DE69616950T2 - Verfahren und Schaltkreis zum Empfang von Satellitenpositionssignalen mit Eliminierung von Mehrwegsignalen - Google Patents

Verfahren und Schaltkreis zum Empfang von Satellitenpositionssignalen mit Eliminierung von Mehrwegsignalen

Info

Publication number
DE69616950T2
DE69616950T2 DE69616950T DE69616950T DE69616950T2 DE 69616950 T2 DE69616950 T2 DE 69616950T2 DE 69616950 T DE69616950 T DE 69616950T DE 69616950 T DE69616950 T DE 69616950T DE 69616950 T2 DE69616950 T2 DE 69616950T2
Authority
DE
Germany
Prior art keywords
signals
elimination
circuit
satellite position
receiving satellite
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
DE69616950T
Other languages
English (en)
Other versions
DE69616950D1 (de
Inventor
Alain Renard
Bernard Fouilland
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.)
Thales Avionics SAS
Original Assignee
Thales Avionics SAS
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 Thales Avionics SAS filed Critical Thales Avionics SAS
Publication of DE69616950D1 publication Critical patent/DE69616950D1/de
Application granted granted Critical
Publication of DE69616950T2 publication Critical patent/DE69616950T2/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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
    • H04B1/70775—Multi-dwell schemes, i.e. multiple accumulation times
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70757—Synchronisation aspects with code phase acquisition with increased resolution, i.e. higher than half a chip
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
DE69616950T 1995-12-15 1996-12-06 Verfahren und Schaltkreis zum Empfang von Satellitenpositionssignalen mit Eliminierung von Mehrwegsignalen Expired - Fee Related DE69616950T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9514917A FR2742612B1 (fr) 1995-12-15 1995-12-15 Procede et circuit de reception de signaux de positionnement par satellites avec elimination des erreurs de multitrajets

Publications (2)

Publication Number Publication Date
DE69616950D1 DE69616950D1 (de) 2001-12-20
DE69616950T2 true DE69616950T2 (de) 2002-07-04

Family

ID=9485564

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69616950T Expired - Fee Related DE69616950T2 (de) 1995-12-15 1996-12-06 Verfahren und Schaltkreis zum Empfang von Satellitenpositionssignalen mit Eliminierung von Mehrwegsignalen

Country Status (8)

Country Link
US (1) US5781152A (de)
EP (1) EP0779518B1 (de)
CN (1) CN1117990C (de)
CA (1) CA2192751C (de)
DE (1) DE69616950T2 (de)
ES (1) ES2167527T3 (de)
FR (1) FR2742612B1 (de)
RU (1) RU2178953C2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015203616A1 (de) * 2015-02-27 2016-09-01 Continental Teves Ag & Co. Ohg Multipath Erkennung mittels Vergleich zweier unterschiedlicher GNSS Signalen

