[1] Shafi M, Molisch A F, Smith P J, et al. 5G:a tutorial overview of standards, trials, challenges, deployment, and practice[J]. IEEE Journal on Selected Areas in Communications, 2017, 35(6):1201-1221. [2] Basar E. Index modulation techniques for 5G wireless networks[J]. IEEE Communications Magazine, 2016, 54(7):168-175. [3] 丁婷婷, 刘彦君, 张宁波, 等. 5G大连接场景下混合多址随机接入[J]. 北京邮电大学学报, 2018(3):1-6. Ding Tingting, Liu Yanjun, Zhang Ningbo, et al. A hybrid random access for massive connections in 5G systems[J]. Journal of Beijing University of Posts and Telecommunications, 2018(3):1-6. [4] Ding Zhiguo, Yang Zheng, Fan Pingzhi, et al. On the performance of non-orthogonal multiple access in 5G systems with randomly deployed users[J]. IEEE Signal Processing Letters, 2014, 21(12):1501-1505. [5] Nikopour H, Baligh H. Sparse code multiple access[C]//2013 IEEE 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC). London:IEEE Press, 2013:332-336. [6] Althunibat S, Mesleh R, Rahman T F, et al. A novel uplink multiple access technique based on index-modulation concept[J]. IEEE Transactions on Communications, 2019, 67(7):4848-4855. [7] Althunibat S, Mesleh R, Qaraqe K. Quadrature index modulation based multiple access scheme for 5G and beyond[J]. IEEE Communications Letters, 2019, 23(12):2257-2261. [8] Xiao Yue, Yang Zongfei, Dan Lilin, et al. Low-complexity signal detection for generalized spatial modulation[J]. IEEE Communications Letters, 2014, 18(3):403-406. [9] Hei Yongqiang, Li Wentao, Li Xiaohui. Particle swarm optimization for antenna selection in MIMO system[J]. Wireless Personal Communications, 2013, 68(3):1013-1029. |