Two-Stage Channel Estimation Approach for Cell-Free IoT With Massive Random Access.

Xinhua Wang 0002 Alexei Ashikhmin Zhicheng Dong 0003 Chao Zhai 0001 Two-Stage Channel Estimation Approach for Cell-Free IoT With Massive Random Access. 2021 abs/2109.13450 CoRR https://arxiv.org/abs/2109.13450 db/journals/corr/corr2109.html#abs-2109-13450