With years of tremendous traffic and energy consumption growth, green radio has been
valued not only for theoretical research interests but also for the operational expenditure …

Reducing energy consumption in wireless communications has attracted increasing
attention recently. Advanced physical layer techniques such as multiple-input multiple …

Non-orthogonal multiple access (NOMA) is a promising technique for the fifth generation
mobile communication due to its high spectral efficiency. By applying superposition coding …

Massive multiple-input multiple-output (MIMO) is playing a crucial role in the fifth generation
(5G) and beyond 5G (B5G) communication systems. Unfortunately, the complexity of …

This unique text provides a comprehensive and systematic introduction to the theory and
practice of mobile data networks. Covering basic design principles as well as analytical tools …

The use of unmanned aerial vehicles (UAVs) as aerial communication platforms is of high
practical value to future wireless systems such as 5G, especially for swift and on-demand …

This paper considers orthogonal frequency division multiple access (OFDMA) systems with
simultaneous wireless information and power transfer. We study the resource allocation …

Wireless powered communication networks (WPCNs), where multiple energy-limited
devices first harvest energy in the downlink and then transmit information in the uplink, have …

In this paper, resource allocation for energy-efficient communication in an orthogonal
frequency division multiple access (OFDMA) downlink network with a large number of …

With explosive growth of high-data-rate applications, more and more energy is consumed in
wireless networks to guarantee quality of service. Therefore, energy-efficient …