Software defined radio – moving hardware functions into software – has opened up the door to a more flexible future for radio. More specifically it is an enabling technology behind cognitive radio (CR ...

Radio communications should travel perfectly through space, right? Well, not exactly, as it turns out. There’s plenty to interfere with radio communications away from the surface of Earth, including ...

Release 2.6 leverages xG Technology's patented software-defined radio (SDR) platform to rapidly deliver its upgraded capabilities and features as an over-the-air software update to its customers' ...

If you’ve been following the development of wireless over the years, you’ve witnessed the transition to software-defined radio (SDR) technology in most big systems, like cellular. You also have ...

A prototype radio technology might make military bandwidth allocation issues a thing of the past. Known as cognitive radio, it uses a set of algorithms to scan the spectrum for empty spots to transmit ...

WASHINGTON (May 2, 2012) -- The Joint Program Executive Office for Joint Tactical Radio Systems is moving closer to its vision of Cognitive Radio, a concept engineered to allow a family of ...

Smart radios and other new wireless devices will avoid transmission bottlenecks by switching instantly to nearby frequencies that they sense are clear Your favorite radio station transmits on a ...

Without doubt, baseband technology has advanced steadily with the introduction of multicore processors and memories that are faster and lower priced, but RF chips have not stood still either. The ...

During the call, the CR equipment needs to continuously monitor thechannel and other frequencies, because other (non-CR) users may start upa call. These are often termed Licensed Users, and they have ...

Cognitive radio networks (CRNs) represent an innovative paradigm in wireless communications that optimises the usage of the limited radio frequency spectrum. By enabling unlicensed secondary users to ...