DE69624739T2 - Aktiv-Puls-Magnetometer - Google Patents

Aktiv-Puls-Magnetometer

Info

Publication number
DE69624739T2
DE69624739T2 DE69624739T DE69624739T DE69624739T2 DE 69624739 T2 DE69624739 T2 DE 69624739T2 DE 69624739 T DE69624739 T DE 69624739T DE 69624739 T DE69624739 T DE 69624739T DE 69624739 T2 DE69624739 T2 DE 69624739T2
Authority
DE
Germany
Prior art keywords
active pulse
magnetometer
pulse magnetometer
active
pulse
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
DE69624739T
Other languages
English (en)
Other versions
DE69624739D1 (de
Inventor
Lawrence M Frazier
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of DE69624739D1 publication Critical patent/DE69624739D1/de
Application granted granted Critical
Publication of DE69624739T2 publication Critical patent/DE69624739T2/de
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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measuring Magnetic Variables (AREA)
  • Near-Field Transmission Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
DE69624739T 1995-03-17 1996-02-23 Aktiv-Puls-Magnetometer Expired - Lifetime DE69624739T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/405,690 US5525907A (en) 1995-03-17 1995-03-17 Active impulse magnetometer with bipolar magnetic impulse generator and fast fourier transform receiver to detect sub-surface metallic materials

Publications (2)

Publication Number Publication Date
DE69624739D1 DE69624739D1 (de) 2002-12-19
DE69624739T2 true DE69624739T2 (de) 2003-10-02

Family

ID=23604801

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69624739T Expired - Lifetime DE69624739T2 (de) 1995-03-17 1996-02-23 Aktiv-Puls-Magnetometer

Country Status (4)

Country Link
US (1) US5525907A (de)
EP (1) EP0732600B1 (de)
JP (1) JP2869033B2 (de)
DE (1) DE69624739T2 (de)

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US6084412A (en) * 1997-03-24 2000-07-04 The Johns Hopkins University Imaging objects in a dissipative medium by nearfield electromagnetic holography
US5952833A (en) 1997-03-07 1999-09-14 Micron Technology, Inc. Programmable voltage divider and method for testing the impedance of a programmable element
US6700939B1 (en) * 1997-12-12 2004-03-02 Xtremespectrum, Inc. Ultra wide bandwidth spread-spectrum communications system
US6064209A (en) * 1998-05-18 2000-05-16 Xtech Explosive Decontamination, Inc. Apparatus and process for clearance of unexploded ordinance
US6104193A (en) * 1998-09-15 2000-08-15 Aetc Inc. System and method for detecting low metal content buried mines
US7346120B2 (en) * 1998-12-11 2008-03-18 Freescale Semiconductor Inc. Method and system for performing distance measuring and direction finding using ultrawide bandwidth transmissions
US6218831B1 (en) * 1999-05-19 2001-04-17 Arthur D. Little, Inc. Low power fluxgate circuit with current balance
US7190161B2 (en) * 1999-08-26 2007-03-13 Automotive Systems Laboratory, Inc. Magnetic sensor
US20070188168A1 (en) * 1999-08-26 2007-08-16 Stanley James G Magnetic sensor
US7514917B2 (en) * 2003-09-19 2009-04-07 Automotive Systems Laboratory, Inc. Magnetic crash sensor
AU783784B2 (en) * 2000-10-17 2005-12-08 Minelab Electronics Pty Limited Ground mineralisation rejecting metal detector (transmit signal)
AUPR083800A0 (en) * 2000-10-17 2000-11-09 Bhc Consulting Pty Ltd Ground mineralisation rejecting metal detector (power saving)
AUPR083700A0 (en) * 2000-10-17 2000-11-09 Bhc Consulting Pty Ltd Ground mineralisation rejecting metal detector (transmit signal)
US6414492B1 (en) * 2000-11-02 2002-07-02 Amalgamated Explorations, Inc. Method and apparatus for passive detection of geophysical discontinuities in the earth
WO2003019207A1 (en) * 2001-08-24 2003-03-06 Rhino Analytics, L.L.C. Ultra-wide band pulse dispersion spectrometry method and apparatus providing multi-component composition analysis
US7463987B2 (en) * 2003-09-19 2008-12-09 Takata Holdings, Inc. Magnetic sensing system and method
JP2005134196A (ja) * 2003-10-29 2005-05-26 Nec Electronics Corp 非破壊解析方法及び非破壊解析装置
DE112005002292A5 (de) * 2004-07-19 2007-07-12 Prüftechnik Dieter Busch AG Vorrichtung und Verfahren zur Erkennung von Defekten an Gegenständen oder zur Ortung von Metallischen Objekten
KR100602215B1 (ko) * 2005-02-28 2006-07-19 삼성전자주식회사 임펄스 발생기
US7711322B2 (en) * 2005-06-15 2010-05-04 Wireless Fibre Systems Underwater communications system and method
JP2009507210A (ja) * 2005-07-29 2009-02-19 オートモーティブ システムズ ラボラトリー インコーポレーテッド 磁気衝突センサー
CN101437442B (zh) * 2006-03-06 2011-11-16 森赛奥泰克公司 超宽带监视系统和天线
US7612559B2 (en) * 2006-06-29 2009-11-03 Nokia Corporation Method and system for continuous position detection of moving parts in relation to each other
US20080070499A1 (en) * 2006-09-19 2008-03-20 Hydro Technologies, Inc. Magnetic communication through metal barriers
GB2477771B (en) * 2010-02-12 2012-04-04 Wfs Technologies Ltd System for underwater communications comprising fluid modifying means
CN106291720B (zh) * 2016-10-12 2019-01-22 中国地质大学（北京） 一种海洋可控源电磁大电流发射装置及其使用方法
DE102017212755A1 (de) * 2017-07-25 2019-01-31 Robert Bosch Gmbh Verfahren und Vorrichtung zum Überprüfen eines Belegungsstatus eines Parkplatzes
WO2020153913A1 (en) * 2019-01-21 2020-07-30 Nokta Muhendislik A.S. Asynchronous method for sampling signals in metal detectors
US11960000B2 (en) 2020-02-18 2024-04-16 HG Partners, LLC Continuous-wave radar system for detecting ferrous and non-ferrous metals in saltwater environments
US11686839B1 (en) 2020-02-18 2023-06-27 HG Partners, LLC Continuous-wave radar system for detecting ferrous and non-ferrous metals in saltwater environments
US11150341B2 (en) 2020-02-18 2021-10-19 HG Partners, LLC Continuous-wave radar system for detecting ferrous and non-ferrous metals in saltwater environments
US20240025863A1 (en) 2020-09-16 2024-01-25 Biotheryx, Inc. Sos1 protein degraders, pharmaceutical compositions thereof, and their therapeutic applications
WO2022087335A1 (en) 2020-10-23 2022-04-28 Biotheryx, Inc. Kras protein degraders, pharmaceutical compositions thereof, and their therapeutic applications
IL303611A (en) 2020-12-14 2023-08-01 Biotheryx Inc PDE4 compounds, pharmaceutical preparations and medical applications
CA3222240A1 (en) 2021-06-16 2022-12-22 Biotheryx, Inc. Sos1 protein degraders, pharmaceutical compositions thereof, and their therapeutic applications
WO2022266249A1 (en) 2021-06-16 2022-12-22 Biotheryx, Inc. Kras protein degraders, pharmaceutical compositions thereof, and their therapeutic applications
WO2023220640A1 (en) 2022-05-10 2023-11-16 Biotheryx, Inc. Cdk protein degraders, pharmaceutical compositions, and therapeutic applications

