A relay cooperation scheme is proposed for the downlink of multicell multiple-input-multiple-
output cellular networks. The relay stations (RSs) will cooperatively transmit the signal …

Nowadays, there is interest on technology development in the growing area of green
communications for reducing energy consumption in wireless communications. Some works …

With the continuous increase of user requirement, the Information and Communication
Technology (ICT) has developed rapidly. As a result, both capacity and coverage …

OFDM suffers from high peak-to-average power ratio (PAPR), and these large peaks require
a linear (ie with a large input back-off) and consequently inefficient power amplifier (PA) at …

Small cell base station (BS) densification in the radio access network (RAN) is an effective
solution to improve the RAN capacity. However, small cell BS densification by adding more …

Wireless networks have become an essential part of our everyday lives, and their energy
consumption has become a major problem owing to their environmental effect and limited …

Driven by the widespread use of smartphones and the release of a wide range of online
packet data services, an unprecedented growth in the mobile data usage has been …

Energy consumption has become a major research topic from both environmental and
economical perspectives. The telecommunications industry is currently responsible for 0.7 …

Multiple relays assisted transmission is an effective way to enhance the reliability of wireless
communication network. However multiple relays joining in the transmission costs more …

Cloud-based Radio Access Network (C-RAN) could offer the benefit of mitigating inter-cell
interference through facilitating cooperation techniques such as coordinated multi-point …