Deep Learning based Beam Selection for Wide Beam Sweeping System

Seongyeop Joung, Chanuk Jeong, Sooyong Choi

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

In massive MIMO systems, a large number of beam pairs should be tested during a beam sweeping process, which causes large overhead and latency. We study how to reduce the number of the beam pairs without the performance degradation of deep neural network based scheme and the additional feedback of hierarchical beam sweeping process. We perform the wide beam sweeping process using the smaller number of beams with the smaller number of antennas. The DNN using the received signals from the wide beam sweeping process selects a beam among the original beam candidates. The simulation results show that the DNN using the wide beam sweeping process with the reduced overhead and latency has the better performances than the conventional DNN based beam selection methods and the similar performances to the exhaustive search method in terms of the beam accuracy and throughput.

Original languageEnglish
Title of host publication2022 International Conference on Electronics, Information, and Communication, ICEIC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665409346
DOIs
Publication statusPublished - 2022
Event2022 International Conference on Electronics, Information, and Communication, ICEIC 2022 - Jeju, Korea, Republic of
Duration: 2022 Feb 62022 Feb 9

Publication series

Name2022 International Conference on Electronics, Information, and Communication, ICEIC 2022

Conference

Conference2022 International Conference on Electronics, Information, and Communication, ICEIC 2022
Country/TerritoryKorea, Republic of
CityJeju
Period22/2/622/2/9

Bibliographical note

Funding Information:
This work was supported by Institute of Information and communications Technology Planning and Evaluation (IITP) grant funded by the Korea government(MSIT) (No. 2021-0-00976, development of next-generation wireless modem technology (Post-OFDM)) and by the National Research Foundation of Korea(NRF) grant funded by the Korea government(MSIT) (No. 2017-R1A2B3006025).

Publisher Copyright:
© 2022 IEEE.

All Science Journal Classification (ASJC) codes

  • Computer Networks and Communications
  • Information Systems
  • Information Systems and Management
  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering

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