接入网多模光纤链路损耗的测试条件  

The Test Conditions for the Attenuation of Multimode Optical Fiber Links Used in the Access Network

作　　者：陈国庆[1] 怀向芳[1] 

机构地区：[1]中国电子科技集团公司第二十三研究所,上海201900

出　　处：《光纤与电缆及其应用技术》2013年第2期1-3,共3页Optical Fiber & Electric Cable and Their Applications

摘　　要：基于光纤接入网系统中VCSEL光源近场功率分布以及光传输链路的特点,在多模光纤及其器件损耗测试时应考虑相应的注入条件。为此,扼要介绍了包括多模光纤及其器件在内的传输链路损耗的测试要求,并进行了相应的分析。Based on the characteristics of the near field power distribution of VCSEL light source and optical transmission link in the optical fiber access network, the launch condition should be considered in the attenuation test of multimode optical fiber and its components. The requirements for the transmission link attenuation test including multimode fiber and its components are briefly introduced. Meanwhile, the associated analysis of them is conducted.

关 键 词：多模光纤 微分模衰减 注入条件 环光通量 测试 

分 类 号：TN818[电子电信—信息与通信工程]