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Wireless Data as a commercial carrier offering has adopted various wireless standards and has evolved over time with technology improvements in what are called "Generations", or "G" (i.e. 1G, 2G, etc). With each technology improvement introduces higher data rates, additional features, and network enhancements. In the United States the largest wireless carriers for GSM are Cingular (now AT&T) and T-Mobile. GSM data services are defined as Edge, GPRS, UMTS and HSDPA. CDMA (Code Division Multiple Access) is a digital technology developed by Qualcomm and delivered by various wireless carriers (mostly in North America).

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Format:PDFSize:443 KB
Date:Jun 2008
Pages:20

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