The DD-R36 X-band short-range quad-cell radar 1, Product Overview The DD-R36 X-band short-range quad-cell radar is outfitted with a fully solid-state, fully coherent, and pulse Doppler system. This configuration facilitates all-weather detection and early warning of "low, small, slow" targets. By making use of machine learning and AI recognition technologies founded on "micro-Doppler signatures" and "flight path features," the system attains ultra-low false alarm ra