6、ogyofnextwirelesscommunicationgeneration.Inordertoinsurethevalidityandthereliabilityofthesignalstransmittedinthecomplexindoorenvironment,theaccuratecharacteristicofUWBindoorchannelshouldbemastered.Thisarticleisin thisunderstanding tocompletethe UWB in
7、doorchannel model andtheMATLAB simulation.The principal ofthe UWB indoorchannel modelis discussedand simulation. Thepaper firstbrieflyintroduces thebasicconcepts ofUWB andcharacteristics,andgivesabrief introduction forthebasictheoryof UWB channel. The