Direction of Arrival estimation of underwater acoustic signal via Virtual Steering

  • Vikas Kumar Singh
  • Rashmi S
Keywords: cardioid, direction of arrival, hydrophones, triplet array

Abstract

—For a long time direction of arrival estimation to localize the direction of a radiating or reflecting source has been carried out using SONAR technique or using scuba divers which does not give precise location in short time . So development of hydrophone was carried out and there various combinations were used to find the direction of arrival of radiating signal. In the same respect this paper discusses the method of direction of arrival estimation for underwater acoustic signal for various combinations of hydrophones i.e., triplet, linear array, triplet array via virtual steering of directivity pattern of mentioned combinations and GUI.

References

[1] A. D. Waite, SONAR for Practising Engineers. Wiley, UK, 2002 [2] H. Krim and M. Viberg,“Two decades of array signal processing research”, IEEE Sign. Proc. Mag., 67-94 July (1996). [3] D. T. Hughes. Aspects of Cardioid Processing, SACLANTCEN Report SR-329, May (2000). [4] M. van Velzen, G. Haralabus, A. Baldacci, “Calibration of Cardioid Beamforming Algorithms”, NURC SR-435, 2005. [5] Alessandro Barbagelata, Piero Guerrini, Luigi Troiano, “Thirty years of Towed Array at NURC” Oceanography Vol.21, No.2 [6] M. van Velzen, G. Haralabus, A. Baldacci, “Unambiguous triplet array beamforming and calibration algorithms to facilitate an environmentally adaptive active sonar concept”, NURC SR-435, 2005. [7] https://in.mathworks.com/help/phased/beamforming
Published
2018-01-07
How to Cite
Singh, V., & S, R. (2018). Direction of Arrival estimation of underwater acoustic signal via Virtual Steering. Asian Journal For Convergence In Technology (AJCT) ISSN -2350-1146, 3(3). Retrieved from http://www.asianssr.org/index.php/ajct/article/view/270
Section
Article

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