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相关实验视频

Updated: Jun 16, 2025

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
05:57

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Published on: April 1, 2020

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基于马赫-泽恩德干扰仪嵌入式微环共振器的无击二维焦平面开关阵列.

Zichao Zhao, Zeyu Yu, Qishen Liang

    Optics express
    |June 14, 2025
    PubMed
    概括
    此摘要是机器生成的。

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    这项研究引入了一个无击的二维焦平面开关阵列 (FPSA) 芯片用于LiDAR. 它可以防止光束转向期间的信号中断,从而实现持续扫描以提高性能.

    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
    • 激光雷达技术 (LiDAR) 是一种技术.

    背景情况:

    • 使用微环共振器 (MRR) 阵列的波长分割多重复合 (WDM) 焦平面开关阵列 (FPSA) 芯片,为光检测和距离 (LiDAR) 提供集成解决方案.
    • 一个关键的限制是由于MRR中心波长的转移而导致频道交叉的可能性,导致不连续的光束扫描和信号中断.

    研究的目的:

    • 提出和制造一个新的无损的二维 (2D) FPSA芯片.
    • 克服因传统基于MRR的FPSA波长变化引起的不连续光束扫描的挑战.
    • 为LiDAR和光通信应用展示一个强大且持续扫描的FPSA.

    主要方法:

    • 制造2x8马赫-泽恩德干扰仪嵌入式微环共振器 (MZER) 阵列,用于无击FPSA芯片.
    • 使用单端和双端排放配置,描述FPSA芯片的光束分歧和视野 (FoV).
    • 通过连续波长扫描和在自由空间光通信链路中的应用来证明无击功能.

    主要成果:

    • 开发的FPSA芯片实现了0.18° × 0.05°的光束分歧.
    • 使用单端发射实现了9.07° × 6.42°的视野 (FoV),使用双端视野拼接实现了10.75° × 6.42°.

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    相关实验视频

    Last Updated: Jun 16, 2025

    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
    05:57

    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

    Published on: April 1, 2020

    8.0K
    Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source
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    Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

    Published on: April 4, 2017

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    Implementation of a Reference Interferometer for Nanodetection
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  • 无击功能的成功演示,在波长扫描和光通信链路中防止信号中断.

    • 结论:

    • 基于MZER阵列的拟议无击2D FPSA芯片有效地防止光束转向期间的信号中断.
    • 这项技术可实现连续波长扫描,克服了基于WDM的LiDAR系统中的关键瓶.
    • 实验验证证了这种无击FPSA的可行性和潜力,用于先进的LiDAR和自由空间光通信.