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本文报道了光纤光栅外腔激光器、光纤光栅解复用器、光纤光栅滤波器、解复用滤波器和分／插复用器（OADM）等在全光通信网中有应用潜力的新型光子学器件的实验结果，并演示了这些器件的功能和基于这些器件的4路符合ITU波长标准，间隔约为1．6nm，速率为4×155Mbit／s的密集波分复用传输．
This paper reports the new photonics applications in optical communications networks such as fiber grating external cavity lasers, fiber grating demultiplexers, fiber grating filters, demultiplexing filters and add / drop multiplexers (OADMs) The experimental results of these devices demonstrate the functionality of these devices and the 4 WDM ITU-T based standards at these devices, spaced approximately 1.6 nm at a rate of 4 × 155 Mbit / s.