Broadcasters and DTV designers need to be aware that while the strongest DTV signal--desired (D) or undesired (U)--will be about -5 dBm at the receiver input from a transmitter five miles distant, ...

WASHINGTON —There are great anecdotes about people who hear radio broadcasts through their dental work. That’s “noise,” in radio frequency parlance. Noise is comprised of undesired signals. The sum of ...

One of the most promising approaches here is to combine the signal processing in time and frequency domains with the array signal processing in the spatial domain. An adaptive beamforming for example ...