EDWA

Erbium Doped Waveguide Amplifier ( EDWA): Technology and Application

掺铒波导放大器（EDWA）技术及其应用

Erbium-doped planar optical waveguide amplifiers have potential application in the area of aviation communications.

掺铒光波导放大器(EDWA)在民航机场通信领域具有广阔的应用前景.

Selecting suitable erbium ions concentration is the key of fabricating EDWA.

同时看到，选择合适的铒离子浓度是制作掺铒玻璃波导放大器的关键；

The gain properties of EDWA can be investigated in each step with the help of multi-level rate equations.

对每一传输步长结合多能级速率方程计算出EDWA中光场传输强度分布，及掺铒光波导放大器的增益传输特性。

Moreover, in order to improve the EDWA performance, the parameters are optimized such as pump power and waveguide length.

并且为了全面发挥掺铒玻璃波导放大器的性能，需要抽运功率、波导长度等各个参量配合起来。

Then, EDWA is optimized based on gain characteristics from waveguide length, doping concentration, pump power and signal power.

然后，从光波导放大器的速率方程及传输方程出发，对波导增益特性进行了理论分析，在此基础上从波导长度、掺杂浓度、泵浦光功率等角度进行了优化。

In the paper, filter of EDWA for gain flatting is expounded from design of coating system, technics of monitor and the produce or testing of sample.

本文分别从膜系设计、监控工艺以及滤光片制作与测试等方面阐述了掺铒光波导放大器增益平坦滤光片的研究和制作过程。

The main noise source of EDWA amplified spontaneous emission ( ASE) is also discussed here.

此外，本文还对掺铒光波导放大器的主要噪声来源&放大的自发辐射跃迁进行了分析。