Joint Activity-Delay Detection and Channel Estimation for Asynchronous Massive Random Access

X Bian, Y Mao, J Zhang - arXiv preprint arXiv:2305.12372, 2023 - arxiv.org
Most existing studies on joint activity detection and channel estimation for grant-free massive
random access (RA) systems assume perfect synchronization among all active users, which …
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Joint Activity-Delay Detection and Channel Estimation for Asynchronous Massive Random Access

X Bian, Y Mao, J Zhang - arXiv e-prints, 2023 - ui.adsabs.harvard.edu
Most existing studies on joint activity detection and channel estimation for grant-free massive
random access (RA) systems assume perfect synchronization among all active users, which …