微波着陆系统(MLS)信号源需要定量测量大量的参数,传统的测试方式需要大量仪器而且连接复杂,测量效率和精度受到了很大限制。智能仪器的发展为自动测试提供了基础,通过对微波着陆系统信号源状态参数的测试特点进行分析,在MATLAB平台上完成了自动测试系统的开发。实际测试结果表明,该自动测试系统在测量MLS信号源状态参数的过程中具有精度高、效率高的特点,可以实现测试的自动化。

The microwave landing system (MLS) signal source needed to measure a large amount of parameters quantitatively, and the conventional measurement methods needed a large number of instruments and the connection was complex which led to the great limitation of measurement efficiency and accuracy. The development of intelligent instruments provided the foundation of automatic measurement. Based on the analysis of the test characteristics of the signal source state parameters of MLS, the development of automatic test system was completed on the MATLAB platform Practical testing results indicated that the automatic test system had the characteristics of high precision and high efficiency in the process of measuring the state parameters of the MLS signal source, and this system could realize the atomization of the measurement.