Study of Antenna Superstrates Using Metamaterials for Directivity Enhancement Based on Fabry-Perot Resonant Cavity
Figure 11
(a) Patch antenna with LHM superstrate, (b) characteristics, (c) comparison of directivity -plane patterns ( plane) with and without the LHM superstrate, (d) comparison of directivity -plane patterns ( plane) with and without the LHM superstrate.