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Fluorinated photopolymer waveguide thermo-optic switches with loss-compensation function based on erbium-containing
Yang Zheng1, Changming Chen1, Jihou Wang1
1State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, 2699 Qianjin Street, Changchun 130012, China. chencm@jlu.edu.cn.
Physical Chemistry Chemical Physics : PCCP
|October 7, 2016
Summary
A novel polymer thermo-optic switch with loss compensation was fabricated using UV-writing. This device offers efficient optical signal modulation and loss compensation, suitable for opto-electronic integrated circuits.
Area of Science:
- Photonics and Optoelectronics
- Materials Science
Background:
- Thermo-optic switches are crucial for optical communication systems.
- Existing devices often suffer from insertion loss and limited functionality.
Purpose of the Study:
- To design and fabricate a novel polymer thermo-optic switch with integrated loss compensation.
- To optimize materials and structures for enhanced performance.
Main Methods:
- Direct UV-writing technology for fabrication.
- Utilized low-loss fluorinated photopolymer (core) and erbium-containing gain copolymer (cladding).
- Analyzed optical field distribution and simulated thermo-optic modulation effects.
Main Results:
- Achieved an insertion loss of approximately 6 dB.
- Switching rise/fall times of 396.2 μs and 461.2 μs at 500 Hz.
- Extinction ratio of ~14 dB and switching power of 6.5 mW.
- Demonstrated a loss-compensation value of 1.9 dB at 1530 nm.
Conclusions:
- The developed polymer thermo-optic switch exhibits effective loss compensation.
- The device is suitable for integration into large-scale opto-electronic integrated circuits.
