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cs.IT2022
A Unified Joint Optimization of Training Sequences and Transceivers Based on Matrix-Monotonic Optimization
Chengwen Xing, Tao Yu, Jinpeng Song +3
Channel estimation and data transmission constitute the most fundamental functional modules of multiple-input multiple-output (MIMO) communication systems. The underlying key tasks…
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…