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1 Author(s)
Mulvey, D. ; LogicaCMG, London

This paper explains how 3G high speed packet access (HSPA) works. High-speed packet access in both its flavours, HSPDA for the downlink and HSUPA for the uplink, is a hot topic in 3G. The real breakthrough has been achieved by dramatic improvements in the physical layer. This article explains what they are and how they lead to the kind of data rates needed to guarantee 3G a future in the evolution towards all-IP networks

Published in:

Communications Engineer  (Volume:5 ,  Issue: 1 )