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Multi-aircraft inertial navigation data fusion method aided by one pseudolite

  • Jun Cheng Liu*
  • , Jing Juan Zhang
  • , Li Fen Tan
  • *Corresponding author for this work
  • Beihang University
  • Institute of Space Medico-Engineering China

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

Abstract

Pseudolite aided all parameters weighted least squares (PAAPWLS) data fusion method is proposed to improve multi-aircraft inertial positioning accuracy. The data fusion system was mainly composed of the inter-flight data link, inertial navigation system (INS) and one pseudolite. The data link performed two functions: real-time communication and mutual ranging between aircrafts. INS provided position data. The pseudolite receiver outputted distances between aircrafts and the pseudolite. The PAAPWLS algorithm was applied to data fusion in order to estimate the multi-aircraft inertial position errors when the aircrafts fly across the pseudolite. Simulation results show that the method works effectively and the position error can be improved to less than 40m (1σ) with the help of the method.

Original languageEnglish
Title of host publicationCICTP 2012
Subtitle of host publicationMultimodal Transportation Systems - Convenient, Safe, Cost-Effective, Efficient - Proceedings of the 12th COTA International Conference of Transportation Professionals
Pages932-940
Number of pages9
DOIs
StatePublished - 2012
Event12th COTA International Conference of Transportation Professionals: Multimodal Transportation Systems - Convenient, Safe, Cost-Effective, Efficient, CICTP 2012 - Beijing, China
Duration: 3 Aug 20126 Aug 2012

Publication series

NameCICTP 2012: Multimodal Transportation Systems - Convenient, Safe, Cost-Effective, Efficient - Proceedings of the 12th COTA International Conference of Transportation Professionals

Conference

Conference12th COTA International Conference of Transportation Professionals: Multimodal Transportation Systems - Convenient, Safe, Cost-Effective, Efficient, CICTP 2012
Country/TerritoryChina
CityBeijing
Period3/08/126/08/12

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