Large Frequency Acquisition Range and Fast Acquisition Speed Digital Phase Locked Loop Suitable for Low Earth Orbit Satellite Communications

Mingyang Xu, Ying Li, Xiangyuan Bu, Shuai Wang

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

Abstract

Due to the huge application potential and great strategic significance of low earth orbit (LEO) satellite communications, many countries are seizing the orbit resources of LEO satellites and satellite communications spectrum resources. The world has entered the area of satellite Internet Race. Aiming at the fast synchronization problem of low-orbit satellite receivers with large frequency deviation and low signal-to-noise ratio (SNR), the fast acquisition speed and large frequency offset signals input digital phase locked loop proposed in this paper can be applied well in low-orbit satellite communications.

Original languageEnglish
Title of host publication2021 IEEE 6th International Conference on Computer and Communication Systems, ICCCS 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages938-942
Number of pages5
ISBN (Electronic)9780738126043
DOIs
Publication statusPublished - 23 Apr 2021
Event6th IEEE International Conference on Computer and Communication Systems, ICCCS 2021 - Chengdu, China
Duration: 23 Apr 202126 Apr 2021

Publication series

Name2021 IEEE 6th International Conference on Computer and Communication Systems, ICCCS 2021

Conference

Conference6th IEEE International Conference on Computer and Communication Systems, ICCCS 2021
Country/TerritoryChina
CityChengdu
Period23/04/2126/04/21

Keywords

  • DPLL
  • LEO satellite communication
  • PFD
  • frequency acquisition

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