This paper introduced the effects on appling FWM in the SOA, described the methods of the increasing the power effciency and SNR in the wavelength conversion through the record of the experiment.

• 摘要介绍了半导体光放大器内四波混频的特点，研究了波长转换过程中的一些特性，通过实验记录给出了波长转换时提高转换效率和增强信噪比的方法。