A Prototype Acoustic Battlefield Decision Aid Incorporating Atmospheric Effects and Arbitrary Sensor Layouts

Abstract

The Acoustic Battlefield Aid (ABFA) is a prototype decision aid for assessing the performance of acoustic sensors in different environments. ABFA combines accurate modeling of atmospheric effects on acoustic signals with newly developed methods for determining acoustic array performance. The report describes the methods by which ABFA calculates such quantities as transmission loss, signal-to-noise ratio, detection probability, array direction-finding accuracy, and position-finding accuracy from array networks. Some example calculations are provided for propagation over rough terrain in various weather conditions.

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Document Details

Document Type
Technical Report
Publication Date
Sep 01, 1998
Accession Number
ADA353994

Entities

People

  • Keith T. Wilson

Organizations

  • United States Army Research Laboratory

Tags

Communities of Interest

  • Air Platforms
  • Energy and Power Technologies
  • Sensors
  • Weapons Technologies

DTIC Thesaurus Topics

  • Acoustic Propagation
  • Acoustic Waves
  • Acoustics
  • Angle Of Arrival
  • Atmospheric Motion
  • Boundary Layer
  • Computational Fluid Dynamics
  • Computational Science
  • Detection
  • Detectors
  • Diffraction
  • Direction Finding
  • Fluid Dynamics
  • Information Science
  • Refraction
  • Scattering
  • Turbulent Mixing

Fields of Study

  • Physics

Readers

  • Atmospheric Science/Meteorology
  • Geodesy
  • Wave Propagation and Nonlinear Chaotic Dynamics.