Spectrum sensing for cognitive radio: Recent advances and future challenge

A Nasser, H Al Haj Hassan, J Abou Chaaya… - Sensors, 2021 - mdpi.com
Spectrum Sensing (SS) plays an essential role in Cognitive Radio (CR) networks to
diagnose the availability of frequency resources. In this paper, we aim to provide an in-depth …

RF impairments in wireless transceivers: Phase noise, CFO, and IQ imbalance–A survey

A Mohammadian, C Tellambura - IEEE access, 2021 - ieeexplore.ieee.org
Wireless transceivers for mass-market applications must be cost effective. We may achieve
this goal by deploying non-ideal low-cost radio frequency (RF) analog components …

Sixth generation (6G) cognitive radio network (CRN) application, requirements, security issues, and key challenges

MM Aslam, L Du, X Zhang, Y Chen… - Wireless …, 2021 - Wiley Online Library
Recently, 5G installation has been started globally. Different capabilities are in the
consistent procedure, like ultrareliability, mass connectivity, and specific low latency …

Nonlinear self-interference cancellation in MIMO full-duplex transceivers under crosstalk

D Korpi, L Anttila, M Valkama - EURASIP journal on wireless …, 2017 - Springer
This paper presents a novel digital self-interference canceller for an inband multiple-input-
multiple-output (MIMO) full-duplex radio. The signal model utilized by the canceller is …

Impacts of phase noise on digital self-interference cancellation in full-duplex communications

X Quan, Y Liu, S Shao, C Huang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In full-duplex (FD) radios, phase noise leads to random phase mismatch between the self-
interference (SI) and the reconstructed cancellation signal, resulting in possible performance …

Self-interference cancellation with nonlinearity and phase-noise suppression in full-duplex systems

R Li, A Masmoudi, T Le-Ngoc - IEEE Transactions on Vehicular …, 2017 - ieeexplore.ieee.org
This paper addresses the self-interference (SI) cancellation for full-duplex operation in the
presence of imperfect radio-frequency (RF) components. In particular, we develop a new …

Digital self-interference cancellation based on independent component analysis for co-time co-frequency full-duplex communication systems

J Li, H Zhang, M Fan - IEEE Access, 2017 - ieeexplore.ieee.org
Co-frequency and co-time full-duplex (CCFD) technique claims to be the most potential
duplex scheme for the next generation system, since it can double the spectral efficiency …

Addressing spectrum efficiency through hybrid-duplex UAV communications: Challenges and opportunities

ZHE Tan, AS Madhukumar, RP Sirigina… - Vehicular …, 2020 - Elsevier
Unmanned aerial vehicles (UAVs) are set to play a prominent role in next-generation
communications networks. However, the shortage of available spectrum to support UAV …

Facing the SNR wall detection in full duplex cognitive radio networks using a GLRT multipath-based detector

A Tani, D Marabissi, R Fantacci - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Recently, with the advances in self-interference cancellation, full-duplex (FD) techniques
have become a feasible approach to improve the spectrum usage in new generation …

Full-duplex transceiver design in the presence of phase noise and performance analysis

X Quan, Y Liu, P Fan, Y Tang - IEEE Transactions on Vehicular …, 2020 - ieeexplore.ieee.org
Phase noise introduced by oscillators shows significant impacts on full-duplex (FD)
transceivers, even for the architecture in which the transmitter and receiver share the same …