802.20 vs WiMax vs 3G
With the vision that the next generation mobile handheld device will enable the user to access high speed data service, naturally one may ask: which wireless technology? Is it 3G/4G from cellular telecoms, or WiMax(802.16, wireless MAN), or 802.20? Given the huge number of mobile phones shipped every year, the business perspective to put the technology on each phone is indeed enormous. Clearly the telecoms cannot afford to lose this battle......