信道估计,目的是获得完整的信道矩阵,这有利于实现进一步的信号处理设计和性能分析。 未来方向 多小区近场XL-MIMO通信(小区间干扰、导频污染) 多路径近场波束训练与波束跟踪 采用XL-MIMO实现近场主被动混合通信(RIS) 近场ISAC与XL-MIMO 疑问: 模块化XL-MIMO和不改变距离的子阵列划分方案的异同? 稀疏转换矩阵和波束...
Secure transmission for active RIS-assisted THz ISAC systems with delay alignment modulation. IEEE Commun Lett, 28(5):1019–1023. https://doi.org/10.1109/LCOMM.2024.3368532 Article MATH Google Scholar Wang XW, Lu HQ, Zeng Y, 2023. Multi-user delay alignment modulation for millimeter wave ...
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Under a near-field circumstance, a multi-antenna base station (BS) localizes multiple moving single-antenna users by processing the received signals transmitted by users and reflected by RISs. Considering the users’ mobility and the potential obstruction of line-of-sight paths, a multi-user ...
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