Fig. 1. Schematic structure of arrayed waveguide grating chip

Fig. 2. The diagram of FSR selection and wavelength assignment

Fig. 3. The impact of input broadening structure on waveform

Fig. 4. The simulation result of CWDM multiplexing AWG

Fig. 5. The layout of CWDM multiplexing AWG

Fig. 6. The partial and final chip photos of CWDM multiplexing AWG

Fig. 7. The test spectrum of CWDM multiplexing AWG chip

Fig. 8. The same side CWDM multiplexing AWG component