铱星系统的空中接口采用QPSK调制，发送滤波器采用平方根升余弦滤波器，该程序是铱星系统的发送信号仿真模型。-Iridium air interface using QPSK modulation, transmit filter using square root raised cosine filter, the program is sending signals Iridium system simulation model.

铱星在stk软件中的场景建模包含66颗星6个轨道(iridium scenario model)