This paper analyses the applications, the fundamental strength and weakness of TDM and PDM respectively, pointing out that PDM, as a different mode of communication, will be a strong competitor to TDM.

• 本文分析了时分复用(TDM)和包分复用(PDM)模式各自的应用和优缺点,指出了PDM这种不同的通信模式的出现,将对TDM技术构成激烈的竞争。