Moving targets are a real threat to pulse compression radars, especially
those operating with Doppler-intolerant waveforms. As the Doppler
frequency increases, the radar system performance degrades accordingly.
In the case of high-speed targets, the Doppler frequency is high enough
to distort the received signal, and consequently, the matched filter
output is distorted. Therefore, no target information could be
extracted. In this paper, we introduce a new Doppler compensation (DC)
and estimation technique for phase-coded pulse compression radars to
allow the detection of high-speed targets. Moreover, their Doppler
frequency value is estimated without ambiguity from one burst and
without the need for a range-Doppler module. In addition, the proposed
method does not require a synchronization system to perform its
function. As such, the implementation of the proposed method is simple
and inexpensive. The performance evaluation of the new method shows its
superiority in compensation and estimation when examined under higher
Doppler frequency and noise compared to a conventional radar.
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