CN111712733A - 一种测距装置及移动平台 - Google Patents
一种测距装置及移动平台 Download PDFInfo
- Publication number
- CN111712733A CN111712733A CN201980005162.5A CN201980005162A CN111712733A CN 111712733 A CN111712733 A CN 111712733A CN 201980005162 A CN201980005162 A CN 201980005162A CN 111712733 A CN111712733 A CN 111712733A
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- CN
- China
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- state
- module
- distance measuring
- measuring device
- ranging
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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
- G01S17/42—Simultaneous measurement of distance and other co-ordinates
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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
- G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
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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
- G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
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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
- G01S7/483—Details of pulse systems
- G01S7/484—Transmitters
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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
- G01S7/483—Details of pulse systems
- G01S7/486—Receivers
- G01S7/4865—Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
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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)
Abstract
一种测距装置(100,200)及移动平台,测距装置(100,200)包括发射模块(203)、包括光学元件(214,215)的扫描模块(202)、探测模块(205);测距装置(100,200)在上电后的工作状态包括待机状态和正常状态;其中,在正常状态中:发射模块(203)用于发射光脉冲序列;扫描模块(202)中的光学元件(214,215)保持在运动状态,以在不同时刻将光脉冲序列改变至不同方向出射;探测模块(205)用于接收经物体反射的回光的至少部分并转换为电信号,以及根据电信号确定物体与测距装置(100,200)的距离和/或方位;其中,在待机状态中:发射模块(203)暂停发射光脉冲序列;扫描模块(202)中的光学元件(214,215)保持在运动状态。
Description
PCT国内申请,说明书已公开。
Claims (19)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2019/072245 WO2020147090A1 (zh) | 2019-01-17 | 2019-01-17 | 一种测距装置及移动平台 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111712733A true CN111712733A (zh) | 2020-09-25 |
Family
ID=71614232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201980005162.5A Pending CN111712733A (zh) | 2019-01-17 | 2019-01-17 | 一种测距装置及移动平台 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20210341580A1 (zh) |
CN (1) | CN111712733A (zh) |
WO (1) | WO2020147090A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022141098A1 (zh) * | 2020-12-29 | 2022-07-07 | 深圳市大疆创新科技有限公司 | 探测方法和探测装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101216562A (zh) * | 2007-01-05 | 2008-07-09 | 薛志强 | 激光测距系统 |
US20150124242A1 (en) * | 2013-11-01 | 2015-05-07 | Irobot Corporation | Scanning Range Finder |
CN205982639U (zh) * | 2016-08-26 | 2017-02-22 | 深圳市大疆创新科技有限公司 | 扫描装置及无人驾驶设备 |
CN107329132A (zh) * | 2017-08-11 | 2017-11-07 | 深圳力策科技有限公司 | 一种基于光学相位阵列的激光雷达收发天线及测距方法 |
CN108693537A (zh) * | 2017-04-11 | 2018-10-23 | 北醒(北京)光子科技有限公司 | 一种光学相控阵扫描探测方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101344591B (zh) * | 2008-08-22 | 2010-12-15 | 清华大学 | 一种微型激光二维扫描测量系统 |
CN104406529A (zh) * | 2014-11-25 | 2015-03-11 | 苏州市欧博锐自动化科技有限公司 | 一种通过激光测距获取物体宽高的检测系统 |
US10036801B2 (en) * | 2015-03-05 | 2018-07-31 | Big Sky Financial Corporation | Methods and apparatus for increased precision and improved range in a multiple detector LiDAR array |
CN108700653A (zh) * | 2017-05-31 | 2018-10-23 | 深圳市大疆创新科技有限公司 | 一种激光雷达的扫描控制方法、装置及设备 |
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2019
- 2019-01-17 WO PCT/CN2019/072245 patent/WO2020147090A1/zh active Application Filing
- 2019-01-17 CN CN201980005162.5A patent/CN111712733A/zh active Pending
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2021
- 2021-07-16 US US17/377,749 patent/US20210341580A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101216562A (zh) * | 2007-01-05 | 2008-07-09 | 薛志强 | 激光测距系统 |
US20150124242A1 (en) * | 2013-11-01 | 2015-05-07 | Irobot Corporation | Scanning Range Finder |
CN205982639U (zh) * | 2016-08-26 | 2017-02-22 | 深圳市大疆创新科技有限公司 | 扫描装置及无人驾驶设备 |
CN108693537A (zh) * | 2017-04-11 | 2018-10-23 | 北醒(北京)光子科技有限公司 | 一种光学相控阵扫描探测方法 |
CN107329132A (zh) * | 2017-08-11 | 2017-11-07 | 深圳力策科技有限公司 | 一种基于光学相位阵列的激光雷达收发天线及测距方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022141098A1 (zh) * | 2020-12-29 | 2022-07-07 | 深圳市大疆创新科技有限公司 | 探测方法和探测装置 |
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Publication number | Publication date |
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WO2020147090A1 (zh) | 2020-07-23 |
US20210341580A1 (en) | 2021-11-04 |
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Application publication date: 20200925 |