200622112110396.rar - 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,2006-06-02 19:35:58,下载108次