Liangliang Wang, Jiashun Zhang, Junming An, Shaoyang Li, Yanzhang Hu, Xiasen Chang. Compact and Low Loss Coarse Wavelength Division Demultiplexer Chip[J]. Acta Optica Sinica, 2021, 41(9): 0923001
- Acta Optica Sinica
- Vol. 41, Issue 9, 0923001 (2021)
Fig. 1. Structural diagram of CWDM AWG chip
Fig. 2. Schematic of FS selection and wavelength assignment
Fig. 3. Crosstalk simulation. (a) Schematic of simulated structure; (b) simulated result
Fig. 4. Structure of intersection angle and MFD received by detector versus W and D. (a) Diagram of demultiplexing chip 45° angle and detector coupling structure; (b) MFD versus Wwhen D=20 μm; (c) MFD versus D when W=10 μm
Fig. 5. Output power versus upper coating layer thickness D
Fig. 6. Flow chart of design
Fig. 7. CWDM AWG chip layout
Fig. 8. Physical map of chip
Fig. 9. Spectra of CWDM AWG chip
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Table 1. Performance and size of CWDM AWG chip
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Table 2. Comparison of CWDM AWG chips
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