概括
这项研究引入了一种新的2x2光子开关,使用横向的亚亚巴学定向合器 (HADC). 这种先进的光子交换机提供了低损耗和交叉通话,使高速数据处理中的多功能应用成为可能.
科学领域:
- 光子学和光学工程 光子学和光学工程
- 集成光学 集成光学 集成光学
- 微电子机械系统 (MEMS) 是一种微电子机械系统.
背景情况:
- 高速数据处理依赖于大规模的光子集成电路 (PIC).
- 光子交换机对于PIC重新配置至关重要,基于MEMS的交换机提供了诸如宽带宽和制造容忍等优势.
- 现有的辅助式定向合器 (ADC) 开关仅限于1x2配置,阻碍了与各种数组拓学的兼容性.
研究的目的:
- 提出和演示一种新的光子MEMS 2x2开关.
- 为了克服以前基于ADC的光子开关的拓局限性.
- 在插入损失,交叉声,切换速度和多功能应用的耐用性方面实现高性能.
主要方法:
- 设计和模拟2x2光子开关,使用横向的电定向合器 (HADCs).
- 拟议的基于HADC的MEMS光子开关的实验制造和表征.
- 评估光学性能 (插入损失,交叉声波) 在一个宽带宽 (1500-1600 nm) 在开启和关闭状态.
- 测量开关速度和长期耐用性 (>10^9周期).
主要成果:
- 在OFF/ON状态下模拟低插入损失 (6-19 mdB/7-32 mdB) 和交叉声 (-44.1 - -37.4 dB/-32 - -22.6 dB).
- 在OFF/ON状态下,实验实现了插入损失 (0.15-0.7dB/1.1-1.6dB) 和交叉声 (-48.6 - - 40.1dB/-9.2 - - 8.4dB).
- 证明了快速切换速度 (2.6μs ON,1.8μs OFF) 和特殊的耐用性 (>10^9周期).
结论:
- 基于HADC的新型2x2光子MEMS开关与主流阵列拓相容.
- 展示的性能,包括低损耗,低交叉声,快速切换和高耐用性,解决了以前设计的局限性.
- 这种开关是先进应用的有希望的组件,如微波光子学,光子互连,LiDAR和光谱仪.
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