Arrayed waveguide grating (AWG) is a key device in the DWDM optical network and has the advantages of good filter capacity, steady performance and low crosstalk.

• 摘要阵列波导光栅(AWG)是密集波分复用(DWDM)光网络中的关键器件，具有滤波特性好、性能稳定、串扰小的优点。