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IEICE TRANSACTIONS on Fundamentals

Emitter Tracking via Direct Target Motion Analysis

Yiqi CHEN, Ping WEI, Gaiyou LI, Huaguo ZHANG, Hongshu LIAO

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Summary :

This paper considers tracking of a non-cooperative emitter based on a single sensor. To this end, the direct target motion analysis (DTMA) approach, where the target state is straightforwardly achieved from the received signal, is exploited. In order to achieve observability, the sensor has to perform a maneuver relative to the emitter. By suitably building an approximated likelihood function, the unscented Kalman filter (UKF), which is able to work under high nonlinearity of the measurement model, is adopted to recursively estimate the target state. Besides, the posterior Cramér-Rao bound (PCRB) of DTMA, which can be used as performance benchmark, is also achieved. The effectiveness of proposed method is verified via simulation experiments.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E105-A No.12 pp.1522-1536
Publication Date
2022/12/01
Publicized
2022/06/08
Online ISSN
1745-1337
DOI
10.1587/transfun.2021EAP1155
Type of Manuscript
PAPER
Category
Digital Signal Processing

Authors

Yiqi CHEN
  University of Electronic Science and Technology of China
Ping WEI
  University of Electronic Science and Technology of China
Gaiyou LI
  University of Electronic Science and Technology of China
Huaguo ZHANG
  University of Electronic Science and Technology of China
Hongshu LIAO
  University of Electronic Science and Technology of China

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