Understanding GPRS: the GSM packet radio service

The general packet radio service (GPRS), a data extension of the mobile telephony standard GSM is emerging as the first true packet-switched architecture to allow mobile subscribers to benefit from high-speed transmission rates and run data applications from their mobile terminals. A high-level description of the GPRS system is given with emphasis on services and architectural aspects. (C) 2000 Elsevier Science B.V. All rights reserved.