4 papers
Channel Map-Based Channel Estimation for Near-Field UM-MIMO with Movable Planar Arrays
Shuaifei Chen, Cheng-Xiang Wang, Chen Huang +4
Accurate channel estimation is essential for coherent transmission in ultra-massive multiple-input multiple-output (UM-MIMO) systems, where near-field propagation and high-dimensio…
Self-supervised Adaptive Weighting for Cooperative Perception in V2V Communications
Chenguang Liu, Jianjun Chen, Yunfei Chen +3
Perception of the driving environment is critical for collision avoidance and route planning to ensure driving safety. Cooperative perception has been widely studied as an effectiv…
Knowledge Distillation Based Semantic Communications For Multiple Users
Chenguang Liu, Yuxin Zhou, Yunfei Chen +1
Deep learning (DL) has shown great potential in revolutionizing the traditional communications system. Many applications in communications have adopted DL techniques due to their p…
Near-Field Positioning and Attitude Sensing Based on Electromagnetic Propagation Modeling
Ang Chen, Li Chen, Yunfei Chen +2
Positioning and sensing over wireless networks are imperative for many emerging applications. However, since traditional wireless channel models over-simplify the user equipment (U…