Telecom news

Telecom

How to get internet access even when a storm knocks out power (and Wi-Fi) at home

Hurricanes, tropical storms and even severe thunderstorms can lead to power outages.

Telecom

Hybrid RF-VLC system could reduce power consumption in wireless networks

Wireless internet supports the daily activities of countless people worldwide, ranging from their professional communications to internet browsing and the streaming of movies or TV series. This spiking demand for wireless ...

Telecom

Fast, tap-proof data networks with light

The digital transformation means that more and more devices such as X-ray and ultrasound machines are being connected to networks in hospital settings, for example. These kinds of equipment have to be movable as needed.

Telecom

Undersea internet cables connecting Australia to the world threatened by boats, spies, natural disasters

The Australian government this week announced it would spend A$18 million over four years on a new center aimed at keeping safe the undersea cables that power the nation's internet.

Telecom

Satnav enables medical and emergency response

Satellite navigation is not just about travel directions; its applications extend to search and rescue operations, agriculture, autonomous vehicles, sports and perhaps surprisingly, even health. ESA's NAVISP program supports ...

Electronics & Semiconductors

Integrated photonic circuits could help close the 'terahertz gap'

EPFL researchers have collaborated with colleagues at Harvard and ETH Zurich on a new thin-film circuit that, when connected to a laser beam, produces finely tailorable terahertz-frequency waves. The device opens up a world ...

Electronics & Semiconductors

Highspeed visible light communication based on micro LEDs

The evolution of next-generation cellular networks is aimed at creating faster, more reliable solutions. Both the next-generation 6G network and the metaverse require high transmission speeds. Visible light communication ...

Telecom

Identifying a vulnerability in critical spacecraft networks

When NASA docks two spacecraft in orbit, timing is critical. Their movements must be precisely synchronized with each other to prevent catastrophic failure, which means the computer networks that control their thrusters must ...

Engineering

Communications system achieves fastest laser link from space yet

In May 2022, the TeraByte InfraRed Delivery (TBIRD) payload onboard a small CubeSat satellite was launched into orbit 300 miles above Earth's surface. Since then, TBIRD has delivered terabytes of data at record-breaking rates ...

Electronics & Semiconductors

Researchers realize a high-speed uni-traveling-carrier photodiode

Photodiodes with high speed and efficiency are particularly advantageous to the exponential growth of data communication traffic. However, vertical detector design still faces difficulties in improving high responsivity while ...