Stability analysis and near optimal gain tuning of an attitude estimator on the special orthogonal group

Alireza Khosravian*

*Corresponding author for this work

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

    1 Citation (Scopus)

    Abstract

    In this paper, we investigate the effect of nonideal sensor measurements on the performance of a nonlinear attitude estimator. Bounded deterministic disturbances are considered in both vector measurements and angular velocity reading. We derive conditions under which the practical stability of estimator is guaranteed and present an upperbound for the steady state attitude estimation error. We also consider the problem of minimizing the ultimate bound of estimation error by proper choice of constant observer gains according to the properties of vector measurements. A key contribution of the paper is to propose a set of Linear Matrix Inequalities which result in the near optimal observer gains in a sense that they minimize the ultimate bound of estimation error. Meanwhile a case study, some interesting results of the optimization procedure are also discussed which provide a greater insight into the problem.

    Original languageEnglish
    Title of host publication2013 IEEE 52nd Annual Conference on Decision and Control, CDC 2013
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Pages5060-5065
    Number of pages6
    ISBN (Print)9781467357173
    DOIs
    Publication statusPublished - 2013
    Event52nd IEEE Conference on Decision and Control, CDC 2013 - Florence, Italy
    Duration: 10 Dec 201313 Dec 2013

    Publication series

    NameProceedings of the IEEE Conference on Decision and Control
    ISSN (Print)0743-1546
    ISSN (Electronic)2576-2370

    Conference

    Conference52nd IEEE Conference on Decision and Control, CDC 2013
    Country/TerritoryItaly
    CityFlorence
    Period10/12/1313/12/13

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