[3] [3] Xiaoqing Jiang, Jianyi Yang, Hengzhan Zhan et al.. Photon-induced total-internal-reflection all-optical switches[J]. IEEE Photon. Technon. Lett., 2004, 16(2): 443～445

[4] [4] M. Yagi, S. Nagai, H. Inayoshi et al.. Versatile multimode interference photonic switches with partial index-modulation regions[J]. Electron. Lett., 2000, 36(6): 533～534

[5] [5] Chun-Hung Lien, Hsueh-Hui Lin, Shih-Wan Weng et al.. A compact photonic switch based on multimode interference with partial index-modulation regions[J]. Microwave and Opt. Technon. Lett., 2002, 33(3): 174～176

[7] [7] Pelize Zhao, Jacek Chrostowski, Wojtek J. Bock. Novel multimode coupler switch[J]. Microwave and Opt. Technon. Lett., 1998, 17(1): 1～7

[8] [8] Xiaoqing Jiang, Xia Li, Haifeng Zhou et al.. Compact variable optical attenuator based on multimode interference coupler[J]. IEEE Photon. Technon. Lett., 2005, 18(11): 610～613

[9] [9] 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

[10] [10] Brian R. Bennett, Richard A. Soref, Jes D. Lafaw. Carrier-induced change in refractive index of InP, GaAs, and InGaAsP[J]. IEEE J. Quant. Electron., 1990, 26(1): 113～122

[11] [11] P. Likam Wa, C. B. Park, A. Miller. All-optical switching of picosecond pulse in GaAs MQW waveguides[C].Proc. SPIE, 1991, 1474: 2～7