軟件無線電下GMSK調制解調的DSP實現與優(yōu)化.pdf

1、武漢理工大學碩士學位論文軟件無線電下GMSK調制解調的DSP實現與優(yōu)化姓名：汪偉申請學位級別：碩士專業(yè)：通信與信息系統指導教師：劉嵐20081101武漢理工大學碩士學位論文AbstractSoftwareradiohasstartedanewtechnologicalrevolutioninradiocommunicationafterthetransitionfromanaloguecommunicationtodi西talcommu

2、nicationIthadvastuseinbothofmilitaryandcivilareaSoftwareradiowasanovelwirelesscommunicationstechnologywhichwasbased011ageneralversatileprogrammableplatform，itCanrealizethemostcommunicationfunctionsandwellsatisfytheneedof

3、manynewmoldsandfunctionsjustthroughsoftwaremodulesWiththismethod，themodificationandupgradeofsomesystemwillbecomemoreconvenientanddifferentsystemscouldcommunicatewitheachothermoreeffectivelyTMAfterthoroughlystudiedsomedom

4、esticandoverseaspapersintheaspectofsoftwareradiomodulationanddemodulationthisarticletokeGMSKastheresearchobjectGMSKmodulationpatternsWereusuallyusedinthemodemmobilecommunicationsMinimumGaussianfrequencyshiftkeying(GMSK)W

5、asatypicalcontinuousphasemodulationmethod、析Ⅱlsomeexcellentperformanceinconstantenvelope，compactspectrumandantijammingperformanceGMSKcaneffectivelyreduceinterchannelinterference，improvetheefficiencyofnonlinearpoweramplifi

6、er，andithadbeenwidelyusedinmobilecommunicationssystem(suchasGSMsystem)andsomeothersystemsProducedthedetailedmodulationanddemodulationrealizationmethodInthesecondpartthearticleanalyzedthedetailedmodulationanddemodulationr

7、ealizationmethodutilizingthefunctionformidabledigitalsignalprocessingTMS320C6416DSPtorealizeGMSKmodulationanddemodulationInthispartitalsosharedthedetailedprocedurecompiledinCCS22FiIlally，acomprehensiveanalysishadbeendone

8、tothearithmeticoptimizationofGMSKmodulationanddemodulationWiththeuniquelinearassemblylanguageoftheC6000seriesprocessors，ithadrealizedthearithmeticofmodulationanddemodulationoptimizedbycode，whichmeetsthedemandoftherealtim