通过累加各时域可分辨径接收功率的方法(方法一)，以及计算一段时间内各个子载波的平均SINR的方法(方法二)，给出考虑快衰落的两种新的Geometry 建模方法-Distinguished by adding up all the time domain the Rake power method (Method 1), and calculate the average period of time each subcarrier SINR method (Method 2) consider the fast-fading two new Geometry modeling method is given