3 papers
cs.IT2020
Deep Reinforcement Learning for Joint Beamwidth and Power Optimization in mmWave Systems
Jiabao Gao, Caijun Zhong, Xiaoming Chen +2
This paper studies the joint beamwidth and transmit power optimization problem in millimeter wave communication systems. A deep reinforcement learning based approach is proposed. S…
cs.IT2019★ 40 cited
Design of Non-Orthogonal Beamspace Multiple Access for Cellular Internet-of-Things
Rundong Jia, Xiaoming Chen, Caijun Zhong +3
In this paper, we study the problem of massive connections over limited radio spectrum for the cellular Internet-of-Things (IoT) in the fifth-generation (5G) wireless network. To a…
cs.IT2016
Downlink Performance of Pilot-Reused HetNet with Large-Scale Antenna Arrays
Yongyu Dai, Xiaodai Dong, Hai Lin
Considering a heterogeneous network (HetNet) where both macro base station (BS) and small cell (SC) nodes are equipped with massive antennas, this paper studies the performance for…