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...introduction which offers peak data rates of up to Mbits/ second, are representative of the major hurdles that carriers and OEMs face as cellular networks evolve from the voice-centric 2G to data-centric 3G. In particular, carriers find themselves faced with the problem of creating market demand for new data-oriented services while ensuring that they can adequately support those services with minimal capital expenditures. While HSDPA would seem to supply the answer, it involves some front-end basestation modifications, the details of which must be well-understood by the network designer.
- UMTS fundamentals
The UMTS network architecture consists of several components: the Node-B, or basestation; the radio network controller (RNC); the serving GPRS serving node and gateway GPRS...
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