Cingular and Lucent have completed network upgrades in two markets and have successfuly implemented HSDPA, the next-gen data technology that is going to power Cingular’s 3G data network. The pre-existing UMTS networks in Seattle and Phoenix have been upgraded to the faster HSDPA technology:

Cingular is now using the HSDPA networks to provide simultaneous voice and mobile high-speed data service for customers currently subscribed to its UMTS service in those markets.

HSPDA provides speeds of 400-700kbps with bursts over a megabit.