Radar technologies were originally designed to identify and track airborne military targets. Today they're more often used to detect motor vehicles, weather formations and geological terrain.
Optics & Photonics
Apr 2, 2019
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(Phys.org) —Kumu Networks, co-founded by Stanford professor Sachin Katti, has announced that the company has developed technology that allows for full duplex wireless communications—it lets, the company claims, a radio ...
Anyone who has tried to make a cell phone call from a crowded football stadium has had a taste of what engineers call spectrum crunch.
Telecom
Oct 3, 2013
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0
(Phys.org) -- Groundbreaking two-way wireless technology resulting in vastly superior voice and data services has been developed by a University of Waterloo engineering research team led by Amir K. Khandani, the Canada Research ...
Telecom
Jun 14, 2012
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Wireless devices such as mobile phones rely on the radio spectrum to send and receive data. There is growing interest in using a worldwide unlicensed spectrum around 60 gigahertz for future wireless applications, but conventional ...
Telecom
Sep 19, 2011
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0
Fujitsu Laboratories today announced that it has successfully developed the world's first transmitter/receiver (T/R) module using gallium-nitride (GaN)high electron mobility transistor (HEMT) technology that features an output ...
Electronics & Semiconductors
Jun 6, 2011
0
1
(PhysOrg.com) -- Cheaper, lighter and more energy-efficient broadband devices on communications satellites may be possible using metamaterials to modify horn antennas, according to engineers from Penn State and Lockheed Martin ...
Engineering
Jan 31, 2011
4
0
Internet giant Google is considering entering India's third-generation (3G) telecommunications market, a report said Tuesday.
Telecom
Oct 27, 2009
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India said Saturday a long-delayed auction of radio bandwidth for third generation (3G) telecommunications services will start in January and will be open to foreign companies.
Telecom
Oct 25, 2009
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0
(PhysOrg.com) -- Mobile users want better video calls, streaming television and faster downloads, placing more demands on the limited radio spectrum available to operators. Could handsets that intelligently sense their radio ...
Telecom
Apr 2, 2009
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