Backscatter-enabled CR-NOMA based cooperative V2X communication with imperfect CSI

S Bhardwaj, DH Kim, DS Kim - Vehicular Communications, 2023 - Elsevier
CR and NOMA provides a new way to enable vehicle to everything (V2X) communication
through cooperation… Moreover, in V2X it is critical to inspect imperfect channel state information …

Joint impacts of imperfect CSI and imperfect SIC in cognitive radio-assisted NOMA-V2X communications

DT Do, TA Le, TN Nguyen, X Li, KM Rabie - IEEE Access, 2020 - ieeexplore.ieee.org
… of cooperative NOMA in the context of CR. … CR-assisted NOMA-V2X. In fact, problem of
performance improvement for vehicles in the secondary network (SN) of CR-assisted NOMA-V2X

[HTML][HTML] Cognitive radio-assisted NOMA broadcasting for 5G cellular V2X communications: Model of roadside unit selection and SWIPT

DT Do, AT Le, TA Hoang, BM Lee - Sensors, 2020 - mdpi.com
… Two RS schemes are implemented with cooperative NOMA with two modes of power … the
performance comparison of the CR-enabled V2X-NOMA system which adopts DF forwarding …

Embedded CR Assisted NOMA for IoT Resource Allocation: A Case Study of Vehicle Networks

M Zheng, J Zhou, G Pu, R Wang… - 2023 IEEE 98th …, 2023 - ieeexplore.ieee.org
… (CR) network has been proposed as a promising solution to improve the V2X communication
… For the overlay mode, most of the current research assumes cooperation between active …

System performance analysis in cognitive radio-aided NOMA network: An application to vehicle-to-everything communications

CB Le, DT Do, ZD Zaharis, CX Mavromoustakis… - … Communications, 2021 - Springer
… in the context of V2X networks. The major contribution of this paper lies in that the CR-NOMA
framework provides an high spectrum efficiency approach to realizing V2X networks by …

Optimizing resource allocation for 6G NOMA-enabled cooperative vehicular networks

Z Ali, WU Khan, A Ihsan, O Waqar… - IEEE Open Journal …, 2021 - ieeexplore.ieee.org
… Hoang, and BM Lee, “Cognitive radioassisted NOMA broadcasting for 5G cellular V2X
communications: Model of roadside unit selection and SWIPT,” Sensors, vol. 20, no. 6, p. …

Physical Layer Security for CR-NOMA System in Vehicle-to-Everything

LI Meiling, Y Xiaoxia, C Wenjie… - … Telecommunications, 2022 - journal.bupt.edu.cn
communications. The physical layer security of the primary user of cooperative CRNOMA
… 因此, 考虑基于 V2X 存在窃听者的多 SU 协作的 CRNOMA (CRNOMA鄄MSU鄄E)系统,对…

[HTML][HTML] Cooperative power-domain NOMA systems: an overview

M Ghous, AK Hassan, ZH Abbas, G Abbas, A Hussien… - Sensors, 2022 - mdpi.com
… , energy efficiency, cooperative relaying, beamforming and … In this paper, we discuss several
cooperative NOMA systems … Cooperative relaying NOMA (CR-NOMA): Recent work has …

[HTML][HTML] Energy Efficiency Optimization for a V2X Network with NOMA-CoMP Enabled

W Xu, J Tian - Electronics, 2023 - mdpi.com
… advantages of the CR-NOMA–assisted V2X system in two … -centric V2X communication system
mobile with NOMA-CoMP … by signaling interaction between cooperative APs to share user …

[HTML][HTML] Grant-free resource allocation for NOMA V2X uplink systems using a genetic algorithm approach

S Lee, J Kim, J Park, S Cho - Electronics, 2020 - mdpi.com
NOMA in V2X communications and verified that NOMA is effective in V2X communications
… in areas such as vehicle platooning and co-operative driving to improve safety and efficiency …