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Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
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基于网格辅助反向合器的可连续调节的波导光学开关延迟线.

Zhonghu Xie, Dongyu Wang, Qichao Wang

    Optics express
    |June 11, 2024
    PubMed
    概括

    这项研究引入了微波光子学集成光学调节延迟线 (OTDL) 芯片. 结合光学开关延迟线和网格辅助合器,可实现从0到160PS的连续延迟调节.

    科学领域:

    • 光子学 是一个光子学.
    • 微波光子学 微波光子学
    • 集成光学 集成光学 集成光学

    背景情况:

    • 集成光学延迟线是微波光子集成电路中必不可少的组件.
    • 持续的可调性对于微波光子学中先进的过和光束成形应用越来越重要.

    研究的目的:

    • 在平台上展示和实验演示一种全新的集成连续光学调节延迟线 (OTDL) 芯片.
    • 为了提高性能,将阶段和微调延迟机制结合起来.

    主要方法:

    • OTDL芯片集成了一个4位的光学开关延迟线 (OSDL),用于逐步延迟.
    • 使用格辅助反向合器 (CDC) 的热调节延迟线提供了精细的延迟分辨率.
    • OSDL和CDC模块结合在一起,可以实现总延迟调节范围.

    主要成果:

    • 集成的OTDL芯片成功地展示了可调节的延迟从0到160 ps.
    • 通过OSDL和CDC的组合,可以实现分阶段和高分辨率延迟调整.
    • 拟议的设计通过模块级联表现出卓越的性能和可扩展性.

    结论:

    • 开发的基于的OTDL芯片为微波光子学中持续延迟调提供了一个有前途的解决方案.

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  • 模块化设计允许轻松扩展最大延迟范围.
  • 这项技术支持微波光子过和光束成形技术的进步.