Fig. 1. Structure of input part of arrayed waveguide grating

Fig. 2. TE mode field diagram of arrayed waveguide

Fig. 3. The relationship between normalized output optical power and bending radius

Fig. 4. The relationship between normalized output optical power and waveguide spacing

Fig. 5. LNOI arrayed waveguide grating

Fig. 6. LNOI waveguide upper surface and end face before and after polishing

Fig. 7. Spectral response of LNOI arrayed waveguide grating