光子交换器件的研究动向和存在问题

Recent Research Trends and Lssues in Photonic Switching Devices

介绍了光子交换的特点和分类，以及光子交换器件的最新研究动向，提出了光子交换器件需要突破的关键技术和问题，指出了光子交换器件必然能在通信系统中应用的前景。

The paper introduces the features and classifications of the photonic switching. It puts forward the key technologies and problems which need break through, and points out the photonic switching devices must be applied to the communication systems in the future.