Progressive channel estimation method for RIS-assisted communication system
Jian DANG, Yewei LI, Yongdong ZHU, Rongbin GUO, Zaichen ZHANG, Liang WU
Systems Engineering and Electronics . 2022, (3): 998 -1006 .  DOI: 10.12305/j.issn.1001-506X.2022.03.32