Radiation Analysis and Characteristics of Conformal Reflectarray Antennas

Table 1

Change in Radiation Performance of Conformal Cylindrical Reflectarrays with 𝐷/𝑅_𝑐=1.

Aperture size	Design	10𝜆×10𝜆	20𝜆×20𝜆	30𝜆×30𝜆
HPBW ratio	Concave	0.036	0.033	0.037
	Convex	0.077	0.080	0.083
SLL ratio (dB)	Concave	2.81	2.73	2.73
	Convex	−0.40	−0.25	−0.38