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eess.SP2026
Pattern Zooming: Near-Field Wideband Beam Training with Wavenumber-Domain Codebook
Caihao Weng, Ying Wang, Xufeng Guo +2
Near-field beam training is essential for harvesting the high-gain potential of extremely large-scale multiple input multiple output systems. To reduce training overhead, existing…
eess.SP2025
Learning-Based Blockage-Resilient Beam Training in Near-Field Terahertz Communications
Caihao Weng, Yuqing Guo, Bowen Zhao +3
Terahertz (THz) band is considered a promising candidate to meet the high-throughput requirement for future sixth-generation (6G) wireless communications due to its ultrawide bandw…
eess.SP2024
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…