102925.fig.0010a
(a)
102925.fig.0010b
(b)
102925.fig.0010c
(c)
102925.fig.0010d
(d)
Figure 10: Polarization reconfigurable CRLH-SIW antenna. (a) Single radiating element. (b) Two-element unit cell of the whole structure. (c) Overall LW antenna prototype. (d) fabricated antenna (with permission from IEEE).