给出了利用OFDM实现UWB的源代码及实例。包括从信源、信道、接收等，是一个完整的系统，接口方便，容易学习使用。(The source code and example of implementing UWB using OFDM are given. Including from the source, channel, reception, and so on, is a complete system, easy to interface, easy to learn and use.)