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eess.SP2025★ 22 cited
Training Beam Design for Channel Estimation in Hybrid mmWave MIMO Systems
Xiaochun Ge, Wenqian Shen, Chengwen Xing +2
Training beam design for channel estimation with infinite-resolution and low-resolution phase shifters (PSs) in hybrid analog-digital milimeter wave (mmWave) massive multiple-input…
eess.SP2022
Random Access with Massive MIMO-OTFS in LEO Satellite Communications
Boxiao Shen, Yongpeng Wu, Jianping An +3
This paper considers the joint channel estimation and device activity detection in the grant-free random access systems, where a large number of Internet-of-Things devices intend t…