[1] [1] Zhang Xiaoyu, Zhao li, Wu Jinhua, et al. Study on the relation of TFT LCD color gamut with color filter and backlight［J］. Optoelectronic Technology, 2016, 36(1): 1-4.

[2] [2] Xue Sheng. LED back light source for LCD［J］. Advanced Display, 2005(7): 34-37.

[3] [3] Liu Jingwei. Research on speckle suppression in laser projection display［D］. Jinan: Shandong University, 2015.

[4] [4] Fu Hanyi, Liu Weiqi, Liu Hua, et al. Color-recurrent system in high-definition laser display［J］. Optics and Precision Engineering, 2014, 22(7): 1774-1780.

[5] [5] Graggs G M J, Riechert F, Meuret Y, et al. Speckle characteristics of a laser projector using nonmodal laser emission of a semiconductor laser［C］. SPIE, 2010, 7387: 73870O.

[6] [6] Redding B, Choma M A, Cao H. Speckle-free laser imaging using random laser illumination［J］. Nature Photonics, 2012, 6: 355-359.

[7] [7] Li Yihui. Research on gamut expansion of laser display［D］. Jinan: Shandong University, 2012.

[8] [8] Bergh R A, Kotler G, Shaw H J. Single-mode fiber optic directional coupler［J］. IET Electronics Letters, 1980, 16(7): 260-261.

[9] [9] Bai Yinbing. Development of optical fiber-based micro-processing technologies and functional devices［D］. Hangzhou: Zhejiang University.

[10] [10] Chryssis A N, Lee S M, Lee S B, et al. High sensitivity evanescent field fiber Bragg grating sensor［J］. IEEE Photonics Technology Letters, 2005, 17(6): 1253-1255.

[11] [11] Wang Yiping, Wang D N, Jin Wei, et al. Asymmetric long period fiber gratings fabricated by use of CO2 laser to carve periodic grooves on the optical fiber［J］. Applied Physics Letters, 2006, 89: 151105.

[12] [12] Chen Huifang, Yan Huimin, Shan Guofeng. Design of two-dimensional bending vector sensor based on selective infiltration of photonic crystal fiber［J］. Chinese J Lasers, 2016, 43(1): 0105003.

[13] [13] Liu Pengfei, Hao Fenghuan, He Shaoling, et al. A wavelength demodulation method for distributed feedback active fiber grating sensors based on the wavelength scanning technique［J］. Chinese J Lasers, 2016, 43（10）: 1010002.