A frame synchronization solution for orthogonal frequency division multiplexing system

(整期优先)网络出版时间:2005-03-13
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Toimproveframesynchronizationprecision,aschemenamedtrainingsymbolcorrelation(TSC)ispresentedfororthogonalfrequencypisionmultiplexing(OFDM)system.BasedonthesolutionfromSchmidlandCox,atimingmetricrelatedtoTSCschemeisputforwardandexamined.Thespecificmethodtoselectathresholdvalueprovidesmoreprecisedetectionresults,whichcanbeshownbyperformancecomparisonbetweenthetwoschemesthroughMonteCarlosimulation.TakingIEEE802.11aWLANstandardasanexample,theproposedapproachissuperiortothemostpopularSchmidlschemeintermsofBER.