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侧向发射的基于光纤的分布式接收器,用于可见光通信上升链路.

Matěj Komanec, Carlos Guerra Yánez, Klára Eöllös-Jarošíková

    Optics letters
    |December 1, 2023
    PubMed
    概括

    本研究介绍了一种新的分布式接收器,用于使用侧向发射光纤进行可见光通信. 它实现了长距离的可靠数据传输,实现了低成本的物联网网络.

    科学领域:

    • 光学通信是指光学通信.
    • 无线网络 无线网络 无线网络
    • 光纤光学是指光纤的使用.

    背景情况:

    • 可见光通信 (VLC) 为无线数据传输提供了一个有希望的替代方案.
    • 现有的VLC接收器通常具有有限的覆盖范围和高成本.
    • 对于物联网 (IoT) 等新兴应用程序,需要具有成本效益和高覆盖率的接收器.

    研究的目的:

    • 开发和演示可见光通信的新型分布式接收器.
    • 在数据速率和传输距离方面评估接收器的性能.
    • 评估用于低数据速率物联网和传感网络的接收器的可行性.

    主要方法:

    • 使用侧向发射光纤作为分布式接收器的核心组件.
    • 使用发光二极管 (LED) 作为发射器.
    • 测试500kbps和50kbps的数据速率,使用不同的光探测器增益和距离.

    主要成果:

    • 在25厘米的LED光纤距离下,实现了500 kbps的数据速率,比特错误率低于前进错误校正极限.
    • 通过增加光探测器增益并将数据速率降低到50kbps,将LED光纤距离提高到4m.
    • 证明了接收器在不同条件下可靠地捕获数据的能力.

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    结论:

    • 开发的分布式接收器成本低,提供360度视野.
    • 这种技术适用于室内,低数据速率的应用,如物联网和传感网络.
    • 该系统为可见光通信提供了灵活和可扩展的解决方案.