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1Mbps NLOS solar-blind ultraviolet communication system based on UV-LED array

  • Zhaotian Sun
  • , Lijun Zhang
  • , Ping'An Li
  • , Yu Qin
  • , Tingzhu Bai
  • Beijing Institute of Technology
  • Beijing University of Posts and Telecommunications

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

Abstract

We proposed and demonstrated a high data rate ultraviolet communication system based on a 266nm UV LED array with 50mW luminous power. The emitting source is driven by a three outputs constant-current control circuit, whose driving speed is up to 2Mbps. At the receiving side, in order to achieve the amplification for high-speed signal, a two-stage differential preamplifier is designed to make I-V conversion. The voltage-current gain is up to 140dB and bandwidth is 1.9MHz. An experiment is conducted to test the performance of the UV communication system. The effects of elevation angles and transmission distance are analyzed. It is shown that the ultraviolet communication system has high data rate of up to 921.6kbps and bit error rate of less than 10-7in 150m, which can beat the best record created by UV-LED communication system in terms of the transmission rate.

Original languageEnglish
Title of host publication2017 International Conference on Optical Instruments and Technology
Subtitle of host publicationOptoelectronic Devices and Optical Signal Processing
EditorsFabien Bretenaker, Jian Chen, Yi Dong
PublisherSPIE
ISBN (Electronic)9781510617452
DOIs
Publication statusPublished - 2018
Externally publishedYes
Event2017 International Conference on Optical Instruments and Technology: Optoelectronic Devices and Optical Signal Processing - Beijing, China
Duration: 28 Oct 201730 Oct 2017

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume10617
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference2017 International Conference on Optical Instruments and Technology: Optoelectronic Devices and Optical Signal Processing
Country/TerritoryChina
CityBeijing
Period28/10/1730/10/17

Keywords

  • Circuit design
  • High-speed communication system
  • UV-LED array
  • ultraviolet communication

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