Chinese Optics Letters, Volume. 16, Issue 6, 060603(2018)
4 × 20 GHz silica-based AWG hybrid integrated receiver optical sub-assemblies
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Fig. 1. Configuration of ROSA. (a) Circuit diagram. (b) Package schematic.
Fig. 2. Relationship between the effective refractive index (
Fig. 3. Longitudinal section of propagation simulation with an angle of 40°.
Fig. 4. Transmission loss (a) at different distances and wavelengths under the 40° angle and (b) at different angles and wavelengths under 20 μm distance. (The simulated light source contains both the polarizations simultaneously.)
Fig. 5. Spot profiles under the 20 μm transmission distance at (a) 45°, (b) 42°, (c) 40°, and (d) 38°.
Fig. 6. SEM photographs of (a) single-mode waveguides and (b) a multimode waveguide.
Fig. 8. ROSA responsivity in (a) CWDM and (b) LAN-WDM (gray areas indicate CWDM and LAN-WDM grid).
Table 1. Performance Comparison of ROSAs
View tableView in ArticleTable 1. Performance Comparison of ROSAs
Type Responsivity (A/W) 1 dB Bandwidth (nm) Crosstalk (dB) 3 dB E-O Response (GHz) CWDM in Ref. [ 13 ]Our work 0.4 20 LAN-WDM in Ref. [ 14 ]25 (Gb/s) Our work 0.4 20
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Chaoyi Li, Junming An, Jiashun Zhang, Liangliang Wang, Jianguang Li, Yue Wang, Xiaojie Yin, Hongjie Wang, Yuanda Wu. 4 × 20 GHz silica-based AWG hybrid integrated receiver optical sub-assemblies[J]. Chinese Optics Letters, 2018, 16(6): 060603
Paper Information
Category: Fiber Optics and Optical Communications
Received: Mar. 26, 2018
Accepted: Apr. 16, 2018
Published Online: Jul. 2, 2018
The Author Email: Junming An (junming@semi.ac.cn)
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