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本文概述了无线寻呼系统的组成，讨论了宽带数字调制的原理及其实现，介绍了Motorola大规模集成频率合成器MC145152－1的工作原理，提出了一种采用MC145152－1的无线寻呼发射机调制激励器的设计思想和工作原理。
This paper summarizes the composition of the wireless paging system, discusses the principle of broadband digital modulation and its implementation, introduces the working principle of Motorola’s large-scale integrated frequency synthesizer MC145152-1, and proposes a wireless paging transmission using the MC145152-1 Machine modulation exciter design ideas and working principle.