The design and analysis of BeiDou B1 non-GEO satellites high sensitivity acquisition

  • Hang Ruan*
  • , Zhou Zheng
  • , Jian Li
  • , Feng Liu
  • *Corresponding author for this work

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

Abstract

With the development of the BEIDOU satellite navigation system, its receiver sensitivity requirements continue to rise. Compared with tracking, it is difficult to improve the sensitivity for the reason that acquisition needs a larger amount of calculation and faces a high real-time requirement. As a result, acquisition is the key factors limiting the sensitivity. In this paper, in order to improve the Compass B1-frequency signal acquisition sensitivity, it designs a standard called the mean detection probability based on the analysis of the pseudo-code mismatch, Doppler mismatch, coherent integration, non-coherent accumulation, detection probability and false alarm probability. According to the standard, it achieves a high sensitivity of -147 dBm Compass B1 signal acquisition method and it is verified by simulation.

Original languageEnglish
Title of host publicationChina Satellite Navigation Conference, CSNC 2014 - Proceedings
PublisherSpringer Verlag
Pages649-660
Number of pages12
EditionVOL. 1
ISBN (Print)9783642547362
DOIs
Publication statusPublished - 2014
Event5th China Satellite Navigation Conference, CSNC 2014 - Nanjing, China
Duration: 21 May 201423 May 2014

Publication series

NameLecture Notes in Electrical Engineering
NumberVOL. 1
Volume303 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

Conference5th China Satellite Navigation Conference, CSNC 2014
Country/TerritoryChina
CityNanjing
Period21/05/1423/05/14

Keywords

  • Coherent accumulation
  • High sensitivity
  • Non-coherent accumulation
  • The mean detection probability

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