Research Article
Rectangular Ring Antenna Excited by Circular Disc Monopole for WiMAX System
Figure 11
The comparison between the simulated and measured radiation patterns in the -plane.
| (a) 2.5 GHz |
| (b) 3.5 GHz |
| (c) 5.5 GHz |
| (a) 2.5 GHz |
| (b) 3.5 GHz |
| (c) 5.5 GHz |