The surging energy costs and the environmental consequences of energy generation and
exploitation have put energy e ciency aspect of wireless systems into focus in an …

The recent surge in mobile broadband traffic has been accompanied by diminishing
revenues per bit and spectral bottleneck for mobile cellular networks. For this purpose …

As power consumption results in greenhouse gas emissions and energy costs for operators,
analyzing power consumption in wireless networks and portable devices is of crutial …

Cognitive radio and small cells are the promising techniques to minimize energy
consumption and satisfy the exponentially increasing data rates for the heterogeneous …

Energy-efficient communication has sparked tremendous interest in recent years as one of
the main design goals of future wireless Heterogeneous Networks (HetNets). This has …

Wireless networks have become an essential part of the modern life. However, currently, 3%
of the world-wide energy is consumed by the ICT infrastructures which causes about 2% of …

Conventional cellular wireless networks were designed with the purpose of providing high
throughput for the user and high capacity for the service provider, without any provisions of …

A cognitive cellular network, which integrates conventional licensed cellular radio and
cognitive radio into a holistic system, is a promising paradigm for the fifth generation mobile …

In 5G networks, the number of connected devices, data rate and data volume per area, as
well as the variety of QoS requirements, will attain unprecedented scales. The achievement …

Spectrum efficiency and energy efficiency are two critical issues for wireless communication
networks. As a promising paradigm to improve spectrum usage efficiency, much attention …