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Active Electro-Location of Objects in the Underwater Environment Based on the Mixed Polarization Multiple Signal

Yidong Xu1, Wenjing Shang2, Lili Guo3

  • 1College of Information and Communication Engineering, Harbin Engineering University, Harbin 150001, China. xuyidong@hrbeu.edu.cn.

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|February 15, 2018
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Summary

This study presents a new active localization method using the mixed polarization multiple signal classification (MP-MUSIC) algorithm for underwater target positioning. The technique accurately locates metal or insulator targets using a uniform circular antenna (UCA) and boundary element method (BEM).

Keywords:
MP-MUSIC algorithmUCAactive electro-locationelectric dipole sourceunderwater

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Area of Science:

  • Underwater acoustics
  • Electromagnetics
  • Signal processing

Background:

  • Accurate underwater target localization is crucial for various applications.
  • Existing methods face challenges in complex underwater environments.

Purpose of the Study:

  • To propose a novel active localization method for underwater targets.
  • To accurately position metal or insulator targets using a uniform circular antenna (UCA).

Main Methods:

  • Utilizing the mixed polarization multiple signal classification (MP-MUSIC) algorithm.
  • Employing the boundary element method (BEM) for target boundary analysis.
  • Using an electric dipole source and UCA to receive the target's induction field.

Main Results:

  • The proposed method demonstrated accurate positioning performance in simulations and physical experiments.
  • Spatial-temporal localization data derived from UCA electrode potentials simplifies implementation.
  • Eliminates the need for direct measurement of field components in each direction.

Conclusions:

  • The developed active localization method is effective for underwater target locating.
  • The integration of MP-MUSIC and BEM offers a robust solution for underwater positioning.
  • The method is suitable for practical engineering applications due to its simplified implementation.