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US3619772A (en) * 1969-08-29 1971-11-09 Burroughs Corp Magnetometer employing means responsive to variations of magnetization vector position in a thin film sensor
US3758849A (en) * 1972-03-31 1973-09-11 Sperry Rand Corp Metal detector system having identical balanced field coil system on opposite sides of a detection zone
FR2206512B1 (de) * 1972-11-10 1978-03-10 Cie Gle De Geophysique
US5025218A (en) * 1979-04-23 1991-06-18 The United States Of America As Represented By The Secretary Of The Navy Pulsed field system for detecting the presence of a target in a subsurface environment
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GB2171510B (en) * 1985-02-23 1988-03-09 Stc Plc Magnetic field detection
EP0274450A3 (de) * 1987-01-09 1989-08-02 Kolectric Limited Gerät zur Messung der Nähe eines Metallobjekts
US4868504A (en) * 1987-02-09 1989-09-19 Flr, Inc. Apparatus and method for locating metal objects and minerals in the ground with return of energy from transmitter coil to power supply
JPH0640696B2 (ja) * 1987-09-22 1994-05-25 三菱電機株式会社 変圧器の直流偏磁検出方法
US4866424A (en) * 1988-01-11 1989-09-12 Eg&G Astrophysics Research Corporation Metal detector coil
FR2626377B1 (fr) * 1988-01-26 1990-06-01 Crouzet Sa Oscillateur nucleaire comprenant une sonde a resonance magnetique nucleaire
JPH077073B2 (ja) * 1988-07-09 1995-01-30 東京瓦斯株式会社 埋設管検知用磁場測定装置及びそれを用いた埋設管検知装置
US4924448A (en) * 1989-03-09 1990-05-08 Gaer Marvin C Bistatic system and method for ocean bottom mapping and surveying
SE465185B (sv) * 1989-12-21 1991-08-05 Asea Brown Boveri Foerfarande jaemte anordning foer detektering av och skydd mot inverkan av stoerande statiska och kvasistatiska magnetfaelt paa maetning med kraft- och vridmomentgivare
JPH0830739B2 (ja) * 1990-03-29 1996-03-27 アンリツ株式会社 金属検出機
JP2946635B2 (ja) * 1990-05-18 1999-09-06 オムロン株式会社 識別システム及びリードライトヘッド
JPH0584875A (ja) * 1991-09-27 1993-04-06 Asahi Chem Ind Co Ltd 帯電防止に優れたアクリル系樹脂積層シート
AU3112693A (en) * 1992-01-14 1993-07-15 Halcro Nominees Pty Ltd Discriminating between different metals
US5506506A (en) * 1992-01-14 1996-04-09 Halcro Nominees Pty Ltd. Metal detector for detecting and discriminating between ferrous and non-ferrous targets in ground
JPH0619468A (ja) * 1992-06-30 1994-01-28 Kawai Musical Instr Mfg Co Ltd 電子楽器の自動演奏装置
DK0772787T3 (da) * 1994-07-22 2000-04-17 Maridan A S Anlæg til undervandsundersøgelsesoperationer

Also Published As

Publication number Publication date
JP2869033B2 (ja) 1999-03-10
DE69624739D1 (de) 2002-12-19
EP0732600A2 (de) 1996-09-18
JPH08297170A (ja) 1996-11-12
EP0732600B1 (de) 2002-11-13
US5525907A (en) 1996-06-11
EP0732600A3 (de) 1998-08-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition