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该文首先介绍了采用超宽带(UWB)信号实现扩频通信的工作原理,然后分析了接收信号处理方式,并从理论上推导出表征系统性能的误比特率和最大接入用户数,最后进行了数值仿真计算,研究结果表明,UWB通信是一项很有发展潜力的高速无线接入技术。
This paper first introduces the working principle of using UWB signal to realize spread spectrum communication, then analyzes the processing method of received signal, and deduces theoretically the bit error rate and the maximum number of access users that characterize the system performance. Finally, Numerical simulation results show that UWB communication is a promising high-speed wireless access technology.