CTA train. (CBS)

CTA Plans To Upgrade Wireless Service On Trains

The CTA says it plans to upgrade its wireless network so passengers can use their cell phones even in its subways and going through tunnels.


Smart phone (CBS)

‘Xfinity Home’ Security Service Coming To Chicago

Comcast is starting a new wireless service the Chicago area, Northwest Indiana and Southwest Michigan.

CBS Chicago–04/18/2012

Mobile Sidekick

T-Mobile To Up Speed Of Chicago Network

T-Mobile USA is set to announce today that it will boost the speed of its mobile network in Chicago by year’s end to what is known as 4G.