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Acoustooptic processor for adaptive radar noise environment characterization
A P Goutzoulis1, D Casasent, B V Kumar
1Carnegie-Mellon University, Department of Electrical & Computer Engineering, Pittsburgh, Pennsylvania 15213, USA.
Applied Optics
|December 1, 1984
Summary
A novel 2-D acoustooptic processor accurately estimates jammer distributions for adaptive phased array radars. This system enhances radar performance by analyzing both angular and spectral characteristics of interference signals.
Area of Science:
- Electrical Engineering
- Signal Processing
- Optics
Background:
- Adaptive phased array radars are crucial for modern electronic warfare.
- Jammer localization and characterization are vital for radar system resilience.
- Existing methods for jammer analysis can be limited in scope or speed.
Purpose of the Study:
- To introduce a new two-dimensional (2-D) acoustooptic processor.
- To enable estimation of both angular and spectral distributions of jammers.
- To assess the performance and accuracy of this processor in the context of adaptive phased array radars.
Main Methods:
- Development of a 2-D acoustooptic processor architecture.
- Analysis of system operating modes for jammer distribution estimation.
- Experimental validation of the processor's capabilities and accuracy.
Main Results:
- Demonstrated accurate estimation of jammer angular and spectral distributions.
- Presented experimental results validating the processor's operational effectiveness.
- Evaluated the impact of different acoustooptic cell modes on estimation accuracy.
Conclusions:
- The 2-D acoustooptic processor offers a viable solution for advanced jammer analysis.
- The system provides accurate estimation of jammer characteristics in the far field.
- Further investigation into acoustooptic cell modes can optimize processor performance.
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