A Spectrum Sharing System: Visualized Interference Classification and CNN Approach

Hyelin Nam, Kyuwon Han, Jihoon Park, Han Cha, Seong Lyun Kim

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

Abstract

The scarcity of the low-frequency band has demanded Dynamic Spectrum Access (DSA). We implemented DSA system that detects channel usage of primary users and controls secondary users through a deep neural network in real-time. With an LTE base station that adopts Citizens Broadband Radio Service (CBRS) protocol, we implement the Navy's active sensing radar signal through a Universal Software Radio Peripheral (USRP). We obtain visualized image dataset for CBRS system, called ViC dataset consisting of 12 classes with 500 samples per class and visualize it through spectrograms. CNN detects each class of primary-existence scenarios with an accuracy of 96.37%.

Original languageEnglish
Title of host publication2021 IEEE International Symposium on Dynamic Spectrum Access Networks, DySPAN 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages33-40
Number of pages8
ISBN (Electronic)9781665413398
DOIs
Publication statusPublished - 2021
Event2021 IEEE International Symposium on Dynamic Spectrum Access Networks, DySPAN 2021 - Virtual, Online, United States
Duration: 2021 Dec 132021 Dec 15

Publication series

Name2021 IEEE International Symposium on Dynamic Spectrum Access Networks, DySPAN 2021

Conference

Conference2021 IEEE International Symposium on Dynamic Spectrum Access Networks, DySPAN 2021
Country/TerritoryUnited States
CityVirtual, Online
Period21/12/1321/12/15

Bibliographical note

Funding Information:
This work was supported by Institute of Information & communications Technology Planning & Evaluation (IITP) grant funded by the Korea government(MSIT) (No. 2018-11-1864, Scalable Spectrum Sharing for Beyond 5G Communication and No. 2021-0-00347, 6G Post-MAC)

Publisher Copyright:
© 2021 IEEE.

All Science Journal Classification (ASJC) codes

  • Computer Networks and Communications
  • Hardware and Architecture
  • Signal Processing

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