Design and Modeling of New UWB Metamaterial Planar Cavity Antennas with Shrinking of the Physical Size for Modern Transceivers
Figure 12
Simulated three-dimensional (3D) radiation gain patterns of the proposed antenna composed of four unit cells in elevation plane () and at operation frequencies: (a) at 4.3 GHz, (b) at 7 GHz, (c) at 17 GHz, (d) at 18 GHz.