News tagged with wireless communications systems
Several antennas in one: A major innovation for mobile communications
(Phys.org) -- Scientists at EPFL have developed a single antenna that is capable of transmitting the same data as a two-antenna system. This achievement will be more than useful for future communication systems.
May 11, 2012 |
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NIST to expand work on emergency communications to support FirstNet
The National Institute of Standards and Technology (NIST) will significantly expand its work in support of an advanced wireless communications system for the nation's first responders and emergency workers as a result of ...
Mar 07, 2012 |
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Smart paint could revolutionize structural safety
An innovative low-cost smart paint that can detect microscopic faults in wind turbines, mines and bridges before structural damage occurs is being developed by researchers at the University of Strathclyde ...
Jan 30, 2012 |
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Cooperative communications when collaborators are not synchronized
A promising way to improve future wireless communication speed is to have users and/or base stations help each other. This is called cooperative communications. One of the practical difficulties in cooperative ...
Oct 24, 2011 |
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Antennas in your clothes? New design could pave the way
(PhysOrg.com) -- The next generation of communications systems could be built with a sewing machine.
Aug 22, 2011 |
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Tests show wireless network could harm GPS systems
Test results filed with federal regulators Thursday show that a proposed high-speed wireless broadband network being planned by a Virginia company called LightSquared could interfere with GPS systems used for everything from aviation to high-precision ti ...
Jun 30, 2011 |
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Wireless network outlines plans to protect GPS
LightSquared, a Virginia-based company that plans to build a nationwide wireless broadband network, is proposing to adapt its network so as not to interfere with GPS systems.
Jun 20, 2011 |
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LightSquared gets extension for GPS test results
Federal regulators have granted a Virginia company called LightSquared a two-week extension to report on recent tests that aimed to determine whether its proposed high-speed wireless broadband network would cripple GPS systems ...
Jun 16, 2011 |
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Tests show wireless network could jam GPS systems
New government test results show that a proposed high-speed wireless broadband network being launched by a company called LightSquared could jam GPS systems used for aviation, public safety, military operations and other ...
Jun 11, 2011 |
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Planned wireless Internet network threatens GPS
A new, ultra-fast wireless Internet network is threatening to overpower GPS signals across the U.S. and interfere with everything from airplanes to police cars to consumer navigation devices.
Apr 06, 2011 |
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Proposing math models to enhance two-way wireless network communication
(PhysOrg.com) -- Natasha Devroye, University of Illinois at Chicago assistant professor of electrical and computer engineering, has won a five-year, $450,000 National Science Foundation Early Faculty Career Award to aid in ...
Technology / Computer Sciences
Feb 10, 2011 |
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Virginia Tech engineers work with InterDigital to increase wireless speed, accessibility
In the first phase of a more than two-year study funded by InterDigital, Virginia Tech researchers have made great strides in the development of more reliable and efficient spectrum sensing techniques that ...
Jan 24, 2011 |
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Researchers show how to improve wireless location-detection systems
In the last 10 years, the possibility of using wireless connections to deduce mobile devices' locations has been a hot research topic in industry and academia. GPS systems frequently fail in large buildings, ...
Sep 09, 2010 |
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Tire-pressure monitors vulnerable, researchers say
(PhysOrg.com) -- Wireless tire pressure monitoring systems designed to alert drivers to problems with low tire pressure can be intercepted or forged, causing possible security or privacy threats, according to research at ...
Sep 02, 2010 |
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Wireless patients
A wireless monitoring system for people with debilitating conditions such as Parkinson's disease or chronic obstructive pulmonary disorder (COPD) could allow healthcare workers to assess a patient's health and the development ...
May 26, 2010 |
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