Research Article

Development of a Pin Diode-Based Beam-Switching Single-Layer Reflectarray Antenna

Figure 4

Required reflection phase curves for a planar reflector (8 × 8 elements) (a) with different feed positions, (b) f = f0 (centre feed), (c) f = f0λ, (d) f = f0 + λ, (e) f = f0−1/2λ, and (f) f = f0 + 1/2λ.
(a)
(b)
(c)
(d)
(e)
(f)