标签: an1140

AN1140Maxim>AppNotes>A/DandD/ACONVERSION/SAMPLINGCIRCUITSBASESTATIONS/WIRELESSINFRASTRUCTUREHIGH-SPEEDSIGNALPROCESSINGWIRELESS,RF,ANDCABLEKeywords:receiversensitivity,spreadspectrum,digitalcommunicationreceiver,CDMA,WCDMA,bitenergy,noisepowerspectraldensity,signal-to-noiseratio,SNR,signalpowerJun28,2002APPLICATIONNOTE1140ReceiverSensitivityEquationforSpreadSpectrumSystemsAbstract:Thefollowingapplicationnoteprovidesinsightintohowthesensitivityofaspreadspectrumapplicationisdefinedandhowthedesiredsensitivitylevelfordigitalcommunicationreceiverscanbecalculated.Thistechnicalpaperprovidesastep-by-stepdevelopmentofthereceiversensitivityequationandconcludeswithnumericexample,puttingitsmathematical……