Back when I did my Qualcomm modems and transceivers piece, I gained a deeper understanding about the cellular RF engineering side of the handset puzzle. Specifically, how an OEM can enable LTE on some bands and not enable WCDMA on those very same bands. The interesting and relevant takeaway from the whole exploration is that all ports on the transceiver are created equal, and that if an OEM implements LTE on a particular band, that usually means that the device design can inherit support for 3G WCDMA on that same band, given the right power amplifier. I alluded at the end of the article to the fact that if you see an OEM implement band 4 on LTE and not band 4 on WCDMA...

T-Mobile Makes 2013 LTE on AWS plans official in Earnings Report

In T-Mobile USA's fourth quarter 2011 earnings report, the magenta-branded carrier made official its plans to deliver LTE in 2013 on its AWS spectrum holdings, which were recently bolstered...

6 by Brian Klug on 2/23/2012

Verizon and AT&T: State of the LTE Spectrum Union

In two deals announced late last week, Verizon Wireless has expanded its spectrum holdings through deals that will give it control over various frequencies, almost all in the AWS...

39 by Jason Inofuentes on 12/7/2011

Log in

Don't have an account? Sign up now