ITU-TG.996.1Erratum1(012003)(英)Testproceduresfordigital…….pdf

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1、COVERINGNOTEGENERALSECRETARIATINTERNATIONALTELECOMMUNICATIONUNIONGeneva,31January2003ITU–TELECOMMUNICATIONSTANDARDIZATIONSECTORSubject:Erratum1(01/2003)toITU-TRecommendationG.996.1(02/2001),Testproceduresfordigitalsubscriberline(DSL)transceiversCorrectiontoClause7.5I

2、ntheequationofclause7.5thesintermshouldbesquared.Thecorrectedequationis:2πfsin2f022PSD=K×××LPF(f)×HPF(f),(0≤f<∞)G.992.1-DisturberADSL2f0πff0UnioninternationaledestélécommunicationsPlacedesNations1211GENÈVE20Suisse–Switzerland–Suiza