ATE515835T1 - Spreizspektrumkorrelator - Google Patents

Spreizspektrumkorrelator

Info

Publication number
ATE515835T1
ATE515835T1 AT05445029T AT05445029T ATE515835T1 AT E515835 T1 ATE515835 T1 AT E515835T1 AT 05445029 T AT05445029 T AT 05445029T AT 05445029 T AT05445029 T AT 05445029T AT E515835 T1 ATE515835 T1 AT E515835T1
Authority
AT
Austria
Prior art keywords
accumulation results
processing unit
digital processing
spread spectrum
produce
Prior art date
Application number
AT05445029T
Other languages
English (en)
Inventor
Christian Stahlberg
Per-Ludvig Normark
Original Assignee
Nordnav Technologies Ab
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 Nordnav Technologies Ab filed Critical Nordnav Technologies Ab
Application granted granted Critical
Publication of ATE515835T1 publication Critical patent/ATE515835T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/70—Media network packetisation
    • 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
    • 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
    • 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
    • H04B1/7095—Sliding correlator type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects
    • H04B2201/7071—Efficiency-related aspects with dynamic control of receiver resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70715—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with application-specific features

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radio Relay Systems (AREA)
AT05445029T 2005-05-11 2005-05-11 Spreizspektrumkorrelator ATE515835T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05445029A EP1722487B1 (de) 2005-05-11 2005-05-11 Spreizspektrumkorrelator

Publications (1)

Publication Number Publication Date
ATE515835T1 true ATE515835T1 (de) 2011-07-15

Family

ID=34943239

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05445029T ATE515835T1 (de) 2005-05-11 2005-05-11 Spreizspektrumkorrelator

Country Status (5)

Country Link
US (2) US7848217B2 (de)
EP (2) EP1722487B1 (de)
JP (1) JP2008541585A (de)
AT (1) ATE515835T1 (de)
WO (1) WO2006119816A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4920701B2 (ja) * 2006-01-05 2012-04-18 ノルドナブ テクノロジーズ エー ビー スペクトラム拡散ソフトウェア受信機
EP2074737A4 (de) * 2006-10-13 2012-12-05 Nokia Corp Vorrichtung und verfahren zur korrelation in einem gps-empfänger
US8180000B2 (en) * 2007-06-12 2012-05-15 Nordnav Technologies Ab GNSS receiver
ES2341902T3 (es) * 2007-11-13 2010-06-29 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Metodo y aparato receptor para determinar un valor de correlacion considerando una coreccion de frecuencia.
EP2093584B1 (de) * 2008-02-20 2011-03-30 Cambridge Positioning Systems Limited Verarbeitung empfangener Satellitenfunksignale
US7773664B2 (en) 2008-03-18 2010-08-10 On-Ramp Wireless, Inc. Random phase multiple access system with meshing
US7782926B2 (en) 2008-03-18 2010-08-24 On-Ramp Wireless, Inc. Random phase multiple access communication interface system and method
US20090239550A1 (en) 2008-03-18 2009-09-24 Myers Theodore J Random phase multiple access system with location tracking
US7733945B2 (en) 2008-03-18 2010-06-08 On-Ramp Wireless, Inc. Spread spectrum with doppler optimization
US8412093B2 (en) * 2008-10-22 2013-04-02 Mediatek Inc. Receiver applying channel selection filter for receiving satellite signal and receiving method thereof
FR2942325B1 (fr) * 2009-02-19 2011-03-04 Thales Sa Procede de lever d'ambiguite, procede de localisation d'un recepteur par radionavigation comprenant une etape de lever d'ambiguite et recepteur de localisation
US9002310B2 (en) * 2010-09-28 2015-04-07 Intel Mobile Communications GmbH IP2 calibration methods and techniques
US20120195401A1 (en) * 2011-02-01 2012-08-02 Neal Becker System and method for correlating received signal over time and frequency
CN103152383B (zh) * 2013-01-25 2016-06-01 中国科学院国家天文台 基于gpu架构的大规模数字相关器及相关运算处理方法
CN104767544B (zh) * 2014-01-02 2018-08-24 深圳市中兴微电子技术有限公司 一种实现解扰解扩的方法和矢量运算器
US9584178B2 (en) * 2014-07-21 2017-02-28 International Business Machines Corporation Correlating pseudonoise sequences in an SIMD processor
CN112653424A (zh) * 2020-12-07 2021-04-13 中国科学院空天信息创新研究院 一种信号处理方法、设备和计算机可读存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6621855B1 (en) * 1999-05-26 2003-09-16 Lockhead Martin Corporation Scalable spread-spectrum signal detection and acquisition processor
US7567636B2 (en) * 2001-05-18 2009-07-28 Global Locate, Inc. Method and apparatus for performing signal correlation using historical correlation data
JP2003152600A (ja) * 2001-11-15 2003-05-23 Nec Corp 固定パターン検出装置、固定パターン検出方法、無線基地局および無線移動局
US7224721B2 (en) * 2002-10-11 2007-05-29 The Mitre Corporation System for direct acquisition of received signals
SE0203047D0 (sv) 2002-10-15 2002-10-15 Nordnav Technologies Ab Spread spectrum signal processing

Also Published As

Publication number Publication date
US7848217B2 (en) 2010-12-07
EP2264910A3 (de) 2012-11-28
EP2264910A2 (de) 2010-12-22
JP2008541585A (ja) 2008-11-20
EP1722487B1 (de) 2011-07-06
US20060274822A1 (en) 2006-12-07
US8811143B2 (en) 2014-08-19
WO2006119816A1 (en) 2006-11-16
EP1722487A1 (de) 2006-11-15
US20110128998A1 (en) 2011-06-02

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Legal Events

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