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Hybrid Hsub2/subHsub∞/sub Estimation for Phase-Locked Loop Filter Design

    • TRW System Integration Group

    Research output: Contribution to journalArticlepeer-review

    Abstract

    A method of combining Kalman filtering and minimax filtering is proposed and demonstrated in an application to phase-locked loop design. Kalman filtering suffers from a lack of robustness to departures from the assumed noise statistics. But minimax filtering has the drawback of ignoring the engineer's (admittedly incomplete) knowledge of the noise statistics. It is shown in this paper that hybrid Kalman/minimax filtering can provide the best of both worlds. Phase-locked loop filter design is used in this paper to demonstrate an application of hybrid estimation.

    Original languageAmerican English
    JournalAmerican Control Conference
    DOIs
    StatePublished - Jun 1 1994

    Keywords

    • Hybrid H2H∞ Estimation
    • Kalman filtering
    • Minimax filtering
    • Noise statistics
    • Optimal filtering
    • Phase-locked loop filter

    Disciplines

    • Electrical and Computer Engineering

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