ATE514098T1 - Gnss-signalprozessor - Google Patents

Gnss-signalprozessor

Info

Publication number
ATE514098T1
ATE514098T1 AT08750234T AT08750234T ATE514098T1 AT E514098 T1 ATE514098 T1 AT E514098T1 AT 08750234 T AT08750234 T AT 08750234T AT 08750234 T AT08750234 T AT 08750234T AT E514098 T1 ATE514098 T1 AT E514098T1
Authority
AT
Austria
Prior art keywords
signal processor
buffer
gnss signal
processor
lowerpower
Prior art date
Application number
AT08750234T
Other languages
English (en)
Inventor
Phil Young
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ATE514098T1 publication Critical patent/ATE514098T1/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
    • 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
    • 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
    • G01S19/29—Acquisition or tracking or demodulation of signals transmitted by the system carrier including Doppler, related
    • 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
    • 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
    • G01S19/35—Constructional details or hardware or software details of the signal processing chain
    • G01S19/37—Hardware or software details of the signal processing chain
    • 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
    • G01S19/32—Multimode operation in a single same satellite system, e.g. GPS L1/L2

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
AT08750234T 2007-05-10 2008-05-09 Gnss-signalprozessor ATE514098T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07107873 2007-05-10
PCT/EP2008/055756 WO2008138891A2 (en) 2007-05-10 2008-05-09 Gnss signal processor

Publications (1)

Publication Number Publication Date
ATE514098T1 true ATE514098T1 (de) 2011-07-15

Family

ID=40002683

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08750234T ATE514098T1 (de) 2007-05-10 2008-05-09 Gnss-signalprozessor

Country Status (7)

Country Link
US (1) US8630332B2 (de)
EP (1) EP2223143B1 (de)
JP (3) JP2010526997A (de)
KR (1) KR101168616B1 (de)
CN (1) CN101802634B (de)
AT (1) ATE514098T1 (de)
WO (1) WO2008138891A2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101043779B1 (ko) * 2008-02-19 2011-06-22 주식회사 코아로직 단일 상관기를 이용한 신호 처리 장치 및 방법
US8362953B2 (en) * 2010-04-05 2013-01-29 Accord Software and Systems Pyt Ltd Sequential chip correlation array
US8675712B1 (en) * 2010-04-08 2014-03-18 Marvell International Ltd. Zero delay reduced memory GPS PRN code interpolation
CN102288975B (zh) * 2011-05-11 2012-11-07 电子科技大学 一种基于dft优化的捕获方法
US8644788B2 (en) 2012-05-02 2014-02-04 Skytraq Technology, Inc. Signal receiver, portable computer and signal acquisition method used in satellite communication system
US10024976B2 (en) 2013-08-21 2018-07-17 Samsung Electronics Co., Ltd Method and apparatus for reducing memory and communications bandwidth requirements in GNSS receivers
GB2521446A (en) * 2013-12-20 2015-06-24 Nordic Semiconductor Asa Digital processing
CN104142510A (zh) * 2014-07-29 2014-11-12 豪芯微电子科技（上海）有限公司 可变采样率的数据采集电路
US11137502B2 (en) * 2018-05-29 2021-10-05 Star Ally International Limited Method and system for signal detection including positioning signals
US11009609B2 (en) 2018-07-17 2021-05-18 Spire Global, Inc. Systems and methods for de-noising GNSS signals
CN109005004B (zh) * 2018-08-23 2020-05-12 西安空间无线电技术研究所 一种Gold码多相位并行生成方法
GB2580583B (en) * 2018-11-20 2022-01-12 Imagination Tech Ltd GNSS correlator
CN113126123B (zh) * 2019-12-31 2022-06-10 上海司南卫星导航技术股份有限公司 一种gnss装置和gnss终端设备
CN117897635B (zh) 2021-08-31 2025-05-13 拓普康定位系统公司 用于快速搜索gnss信号的方法和装置
EP4416527A4 (de) 2021-10-11 2025-06-11 Topcon Positioning Systems, Inc. Mehrkanaliges synchrones analysesystem zur analyse von signalen eines globalen navigationssatellitensystems und verfahren zur signalverarbeitung
CN115508869B (zh) * 2022-09-27 2025-11-25 中国科学院国家空间科学中心 一种微小型gnss掩星探测仪开环数据压缩方法
CN115657093B (zh) * 2022-12-29 2023-03-31 成都奇芯微电子有限公司 基于捕获数据存储的方法
EP4394449A1 (de) 2022-12-29 2024-07-03 Septentrio N.V. Systeme und verfahren zur berechnung der korrelation in einem navigationsempfänger
US12489489B2 (en) 2024-05-22 2025-12-02 Bae Systems Information And Electronic Systems Integration Inc. Detection and acquisition of signals over large doppler frequency ranges

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4114058C2 (de) * 1991-04-30 2003-11-27 Sel Alcatel Ag Mehrkanalempfänger für bandgespreizte Signale
US5379224A (en) * 1991-11-29 1995-01-03 Navsys Corporation GPS tracking system
US6289041B1 (en) * 1997-02-11 2001-09-11 Snaptrack, Inc. Fast Acquisition, high sensitivity GPS receiver
US6044105A (en) * 1998-09-01 2000-03-28 Conexant Systems, Inc. Doppler corrected spread spectrum matched filter
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6704348B2 (en) * 2001-05-18 2004-03-09 Global Locate, Inc. Method and apparatus for computing signal correlation at multiple resolutions
JP4559780B2 (ja) * 2003-07-11 2010-10-13 三星電子株式会社 Ｇｐｓ相関ピーク信号の探索方法及びこれのためのシステム
US7548199B2 (en) * 2004-09-20 2009-06-16 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Radiation-hardened fast acquisition/weak signal tracking system and method
PL2026085T3 (pl) * 2004-10-21 2012-08-31 Nokia Technologies Oy Dostarczanie pomiarów fazy nośnej na żądanie dla potrzeb lokalizacji satelitarnej
US8406277B2 (en) * 2005-12-16 2013-03-26 Qualcomm Incorporated Signal processor and signal processing method
US9151846B2 (en) * 2005-12-16 2015-10-06 Qualcomm Incorporated Signal processor and signal processing method
JP4306693B2 (ja) 2006-05-29 2009-08-05 ソニー株式会社 相関検出装置、相関検出方法並びに受信装置

Also Published As

Publication number Publication date
WO2008138891A3 (en) 2009-02-19
JP6246966B2 (ja) 2017-12-13
WO2008138891A2 (en) 2008-11-20
KR20100012871A (ko) 2010-02-08
JP2017173332A (ja) 2017-09-28
US8630332B2 (en) 2014-01-14
EP2223143B1 (de) 2011-06-22
CN101802634B (zh) 2013-04-24
JP2016006429A (ja) 2016-01-14
KR101168616B1 (ko) 2012-07-30
US20100074308A1 (en) 2010-03-25
EP2223143A2 (de) 2010-09-01
CN101802634A (zh) 2010-08-11
JP2010526997A (ja) 2010-08-05

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