Investigation of the Impact of Multi-channel Interference on Signal Capture in Low-orbit Internet Constellation TT & C Transponder

Yubo Yang, Shenghua Zhai, Jie Yan, Yueli Ding, Xin Ji

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

1 Scopus citations

Abstract

To address the problem of Multi-channel Interference severely affecting the signal Capture of Low-orbit Internet constellation TT & C Transponder in the Satellite Unified Spread Spectrum Measurement and Control System, this article delves into the conditions for generating Multi-channel (Cross-correlation) Interference and the impact of Multi-channel Interference on receiver capture performance from a theoretical perspective, and carries out simulation verification analysis. The simulation results show that several factors, such as Correlation characteristics of the Pseudo-random sequence, Doppler Frequency, Power of Multi-channel Interference, Modulation information data changes, the Relative Doppler frequency Difference between the Multi-channel signal and the useful signal, as well as the Coherent Integration Time Interval, determine the Strength of Multi-channel Interference. Under certain conditions, Multi-channel Interference severely affects receiver capture performance.

Original languageEnglish
Title of host publicationProceedings - 2023 3rd International Conference on Frontiers of Electronics, Information and Computation Technologies, ICFEICT 2023
EditorsWeijian Liu, Zhuo Zheng Wang, Peng You
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages96-103
Number of pages8
ISBN (Electronic)9798350302356
DOIs
StatePublished - 2023
Event3rd International Conference on Frontiers of Electronics, Information and Computation Technologies, ICFEICT 2023 - Yangzhou, China
Duration: 26 May 202329 May 2023

Publication series

NameProceedings - 2023 3rd International Conference on Frontiers of Electronics, Information and Computation Technologies, ICFEICT 2023

Conference

Conference3rd International Conference on Frontiers of Electronics, Information and Computation Technologies, ICFEICT 2023
Country/TerritoryChina
CityYangzhou
Period26/05/2329/05/23

Keywords

  • Capture
  • Multi-channel Interference
  • Spread Spectrum
  • TT &C Transponder

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