CA2583198C - Phase multi-path mitigation - Google Patents

Phase multi-path mitigation Download PDF

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Publication number
CA2583198C
CA2583198C CA2583198A CA2583198A CA2583198C CA 2583198 C CA2583198 C CA 2583198C CA 2583198 A CA2583198 A CA 2583198A CA 2583198 A CA2583198 A CA 2583198A CA 2583198 C CA2583198 C CA 2583198C
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CA
Canada
Prior art keywords
path signal
signal
time
path
phase
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
CA2583198A
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English (en)
French (fr)
Other versions
CA2583198A1 (en
Inventor
Richard G. Keegan
Jerry Eugene Knight
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.)
NavCorn Technology Inc
Original Assignee
NavCorn Technology Inc
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Filing date
Publication date
Application filed by NavCorn Technology Inc filed Critical NavCorn Technology Inc
Publication of CA2583198A1 publication Critical patent/CA2583198A1/en
Application granted granted Critical
Publication of CA2583198C publication Critical patent/CA2583198C/en
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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/22—Multipath-related issues
    • 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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • G01S19/30—Acquisition or tracking or demodulation of signals transmitted by the system code related

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Noise Elimination (AREA)
CA2583198A 2004-10-18 2005-09-22 Phase multi-path mitigation Expired - Lifetime CA2583198C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/968,632 2004-10-18
US10/968,632 US7453925B2 (en) 2004-10-18 2004-10-18 Phase multi-path mitigation
PCT/US2005/034884 WO2006044142A1 (en) 2004-10-18 2005-09-22 Phase multi-path mitigation

Publications (2)

Publication Number Publication Date
CA2583198A1 CA2583198A1 (en) 2006-04-27
CA2583198C true CA2583198C (en) 2014-12-09

Family

ID=35821181

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2583198A Expired - Lifetime CA2583198C (en) 2004-10-18 2005-09-22 Phase multi-path mitigation

Country Status (11)

Country Link
US (1) US7453925B2 (https=)
EP (1) EP1805527B1 (https=)
JP (1) JP4799561B2 (https=)
CN (1) CN101044414B (https=)
AU (1) AU2005296090B2 (https=)
BR (1) BRPI0516607B8 (https=)
CA (1) CA2583198C (https=)
DE (1) DE602005009008D1 (https=)
ES (1) ES2311241T3 (https=)
RU (1) RU2407025C2 (https=)
WO (1) WO2006044142A1 (https=)

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EP2003467B1 (en) * 2007-06-13 2014-02-12 Astrium GmbH Integrated positioning solution for global navigation satellite systems
JP2009139093A (ja) 2007-12-03 2009-06-25 Seiko Epson Corp マルチパス信号判定方法、信号適否判定方法、測位演算方法、プログラム及びマルチパス信号判定回路
US7800530B2 (en) * 2007-12-07 2010-09-21 Andrew, Llc Method and system for providing assistance data for A-GPS location of handsets in wireless networks
JP5125493B2 (ja) * 2007-12-26 2013-01-23 セイコーエプソン株式会社 マルチパス信号判定方法、プログラム及びマルチパス信号判定装置
US8594244B2 (en) * 2009-04-06 2013-11-26 Mediatek Inc. Data signal phase reversal correction method and system implementing the same
US8700051B2 (en) * 2009-05-22 2014-04-15 Qualcomm Incorporated Positioning of a wireless device served by a femto cell
US8224261B2 (en) * 2009-08-24 2012-07-17 Arvind Vijay Keerthi Creation of a beam using antennas
KR100971773B1 (ko) * 2009-11-13 2010-07-21 엘아이지넥스원 주식회사 전자 정보 수신기의 신호 식별 방법
CN101807940B (zh) * 2010-01-22 2013-03-27 北京航空航天大学 一种gnss接收系统的抗多径干扰装置及其方法
RU2474838C1 (ru) * 2011-08-19 2013-02-10 Открытое акционерное общество "Российская корпорация ракетно-космического приборостроения и информационных систем" (ОАО "Российские космические системы") Электронное устройство оперативного восстановления измерений псевдодальности
TWI474634B (zh) * 2011-10-31 2015-02-21 國立交通大學 碼相位擷取裝置及方法
KR102065666B1 (ko) 2012-12-12 2020-02-11 삼성전자 주식회사 위성 항법 시스템의 신호 추적 방법, 신호 추적 장치 및 이를 포함하는 위성신호 수신기
US9036682B2 (en) * 2013-05-03 2015-05-19 Deere & Company Phase multi-path mitigation
CN104181558A (zh) * 2013-05-24 2014-12-03 凹凸电子（武汉）有限公司 Gps接收机及判断gps接收机跟踪环路状态的方法
JP6326767B2 (ja) * 2013-11-11 2018-05-23 セイコーエプソン株式会社 測位用衛星信号受信方法、測位用衛星信号受信装置及び電子機器
FR3013922B1 (fr) * 2013-11-22 2016-01-15 Thales Sa Dispositif d'emission et de reception par satellite a fort taux d'attenuation des multi-trajets, repeteur et satellite equipes d'un tel dispositif
GB201400729D0 (en) * 2014-01-16 2014-03-05 Qinetiq Ltd A processor for a radio receiver
US9906285B2 (en) * 2015-05-26 2018-02-27 Maxlinear, Inc. Method and system for hybrid radio frequency digital beamforming
RU2723108C1 (ru) * 2019-11-19 2020-06-08 Акционерное общество "Концерн "Созвездие" Способ передачи сигналов с модуляцией фазовым сдвигом по каналу связи с многолучевым распространением
US12016257B2 (en) 2020-02-19 2024-06-25 Sabanto, Inc. Methods for detecting and clearing debris from planter gauge wheels, closing wheels and seed tubes
US12461083B2 (en) 2020-08-03 2025-11-04 Sabanto, Inc. Methods for improved agricultural procedures
US11569856B2 (en) * 2020-12-07 2023-01-31 Electronics And Telecommunications Research Institute Method and apparatus for receiving periodic band-limited signal
US12000935B2 (en) * 2021-12-06 2024-06-04 Novatel Inc. Systems, media, and methods for processing an integrated signal having a plurality of signal components with arbitrary power allocation
US20240411029A1 (en) * 2023-06-12 2024-12-12 Deere & Company Phase Multipath Mitigation in a Navigation Satellite Signal Receiver
WO2024258418A1 (en) * 2023-06-12 2024-12-19 Deere & Company Mitigation of multipath-induced error effects in a navigation satellite signal receiver

