简介：

简介：Inunderwateropticalwirelesscommunication(UOWC),achannelischaracterizedbyabundantscattering/absorptioneffectsandopticalturbulence.MostpreviousstudiesonUOWChavebeenlimitedtoscattering/absorptioneffects.However,experimentsintheliteratureindicatethatunderwateropticalturbulence(UOT)cancauseseveredegradationofUOWCperformance.Inthispaper,wecharacterizeanUOWCchannelwithbothscattering/absorptionandUOTtakenintoconsideration,andaspatialdiversityreceiverscheme,sayasingleinput–multiple-output(SIMO)scheme,basedonalight-emitting-diode(LED)sourceandmultipledetectorsisproposedtomitigatedeepfading.TheMonteCarlobasedstatisticalsimulationmethodisintroducedtoevaluatethebit-error-rateperformanceofthesystem.Itisshownthatspatialdiversitycaneffectivelyreducechannelfadingandremarkablyextendcommunicationrange.