3 papers
cs.IT2021
Performance Analysis of Cell-Free Massive MIMO Systems with Massive Connectivity
Mangqing Guo, M. Cenk Gursoy
In this paper, we investigate the performance of cell-free massive MIMO systems with massive connectivity. With the generalized approximate message passing (GAMP) algorithm, we obt…
cs.IT2021
Channel Estimation for Intelligent Reflecting Surface Assisted Wireless Communications
Mangqing Guo, M. Cenk Gursoy
In this paper, the minimum mean square error (MMSE) channel estimation for intelligent reflecting surface (IRS) assisted wireless communication systems is investigated. In the cons…
cs.IT2020
Statistical Learning Based Joint Antenna Selection and User Scheduling for Single-Cell Massive MIMO Systems
Mangqing Guo, M. Cenk Gursoy
Large number of antennas and radio frequency (RF) chains at the base stations (BSs) lead to high energy consumption in massive MIMO systems. Thus, how to improve the energy efficie…