We experimentally demonstrate ultra-compact (<0.008 square millimetres), 4-channel CWDM demultiplexers using silicon photonic contra-directional couplers. Flat-top passbands of 10nm, insertion loss of lower than 1dB, and crosstalk of -20dB have been obtained.
© 2013 OSA
W. Shi, H. Yun, C. Lin, X. Wang, J. Flueckiger, N. Jaeger, and L. Chrostowski, "Silicon CWDM Demultiplexers Using Contra-Directional Couplers," in CLEO: 2013, OSA Technical Digest (online) (Optical Society of America, 2013), paper CTu3F.5.
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