Nonlinear attitude observers on SO(3) for complementary and compatible measurements: A theoretical study

Robert Mahony*, Tarek Hamel, Jochen Trumpf, Christian Lageman

*Corresponding author for this work

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

    48 Citations (Scopus)

    Abstract

    This paper considers the question of designing an attitude observer exploiting the structure of the Special Orthogonal Group SO(3) for both inertial and body-fixed-frame measurements. We consider measurements from a minimal sensor suite, typically a rate gyroscope along with several measurements of inertial and/or body-fixed vector directions. We propose fully nonlinear pose observers based directly on the vector measurements, allowing a mix of both inertial and body-fixed measurements.We provide a comprehensive stability analysis of the observer error dynamics. We show that even with a single vector measurement it is often possible to recover asymptotically stable observer error dynamics.

    Original languageEnglish
    Title of host publicationProceedings of the 48th IEEE Conference on Decision and Control held jointly with 2009 28th Chinese Control Conference, CDC/CCC 2009
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Pages6407-6412
    Number of pages6
    ISBN (Print)9781424438716
    DOIs
    Publication statusPublished - 2009
    Event48th IEEE Conference on Decision and Control held jointly with 2009 28th Chinese Control Conference, CDC/CCC 2009 - Shanghai, China
    Duration: 15 Dec 200918 Dec 2009

    Publication series

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

    Conference

    Conference48th IEEE Conference on Decision and Control held jointly with 2009 28th Chinese Control Conference, CDC/CCC 2009
    Country/TerritoryChina
    CityShanghai
    Period15/12/0918/12/09

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