Ideas and explainers from across SenseCentral.
Fish and shellfish are part of the major aquatic food resources and play significant role for human diet and tools…
The Universal Mobile Telecommunications System (UMTS) is a third generation mobile cellular system for networks based on the GSM standard.…
INTRODUCTION: General packet radio service (GPRS) is a packet oriented mobile data service available to users of the 2G cellular communication systems,…
GSM offers several security services using confidential information stored in the AuC and in the individual SIM (which is plugged…
Mobility management is one of the major functions of a GSM or a UMTS network that allows mobile phones to…
A satellite system together with gateways and fixed terrestrial networks as shown in Figure 5.1 has to route data transmissions…
Radio transmission can take place using many different frequency bands. Each frequency band exhibits certain advantages and disadvantages. Figure gives…
The number dialed to reach a mobile subscriber (MSISDN) contains no information at all about the current location of the…
GSM architecture is a layered model that is designed to allow communications between two different systems. The lower layers assure…
A GSM network comprises of many functional units. These functions and interfaces are explained in this chapter. The GSM network…