**Optical Demultiplexing Based on Four-Wave Mixing in Semiconductor Optical Amplifiers**

Narottam Das1,2 and Hitoshi Kawaguchi3

*1Department of Electrical and Computer Engineering, Curtin University, 2School of Engineering, Edith Cowan University, 3Graduate School of Materials Science, Nara Institute of Science and Technology, 1,2Australia 3Japan* 
