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Updated: Jul 13, 2025

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基于级联的马赫-泽恩德干扰仪波导的多模式光学开关.

Shijie Sun, Yuanhua Che, Yuhang Xie

|October 13, 2023

概括

我们开发了一种新的1x1多模光学开关,用于四种光模式,使用级联的马赫-泽恩德干扰仪. 该设备可为模式划分多重复合系统实现高效的模式切换.

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科学领域:

光子学和光学工程的工程.
集成光学集成光学集成光学
波导装置波导装置波导装置

背景情况:

模式划分多重复合 (MDM) 系统需要有效的方法来管理多个光学模式.
现有的光学开关往往缺乏同时处理多个空间模式的能力.
开发紧而高效的多模光学交换机对于推进光通信技术至关重要.

研究的目的:

设计和演示一个1x1多模光学开关,能够切换四种不同的光学模式 (E11,E21,E12,E22).
为了研究一个级联的马赫-泽恩德干扰仪 (MZI) 架构的性能,用于多模切换.
为了实现特定模式的模式不敏感切换,使同时控制.

主要方法:

使用聚合物材料制造1x1多模式光学开关.
使用级联的马赫-泽恩德干扰仪 (MZIs),其中主要的MZI用于模式分割,次要的MZI用于调制.
采用热光学效应用于开关控制.

主要成果:

成功演示了1x1多模式光学开关用于E11,E21,E12和E22模式.
每种模式的灭绝比率大于10.2dB.
证明了低功耗 (5.5 mW) 和快速响应时间 (<1.28 ms).

结论:

开发的级联MZI设备有效地执行四种模式的多模式光学切换.
该设备表现出卓越的性能指标,包括高灭绝率,低功耗和快速响应时间.
这项技术在需要先进的多模式切换能力的模式分割多重复合 (MDM) 系统中具有很大的应用潜力.

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