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 ...
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 ...
A new quantum sensor can analyze the full spectrum of radio frequency and real-world signals, unleashing new potentials for soldier communications, spectrum awareness and electronic warfare. Army ...
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