答:光纤连接器引入的损耗有插入损耗( insertion loss)和回波损耗(return loss)。插入损耗是由光纤 端接缺陷造成的光信号损失,插入损耗越小越好。回波损耗是由于光波在光纤端接的界面处产生菲涅耳反 射,反射波对光源造成干扰,故回波损耗越大越好。 ITU建议回波损耗值不小于 38dB。
Insertion Loss、Return Loss的歸零校正步驟(50分) 相关知识点: 试题来源: 解析 答:仪器校正误差-|||-校准键-|||-校准-|||-校准端口-|||-不放样品-|||-放入短路样品-|||-放负载样品-|||-反射校正(开路校正):Cal→Calibrate→1-Port Cal-→Open(开路)一→Short(短路)→Lcad(负-|||-完成-|||-...
Insertion Loss、Return Loss測試資料讀取/保存步驟(50分) 相关知识点: 试题来源: 解析 答:资料存取-|||-保存/调用-|||-调用状态-|||-文件对话框-|||-读取数据:Save/Recall-→Recall State→File Dialog→选取所需数据→Open(打开资料)-|||-保存/调用-|||-保存状态文件对话框-|||-保存资料:Save/...
S11：端口2匹配时，端口1的反射系数；S22：端口1匹配时，端口2的反射系数；S12：端口1匹配时，端口2到端口1的反向传输系数；S21：端口2匹配时，端口1到端口2的正向传输系数；
A comprehensive reference guide about the IL/RL of fiber connectors: What is insertion loss? What is return loss? Why are IL/RL so important? What will influence the numerical value of the IL/RL? How to reduce the loss? Find the answers in this article.
Insertion Loss、Return Loss、Cross talk、DCMR特性测试 InsertionLoss、ReturnLoss、Crosstalk、DCMR特性测试 Sample1Sample2Sample3Sample4Sample5Sample6Sample7Sample8Sample9Sample10Sample11Sample12Sample13Fre.Value(min)CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH2CH1CH20.3M...
Provides information on the insertion loss and return loss of interconnect which are the characteristics that are becoming the de facto industry standards to describe the high-speed behavior of any interconnect. Difference between the information being provided by the return loss and the insertion loss...
When a fiber optic signal enters or leaves an optical component (such as fiber optic connector), discontinuities and impedance mismatches will lead to reflection or echo. The power loss of the reflected or returned signal is known as the return loss (RL). Insertion loss is mainly the measurem...
Due toinsertion loss, the signal may require amplification. 由于存在插入损耗, 所以信号可能需要放大. 互联网 Feature: Excellentinsertion lossand return loss, Frequency response width, Low loss. 特点: 具有极佳的插入损耗和回波损耗, 频率响应宽, 损耗低等特点. ...
以市场经济的发展,无形资产在促进可持续发展在中国扮演一个重要角色和经济增长和社会有生产力的力量的发展。[translate] aalso 也[translate] a•Insertion Loss and Return Loss should be positive numbers for all passive circuits. •插入损失和逆程损失应该是正数为所有被动电路。[translate]...