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A Multipath Mitigation Algorithm in Global Navigation Satellite Systems Arrays Using Independent Component Analysis

  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

-it is recognized that Multipath remains as one of dominant source of errors in Global Navigation Satellite System (GNSS) receivers. Independent Component Analysis (ICA) has been widely used as an advanced processing tool for blind suppression of interfering signals in Direct Sequence Spread Spectrum (DSSS) communication systems by utilizing antenna arrays to extract interference signals, but very less literature is available on the performance of ICA in the navigation satellite systems application. We proposed ICA based blind multipath mitigation algorithm for estimation of GNSS multipath components. The proposed algorithm could effectively decompose the received pseudo-range into the independent multipath component and the noise component respectively, and hence provide necessary information about the delay estimation of these multipaths. The effectiveness of this method in multipath environment is demonstrated effectively, which has a better positioning performance over conventional scheme via simulations.

Original languageEnglish
Title of host publicationProceedings - 2010 IEEE International Conference on Wireless Communications, Networking and Information Security, WCNIS 2010
PublisherIEEE Computer Society
Pages28-32
Number of pages5
ISBN (Print)9781424458516
DOIs
StatePublished - 2010
Event2010 IEEE International Conference on Wireless Communications, Networking and Information Security, WCNIS 2010 - Beijing, China
Duration: 25 Jun 201027 Jun 2010

Publication series

NameProceedings - 2010 IEEE International Conference on Wireless Communications, Networking and Information Security, WCNIS 2010

Conference

Conference2010 IEEE International Conference on Wireless Communications, Networking and Information Security, WCNIS 2010
Country/TerritoryChina
CityBeijing
Period25/06/1027/06/10

Keywords

  • GNSS
  • Independent Componet Analysis
  • Mutipath Mitigation
  • Positioning Errors

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