[1] Fainman Y, Nezhad M P, Tan D T, et al. Silicon nanophotonic devices for chip-scale optical communication applications ［Invited］［J］. Applied Optics, 2013, 52(4): 613-624.
[2] Hochberg M, Harris N C, Ding R, et al. Silicon photonics: The next fabless semiconductor industry［J］. IEEE Solid-State Circuits Magazine, 2013, 5(1): 48-58.
[3] Mekis A, Gloeckner S, Masini G, et al. A grating-coupler-enabled CMOS photonics platform［J］. IEEE Journal on Selected Topics in Quantum Electronics, 2011, 17(3): 597-608.
[4] Yariv A, Yeh P. Photonics: Optical electronics in modern communications［M］. 6th ed. Oxford: Oxford University Press, 2006.
[5] Othonos A. Fiber Bragg gratings［J］. Review of Scientific Instruments, 1997, 68(12): 4309-4341.
[6] Kersey A D, Berkoff T A, Morey W W. Multiplexed fiber Bragg grating strain-sensor system with a fiber Fabry-Perot wavelength filter［J］. Optics Letters, 1993, 18(16): 1370-1372.
[7] Wang Qiaoni, Yang Yuanhong, He Jun, et al. Study of fiber Bragg grating regeneration process and regeneration model［J］. Acta Optica Sinica, 2016, 36(3): 0306001.
[9] Hu Jinghua, Liu Xiuhong, Zhao Jijun, et al. Design and analysis of optical filter based on subwavelength high-contrast grating［J］. Laser & Optoelectronics Progress, 2016, 53(5): 050502.
[10] Ikeda K, Nezhad M, Fainman Y, et al. Wavelength selective coupler with vertical gratings on silicon chip［J］. Applied Physics Letters, 2008, 92(20): 201111.
[11] Tan D T, Ikeda K, Saperstein R E, et al. Chip-scale dispersion engineering using chirped vertical gratings［J］. Optics Letters, 2008, 33(24): 3013-3015.
[12] Hung Y J, Lin K H, Wu C J, et al. Narrowband reflection from weakly coupled cladding-modulated Bragg gratings［J］. IEEE Journal of Selected Topics in Quantum Electronics, 2015, 22(6): 1-7.
[13] Yariv A. Coupled-mode theory for guided-wave optics［J］. IEEE Journal of Quantum Electronics, 1973, 9(9): 919-933.
[14] Puckett M W, Vallini F, Grieco A, et al. Multichannel Bragg gratings in silicon waveguides with asymmetric sidewall modulation［J］. Optics Letters, 2015, 40(3): 379-382.
[15] Kogelnik H. Theory of dielectric waveguides［M］∥Integrated Optics. Heidelberg: Springer, 1975: 13-81.
[16] Haus H A, Schmidt R V. Approximate analysis of optical waveguide grating coupling coefficients［J］. Applied Optics, 1976, 15(3): 774-781.
[17] Visser T D, Demeulenaere B, Haes J, et al. Confinement and modal gain in dielectric waveguides［J］. Journal of Lightwave Technology, 1996, 14(5): 885-887.
