多功能光损耗测试仪的设计与实现

The Design and Implementation of Multi-function Optical Loss Test Instrument

随着网络需求的不断提高和无源光网络成本的不断降低,近年来国家大力发展光纤网络,然而所有的光网络铺设和日常维护都需要进行链路损耗测试。本文提出并实现了光网络链路损耗量测的多功能仪表设计,主要介绍了其主要器件的选取和具有的各种功能,并阐述了各个功能的硬件结构和相关电路原理,给出了光功率精确计算算法和具体实现方法。

With the continuous improvement of network needs and passive optical networks continue to lower the cost,national fiber optic network developing has been mushroomed in recent years,however,all of the optical network laying and routine maintenance are required for link loss testing.This paper proposed and implemented to measure the optical networks loss of multi-functional instrument design,it also introduces the main components of the selection and functions,the hardware structure of the various functions and related circuit theory are also included.You can find the algorithm for accurate calculation of optical power and the specific implementation.