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US6023489A (en) 1995-05-24 2000-02-08 Leica Geosystems Inc. Method and apparatus for code synchronization in a global positioning system receiver
FR2742612B1 (fr) * 1995-12-15 1998-02-06 Sextant Avionique Procede et circuit de reception de signaux de positionnement par satellites avec elimination des erreurs de multitrajets
FR2746365B1 (fr) * 1996-03-20 1998-06-12 Centre Nat Etd Spatiales Perfectionnements aux satellites d'observation ou de telecommunication
JP3548853B2 (ja) * 1996-04-25 2004-07-28 サーフ テクノロジー インコーポレイテッド マルチビット相関器を備えたスペクトル拡散受信機
US5963601A (en) * 1996-05-20 1999-10-05 Trimble Navigation Limited Variable suppression of multipath signal effects
US5963582A (en) * 1996-05-24 1999-10-05 Leica Geosystems Inc. Mitigation of multipath effects in global positioning system receivers
US6031881A (en) * 1996-09-19 2000-02-29 Weill; Lawrence Method for mitigating multipath effects in radio ranging systems
US6603801B1 (en) * 1998-01-16 2003-08-05 Intersil Americas Inc. Spread spectrum transceiver for use in wireless local area network and having multipath mitigation
RU2152048C1 (ru) * 1998-07-28 2000-06-27 Научно-производственное объединение прикладной механики им. акад. М.Ф. Решетнева Способ определения координат местоположения, составляющих вектора скорости, дальности и траекторных измерений навигирующимся объектом по навигационным радиосигналам космических аппаратов спутниковых радионавигационных систем
US6587692B1 (en) * 2000-03-30 2003-07-01 Lucent Technologies Inc. Location determination using weighted ridge regression
US6898415B2 (en) * 2001-01-16 2005-05-24 Aeroscout, Inc. System and method for reducing multipath distortion in wireless distance measurement systems
CN1180562C (zh) * 2001-11-01 2004-12-15 华为技术有限公司 一种基于时间-频率分集的接收方法
FR2832885B1 (fr) * 2001-11-23 2006-09-01 Thales Sa Procede d'elimination dans un recepteur de faisceaux incidents resultant de trajets multiples, et dispositif de mise en oeuvre
US6744404B1 (en) * 2003-07-09 2004-06-01 Csi Wireless Inc. Unbiased code phase estimator for mitigating multipath in GPS

Also Published As

Publication number Publication date
AU2005296090A1 (en) 2006-04-27
EP1805527A1 (en) 2007-07-11
BRPI0516607B8 (pt) 2022-11-08
CA2583198A1 (en) 2006-04-27
WO2006044142A1 (en) 2006-04-27
EP1805527B1 (en) 2008-08-13
CN101044414A (zh) 2007-09-26
RU2007118506A (ru) 2008-11-27
BRPI0516607A (pt) 2008-09-16
JP4799561B2 (ja) 2011-10-26
BRPI0516607B1 (pt) 2019-01-02
JP2008517296A (ja) 2008-05-22
DE602005009008D1 (de) 2008-09-25
ES2311241T3 (es) 2009-02-01
US20060083293A1 (en) 2006-04-20
CN101044414B (zh) 2011-03-16
US7453925B2 (en) 2008-11-18
AU2005296090B2 (en) 2010-03-11
RU2407025C2 (ru) 2010-12-20

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