DE3787643D1 - Radargeraet zur untergrunderforschung. - Google Patents

Radargeraet zur untergrunderforschung.

Info

Publication number
DE3787643D1
DE3787643D1 DE87907340T DE3787643T DE3787643D1 DE 3787643 D1 DE3787643 D1 DE 3787643D1 DE 87907340 T DE87907340 T DE 87907340T DE 3787643 T DE3787643 T DE 3787643T DE 3787643 D1 DE3787643 D1 DE 3787643D1
Authority
DE
Germany
Prior art keywords
radar device
underground research
underground
research
radar
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
DE87907340T
Other languages
English (en)
Other versions
DE3787643T2 (de
Inventor
Akio Kawano
Masaru Tsunasaki
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.)
Osaka Gas Co Ltd
Original Assignee
Osaka Gas Co 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 JP61266405A external-priority patent/JPS63120271A/ja
Priority claimed from JP62140436A external-priority patent/JP2506371B2/ja
Application filed by Osaka Gas Co Ltd filed Critical Osaka Gas Co Ltd
Application granted granted Critical
Publication of DE3787643D1 publication Critical patent/DE3787643D1/de
Publication of DE3787643T2 publication Critical patent/DE3787643T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/34—Gain of receiver varied automatically during pulse-recurrence period, e.g. anti-clutter gain control
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE87907340T 1986-11-08 1987-11-04 Radargerät zur untergrunderforschung. Expired - Fee Related DE3787643T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61266405A JPS63120271A (ja) 1986-11-08 1986-11-08 レ−ダ型地中探査装置
JP62140436A JP2506371B2 (ja) 1987-06-03 1987-06-03 地中探査用広帯域アンテナ

Publications (2)

Publication Number Publication Date
DE3787643D1 true DE3787643D1 (de) 1993-11-04
DE3787643T2 DE3787643T2 (de) 1994-02-10

Family

ID=26472943

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87907340T Expired - Fee Related DE3787643T2 (de) 1986-11-08 1987-11-04 Radargerät zur untergrunderforschung.

Country Status (4)

Country Link
US (1) US4905008A (de)
EP (1) EP0289623B1 (de)
DE (1) DE3787643T2 (de)
WO (1) WO1988003656A1 (de)

