Astronomers from the University of Turku in Finland and elsewhere have performed a broadband spectral and timing study of an ...

Multibeam satellite networks in Ka band have been designed to accommodate the increasing traffic demands expected in the future. However, these systems are spectrum limited due to the current spectrum ...

This paper studies the spectrum occupancy in the frequency between 87.5 MHz and 108 MHz allocated for radio broadcasting in China. Through analyzing spectral measurement results, we can be identified ...