Enhanced resolution in simple radars

Many simple radars use fact-risetime pulses, but wide bandwidth does not translate into corresponding high resolution since the spectrum is far from flat. A scheme for enhancing down- and cross-range resolution of multiple targets through a two-step partial equalization of the spectrum is illustrate...

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Veröffentlicht in:IEEE transactions on aerospace and electronic systems 1989-01, Vol.25 (1), p.64-72
Hauptverfasser: Herrmann, G.E., Kelley, L.L.
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Kelley, L.L.
description Many simple radars use fact-risetime pulses, but wide bandwidth does not translate into corresponding high resolution since the spectrum is far from flat. A scheme for enhancing down- and cross-range resolution of multiple targets through a two-step partial equalization of the spectrum is illustrated by detailed computer simulation, with emphasis on the tradeoffs between resolution and signal-to-noise ratios. Three examples are treated: two equal scattering centers, two unequal scattering centers, and compound target.< >
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subjects Applied sciences
Bandwidth
Degradation
Exact sciences and technology
Frequency
Matched filters
Missiles
Radar cross section
Radar scattering
Radiolocalization and radionavigation
Signal resolution
Signal to noise ratio
Spaceborne radar
Telecommunications
Telecommunications and information theory
title Enhanced resolution in simple radars
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