• Chinese Optics Letters
  • Vol. 13, Issue 6, 061301 (2015)
Jiejiang Xing, Zhiyong Li, Peiji Zhou, Yuanhao Gong, Yude Yu*, Manqing Tan, and Jinzhong Yu
Author Affiliations
  • State Key Laboratory on Integrated Optoelectronics, Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083, China
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    DOI: 10.3788/COL201513.061301 Cite this Article Set citation alerts
    Jiejiang Xing, Zhiyong Li, Peiji Zhou, Yuanhao Gong, Yude Yu, Manqing Tan, Jinzhong Yu. Compact silicon-on-insulator-based 2 × 2 Mach–Zehnder interferometer electro-optic switch with low crosstalk[J]. Chinese Optics Letters, 2015, 13(6): 061301 Copy Citation Text show less
    (a) Schematic diagram of a MZI-based 2×2 electro-optic switch. (b) Equivalent circuit of the switch with a push–pull configuration.
    Fig. 1. (a) Schematic diagram of a MZI-based 2×2 electro-optic switch. (b) Equivalent circuit of the switch with a push–pull configuration.
    Schematic diagrams of different modulation schemes. (a) Single-arm modulation. (b) Push–pull modulation. (c) Double-arm modulation with a pre-biased π/2 phase shift. (d) Push–pull modulation with a pre-biased π/2 phase shift.
    Fig. 2. Schematic diagrams of different modulation schemes. (a) Single-arm modulation. (b) Push–pull modulation. (c) Double-arm modulation with a pre-biased π/2 phase shift. (d) Push–pull modulation with a pre-biased π/2 phase shift.
    (a) The fabricated SOI-based 2×2 electro-optic switch. (b) The doping profile of the waveguide used as a modulation arm.
    Fig. 3. (a) The fabricated SOI-based 2×2 electro-optic switch. (b) The doping profile of the waveguide used as a modulation arm.
    Normalized transmission as a function of the applied current under the push–pull modulation with a pre-biased π/2 phase shift at a wavelength of 1530 nm.
    Fig. 4. Normalized transmission as a function of the applied current under the push–pull modulation with a pre-biased π/2 phase shift at a wavelength of 1530 nm.
    Measured transmission spectra under the push–pull modulation with a pre-biased π/2 phase shift.
    Fig. 5. Measured transmission spectra under the push–pull modulation with a pre-biased π/2 phase shift.
    Measured switching time of the electro-optic switch under the push–pull modulation with a pre-biased π/2 phase shift.
    Fig. 6. Measured switching time of the electro-optic switch under the push–pull modulation with a pre-biased π/2 phase shift.
    Jiejiang Xing, Zhiyong Li, Peiji Zhou, Yuanhao Gong, Yude Yu, Manqing Tan, Jinzhong Yu. Compact silicon-on-insulator-based 2 × 2 Mach–Zehnder interferometer electro-optic switch with low crosstalk[J]. Chinese Optics Letters, 2015, 13(6): 061301
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