【作者单位】1 College of Electronic Information, Qingdao University, Qingdao, China 2 Nokia Bell Labs, Murray Hill, NJ, USA 3 School of Engineering, Tibet University, Lhasa, China 4 School of Information Science and Engineering, Shandong University, Qingdao, China
【年份】2022
【卷号】Vol.40 No.5
【页码】1428-1440
【ISSN】0733-8716
【关键词】Channel estimation Stochastic processes Estimation Antennas Message passing Massive MIMO Internet of Things
【摘要】 We investigate the activity detection and channel estimation issues for cell-free Internet of Things networks with massive random access. In each time slot, only partial devices are active and communicate with neighboring access points using non-or...
