Designing and Testing 3GPP W-CDMA Base Stations (AN 1355)Agilent Designing and Testing 3GPP W-CDMA Base Transceiver StationsApplication Note 1355DTCH data bits DCCH data bitsAdd CRC & tail bits Add CRC & tail bitsConv. coderRate matching Rate matchingInterleaverFrame segment TrCH mux Frame segmentCCTrCHInterleaverConv. coderInterleaverSpreadingI scramble+IOVSF code generator Complex scramble code generatorI-DPCCH Time multiplexerS-PComplex scramblingQ scramble+ +QQ I scrambleTable of ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1. Basic Concepts of W-CDMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.1 Code division multiple access . . . . . . . . . . . . . . . . . . . . ……
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