Hybrid transmission of SC-QAM and OFDM-QAM signals in 220GHz terahertz band based on BP DSM and two-stage all-analog frequency conversion. - Han Jiang; Xuanqing Geng; Jiawei Wang; Yukai Fu; Xianshuang Li; Yujie Zhang; Chengang Fu; Jiahao Bi; Tangyao Xie; Xiaolong Pan; Xinying Li; Xiangjun Xin 001 (CNML, 2026)