光链路损耗参数的定义和分光比的计算  

The Definition of Optical Link Loss and Calculation of Optical Divide Ratio

作　　者：林挺逵[1] 

机构地区：[1]台州市广电总台路桥广电中心,浙江台州318050

出　　处：《中国有线电视》2009年第8期810-813,共4页China Digital Cable TV

摘　　要：说明光链路中器件"损耗"的定义,并据此定义推导分析"光纤损耗"、"分光损耗"的定义和计算式,以及光链路所需光发射机输出光功率的计算式。The definition of optical link loss is illustrated in the paper, and based on which the definitions and the formulas of optical fiber loss and optical divide loss can be calculated, as well as the formula of the optical transmitter output power required by the optical link.

关 键 词：光链路 损耗 分光损耗 分光比 

分 类 号：TN943.6[电子电信—信号与信息处理]