Polarization-Insensitive Silicon Photonic Variable Optical Attenuator
Abstract
:1. Introduction
2. Device Design
3. Results and Discussion
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Parameters | G1–G6 | G7 | G8 | G9 | G10 | G11 | G12 |
---|---|---|---|---|---|---|---|
Pitch P (nm) | 450 | 460 | 460 | 450 | 450 | 440 | 440 |
Hole span S (nm) | 270 | 280 | 273 | 265 | 256 | 250 | 240 |
Ref. | Type | Length (μm) | Attenuation (dB) | PDL (dB) | Driving Conditions |
---|---|---|---|---|---|
[14] | Si-TO | 125 | 35.5 | - | 10.8 mW |
[15] | SiO2-TO | 1.5 × 104 | 43 | 0.7 a | 200 mW |
[26] | Si-EO | 30 | 2.6 | - | 1.5 V |
[27] | MEMS | - | 20 | 0.15 a | - |
[28] | Si-TO | 50 | 30 | - | 50 mW |
[29] | LCPGs | - | 50 | 0.3 a | 20 V |
[30] | Si-EO | 1 × 104 | 20 | - | 470 mW |
[31] | Si-EO | 5000 | 4 | 0.2 b | 50 mA |
[32] | Si-EO | 1380 | 60.11/59.08 | - | 33 V/3.2 V |
This work | Si-EO | 150 | 18 | 0.5 a | 3 V |
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Li, M.; Zhang, Y.; Jiang, H.; Wang, H.; Luo, D.; Yang, J.; Li, Y.; Zhang, Z. Polarization-Insensitive Silicon Photonic Variable Optical Attenuator. Photonics 2025, 12, 549. https://doi.org/10.3390/photonics12060549
Li M, Zhang Y, Jiang H, Wang H, Luo D, Yang J, Li Y, Zhang Z. Polarization-Insensitive Silicon Photonic Variable Optical Attenuator. Photonics. 2025; 12(6):549. https://doi.org/10.3390/photonics12060549
Chicago/Turabian StyleLi, Meixin, Yuxuan Zhang, Hao Jiang, Haoran Wang, Danni Luo, Jing Yang, Yabin Li, and Zanyun Zhang. 2025. "Polarization-Insensitive Silicon Photonic Variable Optical Attenuator" Photonics 12, no. 6: 549. https://doi.org/10.3390/photonics12060549
APA StyleLi, M., Zhang, Y., Jiang, H., Wang, H., Luo, D., Yang, J., Li, Y., & Zhang, Z. (2025). Polarization-Insensitive Silicon Photonic Variable Optical Attenuator. Photonics, 12(6), 549. https://doi.org/10.3390/photonics12060549