Figure 3From: Comparison and analysis of point target reference spectrum of FMCW synthetic aperture imaging sensor Focused target in acoustic imaging configuration: (a) based on the proposed SAIS PTRS; (b) the contour energy of (a) ; (c) based on the conventional SAR PTRS; (d) the contour energy of (c) ; (e) based on the SAA PTRS; (f) the contour energy of (e). Back to article page