Hệ thống 3G và mạng không dây thông minh P1

Although the number of cellular subscribers continues to grow worldwide [27], the predominantly speech-, data- and e-mail-oriented services are expected to be enriched by a whole host of new services in the near future. Thus the performance of the recently standardised Code Division Multiple Access (CDMA)third-generation (3G) mobile systems is expected to become comparableto, if not better than, that of their wired counterparts.