ATE445169T1 - Überwachungsverfahren und -system von schleifen der code-verfolgung in einem satellitengesteuerten positionsempfänger - Google Patents

Überwachungsverfahren und -system von schleifen der code-verfolgung in einem satellitengesteuerten positionsempfänger

Info

Publication number
ATE445169T1
ATE445169T1 AT08101907T AT08101907T ATE445169T1 AT E445169 T1 ATE445169 T1 AT E445169T1 AT 08101907 T AT08101907 T AT 08101907T AT 08101907 T AT08101907 T AT 08101907T AT E445169 T1 ATE445169 T1 AT E445169T1
Authority
AT
Austria
Prior art keywords
correlators
monitoring method
tracking loop
advanced
code tracking
Prior art date
Application number
AT08101907T
Other languages
English (en)
Inventor
Denis Bouvet
Alexandre Artault
Original Assignee
Sagem Defense Securite
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 Sagem Defense Securite filed Critical Sagem Defense Securite
Application granted granted Critical
Publication of ATE445169T1 publication Critical patent/ATE445169T1/de

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
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • 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
    • H04B1/709—Correlator structure
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radio Relay Systems (AREA)
AT08101907T 2007-02-22 2008-02-22 Überwachungsverfahren und -system von schleifen der code-verfolgung in einem satellitengesteuerten positionsempfänger ATE445169T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0753436A FR2913114B1 (fr) 2007-02-22 2007-02-22 Procede et systeme de surveillance de boucles de poursuite de code dans un recepteur de positionnement par satellites

Publications (1)

Publication Number Publication Date
ATE445169T1 true ATE445169T1 (de) 2009-10-15

Family

ID=38542021

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08101907T ATE445169T1 (de) 2007-02-22 2008-02-22 Überwachungsverfahren und -system von schleifen der code-verfolgung in einem satellitengesteuerten positionsempfänger

Country Status (5)

Country Link
EP (1) EP1962101B1 (de)
AT (1) ATE445169T1 (de)
DE (1) DE602008000185D1 (de)
ES (1) ES2332433T3 (de)
FR (1) FR2913114B1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8233516B2 (en) 2009-06-24 2012-07-31 Qualcomm Incorporated Wideband correlation mode switching methods and apparatuses
GB201401237D0 (en) 2014-01-24 2014-03-12 Qinetiq Ltd Improvements to satellite positioning methods

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0150279B1 (ko) * 1995-12-18 1998-11-02 양승택 코드확산 통신시스템의 수신기에서의 코드 추적기
US6141373A (en) * 1996-11-15 2000-10-31 Omnipoint Corporation Preamble code structure and detection method and apparatus
US6873667B2 (en) * 2000-01-05 2005-03-29 Texas Instruments Incorporated Spread spectrum time tracking
US6658048B1 (en) * 2000-04-07 2003-12-02 Nokia Mobile Phones, Ltd. Global positioning system code phase detector with multipath compensation and method for reducing multipath components associated with a received signal
CN1151622C (zh) * 2000-12-18 2004-05-26 信息产业部电信传输研究所 基于多径信道能量窗重心跟踪环路的导频信道跟踪方法
US7916771B2 (en) * 2004-05-17 2011-03-29 Uti Limited Partnership BOC signal acquisition and tracking method and apparatus

Also Published As

Publication number Publication date
DE602008000185D1 (de) 2009-11-19
FR2913114B1 (fr) 2009-04-24
EP1962101B1 (de) 2009-10-07
EP1962101A1 (de) 2008-08-27
ES2332433T3 (es) 2010-02-04
FR2913114A1 (fr) 2008-08-29

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