Inexpensively locating friendly (and unfriendly) radio waves
Electrical engineers at Duke University have devised a low-cost method for passively locating sources of radio waves such as Wi-Fi and cellular communication signals.
Electrical engineers at Duke University have devised a low-cost method for passively locating sources of radio waves such as Wi-Fi and cellular communication signals.
Optics & Photonics
May 13, 2020
0
201
Students struggling to get online in a rural South Carolina county received a boost last week with the arrival of six buses equipped with Wi-Fi, some of the hundreds the state has rolled out since schools were closed by the ...
Education
Mar 30, 2020
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7
As the coronavirus pandemic forces the closing of more schools and workplaces, the health crisis has exposed the "digital divide" which allows some to stay on task remotely, with others left out.
Education
Mar 12, 2020
1
38
Farmers across the world could jack up giant profits using an Artificial Intelligence soil monitoring system developed at Brunel University London.
Environment
Nov 27, 2019
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61
In two breakthroughs in the realm of photonics, City College of New York graduate researchers are reporting the successful demonstration of an LED (light-emitting diode) based on half-light half-matter quasiparticles in atomically ...
Nanophysics
Sep 27, 2019
2
1874
Researchers from QuTech have achieved a world's first in quantum internet technology. A team led by Professor Stephanie Wehner has developed a so-called link layer protocol that brings the phenomenon of quantum entanglement ...
Quantum Physics
Aug 20, 2019
2
1014
You can protect yourself during the holiday weekend if you change your passwords twice, subscribe to a VPN app, encrypt your data and avoid using public Wi-Fi in a hotel, restaurant or airport, says security expert Ted Harrington.
Security
Jul 4, 2019
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1
Wireless technologies such as Wi-Fi and Bluetooth have made remote connectivity easier, and as electronics become smaller and faster, the adoption of "wearables" has increased. From smart watches to implantables, such devices ...
Engineering
Jun 14, 2019
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31
Antennas made of carbon nanotube films are just as efficient as copper for wireless applications, according to researchers at Rice University's Brown School of Engineering. They're also tougher, more flexible and can essentially ...
Nanophysics
Jun 10, 2019
0
109
Certain ranges of frequency across the electromagnetic spectrum are reserved by regulators for particular applications: TV, digital radio, Wi-Fi, Bluetooth etc. Unregulated devices are precluded from broadcasting on these ...
Engineering
May 30, 2019
0
5