Design of multi-band metasurface antenna array with low RCS performance Project supported by the National Natural Science Foundation of China (Grant Nos. 61471389, 61701523, and 61671464). |
(color online) Reflection characteristics of MS unit M1 for different feeding positions. (a) Phases and (b) magnitudes under x polarization, (c) phases and (d) magnitudes under y polarization. |