When the first USB DTV receivers came out with tuners covering 54–806 MHz, I wondered if any of them could be modified into an inexpensive spectrum analyzer. Thanks to RealTek and some Linux kernel ...

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. Related To: Per Vices Corp. The ...

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 ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. In 1992, Dr. Joseph Mitola proposed taking a "software ...

MTRI has successfully implemented a three-node software-defined radio (SDR) system that records 25 MHz of bandwidth continuously on each node for up to 120 seconds. The system is capable of ...

In 1976, two shaggy-haired college dropouts founded a company called Apple to manufacture personal computers. The company's prospects looked so poor that the third co-founder relinquished his 10 ...

When U.S. forces operate overseas, they must first determine that their radio frequencies do not interfere with local and coalition communications. The manual process of assigning frequencies to all ...

One of the huge drawbacks of modern technology is that it fills the air around us with radio signals. From your kitchen radio to your LTE-enabled smartphone, all of these devices use radio waves to ...

SANTA CLARA, Calif., Feb. 22, 2022 (GLOBE NEWSWIRE) -- Cohere Technologies, the innovator of spectrum multiplier software for Open Radio Access Networks (O-RAN) and 4G, 5G and emerging 6G mobile ...

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 ...

In my previous blog on "Getting beyond the WiMAX hype", I tried to put WiMAX in to some proper perspective of what it can and cannot do. From some of the responses that I've gotten, it appears that my ...