[2] Luo Yuan, Fu Hongqiao, Huang Shanglian. Study on a MEMS silicon-based non-silicon mirror for an optical switch[J]. Chin. Opt. Lett., 2003, 1(10): 616～618

[4] Fan Wang, Jianyi Yang, Limei Chen et al.. Optical switch based on multimode interference coupler[J]. IEEE Photon. Technol. Lett., 2006, 18(2): 421～423

[5] Wei Yuan, Seongku Kim, Willim H. Steier et al.. Electrooptic polymeric digital optical switches (DOSs) with adiabatic couplers[J]. IEEE Photon. Technol. Lett., 2005, 17(12): 2568～2570

[9] Q. Lai, W. Hunziker, H. Melchior. Low power compact 2×2 thermooptic silica-on-silicon waveguide switch with fast response[J]. IEEE Photon. Technol. Lett., 1998, 10(5): 681～683

[10] M. Bachmann, P. A. Besse, H. Melchior. General self-imaging properties in N×N multimode interference couplers including phase relations[J]. Appl. Opt., 1994, 33(18): 3905～3911

[11] Lucas B. Soldano, Erik C. M. Pennings. Optical multi-mode interference devices based on self-imaging: principles and applications[J]. J. Lightwave Technol., 1995, 13(4): 615～627