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6917644B2 (en) * 1996-04-25 2005-07-12 Sirf Technology, Inc. Spread spectrum receiver with multi-path correction
US6198765B1 (en) * 1996-04-25 2001-03-06 Sirf Technologies, Inc. Spread spectrum receiver with multi-path correction
US5918161A (en) * 1997-01-16 1999-06-29 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for reducing multipath signal error using deconvolution
FR2759220B1 (fr) * 1997-01-31 1999-04-23 Sextant Avionique Circuit de traitement analogique de signal pour recepteur de positionnement par satellite
US6215442B1 (en) * 1997-02-03 2001-04-10 Snaptrack, Inc. Method and apparatus for determining time in a satellite positioning system
US5903654A (en) * 1997-08-06 1999-05-11 Rockwell Science Center, Inc. Method and apparatus for eliminating ionospheric delay error in global positioning system signals
US6493378B1 (en) * 1998-01-06 2002-12-10 Topcon Gps Llc Methods and apparatuses for reducing multipath errors in the demodulation of pseudo-random coded signals
CN1214252C (zh) * 1998-09-15 2005-08-10 三星电子株式会社 提高卫星导航系统接收信号的抗噪声性的方法及实现该方法的装置
FR2783929B1 (fr) 1998-09-25 2000-12-08 Sextant Avionique Procede et dispositif de traitement en reception d'un signal l2 de satellite gps
US6236355B1 (en) * 1999-01-23 2001-05-22 Trimble Navigation Ltd Fast recovery of lock point information for GPS RTK receiver
US6239743B1 (en) * 1999-07-28 2001-05-29 Trimble Navigation Limited Integrated split spectrum positioning system receiver
US6282231B1 (en) * 1999-12-14 2001-08-28 Sirf Technology, Inc. Strong signal cancellation to enhance processing of weak spread spectrum signal
US6541950B2 (en) * 2000-01-26 2003-04-01 Novatel, Inc. Multipath meter
US6987820B1 (en) * 2000-10-18 2006-01-17 Honeywell International, Inc. Apparatus for navigation satellite signal quality monitoring
FR2818840B1 (fr) * 2000-12-22 2004-06-04 Thomson Csf Procede et dispositif pour le traitement des interferences dans des signaux recus par un reseau de capteurs
FI111300B (fi) * 2001-05-25 2003-06-30 Nokia Corp Menetelmä sijainninmääritysvastaanottimen toiminnan ohjaamiseksi ja elektroniikkalaite
EP1288672A1 (de) * 2001-08-08 2003-03-05 Septentrio N.V. Verfahren und Gerät zur Verarbeitung von Signalen zur Abstandsmessung
FR2829638B1 (fr) * 2001-09-07 2003-12-12 Thales Sa Procede et dispositif d'antiparasitage, en reception, d'un signal radioelectrique a large bande
KR100438396B1 (ko) * 2001-11-06 2004-07-02 지규인 위성을 이용한 위치결정수신기의 실시간 다중경로오차검출방법 및 그 방법을 이용한 위치결정 장치
FR2832878B1 (fr) * 2001-11-27 2004-02-13 Thales Sa Procede de detection et de traitement de signaux pulses dans un signal radioelectrique
US6775341B2 (en) * 2001-11-30 2004-08-10 Motorola, Inc. Time recovery circuit and method for synchronizing timing of a signal in a receiver to timing of the signal in a transmitter
FR2833714B1 (fr) * 2001-12-18 2004-04-02 Thales Sa Procede de traitement d'un signal de navigation contenant des donnees
FR2833784B1 (fr) * 2001-12-18 2004-02-13 Thales Sa Procede d'antibrouillage pour recepteur de signaux radioelectriques a spectre etale
US7471754B2 (en) * 2002-11-15 2008-12-30 Telecom Italia S.P.A. Method and device for fine synchronization of a digital telecommunication receiver
FR2857101B1 (fr) * 2003-07-01 2007-01-05 Thales Sa Procede de rejection d'interferences perturbant la reception d'un signal de transmission et dispositif
US7702002B2 (en) * 2004-01-28 2010-04-20 Qualcomm Incorporated Rapid acquisition methods and apparatus for GPS signals
FR2867619B1 (fr) * 2004-03-12 2006-06-23 Thales Sa Dispositif de decalage de frequence dans un chemin optique a source laser pulsee
CA2575551A1 (en) 2004-07-29 2006-02-09 Qualcomm Incorporated System and method for interleaving
US9246728B2 (en) 2004-07-29 2016-01-26 Qualcomm Incorporated System and method for frequency diversity
US8391410B2 (en) 2004-07-29 2013-03-05 Qualcomm Incorporated Methods and apparatus for configuring a pilot symbol in a wireless communication system
US9042212B2 (en) 2005-07-29 2015-05-26 Qualcomm Incorporated Method and apparatus for communicating network identifiers in a communication system
US9391751B2 (en) 2005-07-29 2016-07-12 Qualcomm Incorporated System and method for frequency diversity
JP4274173B2 (ja) * 2005-12-15 2009-06-03 セイコーエプソン株式会社 測位装置、測位方法及びプログラム
US8396013B2 (en) 2006-09-11 2013-03-12 Qualcomm Incorporated Method and apparatus for supporting half-duplex terminals in an asynchronous mode
TWI508478B (zh) 2006-10-30 2015-11-11 Interdigital Tech Corp 無線發射／接收單元及用於處理在無線發射／接收單元中執行的回饋的方法
US7982861B2 (en) * 2008-07-31 2011-07-19 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Time delay and distance measurement
US8233516B2 (en) 2009-06-24 2012-07-31 Qualcomm Incorporated Wideband correlation mode switching methods and apparatuses
JP2011237386A (ja) * 2010-05-13 2011-11-24 Gnss Technologies Inc ナビゲーション信号送信装置、ナビゲーション信号送信方法および位置情報提供装置
GB2493161B (en) * 2011-07-26 2017-05-10 Stmicroelectronics (Research & Development) Ltd Multi-path detection
FR2992070B1 (fr) * 2012-06-15 2019-05-10 Thales Recepteur de signaux satellitaires servant a la localisation
US9897701B2 (en) 2013-10-08 2018-02-20 Samsung Electronics Co., Ltd Method for efficiently detecting impairments in a multi-constellation GNSS receiver
RU2696558C1 (ru) * 2018-05-29 2019-08-05 АО "Научно-технический центр радиоэлектронной борьбы" Способ радиоэлектронного подавления приемных устройств потребителей глобальных навигационных спутниковых систем
CN112684479B (zh) * 2020-11-23 2023-06-16 中国人民解放军国防科技大学 导航接收机的二次捕获方法及其导航接收机
FR3131389A1 (fr) * 2021-12-29 2023-06-30 Thales Dispositif et procede de positionnement autonome de vehicules

