Abstract: This paper analyzes the measured broadband signal echoes modulated by digital coding metasurfaces (DCMs) and concludes that the non-ideal broadband modulation results are related to the ...

Abstract: A high-gain polarization-reconfigurable antenna array with switchable single and dual beams is proposed in this article. To realize the polarization-reconfigurable and beam-switching ...

Since 2023, Somalia has been running an ambitious national identity project which the government views as a crucial part of the country’s digital transformation agenda. The ID program, which has ...