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FR2635187B1 (fr) * 1988-08-03 1990-11-09 Centre Nat Rech Scient Dispositif d'emission et de reception d'un rayonnement micro-onde, pour imagerie d'objets enfouis
US5192952A (en) * 1991-06-11 1993-03-09 Johler J Ralph Method and apparatus for transmitting electromagnetic signals into the earth from a capacitor
US5280284A (en) * 1991-06-11 1994-01-18 Johler J Ralph Method of determining the electrical properties of the earth by processing electromagnetic signals propagated through the earth from a capacitor
US5339080A (en) * 1993-04-08 1994-08-16 Coleman Research Corporation Earth-penetrating synthetic image radar
US5774091A (en) * 1993-04-12 1998-06-30 The Regents Of The University Of California Short range micro-power impulse radar with high resolution swept range gate with damped transmit and receive cavities
US5457394A (en) * 1993-04-12 1995-10-10 The Regents Of The University Of California Impulse radar studfinder
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
US5420589A (en) * 1993-06-07 1995-05-30 Wells; C. T. System for evaluating the inner medium characteristics of non-metallic materials
US5835053A (en) * 1993-06-28 1998-11-10 Road Radar Ltd. Roadway ground penetrating radar system
US5682164A (en) * 1994-09-06 1997-10-28 The Regents Of The University Of California Pulse homodyne field disturbance sensor
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
US5553407A (en) * 1995-06-19 1996-09-10 Vermeer Manufacturing Company Excavator data acquisition and control system and method of use
US5720354A (en) 1996-01-11 1998-02-24 Vermeer Manufacturing Company Trenchless underground boring system with boring tool location
GB2332799A (en) * 1996-09-06 1999-06-30 Underground Imaging Inc Oblique scanning ground penetrating radar
US6359582B1 (en) 1996-09-18 2002-03-19 The Macaleese Companies, Inc. Concealed weapons detection system
US5966090A (en) * 1998-03-16 1999-10-12 Mcewan; Thomas E. Differential pulse radar motion sensor
US6060915A (en) * 1998-05-18 2000-05-09 Mcewan; Thomas E. Charge transfer wideband sample-hold circuit
US6133869A (en) * 1998-12-18 2000-10-17 Northrop Grumman Corporation Passive technique for the remote detection of buried objects
US6856271B1 (en) 1999-05-25 2005-02-15 Safe Zone Systems, Inc. Signal processing for object detection system
US7450052B2 (en) * 1999-05-25 2008-11-11 The Macaleese Companies, Inc. Object detection method and apparatus
US7167123B2 (en) * 1999-05-25 2007-01-23 Safe Zone Systems, Inc. Object detection method and apparatus
US6342696B1 (en) 1999-05-25 2002-01-29 The Macaleese Companies, Inc. Object detection method and apparatus employing polarized radiation
AU2002230389A1 (en) 2000-06-14 2002-04-29 Vermeer Manufacturing Company Utility mapping and data distribution system and method
US6700526B2 (en) * 2000-09-08 2004-03-02 Witten Technologies Inc. Method and apparatus for identifying buried objects using ground penetrating radar
DE10050655C1 (de) * 2000-10-13 2002-01-24 Hilti Ag GPR-Mehrfachantennen-Vorrichtung zur Materialerkundung für den kombinierten Einsatz mit einem Handwerkzeug
US20070121423A1 (en) * 2001-12-20 2007-05-31 Daniel Rioux Head-mounted display apparatus for profiling system
CA2366030A1 (en) * 2001-12-20 2003-06-20 Global E Bang Inc. Profiling system
US6949930B2 (en) 2002-04-08 2005-09-27 Witten Technologies, Inc. Time domain induction method and apparatus for locating buried objects in a medium by inducing and measuring transient eddy currents
US6700381B2 (en) 2002-04-08 2004-03-02 Witten Technologies Inc. Method and apparatus for locating objects using parametric inversion
AT500605B1 (de) * 2004-08-13 2007-01-15 Schiebel Elektronische Geraete Metall-, insbesondere minensuchgerät und verfahren zur ortung von metallobjekten
US7167124B2 (en) * 2004-12-23 2007-01-23 Sensors & Software Inc. Data acquisition for a ground penetrating radar system
US20100012377A1 (en) * 2005-11-16 2010-01-21 The Charles Machine Works, Inc. System And Apparatus For Locating And Avoiding An Underground Obstacle
US20090183917A1 (en) * 2005-11-16 2009-07-23 The Charles Machine Works, Inc. System and apparatus for locating and avoiding an underground obstacle
EP1982143A2 (de) * 2006-01-29 2008-10-22 Eli Mano System zum testen von verdeckten leitungen
WO2008109859A1 (en) * 2007-03-07 2008-09-12 The Macaleese Companies, Inc. D/B/A Safe Zone Systems Object detection method and apparatus
US7548192B1 (en) * 2008-02-07 2009-06-16 Fdh Engineering, Inc. Method of mapping steel reinforcements in concrete foundations
US20100265121A1 (en) * 2008-09-02 2010-10-21 Preco Electronics, Inc. Short Distance Range Resolution in Pulsed Radar
EP2825901A1 (de) 2012-03-12 2015-01-21 Vermeer Manufacturing Co., Inc Homodynes bodendurchdringungsradar mit offset-frequenz
US9157993B2 (en) * 2012-05-30 2015-10-13 Trimble Navigation Limited Detecting an underground object
US9057782B2 (en) * 2012-08-17 2015-06-16 Geophysical Survey Systems, Inc. Realization of time-domain ultra wideband ground-penetrating radar using high speed accumulation and interpolated sampling
EP2752680B1 (de) * 2013-01-04 2016-05-11 Ortovox Sportartikel GmbH Suchsystem und Verfahren zum Suchen eines Verschütteten
US9494706B2 (en) * 2013-03-14 2016-11-15 SeeScan, Inc. Omni-inducer transmitting devices and methods
US9739133B2 (en) 2013-03-15 2017-08-22 Vermeer Corporation Imaging underground objects using spatial sampling customization
US11215781B1 (en) * 2020-11-30 2022-01-04 Cciip Llc Roadway access hole cutter having a utility avoidance safety device, method of cutting a hole in a roadway, method of cutting a horizontal hole under a roadway
US20220187439A1 (en) * 2020-12-15 2022-06-16 Uif (University Industry Foundation), Yonsei University Detection method and detection device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806795A (en) * 1972-01-03 1974-04-23 Geophysical Survey Sys Inc Geophysical surveying system employing electromagnetic impulses
US3967282A (en) * 1974-01-30 1976-06-29 The Ohio State University Underground pipe detector
US4008469A (en) * 1974-08-06 1977-02-15 Terrestrial Systems, Incorporated Signal processing in short-pulse geophysical radar system
US4072942A (en) * 1976-02-20 1978-02-07 Calspan Corporation Apparatus for the detection of buried objects
CA1080333A (en) * 1976-03-11 1980-06-24 Jonathan D. Young Underground pipe detector
US4218678A (en) * 1979-05-11 1980-08-19 Ensco, Inc. Synthetic pulse radar including a microprocessor based controller
FR2498337A1 (fr) * 1981-01-20 1982-07-23 Aerospatiale Procede d'illumination du sol et de calcul de la constante dielectrique et de la conductivite de celui-ci au moyen d'une impulsion electromagnetique, et simulateur pour la mise en oeuvre de ce procede
JPS57176710A (en) * 1981-04-24 1982-10-30 Toshiba Corp Tank for oil-immersed electric device
JPS57176710U (de) * 1981-04-30 1982-11-09
JPS60142285A (ja) * 1983-12-29 1985-07-27 Hitachi Ltd レ−ダ−装置
JPH0619471B2 (ja) * 1984-03-30 1994-03-16 株式会社日立製作所 地中物体の識別方法および装置
GB8426246D0 (en) * 1984-10-17 1984-11-21 British Gas Corp Microwave reflection survey equipment
JPS61107181A (ja) * 1984-10-31 1986-05-26 Hitachi Ltd 物体探査装置及び探査方法
JPS61112283A (ja) * 1984-11-06 1986-05-30 Nec Corp 図形塗りつぶし回路
JPH0321493Y2 (de) * 1984-12-26 1991-05-10
US4698634A (en) * 1985-07-10 1987-10-06 Alongi Anthony V Subsurface inspection radar

Also Published As

Publication number Publication date
EP0289623B1 (de) 1993-09-29
US4905008A (en) 1990-02-27
WO1988003656A1 (en) 1988-05-19
DE3787643T2 (de) 1994-02-10
EP0289623A4 (en) 1990-09-26
EP0289623A1 (de) 1988-11-09

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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