Optus launches world first commercial 1x FDD + 2x TDD carrier aggregation

Australia's Optus says that it is the first telecommunications provider in the world to deliver 3x Carrier Aggregation (3x CA) using 1x FDD + 2x TDD1 technology with commercial network software and a commercial device. Click here for more.

from Cellular News http://bit.ly/1Ntr97U