Engineers make sound loud enough to bend light on a computer chip
During a thunderstorm, we all know that it is common to hear thunder after we see the lightning. That's because sound travels much slower (768 miles per hour) than light (670,000,000 miles per hour).
Wireless devices go battery-free with new communication technique
(Phys.org) —We might be one step closer to an Internet-of-things reality. University of Washington engineers have created a new wireless communication system that allows devices to interact with each other ...
New material could speed up underwater communications by orders of magnitude
(Phys.org) —University of California, San Diego electrical engineering professor Zhaowei Liu and colleagues have taken the first steps in a project to develop fast-blinking LED systems for underwater optical ...
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.
Li-Fi: Edinburgh prof seeds LEDs for communication
New password in a heartbeat: Researchers propose touch-to-access security for implanted devices
Pacemakers, insulin pumps, defibrillators and other implantable medical devices often have wireless capabilities that allow emergency workers to monitor patients. But these devices have a potential downside: ...
Can video streaming over mobile broadband networks be improved?
Due to the increase in smartphone video applications, mobile video traffic is rising significantly. New research has shown how videos can be better transmitted over wireless links such as Wi-Fi and 4G.
Home wifi could be used for emergency responders
Wireless routers for homes and offices could be knitted together to provide a communications system for emergency responders if the mobile phone network fails, German scientists reported on Monday.
Japanese association unveils tape-like environmental sensors
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.
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 ...
New High Frequency Amplifier Harnesses Millimeter Waves in Silicon for Fast Wireless
(PhysOrg.com) -- New imaging and high capacity wireless communications systems are one step closer to reality, thanks to a millimeter wave amplifier invented at the University of California, San Diego and ...
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.
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, ...