Distributed Sensor Networks, 2nd Edition

12

Signal Processing and Propagation for Aeroacoustic Sensor Networks

Richard J. Kozick

Bucknell University

Brian M. Sadler

U. S. Army Research Laboratory

D. Keith Wilson

U.S. Army Cold Regions Research and Engineering Laboratory

12.1    Introduction

12.2    Models for Source Signals and Propagation

Basic Considerations • Narrowband Model with No Scattering • Narrowband Model with Scattering • Model for Extinction Coefficients • Multiple Frequencies and Sources

12.3    Signal Processing

Angle of Arrival Estimation • Localization with Distributed Sensor Arrays • Tracking Moving Sources • Detection and Classification

12.4    Concluding Remarks

Acknowledgments

References

12.1    Introduction

Passive sensing of acoustic sources is attractive ...