Cognitive radio networking and communications: An overview

YC Liang, KC Chen, GY Li… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
Cognitive radio (CR) is the enabling technology for supporting dynamic spectrum access:
the policy that addresses the spectrum scarcity problem that is encountered in many …

Ten years of research in spectrum sensing and sharing in cognitive radio

L Lu, X Zhou, U Onunkwo, GY Li - EURASIP journal on wireless …, 2012 - Springer
Cognitive radio (CR) can successfully deal with the growing demand and scarcity of the
wireless spectrum. To exploit limited spectrum efficiently, CR technology allows unlicensed …

Symbiotic radio: Cognitive backscattering communications for future wireless networks

YC Liang, Q Zhang, EG Larsson… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The heterogenous wireless services and exponentially growing traffic call for novel spectrum-
and energy-efficient wireless communication technologies. Recently, a new technique …

Optimized power control for over-the-air computation in fading channels

X Cao, G Zhu, J Xu, K Huang - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
Over-the-air computation (AirComp) of a function (eg, averaging) has recently emerged as
an efficient multiple-access scheme for fast aggregation of distributed data at mobile devices …

Cognitive radio in 5G: a perspective on energy-spectral efficiency trade-off

X Hong, J Wang, CX Wang, J Shi - IEEE Communications …, 2014 - ieeexplore.ieee.org
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 …

Price-based resource allocation for spectrum-sharing femtocell networks: A stackelberg game approach

X Kang, R Zhang, M Motani - IEEE Journal on Selected areas …, 2012 - ieeexplore.ieee.org
This paper investigates price-based resource allocation strategies for two-tier femtocell
networks, in which a central macrocell is underlaid with distributed femtocells, all operating …

Full-duplex wireless-powered communication network with energy causality

X Kang, CK Ho, S Sun - IEEE Transactions on Wireless …, 2015 - ieeexplore.ieee.org
In this paper, we consider a wireless communication network with a full-duplex hybrid
energy and information access point and a set of wireless users with energy harvesting …

Capacity limits and performance analysis of cognitive radio with imperfect channel knowledge

HA Suraweera, PJ Smith, M Shafi - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
Cognitive radio (CR) design aims to increase spectrum utilization by allowing the secondary
users (SUs) to coexist with the primary users (PUs), as long as the interference caused by …

Riding on the primary: A new spectrum sharing paradigm for wireless-powered IoT devices

X Kang, YC Liang, J Yang - IEEE Transactions on Wireless …, 2018 - ieeexplore.ieee.org
In this paper, a new spectrum sharing model referred to as riding on the primary (ROP) is
proposed for wireless-powered IoT devices with ambient backscatter communication …

Sensing-based spectrum sharing in cognitive radio networks

X Kang, YC Liang, HK Garg… - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
In this paper, a new spectrum-sharing model called sensing-based spectrum sharing is
proposed for cognitive radio networks. This model consists of two phases: In the first phase …