The paper introduces how to test chromatic dispersion( CD) of fiber network in use of high capability vector network analyzer. The paper discuss the application of vector network analyzer to CD test And discuss the design of other parts of CD test set Last introduces the method of test G. 653 and G. 655 fiber which use for DWDM fiber network.%介绍了一种利用高性能矢量网络分析仪进行光纤色散测试的测量方法实现,文中详细介绍了矢网在色散系统中的应用以及色散测试系统各部件的选型设计,并针对密集波分复用光纤网络中应用的G.653、G.655光纤的具体测量方法进行了分析.
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