U.S. Wireless Carriers Take Different Routes Toward Fast 4G Service - PCWorld

CTIA 2010, Las Vegas--The buzz over new, super-fast 4G networks is louder than ever here at the CTIA 2010 show. Everybody from handset makers to network infrastructure makers to app developers to network testing companies is talking about what they are doing to prepare for or participate in the movement of the entire ecosystem of wireless companies toward fast 4G service.

4G technology differs from 3G service in that it handles all services -- voice, internet access, etc. -- in the same way, as packets of data. 4G also uses different, and better, wireless spectrum than 3G service does, and is capable of providing far better speeds to far more people at the same time...