Abstract：Thearticleismainlydevotedtothetheoryaswellastheachievementonthemodulationanddemodulationofπ/
4-DQPSKsysteminthesoftwareSystemView.Besides，thearticleanalysesthedynamicandstatic
behaviorsoftheπ/4-DQPSKsystemaswellastheperformanceagainstnoiseundertheconditionofGaussnoise
channel.Thecomparisonismadeonthespectrumandanti-noiseperformancebetweenπ/4-DQPSKandQPSK
underthethesamechannel.Theresultofsimulationshowsthatthespectrumexpandingofπ/4-DQPSKissuperiortothatoftheQPSKsystem.
Keywords：π/4-DQPSK；SystemView；computeraideddesign（CAD）；Matlab
標簽：
Thearticleismainlydevotedtothethe
oryaswellastheachievementonthemod
ulationandde
上傳時間：
2014-01-05
上傳用戶：hopy
