With the rapid development of intelligent hardware and the Internet of Things, the bandwidth
and resource utilization efficiency of related networks need to be improved. At the same …

In wireless communication, the performance of the network highly relies on the accuracy of
channel state information (CSI). On the other hand, the channel statistics are usually …

With the promise of improving the spectrum utilization of wireless devices, cognitive radio
technology has gained a significant amount of interest from the research community …

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

In this study, an energy-efficient self-organized framework for sub-channel allocation and
power allocation is presented for ultra-dense small cell networks, which can operate in both …

Over the past decades, the unmanned aerial vehicle (UAV) has received unprecedented
surge of scientific and military interest worldwide. This paper investigates the problem of …

Future wireless networks are envisioned to serve massive Internet of Things (mIoT) via some
radio access technologies, where the random access channel (RACH) procedure should be …

Cooperative spectrum sensing (CSS) is an important topic due to its capacity to solve the
issue of the hidden terminal. However, the sensing performance of CSS is still poor …

This paper studies two-tier heterogeneous cellular networks, with wireless backhaul
communication, consisting of macrocell and small cell tiers. A joint design of transmit …

Wideband sensing-based cognitive radio with simultaneous wireless information and power
transfer can be designed for efficient spectrum and energy usage. We first aim to maximize …