Deep Reinforcement Learning for Robust Beamforming in IRS-assisted Wireless Communications

• Published in: IEEE Global Communications Conference (Online) pp. 1 - 6
• Main Authors: Lin, Jiaye, Zout, Yuze, Dong, Xiaoru, Gong, Shimin, Hoang, Dinh Thai, Niyato, Dusit
• Format: Conference Proceeding
• Language: English
• Published: IEEE 01.12.2020
• Subjects: Approximation algorithms; Array signal processing; Channel estimation; Receivers; Reinforcement learning; Scattering; Wireless communication

Intelligent reflecting surface (IRS) is a promising technology to assist downlink information transmissions from a multi-antenna access point (AP) to a receiver. In this paper, we minimize the AP's transmit power by a joint optimization of the AP's active beamforming and the IRS's pas...