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Performance evaluation of channel coding and aperture averaging for the satellite-to-ground optical communications with APD receivers

  • China Aerospace Science and Technology Corporation

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

Abstract

In this paper, the synergy of the channel coding and aperture averaging is applied to the downlink optical channel for the low earth orbit (LEO) satellite. Bit error rates (BER) of the convolutional code and low-density parity code (LDPC) are evaluated versus different diameters for the optical systems with avalanche photodiode (APD) receivers. Results indicate that when the temporal correlation time τ 0 = 10 ms, the convolutional code satisfying the real-time delay constraint has practically no interest, because it doesn't show significant performance improvement over the no-coding case. Moreover, the aperture averaging is shown to be robust across the a large range of zenith angles ζ ≤ 80°.

Original languageEnglish
Title of host publicationProceedings of the 2011 6th International ICST Conference on Communications and Networking in China, CHINACOM 2011
Pages899-902
Number of pages4
DOIs
StatePublished - 2011
Event2011 6th International ICST Conference on Communications and Networking in China, CHINACOM 2011 - Harbin, China
Duration: 17 Aug 201119 Aug 2011

Publication series

NameProceedings of the 2011 6th International ICST Conference on Communications and Networking in China, CHINACOM 2011

Conference

Conference2011 6th International ICST Conference on Communications and Networking in China, CHINACOM 2011
Country/TerritoryChina
CityHarbin
Period17/08/1119/08/11

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