光纤通信基础_第六章 光放大器（EDFA的工作特性）

Optical fiber communication 第三节EDFA的工作特性 12021/2/19 Energy Diagram of Erbium Ions in Silica Glass Er的原子序数为68,原子量1672,价电子3,属镧系元素。 450 MN 490 520 4凡 :2 530 2! 600 800 4 9:2 980 4}汇 L102 1530 4/ L32 L52 ▲

1-1 Copyright Wang Yan 2021/2/19 Optical fiber communications 第三节 EDFA的工作特性 Energy Diagram of Erbium Ions in Silica Glass Er的原子序数为68，原子量167.2，价电子3，属镧系元素

Optical fiber communication 22021/2/19 A. The discreet states of isolated erbium ions are broadened into bands by inhomogeneous stark splitting. B The distribution of company within the bands is thermal CThe net effect is amplification between 1525 and 1570nm, but the gain is not flat

1-2 Copyright Wang Yan 2021/2/19 Optical fiber communications A.The discreet states of isolated erbium ions are broadened into bands by inhomogeneous stark splitting. B.The distribution of company within the bands is thermal. C.The net effect is amplification between 1525 and 1570nm,but the gain is not flat