[1] |
SAAD W , BENNIS M , CHEN M . A vision of 6G wireless systems:Applications,trends,technologies,and open research problems[J]. IEEE Network, 2019.
|
[2] |
DAVID K , BERNDT H . 6G vision and requirements:Is there any need for beyond 5G?[J]. IEEE Vehicular Technology Magazine, 2018,13(3): 72-80.
|
[3] |
ZHANG J , BJORNSON E , MATTHAIOU M ,et al. Prospective multiple antenna technologies for beyond 5G[J]. arXiv:1910.00092, 2019.
|
[4] |
SOUSA DE SENA A , NARDELLI P . What role do intelligent reflecting surfaces play in non-orthogonal multiple access?[J]. TechRxiv, 2020.
|
[5] |
BASAR E , DI RENZO M , DE ROSNY J ,et al. Wireless communications through reconfigurable intelligent surfaces[J]. IEEE Access, 2019,7: 116753-116773.
|
[6] |
MU X , LIU Y , GUO L ,et al. Exploiting intelligent reflecting surfaces in multi-antenna aided NOMA systems[J]. arXiv:1910.13636, 2019.
|
[7] |
MERWADAY A , GUVENC I . UAV assisted heterogeneous networks for public safety communications[C]// 2015 IEEE Wireless Communications and Networking Conference Workshops(WCNCW). Piscataway:IEEE Press, 2015: 329-334.
|
[8] |
ZENG Y , ZHANG R , LIM T J . Wireless communications with unmanned aerial vehicles:Opportunities and challenges[J]. IEEE Communications Magazine, 2016,54(5): 36-42.
|
[9] |
ZHANG C , ZHANG W , WANG W ,et al. Research challenges and opportunities of uav millimeter-wave communications[J]. IEEE Wireless Communications, 2019,26(1): 58-62.
|
[10] |
LU H , ZENG Y , JIN S ,et al. Enabling panoramic full-angle reflection via aerial intelligent reflecting surface[J]. arXiv:2001.07339, 2020.
|
[11] |
LI S , DUO B , YUAN X ,et al. Reconfigurable intelligent surface assisted UAV communication:Joint trajectory design and passive beamforming[J]. IEEE Wireless Communications Letters, 2020,9(5): 716-720.
|
[12] |
LIU Y , QIN Z , ELKASHLAN M ,et al. Non-orthogonal multiple access for 5G and beyond[J]. arXiv:1808.00277, 2018.
|
[13] |
CAI Y , QIN Z , CUI F ,et al. Modulation and multiple access for 5G networks[J]. IEEE Communications Surveys&Tutorials, 2017,20(1): 629-646.
|
[14] |
DING Z , SCHOBER R , POOR H V . A general MIMO framework for NOMA downlink and uplink transmission based on signal alignment[J]. IEEE Transactions on Wireless Communications, 2016,15(6): 4438-4454.
|
[15] |
DING Z , LIU Y , CHOI J ,et al. Application of non-orthogonal multiple access in LTE and 5G networks[J]. IEEE Communications Magazine, 2017,55(2): 185-191.
|
[16] |
DING Z , PENG M , POOR H V . Cooperative non-orthogonal multiple access in 5G systems[J]. IEEE Communications Letters, 2015,19(8): 1462-1465.
|
[17] |
LIU Y , XING H , PAN C ,et al. Multiple-antenna-assisted nonorthogonal multiple access[J]. IEEE Wireless Communications, 2018,25(2): 17-23.
|
[18] |
ZHU J , WANG J , HUANG Y ,et al. On optimal beamforming design for downlink MISO NOMA systems[J]. IEEE Transactions on Vehicular Technology, 2020,69(3): 3008-3020.
|
[19] |
ZHU J , HUANG Y , WANG J ,et al. Power efficient IRS-Assisted NOMA[J]. arXiv:1912.1176, 2019.
|
[20] |
YANG G , XU X , LIANG Y C . Intelligent reflecting surface assisted non-orthogonal multiple access[J]. arXiv:1907.03133, 2019.
|
[21] |
MU X , LIU Y , GUO L ,et al. Exploiting intelligent reflecting surfaces in multi-antenna aided NOMA systems[J]. arXiv:1910.13636, 2019.
|
[22] |
LUO Z Q , MA W K , SO A M C ,et al. Semidefinite relaxation of quadratic optimization problems[J]. IEEE Signal Processing Magazine, 2010,27(3): 20-34.
|
[23] |
BOYD S , VANDENBERGHE L . Convex optimization[M]. Cambridge: Cambridge University Press, 2004.
|
[24] |
ZHANG J , DAI L , HE Z ,et al. Performance analysis of Mixed-ADC Massive MIMO systems over Rician fading channels[J]. IEEE Journal on Selected Areas in Communications, 2017,35(6): 1327-1338.
|