Antenna selection in MIMO cognitive radio-inspired NOMA systems

Y Yu, H Chen, Y Li, Z Ding… - IEEE Communications …, 2017 - ieeexplore.ieee.org
This letter investigates a joint antenna selection (AS) problem for a MIMO cognitive radio-
inspired non-orthogonal multiple access network. In particular, a new computationally …

Outage performance of cognitive relay networks with optimal relay and antenna selection

P Das - 2020 National Conference on Communications (NCC), 2020 - ieeexplore.ieee.org
Cooperative relaying and multiple-input multiple-output (MIMO) transmission technologies
exploit spatial diversity to improve the performance of the secondary users in an underlay …

Statistical CSI driven transmit antenna selection and power adaptation in underlay spectrum sharing systems

R Sarvendranath, NB Mehta - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In underlay spectrum sharing, transmit antenna selection (TAS) improves the performance of
a secondary system and helps it control the interference it causes to a primary system. TAS …

TAS strategies for incremental cognitive MIMO relaying: New results and accurate comparison

Z El-Moutaouakkil, K Tourki, H Yanikomeroglu… - IEEE …, 2018 - ieeexplore.ieee.org
In this paper, we thoroughly elaborate on the impact different transmit-antenna selection
(TAS) strategies induce in terms of the outage performance of incremental cognitive multiple …

[HTML][HTML] In-band full-duplex relaying for SWIPT-enabled cognitive radio networks

HV Nguyen, VD Nguyen, OS Shin - Electronics, 2020 - mdpi.com
This paper studies sum rate maximization of a cognitive radio network, where a full-duplex
relay (FDR) is considered to assist data transmission. An FDR equipped with multiple …

Optimal relay and antenna selection in MIMO cognitive relay network with imperfect CSI

P Das, R Sarvendranath - 2020 IEEE Wireless …, 2020 - ieeexplore.ieee.org
Cooperative relaying and multiple-input multiple-output (MIMO) transmission technologies
exploit spatial diversity to improve the performance of the secondary users in an underlay …

Interference-aided detection of subthreshold signal using beam control in polarization diversity reception

S Hiraoka, Y Nakashima, T Yamazato… - IEEE …, 2018 - ieeexplore.ieee.org
The present letter discusses a detectability enhancement induced by co-channel
interference signals in the polarization diversity reception. The challenge is the detection of …

Optimal antenna selection and power adaptation for underlay spectrum sharing with statistical CSI

R Sarvendranath, NB Mehta - 2020 IEEE Wireless …, 2020 - ieeexplore.ieee.org
For underlay spectrum sharing, transmit antenna selection is a low hardware complexity
technique that can help the secondary system overcome the performance limitations …

Outage Performance of Optimal Relay and Antenna Selection Schemes with TAS/MRC and TAS/SC for Spectrum-Sharing Network under Imperfect CSI

AL Prathyusha, P Das - 2022 IEEE International Conference on …, 2022 - ieeexplore.ieee.org
Cooperative relaying and multiple-input multiple-output transmission technologies exploit
spatial diversity to improve the performance of the secondary users in an underlay spectrum …

Error probability performance of channel estimation error on cognitive multi relay networks

E Erdogan, A Birol, T Gucluoglu - 2017 25th Signal Processing …, 2017 - ieeexplore.ieee.org
In this work, the system performance of a cognitive multi-relay amplify-and-forward network
is investigated in the presence of imperfect channel estimations. In the proposed structure …