4G WIRELESS: evolution or watershed in SOC architectures?

The article focuses on the innovation of fourth generation (4G) wireless service, which is believed to be the new way of thinking about system-on-chip (SOC) architectures, or it could drive a simple evolution of baseband wireless integrated circuits (IC). It explores the idea that 4G could be a massive engineering challenge struggling into reality in 2015. It also highlights different opinions on the impact of 4G.