DE3785025T2 - Verfahren zum nachweis eines gegenstandes und vorrichtung dazu. - Google Patents

Verfahren zum nachweis eines gegenstandes und vorrichtung dazu.

Info

Publication number
DE3785025T2
DE3785025T2 DE87907140T DE3785025T DE3785025T2 DE 3785025 T2 DE3785025 T2 DE 3785025T2 DE 87907140 T DE87907140 T DE 87907140T DE 3785025 T DE3785025 T DE 3785025T DE 3785025 T2 DE3785025 T2 DE 3785025T2
Authority
DE
Germany
Prior art keywords
detecting
device therefor
therefor
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
DE87907140T
Other languages
English (en)
Other versions
DE3785025D1 (de
Inventor
Yuji Nagashima
Yoshikazu Sudo
Junichi Masuda
Yuzo Matsudaira
Kishio Arita
Eiji Nagai
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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
Priority claimed from JP62254738A external-priority patent/JP2551952B2/ja
Priority claimed from JP62272133A external-priority patent/JP2528148B2/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE3785025D1 publication Critical patent/DE3785025D1/de
Application granted granted Critical
Publication of DE3785025T2 publication Critical patent/DE3785025T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/0209—Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/411—Identification of targets based on measurements of radar reflectivity
    • G01S7/412—Identification of targets based on measurements of radar reflectivity based on a comparison between measured values and known or stored values
    • 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
    • G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/885—Radar or analogous systems specially adapted for specific applications for ground probing
DE87907140T 1986-10-30 1987-10-30 Verfahren zum nachweis eines gegenstandes und vorrichtung dazu. Expired - Lifetime DE3785025T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP25676486 1986-10-30
JP62254738A JP2551952B2 (ja) 1987-10-12 1987-10-12 不可視物体の探知方法
JP62272133A JP2528148B2 (ja) 1987-10-28 1987-10-28 地下埋設物の探知方法および装置

Publications (2)

Publication Number Publication Date
DE3785025D1 DE3785025D1 (de) 1993-04-29
DE3785025T2 true DE3785025T2 (de) 1993-10-21

Family

ID=27334356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87907140T Expired - Lifetime DE3785025T2 (de) 1986-10-30 1987-10-30 Verfahren zum nachweis eines gegenstandes und vorrichtung dazu.

Country Status (4)

Country Link
US (1) US4896116A (de)
EP (1) EP0288578B1 (de)
DE (1) DE3785025T2 (de)
WO (1) WO1988003276A1 (de)

