462 citations · 621 across the 35 of their papers we have counts for
43 papers · 1 filter
Performance Analysis of Self-Interference Cancellation in Full-Duplex Massive MIMO Systems: Subtraction versus Spatial Suppression
Soo-Min Kim, Yeon-Geun Lim, Linglong Dai +1
Massive multiple-input multiple-output (MIMO) and full-duplex (FD) are promising candidates for achieving the spectral efficiency to meet the needs of 5G communications. One essent…
Near-Field Rainbow: Wideband Beam Training for XL-MIMO
Mingyao Cui, Linglong Dai, Zhaocheng Wang +2
Wideband extremely large-scale multiple-input-multiple-output (XL-MIMO) is a promising technique to achieve Tbps data rates in future 6G systems through beamforming and spatial mul…
Codebook Design and Beam Training for Extremely Large-Scale RIS: Far-Field or Near-Field?
Xiuhong Wei, Linglong Dai, Yajun Zhao +2
Reconfigurable intelligent surface (RIS) can improve the capacity of the wireless communication system by providing the extra link between the base station (BS) and the user. In or…
Wideband Channel Estimation for THz Massive MIMO
Jingbo Tan, Linglong Dai
Terahertz (THz) communication is considered to be a promising technology for future 6G network. To overcome the severe attenuation and relieve the high power consumption, massive M…
Compact User-Specific Reconfigurable Intelligent Surfaces for Uplink Transmission
Kunzan Liu, Zijian Zhang, Linglong Dai +1
Large-scale antenna arrays employed by the base station (BS) constitute an essential next-generation communications technique. However, due to the constraints of size, cost, and po…
Channel Estimation for RIS Assisted Wireless Communications: Part II -- An Improved Solution Based on Double-Structured Sparsity
Xiuhong Wei, Decai Shen, Linglong Dai
Reconfigurable intelligent surface (RIS) can manipulate the wireless communication environment by controlling the coefficients of RIS elements. However, due to the large number of…