電離層探測系統(tǒng)的仿真研究.pdf

1、研究生學位論文電離層探測系統(tǒng)的仿真研究”％％＆$————a：l一☆##目#$——』l目LlHL十十“《Ⅲ—豆J：一々n％女埴量皇擅皇址蛋j#镕W2卿喳』E￡且m＆fHM；Q業(yè)L宴iZ且中國海洋太擘TheEmulatiOnRJesearchofTheIonosondeAbstractThesignalreceptionoftlleionosondeis鋤ulatedinmispaperaccordingtot11eproceSsofion

2、osphericsollIldingInordertolowcrtlletr鋤啪issionpowertheSpreadSpec仃1咖TeclllliqueisintroducedimotheionosondeSeveralSpreadSpecm瑚codes(PNcode)areintroducedintllispaperespeciallytheMaximalLengmcode(mcodc)0nmegr01mdoft11ech鋤els

3、缸血sticalcharacteljstic，t11isp印cr而roducesanewwidebandchannelmodel，lTsch枷試model，whichisusedby讓地emulationBased0ntlleITSchaImclmodeltllispapertlleoretic枷ydiscussesthef；Idi=嗚e恐ctoftlleionospherctothesignal塒lichisrenectedbymei

4、onospherew也鹋suIning也eekc仃ondens畸dism砸ontobe也cQpsmodel，也ispaperdevelopesthedelay如quencyrelatonofsillglemodelAccordingto也eionospheremodelthispaperemulatcs也esi印alrcceptionw王mPNacq啊sitionalgori也m111ecoherentPNacqllisitionalg

5、o舳m，non—coherentPNacquisitionalgo訓1In趾dalltomaticdecisionthresholdlevclcontr01algo珊lnlareintrodllcedint哪Inadditionmeperfb珊anceoft11eautomaticdecisiont11resholdlwelcolTbfolalgoTi也misdiscussedma：Ill鋤alicallyKeyword：ion鵂phe