In the increasingly crowded radio-frequency spectrum, military radios sending critical messages run the risk of interference, whether accidental or, more likely, intentional. Since the spectrum is ...

A software defined radio lets engineers use frequencies and signals making it easier to build and test radar satellite and ...

In its ongoing balancing act to apportion coveted access to the increasingly crowded electromagnetic spectrum, the Defense Department is aiming its attention at software-based solutions and management ...

A radio receiver consisting of just a very good analog-to-digital converter connected directly to the antenna plus a powerful computer could make a great radio. However, the present state of the ...

For institutions, organizations and individuals operating applications using RF, it can be very important to know who and what is making use of the spectrum. The proliferation of digital technology ...

The U.S. military is moving an advanced radio-frequency mapping capability from the laboratory into the hands of warfighters. Developed by the Defense Advanced Research Projects Agency, the technology ...

It’s easy to dismiss radio as little more than background noise while we drive. At worst you might even think it’s just another method for advertisers to peddle their wares. But in reality it’s a ...

No doubt most tech and electronic enthusiasts have encountered buzz around SDR, software-defined radio, and asked themselves “what’s the sudden big deal,” if the technology existed for decades? The re ...

WASHINGTON — Witnesses at a U.S. Senate committee hearing agreed that changes are needed in the way radio spectrum is managed in the United States, but they clashed over whether wireless carriers and ...