1 citations · 2 across the 9 of their papers we have counts for
9 papers
Wavenumber-Domain Near-Field Channel Estimation: Beyond the Fresnel Bound
Xufeng Guo, Yuanbin Chen, Ying Wang +2
In the near-field context, the Fresnel approximation is typically employed to mathematically represent solvable functions of spherical waves. However, these efforts may fail to tak…
Exploiting Structured Sparsity in Near Field: From the Perspective of Decomposition
Xufeng Guo, Yuanbin Chen, Ying Wang +1
The structured sparsity can be leveraged in traditional far-field channels, greatly facilitating efficient sparse channel recovery by compressing the complexity of overheads to the…
Channel Estimation for Holographic MIMO: Wavenumber-Domain Sparsity Inspired Approaches
Yuqing Guo, Yuanbin Chen, Ying Wang
This paper investigates the sparse channel estimation for holographic multiple-input multiple-output (HMIMO) systems. Given that the wavenumber-domain representation is based on a…
Sparse Recovery for Holographic MIMO Channels: Leveraging the Clustered Sparsity
Yuqing Guo, Xufeng Guo, Yuanbin Chen +1
Envisioned as the next-generation transceiver technology, the holographic multiple-input-multiple-output (HMIMO) garners attention for its superior capabilities of fabricating elec…
Holographic MIMO Systems, Their Channel Estimation and Performance
Yuanbin Chen, Ying Wang, Zhaocheng Wang +1
Holographic multiple-input multiple-output (MIMO) systems constitute a promising technology in support of next-generation wireless communications, thus paving the way for a smart p…
Learning-Based Joint Beamforming and Antenna Movement Design for Movable Antenna Systems
Caihao Weng, Yuanbin Chen, Lipeng Zhu +1
In this paper, we investigate a multi-receiver communication system enabled by movable antennas (MAs). Specifically, the transmit beamforming and the double-side antenna movement a…
Wavenumber Domain Sparse Channel Estimation in Holographic MIMO
Xufeng Guo, Yuanbin Chen, Ying Wang +2
In this paper, we investigate the sparse channel estimation in holographic multiple-input multiple-output (HMIMO) systems. The conventional angular-domain representation fails to c…
Angular-Distance Based Channel Estimation for Holographic MIMO
Yuanbin Chen, Ying Wang, Zhaocheng Wang +1
This paper investigates the channel estimation for holographic MIMO systems by unmasking their distinctions from the conventional one. Specifically, we elucidate that the channel e…
Near-Field Sparse Channel Estimation for Extremely Large-Scale RIS-Aided Wireless Communications
Zixing Tang, Yuanbin Chen, Ying Wang +4
A significant increase in the number of reconfigurable intelligent surface (RIS) elements results in a spherical wavefront in the near field of extremely large-scale RIS (XL-RIS).…