电台主控单元频率合成控制信号检测技术研究

Research on Test Technology of Frequency Synthesis Control Signals in Radio Master Unit

为了对某型电台主控单元进行有效地测试,满足电台测试的迫切需求,提出了一种基于功能测试的检测方法,对主控单元输出控制信号进行检测,以判断其工作状态的好坏;通过对电路原理的分析,明确了控制信号的性能特征和参数指标;研究了检测整体思想和具体的检测技术和方法;详细介绍了检测过程中软件和硬件的设计思路和使用方法;实践表明,该方法能对主控单元时序信号进行有效的测试,软件设计有较好的通用性,能大幅提高电台主控单元测试水平。

In order to perform effective test on master unit of some radio and satisfy requirements of radio test,a test method based on performance test is proposed.The method involves tests on output control signals of the master unit to determine its working state.After analyzing the circuit principles,the characteristics and parameters of control signals were defined,overall idea and specific test technology and methods were researched,and software and hardware design and employed methods in the test process were introduced in detail.It has been validated that,the method is capable of conducting effective tests on sequential signals of the master unit,and the software design is with an appropriate generality,which greatly improve the test level on master unit.