Fig. 1. Schematic layout of titled Bragg grating-based polarizer on SOI waveguide

Fig. 2. Properties of light propagated in one-dimensional photonic crystal structure

Fig. 3. Band structure distribution of one-dimensional photonic crystal

Fig. 4. Transmission properties of waveguide polarizers with different Bragg grating periods. (a) TE mode loss; (b) TM mode loss; (c) Extinction ratio of polarizer

Fig. 5. Variations of mode field distributions of light for （a） TE and （b） TM mode at center wavelength propagated in Bragg grating polarizer

Fig. 6. Field distributions of light along propagated direction for TE and TM mode

Fig. 7. Transmission properties of Bragg grating-based polarizers with different titled angle deviations. (a) TE mode loss; (b) TM mode loss; (c) Extinction ratio

Fig. 8. Transmission properties of Bragg grating-based polarizers with different width ratios. (a) TE mode loss; (b) TM mode loss; (c) Extinction ratio