Wireless designers constantly seek to improve the spectrum efficiency/capacity, coverage of wireless networks and link reliability. Space-time wireless technology that uses multiple antennas along ...

Metamaterials and metasurfaces have attracted great interests in recent years for their versatile possibilities in manipulating electromagnetic (EM) waves. Embedded tunable devices such as ...

While 5G standards are still very much evolving, the goals for higher data rates, lower-latency network accesses, and more energy-efficient implementations are clear. And with higher data rates comes ...