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通过多阶段的逐渐缩小,实现了紧而高效的光子灯.

Lijie Hou, Linbo Yang, Zhiqun Yang

    Optics letters
    |August 29, 2024
    PubMed
    概括

    研究人员开发了一种紧的多阶段光子灯 (PL) 用于模式划分复杂化,在短6厘米的长度上显著降低交叉声 (XT) 至 -23.4dB以下.

    科学领域:

    • 光子学和光学工程的工程.
    • 电信 电信服务 电信服务 电信服务
    • 波导技术技术 波导技术

    背景情况:

    • 光子灯 (PLs) 是模式分割复杂化 (MDM) 系统的关键组件,提供低插入损失,低模式依赖损失 (MDL) 和宽带宽.
    • 在短尾曲长度范围内提高交叉声 (XT) 性能仍然是当前PL设计的挑战.

    研究的目的:

    • 为短光子灯提出和优化一个多阶段的级联方案.
    • 为了提高MDM系统中PLs的交叉声 (XT) 和损失性能.

    主要方法:

    • 为了光子灯的优化,采用了多级级别的级联设计方法.
    • 量化优化是在一个6模式,3阶段的渐变光子灯上进行的.

    主要成果:

    • 优化的6模式,3阶段光子灯实现了低于-23.4dB的交叉声 (XT).
    • 优化的光子灯的总长度减少到仅6厘米.
    • 实验验证证了三阶段逐渐缩小过程的可行性.

    结论:

    • 拟议的多阶段级联方案使紧的光子灯具具有出色的XT性能.
    • 本文介绍了三阶段的渐变PL的第一个定量优化,为先进的MDM系统展示了一条可行的路径.

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