In 5th generation (5G) systems, two-step random access has been introduced for machine-type communication (MTC) to lower signaling overhead. It is also shown that when a base station (BS) is equipped ...

The United States’ Defense Advanced Research Projects Agency (DARPA) recently achieved a new record in transmitting energy over distance. In tests performed in New Mexico, the Persistent Optical ...

Amazon's annual sale is over, but the deals don't want to go home. From PCs and monitors to watches and tablets, let our pros lead you to your perfect post-Prime Day find.

A dual-polarized multi-beam antenna based on a reflector in the X-band is presented. The traditional horn antenna is replaced by a dual-polarized microstrip antenna to form the feed array of the ...