Figure 2From: Reconfigurable antennas and configuration selection methods for MIMO ad hoc networks(a) Schematic of the reconfigurable circular patch antenna and (b) pattern (in dB) in the azimuthal plane at the two ports of the RCPA in all its configurations for an operation frequency of 2.48 GHz: (a) port 1,"Mode 3," port 2 "Mode 3"; (b) port 1,"Mode 4," port 2 "Mode 4".Back to article page