CN114270209A - 测距装置与移动平台 - Google Patents

测距装置与移动平台 Download PDF

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Publication number
CN114270209A
CN114270209A CN202080035041.8A CN202080035041A CN114270209A CN 114270209 A CN114270209 A CN 114270209A CN 202080035041 A CN202080035041 A CN 202080035041A CN 114270209 A CN114270209 A CN 114270209A
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CN
China
Prior art keywords
optical element
mobile platform
optical
light
scanning
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Pending
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CN202080035041.8A
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English (en)
Inventor
卢栋
王国才
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SZ DJI Technology Co Ltd
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SZ DJI Technology Co Ltd
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Application filed by SZ DJI Technology Co Ltd filed Critical SZ DJI Technology Co Ltd
Publication of CN114270209A publication Critical patent/CN114270209A/zh
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)

Abstract

一种测距装置(100)，包括：光源(110)，用于出射光脉冲序列；扫描模块(120)，扫描模块(120)包括可旋转的第一光学元件(121)、第二光学元件(122)与第三光学元件(123)，其中，第一光学元件(121)与第二光学元件(122)等速反向旋转；扫描模块(120)用于，对光脉冲序列通过第一光学元件(121)、第二光学元件(122)与第三光学元件(123)进行折射，以对外界环境进行扫描；其中，测距装置(100)在一帧时长内的扫描图案在中心区域的竖直方向上，中间的点云密度高于两端的点云密度，从而能够满足用户对中心区域的高精度识别探测需求。

Description

PCT国内申请，说明书已公开。

Claims (48)

  1. PCT国内申请，权利要求书已公开。
CN202080035041.8A 2020-07-31 2020-07-31 测距装置与移动平台 Pending CN114270209A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/106293 WO2022021360A1 (zh) 2020-07-31 2020-07-31 测距装置与移动平台

Publications (1)

Publication Number Publication Date
CN114270209A true CN114270209A (zh) 2022-04-01

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ID=80036917

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080035041.8A Pending CN114270209A (zh) 2020-07-31 2020-07-31 测距装置与移动平台

Country Status (2)

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CN (1) CN114270209A (zh)
WO (1) WO2022021360A1 (zh)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108291962B (zh) * 2015-11-18 2022-02-22 三菱电机株式会社 激光雷达装置
CN106772420A (zh) * 2017-02-28 2017-05-31 苏州四百克拉光电科技有限公司 水下微小颗粒物探测的高光谱连续光激光雷达系统
KR102441589B1 (ko) * 2018-01-12 2022-09-07 삼성전자주식회사 라이다 시스템 및 이의 구동 방법
CN210142187U (zh) * 2019-01-09 2020-03-13 深圳市大疆创新科技有限公司 一种距离探测装置
CN111247798B (zh) * 2019-01-10 2022-03-15 深圳市大疆创新科技有限公司 对三维数据点集进行编码或解码的方法和设备
CN210038146U (zh) * 2019-03-01 2020-02-07 深圳市大疆创新科技有限公司 测距模组、测距装置及可移动平台
CN210199305U (zh) * 2019-03-01 2020-03-27 深圳市大疆创新科技有限公司 一种扫描模组、测距装置及可移动平台

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WO2022021360A1 (zh) 2022-02-03

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