Ultra-thin circularly polarized lens antenna based on single-layered transparent metasurface Project supported by the National Natural Science Foundation of China (Grant No. 61372034). |
(color online) Simulated results of the designed CP lens antenna. (a) 3D far-field radiation patterns. (Ex) distribution of lens antenna (b) with and (c) without MS. Radiation patterns for (d) F = 30 mm, (e) F = 40 mm, (f) F = 50 mm. |