Chapter 5. Third-Generation Standards
In this chapter…
Third-generation (3G) systems are critical to the wireless Internet services often touted as the future of mobile communications. At first, they will offer permanent access to the Web, interactive video, and voice quality that sounds more like a CD player than a cellphone. Many of their future applications are as yet unknown, with industry pundits saying that we will discover them as we go along.
The term 3G has become rather vague, but it was originally quite specifically defined as any standard that provided mobile users with the performance of ISDN or better—at least 144 kbps. Some of the earlier 21/2G standards, such as GPRS and IS-95b, might ...
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