Difference Between OFDM and FDM in LTE

FDM in LTE Conventional multi-carrier operation as it is used for FDM works simply by selecting a number of center frequencies – one for each carrier to be used. The…

GSM RF Optimization Step by Step

Here I write about GSM RF Optimization Step by Step and how to find KPI degradation and its solution. The RF network optimization process can be categorized by the following…

LTE RLC Sub Layer Functions

LTE RLC Sub Layer Functions (Work of the RLC protocol in LTE): Main task of LTE RLC sub layer is transfer PDUs in three modes of LTE upper layer. RLC…

What is the difference between 4G and 4G LTE?

Many people use the terms 4g and 4g interchangeably, but they are not the same. Lets find out the difference…. Features of 4g 4G is the next step above and…

Different Categories of UE in LTE

Categories of UE in LTE is divided by its function which is as per below. Functionality: eNB obtains the UE radio capabilities via: • The S1AP initial setup request message…

Handover Process in LTE

The source eNB issues a HANDOVER REQUEST message to the target eNB passing the necessary information to prepare the HO on target side (UE X2 signaling context reference at source…

How LTE Network Architecture?

The LTE/EPC architecture is driven by the goal to optimize the system for packet data transfer. Remember that There are no circuit switched components in LTE/EPC. There is a new…

iPhone Apps Tracking Users Location Without Permission

Research conducted by Bitdefender claims that almost one in five Apple iPhone apps can access a user’s Address Book, while some 41 percent can track the users location and more…

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…

Why LTE Require in Telecom ?

Higher data rates: Obviously this is a general requirement requested from any new system. Quality of service, Lower delay: To enable true convergence between real-time and non-real-time services quality of…

BENEFITS OF LTE/EPC

Fully packet-oriented mobile broadband network providing: – Peak data rates of 100 Mbps (DL) and 50 Mbps (UL) – Very low latency – Seamless and lossless handover – Sophisticated QoS…

What is 3G? or WCDMA?

3G is new upgraded cdma technology, in simple word its Wide band Code Devision Multiple Access Technology (WCDMA). This is first technology in which video call possible means voice and…