M-file uses random data which BPSK modulates a carrier to configure a BPSK UWB transmitter. The receiver demodulates the BPSK UWB carrier and the data is recovered.

在opnet中配置IMS所需要的模型包，对于研究sip和umts等的3g网络有重要的作用。-IMS in the opnet need to configure the model package, sip and umts for studying such an important role in 3g networks.