News tagged with mobile network

SK Telecom introduces world's fist LTE-A network

South Korea's SK Telecom announced Wednesday the launch of a new generation mobile network that offers speeds twice that of its existing long term evolution (LTE) network and 10 times that of 3G services.

dateJun 26, 2013 in Telecom
shares0 comments 0

Switching light with a silver atom

Researchers working under Juerg Leuthold, Professor of Photonics and Communications, have created the world's smallest integrated optical switch. Applying a small voltage causes an atom to relocate, turning the switch on ...

dateFeb 01, 2016 in Nanophysics
shares931 comments 0

Why the SIM card has had its day

The small microchips known as "subscriber identity modules" or SIM cards that are required for mobile phones to log on to a phone network will soon be 25 years old. While mobile phones and network technology have progressed ...

dateMar 05, 2015 in Telecom
shares51 comments 1