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PT90998A (pt) * 1988-06-27 1989-12-29 Blis Metodo e aparelho proprios para tracar a trajectoria de uma conduta subterranea
EP0393300A1 (de) * 1989-04-21 1990-10-24 "Blis" Vorrichtung zur Verarbeitung einer elektromagnetischen Welle
US5153595A (en) * 1990-03-26 1992-10-06 Geophysical Survey Systems, Inc. Range information from signal distortions
US5159343A (en) * 1990-03-26 1992-10-27 Geophysical Survey Systems, Inc. Range information from signal distortions
US5499029A (en) * 1992-07-14 1996-03-12 Eg&G Energy Measurements, Inc. Wide band stepped frequency ground penetrating radar
US5327139A (en) * 1992-09-11 1994-07-05 The Boeing Company ID microwave holographic sensor
US5410575A (en) * 1993-01-27 1995-04-25 The United States Of America As Represented By The Secretary Of The Navy Detection of buried nitrogen rich materials
US5757320A (en) * 1993-04-12 1998-05-26 The Regents Of The University Of California Short range, ultra-wideband radar with high resolution swept range gate
US5543799A (en) * 1994-09-02 1996-08-06 Zircon Corporation Swept range gate radar system for detection of nearby objects
US5502444A (en) * 1994-09-23 1996-03-26 Mandex, Inc. Method and apparatus for improving the signal-to-clutter ratio of an airborne earth penetrating radar
JP2782164B2 (ja) * 1994-10-05 1998-07-30 川崎重工業株式会社 地中埋設物の探知識別方法及びその装置
US5905455A (en) * 1995-08-11 1999-05-18 Zircon Corporation Dual transmitter visual display system
US5721489A (en) * 1995-10-06 1998-02-24 Garrett Electronics, Inc. Metal detector method for identifying target size
FR2759459B1 (fr) * 1997-02-13 1999-03-26 Elf Aquitaine Methode d'analyse automatique de bande passante frequentielle de signaux enregistres
US5988243A (en) * 1997-07-24 1999-11-23 Black & Decker Inc. Portable work bench
DE19824267A1 (de) * 1998-05-29 1999-12-02 Siemens Ag Verfahren zur Erkennung von Nutz- und Störechos im Empfangssignal von Abstandssensoren sowie Anordnung zur Durchführung des Verfahrens
DE19847688C2 (de) * 1998-10-15 2000-10-26 Hilti Ag Verfahren und Anwendung desselben in einem elektromagnetischen Sensor zur Entdeckung von Fremdkörpern in einem Medium mittels Radar
WO2000023762A1 (fr) * 1998-10-21 2000-04-27 Omron Corporation Detecteur de mines et appareil d'inspection
FR2794532B1 (fr) 1999-06-02 2001-08-03 Commissariat Energie Atomique Procede de detection electromagnetique d'objets conducteurs
US6308787B1 (en) 1999-09-24 2001-10-30 Vermeer Manufacturing Company Real-time control system and method for controlling an underground boring machine
US6833795B1 (en) 1999-11-30 2004-12-21 Vermeer Manufacturing Company Underground utility detection system and method employing ground penetrating radar
AU2002230389A1 (en) * 2000-06-14 2002-04-29 Vermeer Manufacturing Company Utility mapping and data distribution system and method
US20030012411A1 (en) * 2001-07-13 2003-01-16 Sjostrom Keith Jerome System and method for displaying and collecting ground penetrating radar data
GB0122357D0 (en) 2001-09-15 2001-11-07 Secr Defence Sub-surface radar imaging
US6529006B1 (en) * 2001-10-31 2003-03-04 Paul Hayes Method and apparatus for resolving the position and identity of buried conductive bodies
JP3962627B2 (ja) * 2001-11-12 2007-08-22 正吾 田中 コンクリート構造物及びそれ以外の構造物の非破壊検査方法
US7920088B2 (en) * 2006-03-03 2011-04-05 Scott Randall Thompson Apparatus and method to identify targets through opaque barriers
US9646415B2 (en) * 2006-05-16 2017-05-09 Underground Imaging Technologies, Inc. System and method for visualizing multiple-sensor subsurface imaging data
US8089390B2 (en) 2006-05-16 2012-01-03 Underground Imaging Technologies, Inc. Sensor cart positioning system and method
IL187708A (en) * 2007-11-28 2013-04-30 Camero Tech Ltd A bone-through radar radar system and a method for operating it
RU2402046C2 (ru) * 2008-12-29 2010-10-20 Шлюмберже Текнолоджи Б.В. Способ определения формы и размеров области заводнения нефтяного пласта в окрестностях скважины
RU2388906C1 (ru) * 2008-12-30 2010-05-10 Шлюмберже Текнолоджи Б.В. Способ определения радиуса области заводнения нефтяного пласта в окрестностях скважины
DE102011079261A1 (de) * 2011-07-15 2013-01-17 Hilti Aktiengesellschaft Vorrichtung und Verfahren zum Detektieren einer Stromleitung in einem Untergrund
DE102011079258A1 (de) * 2011-07-15 2013-01-17 Hilti Aktiengesellschaft Verfahren und Vorrichtung zum Detektieren eines Objektes in einem Untergrund
DE102011079276A1 (de) * 2011-07-15 2013-01-17 Hilti Aktiengesellschaft Vorrichtung und Verfahren zum Detektieren eines Objektes in einem Untergrund
US9348020B2 (en) 2012-03-12 2016-05-24 Vermeer Manufacturing Company Offset frequency homodyne ground penetrating radar
US9739133B2 (en) 2013-03-15 2017-08-22 Vermeer Corporation Imaging underground objects using spatial sampling customization
CN106443629A (zh) * 2016-09-30 2017-02-22 西安空间无线电技术研究所 一种基于傅里叶基函数的雷达目标识别方法
CA3081875C (en) 2017-11-06 2022-11-22 Auscultech Inc. System, electrode and method for evaluating a condition of steel reinforcements in concrete
CN108535714B (zh) * 2018-05-25 2021-10-22 厦门精益远达智能科技有限公司 一种毫米波雷达检测开放空间遮挡物体的方法及装置
CN111638519B (zh) * 2019-03-01 2023-03-03 华为技术有限公司 一种利用无线电信号进行目标物探测的方法及相关装置
CN111060973A (zh) * 2019-12-05 2020-04-24 中国船舶重工集团公司第七研究院 一种wem信号的编码方法
CN113325420A (zh) * 2020-02-29 2021-08-31 华为技术有限公司 信号传输方法及相关装置
CN111705853A (zh) * 2020-06-23 2020-09-25 河海大学 一种可监测注浆情况的高压渗透注浆装置及注浆方法
CN112051570A (zh) * 2020-09-09 2020-12-08 中铁二十局集团有限公司 孤石探测方法、装置、终端设备以及存储介质
CN112781447B (zh) * 2021-01-20 2023-09-01 湖南科技大学 基于uwb脉冲电磁波的地雷探测装置

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US4126860A (en) * 1970-02-06 1978-11-21 Gte Sylvania Incorporated Wire detector
US3883726A (en) * 1971-09-22 1975-05-13 Interstate Electronics Corp Redundant fast fourier transform data handling computer
US3973112A (en) * 1974-07-29 1976-08-03 Time/Data Corporation System for determining transfer function
JPS56140220A (en) * 1980-04-02 1981-11-02 Kawasaki Steel Corp Diagnostic device for rotary machine
JPS60235080A (ja) * 1984-05-08 1985-11-21 Mitsubishi Electric Corp 地中探査レ−ダ
JPS61264277A (ja) * 1985-05-20 1986-11-22 Tokyo Gas Co Ltd 埋設物探査装置
JPS61271484A (ja) * 1985-05-27 1986-12-01 Japan Radio Co Ltd 埋設物探査装置
US4698634A (en) * 1985-07-10 1987-10-06 Alongi Anthony V Subsurface inspection radar
JPH0619390B2 (ja) * 1985-08-08 1994-03-16 横河・ヒユ−レツト・パツカ−ド株式会社 デイジタル・フ−リエ変換の後処理方法
JPH06130782A (ja) * 1992-10-15 1994-05-13 Konica Corp 帯電装置

Also Published As

Publication number Publication date
US4896116A (en) 1990-01-23
EP0288578A1 (de) 1988-11-02
DE3785025D1 (de) 1993-04-29
EP0288578B1 (de) 1993-03-24
WO1988003276A1 (en) 1988-05-05
EP0288578A4 (en) 1990-09-19

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