EE to double 4G download speeds in UK

Good news - although their download caps are pathetic so you're just gonna hit them quicker.

Was more interested in how carrier aggregation works though. Quite interesting: http://www.3gpp.org/Carrier-Aggregation-explained

EDIT: Probably a better explanation: http://www.radio-electronics.com/info/cellulartelecomms/lte-...