It demonstrates a 3-dB gain bandwidth ranging from 11.58 to 12.6 GHz (8.4%) and exhibits a gain-filtering response with an out-of-band suppression level of at least 17 dB. With a 10-dB to 3-dB gain ...
The multi-user scenarios have a broader scope in practical applications. Therefore, the scalability challenges in accommodating multiple users significantly restrict the utilization of 4-D antenna ...