CN111670376A - 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 PDF

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CN111670376A
CN111670376A CN201980005657.8A CN201980005657A CN111670376A CN 111670376 A CN111670376 A CN 111670376A CN 201980005657 A CN201980005657 A CN 201980005657A CN 111670376 A CN111670376 A CN 111670376A
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temperature
circuit
heat dissipation
heat
controlled
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CN111670376B (zh
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黄森洪
吴敬阳
徐宗财
刘祥
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SZ DJI Technology Co Ltd
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SZ DJI Technology Co Ltd
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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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means

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

Abstract

一种测距装置(100)及移动平台，测距装置(100)包括发射模块、接收模块和温度控制系统，发射模块用于出射光脉冲；接收模块用于接收经物体反射回的至少部分光脉冲，以及根据接收的至少部分光脉冲确定物体相对测距装置(100)的距离；温度控制系统包括：加热电路和/或散热模块，加热电路用于对待控温器件(301)进行加热，散热模块用于对待控温器件(301)进行散热；还包括控制模块，用于基于待控温器件(301)的当前环境温度和目标温度的比较结果，控制加热电路和/或散热模块运行或关闭。通过加热电路进行加热或通过散热模块进行制冷实现温度范围的精确控制。

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PCT国内申请，说明书已公开。

Claims (68)

  1. PCT国内申请，权利要求书已公开。
CN201980005657.8A 2019-01-09 2019-01-09 一种测距装置及移动平台 Active CN111670376B (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113109790A (zh) * 2021-04-14 2021-07-13 深圳煜炜光学科技有限公司 一种激光雷达飞行时间测量的方法及装置
CN115016566A (zh) * 2022-06-15 2022-09-06 深圳市瑞驰信息技术有限公司 一种电路板加热控制系统、方法及电子设备

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114609612A (zh) * 2022-03-14 2022-06-10 北京宏景智驾科技有限公司 一种激光雷达系统及其温控方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100079744A1 (en) * 2008-10-01 2010-04-01 Taizo Eno Laser apparatus and distance measurement apparatus
CN105611692A (zh) * 2015-12-29 2016-05-25 中国科学院半导体研究所 一种基于激光器的车灯系统
US20170153319A1 (en) * 2015-11-30 2017-06-01 Luminar Technologies, Inc. Lidar system with distributed laser and multiple sensor heads
US9787048B1 (en) * 2016-10-17 2017-10-10 Waymo Llc Fiber encapsulation mechanism for energy dissipation in a fiber amplifying system
CN206960984U (zh) * 2017-07-10 2018-02-02 科大国盾量子技术股份有限公司 一种基于脉冲宽度调制的量子光学模块温度控制装置
CN207301317U (zh) * 2017-08-02 2018-05-01 周虎基 激光雷达
CN207743878U (zh) * 2017-12-31 2018-08-17 上海奇电电气科技股份有限公司 一种散热速率随海拔高度变化调节的变频器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05157830A (ja) * 1991-12-10 1993-06-25 Kansei Corp 車間距離測定レーダ
CN201853143U (zh) * 2010-09-10 2011-06-01 北京怡孚和融科技有限公司 激光雷达温度控制装置
CN206472044U (zh) * 2017-01-23 2017-09-05 广东美的生活电器制造有限公司 稳压电源电路及液体加热容器

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100079744A1 (en) * 2008-10-01 2010-04-01 Taizo Eno Laser apparatus and distance measurement apparatus
US20170153319A1 (en) * 2015-11-30 2017-06-01 Luminar Technologies, Inc. Lidar system with distributed laser and multiple sensor heads
CN105611692A (zh) * 2015-12-29 2016-05-25 中国科学院半导体研究所 一种基于激光器的车灯系统
US9787048B1 (en) * 2016-10-17 2017-10-10 Waymo Llc Fiber encapsulation mechanism for energy dissipation in a fiber amplifying system
CN206960984U (zh) * 2017-07-10 2018-02-02 科大国盾量子技术股份有限公司 一种基于脉冲宽度调制的量子光学模块温度控制装置
CN207301317U (zh) * 2017-08-02 2018-05-01 周虎基 激光雷达
CN207743878U (zh) * 2017-12-31 2018-08-17 上海奇电电气科技股份有限公司 一种散热速率随海拔高度变化调节的变频器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113109790A (zh) * 2021-04-14 2021-07-13 深圳煜炜光学科技有限公司 一种激光雷达飞行时间测量的方法及装置
CN115016566A (zh) * 2022-06-15 2022-09-06 深圳市瑞驰信息技术有限公司 一种电路板加热控制系统、方法及电子设备

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