7 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…
Where to Perform Channel Measurements for CKM Construction: A Random Field Theory Analysis
Yuxuan Song, Yong Zeng, Xiping Wu +3
Channel knowledge map (CKM) is regarded as a promising technology for future sixth-generation (6G) networks, facilitating environmental-aware wireless communication, sensing, and l…
Joint Low-Rank and Sparse Bayesian Channel Estimation for Ultra-Massive MIMO Communications
Jianghan Ji, Cheng-Xiang Wang, Shuaifei Chen +3
This letter investigates channel estimation for ultra-massive multiple-input multiple-output (MIMO) communications. We propose a joint low-rank and sparse Bayesian estimation (LRSB…
Learning Load Balancing with GNN in MPTCP-Enabled Heterogeneous Networks
Han Ji, Xiping Wu, Zhihong Zeng +1
Hybrid light fidelity (LiFi) and wireless fidelity (WiFi) networks are a promising paradigm of heterogeneous network (HetNet), attributed to the complementary physical properties o…
Attention-Infused Autoencoder for Massive MIMO CSI Compression
Kangzhi Lou, Xiping Wu
As the number of multiple-input multiple-output (MIMO) antennas increases drastically with the development towards 6G systems, channel state information (CSI) compression becomes c…
Wireless Channel Measurements and Characterization in Industrial IoT Scenarios
Li Zhang, Cheng-Xiang Wang, Zihao Zhou +6
Wireless Fidelity (Wi-Fi) communication technologies hold significant potential for realizing the Industrial Internet of Things (IIoT). In this paper, both Single-Input Single-Outp…