65 citations · 112 across the 21 of their papers we have counts for
6 papers · 1 filter
3-D Positioning and Resource Allocation for Multi-UAV Base Stations Under Blockage-Aware Channel Model
Pengfei Yi, Lipeng Zhu, Zhenyu Xiao +3
In this paper, we propose to deploy multiple unmanned aerial vehicle (UAV) mounted base stations to serve ground users in outdoor environments with obstacles. In particular, the ge…
Terahertz-Band Near-Space Communications: From a Physical-Layer Perspective
Tianqi Mao, Leyi Zhang, Zhenyu Xiao +2
Facilitated by rapid technological development of the near-space platform stations (NSPS), near-space communication (NS-COM) is envisioned to play a pivotal role in the space-air-g…
LEO Satellite Access Network (LEO-SAN) Towards 6G: Challenges and Approaches
Zhenyu Xiao, Junyi Yang, Tianqi Mao +4
With the rapid development of satellite communication technologies, the space-based access network has been envisioned as a promising complementary part of the future 6G network. A…
Near Space Communications (NS-COM): A New Regime in Space-Air-Ground Integrated Network (SAGIN)
Zhenyu Xiao, Tianqi Mao, Zhu Han +1
Precipitated by the technological innovations of the near-space platform stations (NSPS), the near space communication (NS-COM) network has emerged as an indispensable part of the…
Channel Estimation for LEO Satellite Massive MIMO OFDM Communications
Ke-Xin Li, Xiqi Gao, Xiang-Gen Xia
In this paper, we investigate the massive multiple-input multiple-output orthogonal frequency division multiplexing channel estimation for low-earth-orbit satellite communication s…
Ergodic Sum Rate Capacity Achieving Transmit Design for Massive MIMO LEO Satellite Uplink Transmission
Ke-Xin Li, Xiqi Gao, Xiang-Gen Xia
In this paper, we investigate the ergodic sum rate (ESR) capacity achieving uplink (UL) transmit design for massive multiple-input multiple-output (MIMO) low-earth-orbit (LEO) sate…