Adaptive broadband beamforming with arbitrary array geometry

• DOI: 10.1049/cp.2015.1776
• Publication Date: 2016-06-20T04:20:47Z
• Authors: A. Alzin; J.A. Chambers; S. Weiss; F.K. Coutts; J. Corr; I.K. Proudler
• Keywords: Narrowband; Robustness; Adaptive beamformer; Broadside; Matrix (chemical analysis)

This paper expands on a recent polynomial matrix formulation for minimum variance distortionless response (MVDR) broadband beamformer.Within the framework, this beamformer is straightforward extension from narrowband case, and offers advantages in terms of complexity robustness particularly off-broadside constraints.Here, we focus arbitrary 3-dimensional array configurations no particular structure, where incorporation constraints demonstrated simulations, accurately maintains its look direction while nulling out interferers.