【摘要】 讨论了基于半导体激光放大器的波长转换器，它是光交换块中的关键元件，也是未来光通信系统中的关键元件。从理论上分析了各种半导体光放大器波长转换器的转换原理，并给出了它们的各种结构。更多还原

【Abstract】 Optical Wavelength converters based on semiconductor laser amplifiers are discussed,which is key components in photonic switching blocks,and also necessary devices in future optical communication.The principle of the conversion is theoretically analysed for wavelength converters with semiconductor optical amplifier,and their structures are giver.更多还原