參考文獻

[1] 趙小亞.非正交多址接入傳輸技術及衰落性能研究[D].焦作：河南理工大學，2019.

[2] EID E M，FOUDA M，ELDIEN A S T，et al.Performance analysis of MUSA with different spreading codes using ordered SIC methods[C]// The 12th International Conference on Computer Engineering and Systems（ICCES）.2017.

[3] 羅琳.中繼系統新型多址技術研究[D].北京：北京郵電大學，2017.

[4] NIKOPOUR H，BALIGH H.Sparse code multiple access[C]// The IEEE International Symposium on Per-sonal Indoor & Mobile Radio Communications.2013.

[5] LI X，LIU M，DENG D，et al.Power beacon assisted wireless power cooperative relaying using NOMA with hardware impairments and imperfect CSI[J] .AEU-International Journal of Electronics and Communications，2019，108（8）：275-286.

[6] LI X，LI J，LI L.Performance analysis of impaired SWIPT NOMA relaying networks over imperfect weibull channels[J] .IEEE Systems Journal，2019：1-4.

[7] TIMOTHEOU S，KRIKIDIS I.Fairness for non-orthogonal multiple access in 5G systems[J].IEEE Signal Processing Letters，2015，22（10）：1647-1651.

[8] WANG J，PENG Q，HUANG Y，et al.Convexity of weighted sum rate maximization in NOMA systems[J].IEEE Signal Processing Letters，2017，24（9）：1323-1327.

[9] P SINDHU，DEEPAK K，ABDUL H K M.A novel low complexity power allocation algorithm for downlink NOMA Networks[C]// 2018 IEEE Recent Advances in Intelligent Computational Systems（RAICS），Thiru-vananthapuram，India：IEEE，2018，36-40.

[10] ZHU J，WANG J，HUANG S，et al.On optimal power allocation for downlink non-orthogonal multiple access systems[J].Journal on Selected Areas in Communication，2017，35（12）：2744-2757.

[11] PROAKIS J，SALEHI M.數字通信[M].2版.張力軍，張宗橙，宋榮方，等譯.北京：電子工業出版社，2011.

[12] LIU K JR，SADEK A K，SU W，et al.Cooperative Communications and Networking[M].Cambridge Univer-sity Press，2009.

[13] COVER T，THOMAS J，Wiley J.Elements of information theory[M].Beijing：Tsinghua University Press，2003.

[14] SHINOHARA N.Power without wires[J].IEEE Microwave Magazine，2011，12（7）：S64-S73.

[15] 盧曉梅.認知無線電系統的攜能關鍵技術研究[D].北京：北京郵電大學，2015.

[16] JAYAKODY D N，THOMPSON T，CHATZINOTAS S，et al.Wireless information and power transfer：a new paradigm for green communications[M].Springer International Publishing，2018.

[17] LI B，FEI.Z，ZHANG Y.UAV communications for 5G and beyond：recent advances and future trends[J].IEEE Internet of Things Journal，2019，6（2）：2241-2263.

[18] NAMUDUI K，CHAUMTTE S，KIM J H，et al.UAV networks and communications[M].Cambridge Universi-ty Press，2018.

[19] SCHENK T.RF imperfections in high-rate wireless systems[M].New York，USA：Springer，2008.

[20] SIMON M K，ALOUINI M S.Digital communication over fading channels：a unified approach to performance analysis[M].2nd ed.NJ，USA：Wiley，2005.