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).
Prof. Chenhao Qi of Southeast University, China, and Columbia University in the US, researches wireless communications technologies and sparse signal processing. Here, he talks about the significance of his paper 'Uplink ...
Arash Moradi and Mohamad Sawan from Polytechnique Montreal in Canada discuss their new low-power VCO design for medical implants. This oscillator was implemented to provide the frequency deviation of frequency-shift-keying ...
Rice University wireless researchers have found a way to make the most of the unused UHF TV spectrum by serving up fat streams of data over wireless hotspots that could stretch for miles.
Engineers at the Nanyang Technological University in Singapore have successfully piloted the world's first ZigBee-based inter-satellite communication system.
A robust wireless technology from Siemens is being used to help manufacture massive steel components. In one of the most modern open-die forges in the world, a facility owned by Saarschmiede GmbH, turbine and generator shafts ...
Military intelligence has relied on observing and reading enemy messages since the earliest times of conflict. But it was during World War I that great leaps were made in the technology needed to intercept enemy communications.
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.
The head of the organization that oversees Vermont's 911 emergency telephone system says the state is the first in the country where customers of the four major wireless carriers can send text messages to 911.
It is rush hour and every motorist on the highway is driving in the right lane. The center and left lanes are empty.