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Research on Active/Passive Hybrid IRS Assisted Communication Method Based on Deep Learning

  • Chenguang He*
  • , Yuchuan Ma
  • , Shengxian Huang
  • , Jing Li
  • *Corresponding author for this work
  • School of Electronics and Information Engineering, Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

With the rapid development of mobile communication technology, wireless communication systems have higher and higher requirements for spectral efficiency and energy efficiency. However, in the optimization process of many technologies, the wireless communication environment is still an uncontrollable factor, and is increasingly becoming a bottleneck for improving communication quality. Intelligent Reflecting Surface can reflect incident signals through a large number of low-cost reflective units, thereby improving the wireless communication environment. This paper introduces a solution based on deep learning method with the goal of maximizing the achievable rate of the system under the condition of intelligent reflecting surface hardware architecture of hybrid active/passive units. Firstly, the performance of communication system with intelligent reflecting surface and relay is compared. After that, the hardware architecture of intelligent reflecting surface with hybrid active/passive units is introduced, and the research scheme of intelligent reflecting surface based on deep learning is designed and simulated. The results show that the proposed scheme can approach the upper limit of the achievable rate of the system as much as possible while reducing the overhead of beam training.

Original languageEnglish
Title of host publicationAPCC 2022 - 27th Asia-Pacific Conference on Communications
Subtitle of host publicationCreating Innovative Communication Technologies for Post-Pandemic Era
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages483-487
Number of pages5
ISBN (Electronic)9781665499279
DOIs
StatePublished - 2022
Externally publishedYes
Event27th Asia-Pacific Conference on Communications, APCC 2022 - Jeju Island, Korea, Republic of
Duration: 19 Oct 202221 Oct 2022

Publication series

NameAPCC 2022 - 27th Asia-Pacific Conference on Communications: Creating Innovative Communication Technologies for Post-Pandemic Era

Conference

Conference27th Asia-Pacific Conference on Communications, APCC 2022
Country/TerritoryKorea, Republic of
CityJeju Island
Period19/10/2221/10/22

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • deep learning
  • intelligent reflecting surface
  • wireless communication

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