VHF%2fUHF频段高山无线电监测站覆盖区的预测研究.pdf

AbstractWiththedevelopmentofthenwtechnologyandn钾sendcesofradio,theradioadministrationdepartmentshouldgivetheexactandeffident酬lHli∞toimprovethemonitoringabilityofthepresentradiomonitoringstationandmakethescientificandforecastingprogramminganddesignforthedevelopmentanddislributionofthefutureradiomonitoringsystemInthisthesis,,refraction,%ofradiomonitoringstationundersuitablymountainenvh'onmentam讲Dl,oscdandsot-.ⅡU-RE526andITU-Rp珥52modelbasedondetailedGISinformation;-∞generalGlSinformationandtheradiomeasurements;-'eselectedinthefour曲Ⅸti彻8aroundthemonntahn”fieldstr托gthdataofthemulti-frequnncycontinuousWaVesforaverytestpoim嘴m翻嗣medbymcal】18ofspectrumanalyzor,eiVCI"bytheexperimentofradiopmpagetionofVIIF/UmbendunderthehiighmountainenvironmentUsing山l∞calculatingtoolsoftwarewhicharc日93-p1546-field-strength,rs93-p452-interferenceandIlregnisrTen'-RP--RE452andITM,themedianfield-"resultsshowthatthecoverageareas盯舢aresmallerthanthatofrrManditapplicablethattheR既删-|(eywords:mountain;VHFmHF;radiomommfingstation;radiopropagetionmodel;,除了文中特别加以标注和致谢的地方外,论文中不包含其他人已经发表或撰写过的研究成果,也不包含为获得东南大学或其他教育机构的学位或证书而使用过的材料。与我一同工作的同志对本研究所做的任何贡献均已在论文中作了明确的说明并表示了谢意。研究生签名玉!图墨空1日期:!±:!:!量。东