An novel interleaver based on the all-fiber G-T resonator is designed.The theoretic model is simulated and calculated to meet the need of the flatness and the sharpness in the 50GHz DWDM systems.

• 在此基础上，设计了一种基于级联光纤环镜G-T腔的新型全光纤交错复用器，该器件光学结构简单，具有DWDM系统所需的截止度和平坦度。