T-Mobile USA Signs Satellite Roaming Agreement with Thuraya

Satellite phone operator, Thuraya has launched its roaming service in the USA after signing a deal with T-Mobile USA. The service allows Thuraya subscribers to roam with their Thuraya mobile…

How Common Control Channel (CCCH) works in GSM ?

RACH(Random Access Channel) Uplink only. Used by the MS when making its first access to the Network. The reason for access could be initiation of a call or a page…

What is Function of CSN in Wimax?

CSN – Core Service Network. Definition It is a combination of a set of network functions and provides IPconnections for the WiMAX subscribers. The CSN consists of the router,AAA agent…

Advantages of Intelligent Network (IN)

Concept of Intelligent Network: The introduction of new services and access to the GSM service are based on the concept of Intelligent Network (IN). This is because of the independence…

The Core technology of 3G: CDMA

Formulated by the European standardization organization 3GPP, the core networkevolves on the basis of GSM/GPRS and can thus be compatible with the existingGSM/GPRS networks. It can be based on the…

LTE NETWORK ARCHITECTURE OVERVIEW

  LTE network is a PS-Only System, where E-UTRAN is limited to a single node (ENodeB, or eNB). The eNB handles all radio access and control functions. In the core…

Uplink Logical Channel in GSM

1. Random access channel (RACH) It is an uplink channel used for MS randomly access to network by requesting for an SDCCH. The request includes a 3bit setup reason (call…

UMTS Network Structure

UTRAN (UMTS Terrestrial Radio Access network) structure The UTRAN consists of one or several Radio Network Subsystem ( RNS ), each containing one RNC and one or several NodeB. Interface…