The IEEE Multipath Channel block simulates an indoor UWB channel as described in \"A Channel Model for Ultrawideband Indoor Communications\" by J.R. Foerster, M. Pendergrass and A.F. Molisch, November 2003, and attempts to incorporate the processes used in their MATLAB scr ipts.-Multipath Channel block simulates an indoor UWB channel as described in "A Model for Ultrawideband Channel Communications Indoor" by J. R. Foerster, M. and A. Pendergrass F. Molisch EDN 2003, and attempts to incorporate the processes used in their MATLAB scr ipts.