Ultracompact photodetector for optical data transmission

Data traffic is growing worldwide. Glass-fiber cables transmit information over long distances at the speed of light. Once they have reached their destination, however, these optical signals have to be converted into electrical ...

Power amplifiers for 5G made of gallium nitride

The wireless data transmission via mobile communication is reliable and affordable. However, data volume per user is rising exponentially. Causes are not only the continuously growing number of smartphones, but also trends ...

Faster prediction of wireless downtime

As the number of mobile devices grows along with demand for faster connections and larger data volumes, wireless networks can easily exceed capacity, resulting in severe network slowdowns and outages. While engineers have ...

Graphene could revolutionize the Internet of Things

PFL researchers have produced a tunable, graphene-based device that could significantly increase the speed and efficiency of wireless communication systems. Their system works at very high frequencies, delivering unprecedented ...

World record in terrestrial radio transmission

Transmitting the contents of a conventional DVD in under ten seconds by radio transmission is incredibly fast – and a new world record in wireless data transmission. With a data rate of 6 Gigabit per second over a distance ...

NASA, FAA demonstrate wireless communication with aircraft

For the first time ever, a team of engineers at NASA's Glenn Research Center conveyed aviation data—including route options and weather information—to an airplane over a wireless communication system for aircraft on the ...

Bristol's 5G wireless research showcased

The quest for a 1,000-fold capacity enhancement alongside higher data rates for 5th generation (5G) wireless networks is the subject of intense international academic and industrial research. Two engineers from the University ...

Exploiting the near-far effect in underwater acoustic networks

Research activities in networks and future wireless communications are not merely restricted to on-land scenarios. Underwater acoustic networking is an emerging research area that is attracting more and more attention. Paolo ...

page 8 from 33