funded in part by the National Natural Science Foundation of China under Grant 61663024;in part by the Hongliu First Class Discipline Development Project of Lanzhou University of Technology(25-225305).
To address the problems of network congestion and spectrum resources shortage in multi-user large-scale scenarios,this paper proposes a twice random access OFDMA-NOMA-RA protocol combining the advantages of orthogonal...
本文研究了智能反射面(IRS)辅助OFDMA(Orthogonal Frequency Division Multiple Access,正交频分多址接入)云无线接入网(C-RAN)的下行链路传输系统,其中基带处理单元(BBU)池通过多个远端射频头(RRH)与多个用户进行通信.RRH到用户的接入...
supported by the National Key R&D Program of China under Grant 2023YFB2904703;the National Natural Science Foundation of China under Grant 62341110,62371122 and 62322104;the Jiangsu Province Basic Research Project under Grant BK20192002;the Fundamental Research Funds for the Central Universities under Grant 2242022k30005 and 2242023K5003。
This paper investigates the low earth orbit(LEO)satellite-enabled coded compressed sensing(CCS)unsourced random access(URA)in orthogonal frequency division multiple access(OFDMA)framework,where a massive uniform plana...
supported by State Grid Jiangsu Electric Power Co.,Ltd.Science and Technology Project“Research on Low-Cost Wireless Coverage and Trusted Access Technologies for Underground Pipe Gallery Digital Network”(J2021081).
As the scale of power networks has expanded,the demand for multi-service transmission has gradually increased.The emergence of WiFi6 has improved the transmission efficiency and resource utilization of wireless networ...