利用网络分析仪进行变频链路群时延测试方案

The Methods of Measuring the Group Delay of Frequency Translating Devices Based on Vector Network Analyzer

群时延特性是变频链路的关键指标之一，本文阐述了基于矢量网络分析仪对变频链路群时延特性的几种测量方法，这些方法经实际的变频链路群时延特性测试已验证可行。

Group delay characteristics is one of the key specification in frequency converter link, Several methods which measure the group delay of frequency-translating devices based on vector network analyzer are introduced. The methods described in this paper have been proved feasible.