In-flight alignment of distributed all-accelerometer network

Yazan M. Al-Rawashdeh*, Muhammad F. Mysorewala, Moustafa Elshafei

*Corresponding author for this work

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

2 Scopus citations

Abstract

In this paper, the measurements alignment of distributed inertial measurement units based on all-accelerometer is presented. These inertial measurement units, or nodes, relate to each other via an ideal sensor network. A prime master node is used as the alignment reference based on a certain messaging protocol. First, the master nodes are aligned with respect to the prime master node, then the slave nodes are aligned with respect to their respective master nodes as well as the prime master node. Among the various possibilities of interpreting the messages sent between nodes, the main approach utilizing a nonlinear recursive least squares technique is devised to facilitate the alignment process by which the Euler angles building the misalignment matrix are estimated at nodes levels. Also, this recursive method will be useful in estimating the flexure motion. Simulation results show the feasibility of this approach.

Original languageEnglish
Title of host publicationSAS 2017 - 2017 IEEE Sensors Applications Symposium, Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509032020
DOIs
StatePublished - 6 Apr 2017

Publication series

NameSAS 2017 - 2017 IEEE Sensors Applications Symposium, Proceedings

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

Keywords

  • airborne inertial-measurements
  • alignment
  • all-accelerometer
  • attitude matching
  • flexure motion
  • gyro-free
  • in-flight
  • network

ASJC Scopus subject areas

  • Instrumentation
  • Electrical and Electronic Engineering
  • Health Informatics

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