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706933A (en) * 1963-09-17 1972-12-19 Sylvania Electric Prod Synchronizing systems in the presence of noise
DE3743731C2 (de) * 1987-12-23 1994-11-24 Ant Nachrichtentech Verfahren und Schaltungsanordnung zur Regelung der Phasenlage zwischen einem erzeugten Code und einem in einem empfangenen spektral gespreizten Signal enthaltenen empfangenen Code
FR2631193B1 (fr) * 1988-05-06 1994-09-16 Europ Rech Electr Lab Procede d'embrouillage et de desembrouillage de signaux video composites, et dispositif de mise en oeuvre
US5208856A (en) * 1988-12-23 1993-05-04 Laboratoire Europeen De Recherches Electroniques Avancees Scrambling and unscrambling method for composite video signals and implementing device
US5101416A (en) * 1990-11-28 1992-03-31 Novatel Comunications Ltd. Multi-channel digital receiver for global positioning system
US5414729A (en) * 1992-01-24 1995-05-09 Novatel Communications Ltd. Pseudorandom noise ranging receiver which compensates for multipath distortion by making use of multiple correlator time delay spacing
US5347536A (en) * 1993-03-17 1994-09-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Multipath noise reduction for spread spectrum signals
US5615232A (en) * 1993-11-24 1997-03-25 Novatel Communications Ltd. Method of estimating a line of sight signal propagation time using a reduced-multipath correlation function
CN1033549C (zh) * 1994-04-22 1996-12-11 北京市赛达科贸公司 Gps导航仪

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015203616A1 (de) * 2015-02-27 2016-09-01 Continental Teves Ag & Co. Ohg Multipath Erkennung mittels Vergleich zweier unterschiedlicher GNSS Signalen
US10649094B2 (en) 2015-02-27 2020-05-12 Continental Teves Ag & Co. Ohg Multipath identification by comparing two different GNSS signals

Also Published As

Publication number Publication date
US5781152A (en) 1998-07-14
FR2742612A1 (fr) 1997-06-20
DE69616950D1 (de) 2001-12-20
CA2192751A1 (fr) 1997-06-16
EP0779518A1 (de) 1997-06-18
ES2167527T3 (es) 2002-05-16
CN1157416A (zh) 1997-08-20
CA2192751C (fr) 2008-04-01
RU2178953C2 (ru) 2002-01-27
CN1117990C (zh) 2003-08-13
FR2742612B1 (fr) 1998-02-06
EP0779518B1 (de) 2001-11-14

Similar Documents

Publication Publication Date Title
DE69616950T2 (de) Verfahren und Schaltkreis zum Empfang von Satellitenpositionssignalen mit Eliminierung von Mehrwegsignalen
DE69623170D1 (de) Verfahren und Vorrichtung zum Empfang und/oder Wiedergabe von digitalen Signalen
DE69833130D1 (de) Verfahren und Vorrichtung zum Empfang von Funksignalen
DE69618289D1 (de) Verfahren zum Umschalten von digitalen Rundfunkprogrammen und Vorrichtung zum Empfang von digitalem Rundfunk
DE69430838T2 (de) Schaltung und Verfahren zur parallelen Verschiebung und Addition
DE69725935D1 (de) Verfahren und Gerät zum Empfangen von CDMA Funkübertragungssignalen
DE69627737T2 (de) Verfahren und Einrichtung zum Empfang von durch Intersymbolinterferenz getroffenen Signalen
DE69625816T2 (de) Verfahren und gerät zum orthogonalisieren von cdma-signalen
DE69606433T2 (de) Verfahren und anordnung zur entzerrung von mehrfachantennensignalen für mehrfachelementempfang in gegenwart von störungen und mehrwegausbreitungen
DE69228108D1 (de) Verfahren und Vorrichtung zum Empfang von Informationssignalen
DE69435047D1 (de) Schaltung und Verfahren zur parallelen Addition und Mittelwertbildung
DE59410342D1 (de) Verfahren und Schaltungsanordnung zur Übertragung von Sprachsignalen
DE69326832T2 (de) Fehlerdetektorschaltung und Verfahren für Empfänger zum Empfang von Diskretkodierten Signalen
DE69605570D1 (de) Verfahren zur massenproduktion von antennen mit gedruckten schaltungen
DE69417297T2 (de) Schaltung und Verfahren zur Unterdrückung von Störsignalen
DK412989A (da) Fremgangsmaade og apparat til vejning af koeretoejer
DE69936324D1 (de) Verfahren zur Herabsetzung von Störsignalen und Empfänger
DE69802255T2 (de) Verfahren und Gerät zur Einführung von Referenzstörungen in Videosignalen
DE69329593T2 (de) Verfahren zur Kompensation von Mehrwegeausbreitung
DE69422078T2 (de) Schaltung und Verfahren zum Synchronisieren von Taktsignalen
DE69717401T2 (de) Schaltung und Verfahren zum Erzeugen von Taktsignalen
DE69128870T2 (de) Verfahren zum Auswählen von perfekten Fernsehersignalen
DE69733991D1 (de) Verfahren zum Mehrwegesignalempfang
DE69423073D1 (de) Schaltung und Verfahren zur Verschiebung und Abrundung
DE69423170T2 (de) System und Verfahren zum Schaltungsentwurf

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee