CN104350394B - 地下管线定位中的信号选择的装置与方法 - Google Patents

地下管线定位中的信号选择的装置与方法 Download PDF

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Publication number
CN104350394B
CN104350394B CN201380029578.3A CN201380029578A CN104350394B CN 104350394 B CN104350394 B CN 104350394B CN 201380029578 A CN201380029578 A CN 201380029578A CN 104350394 B CN104350394 B CN 104350394B
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China
Prior art keywords
signal
phase
output
frequency
bifurcated
Prior art date
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CN201380029578.3A
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English (en)
Chinese (zh)
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CN104350394A (zh
Inventor
斯蒂芬·约翰·彭斯瑞克
乔治·马伊内斯库
扬·德拉恰
拉斯范·加百利·斯特凡诺尤
约翰·马克·罗伊尔
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Metrotech Corp Inc
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Metrotech Corp Inc
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Transmitters (AREA)
CN201380029578.3A 2012-04-30 2013-04-30 地下管线定位中的信号选择的装置与方法 Active CN104350394B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261640441P 2012-04-30 2012-04-30
US61/640,441 2012-04-30
US13/874,312 US9473203B2 (en) 2012-04-30 2013-04-30 Signal select in underground line location
US13/874,312 2013-04-30
PCT/US2013/038945 WO2013166070A1 (en) 2012-04-30 2013-04-30 Signal select in underground line location

Publications (2)

Publication Number Publication Date
CN104350394A CN104350394A (zh) 2015-02-11
CN104350394B true CN104350394B (zh) 2017-12-15

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CN201380029578.3A Active CN104350394B (zh) 2012-04-30 2013-04-30 地下管线定位中的信号选择的装置与方法

Country Status (7)

Country Link
US (2) US9473203B2 (https=)
EP (1) EP2845038B1 (https=)
JP (1) JP6373259B2 (https=)
CN (1) CN104350394B (https=)
AU (1) AU2013256443B2 (https=)
IN (1) IN2014MN02315A (https=)
WO (1) WO2013166070A1 (https=)

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WO2013166070A1 (en) * 2012-04-30 2013-11-07 Vivax-Metrotech Signal select in underground line location
US10063220B2 (en) * 2015-01-23 2018-08-28 Metrotech Corporation Signal generator with multiple outputs
JP6437866B2 (ja) * 2015-03-31 2018-12-12 大阪瓦斯株式会社 埋設金属の探知用の送信信号の設定方法及びこの設定方法を用いた探知装置
US10073186B1 (en) * 2015-10-21 2018-09-11 SeeScan, Inc. Keyed current signal utility locating systems and methods
US9857494B2 (en) 2015-12-01 2018-01-02 Mclaughlin Group, Inc. System and method for locating an underground utility
US10809410B2 (en) * 2016-06-09 2020-10-20 Optimal Ranging, Inc. Method and apparatus for simultaneous inductive excitation and locating of utilities
FR3078851B1 (fr) * 2018-03-07 2020-02-14 Teledyne E2V Semiconductors Sas Camera de vision a mesure de temps de vol optimisee pour environnement multi-cameras
WO2019246587A2 (en) * 2018-06-21 2019-12-26 SeeScan, Inc. Electromagnetic marker devices for buried or hidden use
US20250237688A1 (en) * 2024-01-22 2025-07-24 Metrotech Corporation Cable Locating System with Data Encoding

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US6418174B1 (en) * 1999-02-19 2002-07-09 Rf Micro Devices, Inc. Frequency shift key modulator
US6664827B2 (en) * 2001-03-02 2003-12-16 Adc Telecommunications, Inc. Direct digital synthesizer phase locked loop
CN1823281A (zh) * 2003-07-18 2006-08-23 麦特罗特克公司 电磁信号强度和信号方向的数字检测方法和设备
CN101023690A (zh) * 2004-09-21 2007-08-22 株式会社建伍 无线通信控制设备和无线通信方法
US7624296B2 (en) * 2006-12-20 2009-11-24 Itt Manufacturing Enterprises, Inc. Method and apparatus for synchronizing multiple direct digital synthesizers (DDSs) across multiple printed circuit assemblies (PCAs)

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US5541516A (en) * 1990-06-18 1996-07-30 The Charles Machines Works, Inc. Locator equipment with self-integrity test capability
US6418174B1 (en) * 1999-02-19 2002-07-09 Rf Micro Devices, Inc. Frequency shift key modulator
US6664827B2 (en) * 2001-03-02 2003-12-16 Adc Telecommunications, Inc. Direct digital synthesizer phase locked loop
CN1823281A (zh) * 2003-07-18 2006-08-23 麦特罗特克公司 电磁信号强度和信号方向的数字检测方法和设备
CN101023690A (zh) * 2004-09-21 2007-08-22 株式会社建伍 无线通信控制设备和无线通信方法
US7624296B2 (en) * 2006-12-20 2009-11-24 Itt Manufacturing Enterprises, Inc. Method and apparatus for synchronizing multiple direct digital synthesizers (DDSs) across multiple printed circuit assemblies (PCAs)

Also Published As

Publication number Publication date
EP2845038A4 (en) 2015-12-23
JP2015521410A (ja) 2015-07-27
AU2013256443A8 (en) 2015-07-16
AU2013256443A1 (en) 2014-11-27
CN104350394A (zh) 2015-02-11
WO2013166070A1 (en) 2013-11-07
US9473203B2 (en) 2016-10-18
JP6373259B2 (ja) 2018-08-15
AU2013256443B2 (en) 2017-05-25
EP2845038A1 (en) 2015-03-11
IN2014MN02315A (https=) 2015-08-07
EP2845038B1 (en) 2018-08-08
US20170099168A1 (en) 2017-04-06
US20130287125A1 (en) 2013-10-31
US10833901B2 (en) 2020-11-10

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