摘要
随着单光子探测器件及技术的快速发展,具有光子级高灵敏度探测能力的单光子激光雷达已成为研究热点,并在遥感测绘、智能驾驶和消费电子等领域发挥日益重要的作用。本文聚焦于采用单光子雪崩光电二极管探测器的激光雷达技术与系统,介绍了脉冲累积、编码调制和啁啾调制三种单光子激光雷达探测原理。考虑到单光子探测器与处理算法的重要性,概述了单光子探测器的发展现状,以及典型的信号处理算法,并梳理了单光子激光雷达在远距离探测、复杂场景探感、星载/机载测绘遥感、智能驾驶导航避障和消费电子3D感知等领域的应用情况和典型系统实例。最后,分析展望了单光子激光雷达技术在器件、算法、系统和应用领域的未来发展趋势及面临的潜在挑战。
With the rapid development of single-photon detectors and technologies,single-photon LiDAR with photon-level sensitivity has become a popular research topic.It plays an increasingly important role in fields such as remote sensing and mapping,intelligent driving,and consumer electronics.This paper focuses on LiDAR technologies and systems employing single-photon avalanche diode detectors,introducing three single-photon LiDAR detection principles:pulse accumulation,coding modulation and chirp modulation.Considering the importance of detectors and algorithms,it outlines the current development status of single-photon detectors and typical processing algorithms.It also reviews the applications and typical systems of single-photon LiDAR in long-distance detection,complex scene sensing,satellite/airborne remote sensing and mapping,intelligent driving navigation and obstacle avoidance,and 3D sensing in consumer electronics.Lastly,the paper analyzes the future development trends and forecasts the potential challenges of single-photon LiDAR technology in detectors,algorithms,systems,and application domains.
作者
赵浴阳
周鹏飞
解天鹏
姜成昊
蒋衍
赵政伟
朱精果
Zhao Yuyang;Zhou Pengfei;Xie Tianpeng;Jiang Chenghao;Jiang Yan;Zhao Zhengwei;Zhu Jingguo(Institute of Microelectronics of the Chinese Academy of Science,Beijing 100029,China;University of Chinese Academy of Sciences,Beijing 100049,China)
出处
《光电工程》
CAS
CSCD
北大核心
2024年第3期6-27,共22页
Opto-Electronic Engineering
关键词
激光雷达
信号处理
光子计数
单光子雪崩光电二极管
light detection and ranging
signal processing
photon counting
single-photon avalanche diode
