面向远海场景的统计信道建模与性能分析

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DOI：10.16652/j.issn.1004-373x.2026.01.003引用格式：，，，等.面向远海场景的统计信道建模与性能分析[J].现代电子技术，2026，49（1）：15-20.

关键词：统计信道模型；海上通信；蒸发波导；实测气象数据；有理函数模型；超视距传输；抛物线方程；路径损耗中图分类号：TN928-34 文献标识码：A 文章编号：1004-373X（2026）01-0015-06

Statistical channel modeling and performance analysis for offshore scenarios

LIRuitong1，LINFei¹，JIXiang1，SUN Hao1 ，ZHANGYingying²，LIJun1，LIUHaiying （1.SchoolofIfomatioandutomationQiluUivrsityofTechnology（handongAcademyofiences），Jinan25O3a; 2.Instituteof Oceanographic Instrumentation，Shandong Academy of Sciences，Qingdao 266O75，China）

Abstract：Curently，researchonmaritimecommunications ispredominantlyfocusedonchannel modeling innearshore scenarios，withlmitedcosiderationofrealmeteorologicalonditios，andstudiestgetingosoresenariosstillqufurther improvement.Inviewofthis，astatisticalover-the-horizonchannelmodelutilizingthemaritimeevaporationductphenomenonis constructedbasedonthemeasuredmeteorologicaldatafromtheYelow Searegionof ShandongProvince.Inthismodel，a rationalfunctionframeworkisemployed todescribethepropagationcharacteristicsof electromagneticwavesinthemarine environment.Aditionally，tohanceeaccuacyoftmodel，thcoeffientsoftemodelareorrctedandoptiizdwith thenonlinearleastsquaremethod.Simulationanalysisdemonstratesthatthechannelmodel provides moreaccurate predictionof electromagneticwavepropagationpathlossinthesurounding maritimeareas，with theroot-mean-squareerror（RMSE）of prediction forboth winterandsummerbeing lower than thoseof thesurfaceduct modeland thefre-space model.Moreover，it exhibits superiorperformance in UAV-assisted maritime communication systems.

Keywords：statistical channel model；maritime communication；evaporation duct；measuredmeteorological data;rational function model; over-the-horizon transmission;parabolic equation;path loss

0 引言

随着近年来对海洋资源的不断勘探，快速增长的海洋活动对海洋通信网络的发展提出了低时延、高数据速率的要求[。（剩余7852字）