Introduction GPRS


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Evolution of GPRS

1G Mobile Phones – only Voice facility
2G Mobile Phones – added fax, data and messaging services
3G Mobile Phones – added multimedia facilities to 2G
Phones
To narrow the gap between 2G and 3G – GPRS introduced
also called 2.5G
allows high speed data transfer over conventional GSM and
TDMA

Introduction

GPRS – a standardized packet switched service for
GSM based networks
a little upgrades are required in existing GSM nodes
GPRS Service provides
efficient use of radio resources
fast setup/access time
simultaneous GSM and GPRS , co-existence
without disturbance