Over the last decade, 2G/3G RF front-end designs have evolved to a mature and relatively efficient state, with little innovation over the last few years. Instead, with the rollout of LTE networks on the horizon, the race was on for chip vendors to develop their LTE baseband modem and transceiver chipsets. Today most of the chipset challenges have been addressed, with all the major vendors releasing viable products for the first wave of 4G handsets onto the market.
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