cdma2000 1x EV-DO: tales of the unexpected.(Broadband Supplement)

What's a 3G technology doing in a list of broadband access technologies? Providing some unexpected competition--at least potentially, according to numerous CDMA equipment vendors. And not just in obvious CDMA-friendly markets like Korea, Japan, the US or China. CDMA is also serving commercially in 450-MHz systems and, more significantly, WLL deployments. And every one of those systems is upgradeable to 1x and EV-DO.

In fact, according to data from the CDMA Development Group, 19 CDMA-WLL operators are running 1X systems, while one--Brazil's Vesper--launched EV-DO servic