CN114787658A - 一种测距***以及移动平台 - Google Patents

一种测距***以及移动平台 Download PDF

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Publication number
CN114787658A
CN114787658A CN201980102895.0A CN201980102895A CN114787658A CN 114787658 A CN114787658 A CN 114787658A CN 201980102895 A CN201980102895 A CN 201980102895A CN 114787658 A CN114787658 A CN 114787658A
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China
Prior art keywords
laser
distance
distance measuring
mobile platform
ranging system
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Pending
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CN201980102895.0A
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English (en)
Inventor
胡驰昊
晏蕾
熊伟
黄科
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN114787658A publication Critical patent/CN114787658A/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
    • 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
    • G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
    • G01S7/4812—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver transmitted and received beams following a coaxial path
    • 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
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • 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
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • G01S7/4815—Constructional features, e.g. arrangements of optical elements of transmitters alone using multiple transmitters
    • 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
    • G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
    • 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
    • G01S7/51—Display arrangements

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

Abstract

一种测距***以及移动平台，测距***包括激光器(6031)、同轴光学镜组、反射镜组(602)、运动部件以及处理电路。激光器(6031)通过同轴光学镜组向反射镜组(602)发射激光时，运动部件驱动反射镜组(602)转动，使得激光照射至不同角度的被测物体，实现被测物体的测距。运动部件上承载的物体重量轻，运动部件转动快。因此若将该测距***安装在车辆上，则能够实现对来往车辆的快速测距，达到自动驾驶技术的测距要求。此外，激光的光路和反射光的光路采用同轴设计，这种设计能够减小镜组中反射镜所需的面积，进一步减小测距***的体积，有利于测距***的小型化。

Description

PCT国内申请，说明书已公开。

Claims (15)

  1. PCT国内申请，权利要求书已公开。
CN201980102895.0A 2019-12-27 2019-12-27 一种测距***以及移动平台 Pending CN114787658A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/129045 WO2021128239A1 (zh) 2019-12-27 2019-12-27 一种测距***以及移动平台

Publications (1)

Publication Number Publication Date
CN114787658A true CN114787658A (zh) 2022-07-22

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CN201980102895.0A Pending CN114787658A (zh) 2019-12-27 2019-12-27 一种测距***以及移动平台

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US (1) US20220334263A1 (zh)
EP (1) EP4067941A4 (zh)
JP (1) JP2023508459A (zh)
CN (1) CN114787658A (zh)
WO (1) WO2021128239A1 (zh)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105911561A (zh) * 2016-06-30 2016-08-31 西安交通大学 一种基于激光雷达的无人机避障装置及避障方法
CN106597461A (zh) * 2016-12-16 2017-04-26 西安五湖智联半导体有限公司 一种二维扫描测距装置
CN206584043U (zh) * 2017-03-23 2017-10-24 上海思岚科技有限公司 一种激光扫描测距装置
CN207290078U (zh) * 2017-09-06 2018-05-01 黄京华 行走机器人
CN108445467A (zh) * 2018-03-26 2018-08-24 宁波傲视智绘光电科技有限公司 一种扫描激光雷达***
CN208672797U (zh) * 2018-08-16 2019-03-29 北醒（北京）光子科技有限公司 一种激光雷达同轴光学***及激光雷达
CN110161514A (zh) * 2018-11-20 2019-08-23 腾讯科技（深圳）有限公司 一种激光雷达、激光雷达测量方法及车辆驾驶***

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5183554A (ja) * 1975-01-18 1976-07-22 Ritsuo Hasumi Kogakusotsukyosochino sojukoki
DE4200057A1 (de) * 1992-01-03 1993-07-08 Josef Dipl Ing Zink Lasermesssystem zur messung physikalischer messgroessen
JP4476599B2 (ja) * 2002-11-07 2010-06-09 フジノン株式会社 集光光学系
JP3908226B2 (ja) * 2004-02-04 2007-04-25 日本電産株式会社 スキャニング型レンジセンサ
JP5056362B2 (ja) * 2007-02-06 2012-10-24 株式会社デンソーウェーブ レーザレーダ装置
JP4927182B2 (ja) * 2009-06-22 2012-05-09 株式会社 ニコンビジョン レーザー距離計
CN102338875B (zh) * 2010-07-16 2013-12-04 李少勤 一种多线扫描前视防撞激光雷达装置及应用
US8836922B1 (en) * 2013-08-20 2014-09-16 Google Inc. Devices and methods for a rotating LIDAR platform with a shared transmit/receive path
CN104330843A (zh) * 2014-07-22 2015-02-04 凯迈（洛阳）环测有限公司 一种激光测云仪光学***及其分光反射镜
JP6250080B2 (ja) * 2016-02-25 2017-12-20 三菱重工業株式会社 レーザレーダ装置及び走行体
JP7149256B2 (ja) * 2016-03-19 2022-10-06 ベロダイン ライダー ユーエスエー，インコーポレイテッド Ｌｉｄａｒに基づく３次元撮像のための統合された照射及び検出
DE102016117851A1 (de) * 2016-09-22 2018-03-22 Valeo Schalter Und Sensoren Gmbh Sendeeinrichtung für eine optische Erfassungsvorrichtung, optische Erfassungsvorrichtung, Kraftfahrzeug sowie Verfahren
KR101866068B1 (ko) * 2016-10-14 2018-07-04 현대자동차주식회사 자율주행차량의 주행 제어 장치 및 방법
US10088559B1 (en) * 2017-03-29 2018-10-02 Luminar Technologies, Inc. Controlling pulse timing to compensate for motor dynamics
WO2019163210A1 (ja) * 2018-02-22 2019-08-29 コニカミノルタ株式会社 走査型光学系、およびライダー
CN110663147A (zh) * 2018-04-28 2020-01-07 深圳市大疆创新科技有限公司 激光二极管封装模块及发射装置、测距装置、电子设备
CN208216603U (zh) * 2018-05-10 2018-12-11 河南卓安伟业汽车防撞技术研究有限公司 车辆干预***
JP2020030121A (ja) * 2018-08-23 2020-02-27 日本電産モビリティ株式会社 対象物検出装置、対象物検出システム
WO2020117287A1 (en) * 2018-12-07 2020-06-11 Didi Research America, Llc Mirror assembly for light steering

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105911561A (zh) * 2016-06-30 2016-08-31 西安交通大学 一种基于激光雷达的无人机避障装置及避障方法
CN106597461A (zh) * 2016-12-16 2017-04-26 西安五湖智联半导体有限公司 一种二维扫描测距装置
CN206584043U (zh) * 2017-03-23 2017-10-24 上海思岚科技有限公司 一种激光扫描测距装置
CN207290078U (zh) * 2017-09-06 2018-05-01 黄京华 行走机器人
CN108445467A (zh) * 2018-03-26 2018-08-24 宁波傲视智绘光电科技有限公司 一种扫描激光雷达***
CN208672797U (zh) * 2018-08-16 2019-03-29 北醒（北京）光子科技有限公司 一种激光雷达同轴光学***及激光雷达
CN110161514A (zh) * 2018-11-20 2019-08-23 腾讯科技（深圳）有限公司 一种激光雷达、激光雷达测量方法及车辆驾驶***

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EP4067941A4 (en) 2022-12-14
US20220334263A1 (en) 2022-10-20
JP2023508459A (ja) 2023-03-02
EP4067941A1 (en) 2022-10-05
WO2021128239A1 (zh) 2021-07-01

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