Voice over LTE (VoLTE) has emerged as the mainstream voice service over cellular Long
Term Evolution (LTE) network. It is observed that this VoLTE service often gets blocked …

Abstract Orthogonal Frequency Division Multiplexing (OFDM) is in demand for the next
generation wireless communications system as it fulfills the requirements for quality and …

In recent years, Voice over LTE (VoLTE) has emerged as a significant technological solution
for delivering voice services in wireless cellular networks. However, it's often observed that …

Although, most researchers focus on some of the key components of good digital wireless
communications which are the Bit Error Rate (BER) versus Signal to Noise Ratio (SNR) of …

The principle of cognitive radio technology is to enhance the proficiency of the wireless
systems by using the frequency band among unlicensed users also. A cognitive radio …

In this paper, a comparison studying of different 4G digital modulation techniques over
AWGN channel, as well as Rayleigh and Rician fading channels were performed. Firstly, we …

This paper presents a Comparative Analysis of four available Physical Cell Identity (PCI) self-
distribution algorithms for Self Organizing Network (SON). The PCI is used to identify …