisin Detection of surface and buried objects
US8729902B1 (en) * 2009-10-05 2014-05-20 White's Electronics, Inc. Metal detector analysis and display methods
US8842035B2 (en) 2010-04-08 2014-09-23 L-3 Communications Security And Detection Systems, Inc. Sensor head
WO2013063659A1 (en) * 2011-11-03 2013-05-10 Minelab Electronics Pty Limited Improved metal detection method
CA2859084C (en) * 2012-02-10 2017-11-21 Illinois Tool Works Inc. Metal detector
US9285496B1 (en) * 2012-10-22 2016-03-15 White's Electronics, Inc. Truncated half-sine methods for metal detectors
EP2924472B1 (en) * 2014-03-25 2020-01-15 Mettler-Toledo Safeline Limited Method for monitoring the operation of a metal detection system and metal detection system
CN103941294B (zh) * 2014-05-07 2016-08-17 资阳金贝机电有限公司 大功率频谱激电探测系统
DE102017124407B4 (de) 2017-10-19 2020-07-02 Minebea Intec Aachen GmbH & Co. KG Verfahren zur Signalauswertung, Auswerteeinheit sowie Metallsuchgerät
EP3521863A1 (en) * 2018-02-01 2019-08-07 Mettler-Toledo Safeline Limited Method for operating a multi-frequency metal detector and multi-frequency metal detector
RU2672162C1 (ru) * 2018-02-05 2018-11-12 Тимур Марсович Алеев Металлообнаружитель многозонный многочастотный с гармоническим возбуждением
EP3726255A1 (en) * 2019-04-17 2020-10-21 Mettler-Toledo Safeline Limited Method for operating a metal detector and metal detector
BR102020006101A2 (pt) 2019-04-17 2020-11-03 Mettler-Toledo Safeline Limited Método para operar um detector de metal e detector de metal
JP7456831B2 (ja) 2019-04-17 2024-03-27 メトラー－トレド・セーフライン・リミテッド 金属検出器を動作させるための方法および金属検出器
CN115833853B (zh) * 2023-02-14 2023-04-18 武汉大学 一种小型化低频无线通信电磁信号发射系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311929A (en) 1979-12-31 1982-01-19 The United States Of America As Represented By The Secretary Of The Navy Summing amplifier
JP3234339B2 (ja) * 1993-03-19 2001-12-04 アジレント・テクノロジー株式会社 電力測定装置および方法
US7432715B2 (en) 2004-08-26 2008-10-07 Minelab Electronics Pty Limited Method and apparatus for metal detection employing digital signal processing
GB2423366B (en) 2005-02-16 2010-02-24 Cintex Ltd Metal detector

Also Published As

Publication number Publication date
IT1394561B1 (it) 2012-07-05
DE102009030029A1 (de) 2010-04-15
US8159225B2 (en) 2012-04-17
US20090318098A1 (en) 2009-12-24

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