Blind Beamforming on a Randomly Distributed Sensor Array System

Jena, Anshuman (2015) Blind Beamforming on a Randomly Distributed Sensor Array System. BTech thesis.



We consider a digital signal handling sensor array system, in light of haphazardly dispersed sensor node, for observation and source localization applications. In most array handling system, the sensor array geometry is settled and known and the steering array vector/complex data is utilized as a part of beam- formation. In this system, the array adjustment may be illogical because of obscure situation and introduction of the sensors with obscure frequency/spatial responses.In this project work a blind beamforming method is used by utilizing just the deliberate sensor information, to shape either an example information or a sample correlation matrix. The greatest power accumulation measure is utilized to acquire array weights from the predominant eigenvector connected with the largest eigenvalue of a matrix eigenvalue issue. A productive blind beamforming time delay appraisal of the predominant source is proposed. Source localization in light of a least squares (LS) technique for time delay estimation is additionally given. Results taking into account investigation, simulation, and measured acoustical sensor information demonstrate the viability of this beamforming system for sign upgrade and spacetime filtering.

Item Type:Thesis (BTech)
Uncontrolled Keywords:Array Processing, Beamformer, Source Localization
Subjects:Engineering and Technology > Electronics and Communication Engineering > Signal Processing
Divisions: Engineering and Technology > Department of Electronics and Communication Engineering
ID Code:7523
Deposited By:Mr. Sanat Kumar Behera
Deposited On:12 May 2016 16:46
Last Modified:12 May 2016 16:46
Supervisor(s):Roy, L P

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