高速电光调制器,在基板上具有组速度匹配的高速电光调制器
Yingbo Liu1,2, Haiou Li1, Yue Li2
1Guangxi Key Laboratory of Precision Navigation Technology and Application, Guilin University of Electronic Technology, Guilin, China.
Frontiers in bioengineering and biotechnology
|July 15, 2025
概括
这项研究引入了一种用于高速薄膜酸调制器的新型电极结构,实现超过110GHz的带宽和先进通信系统的低1.35V半波电压.
科学领域:
- 光子学和光学通信技术
- 电子设备的材料科学电子设备的材料科学
背景情况:
- 高速电光调制器对于先进的模拟和数字通信系统至关重要.
- 在调制器中实现低驱动电压和宽带宽仍然是一个挑战.
- 在上薄膜酸 (TFLN) 是集成光子学的一个有前途的平台.
研究的目的:
- 为高速TFLN电光调制器提出并展示一种新的电极结构.
- 通过降低驱动电压和增加带宽来提高TFLN调制器的性能.
- 通过增强调制器性能,实现先进的模拟和数字通信系统.
主要方法:
- 设计和制造带有混合载荷的T型-U型移动波电极结构 (TU-TWE).
- 在TU-TWE中整合一个感应力补偿机制.
- 在基板上集成TFLN调制器.
主要成果:
- 在基板上展示高速TFLN电光调制器.
- 实现了超过110 GHz的电光带宽.
- 获得了1.35V的低半波电压.
结论:
- 拟议的TU-TWE结构有效地降低了微波折射率和"慢光"效应.
- 感应力补偿机制促进光和微波之间的速度匹配.
- 展示的调制器性能超过现有技术,为下一代通信系统铺平了道路.
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