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eess.SP2025
A Hybrid Dynamic Subarray Architecture for Efficient DOA Estimation in THz Ultra-Massive Hybrid MIMO Systems
Ye Tian, Jiaji Ren, Tuo Wu +7
Terahertz (THz) communication combined with ultra-massive multiple-input multiple-output (UM-MIMO) technology is promising for 6G wireless systems, where fast and precise direction…
eess.SP2025
From Partial Calibration to Full Potential: A Two-Stage Sparse DOA Estimation for Incoherently-Distributed Sources with Gain-Phase Uncertainty
He Xu, Tuo Wu, Wei Liu +5
Direction-of-arrival (DOA) estimation for incoherently distributed (ID) sources is essential in multipath wireless communication scenarios, yet it remains challenging due to the co…
eess.SP2025
Towards Intelligent Antenna Positioning: Leveraging DRL for FAS-Aided ISAC Systems
Shunxing Yang, Junteng Yao, Jie Tang +6
Fluid antenna systems (FAS) enable dynamic antenna positioning, offering new opportunities to enhance integrated sensing and communication (ISAC) performance. However, existing stu…