Abstract: A traveling-wave circular loop antenna with its phase distribution along the circle of $\bm{l}\bm{\varphi}$ is demonstrated to generate the twisted radio wave. Theoretical formulations of ...

We have come a long way since 2005, the year HD Radio commercially launched. Today, HD Radio receivers are implemented in ...

The popular ESPN personality Stephen A. Smith has signed a deal with the satellite radio company SiriusXM for two new shows.