CN113366336A - 多线激光器模块、激光雷达及可移动平台 - Google Patents

多线激光器模块、激光雷达及可移动平台 Download PDF

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Publication number
CN113366336A
CN113366336A CN202080004409.4A CN202080004409A CN113366336A CN 113366336 A CN113366336 A CN 113366336A CN 202080004409 A CN202080004409 A CN 202080004409A CN 113366336 A CN113366336 A CN 113366336A
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China
Prior art keywords
lasers
laser
circuit board
printed circuit
disposed
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CN202080004409.4A
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张朝
熊小刚
杨子龙
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SZ DJI Technology Co Ltd
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SZ DJI Technology Co Ltd
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Publication of CN113366336A publication Critical patent/CN113366336A/zh
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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
    • 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)
  • Semiconductor Lasers (AREA)

Abstract

一种多线激光器模块(902，1002)、激光雷达及可移动平台。多线激光器模块(902，1002)包括：激光器器件(204)，设置于印刷电路板上；多个开关元件(202)，设置于印刷电路板上，分别耦接于激光器器件(204)，用于控制激光器器件(204)发射多个激光束；至少一个电容元件(203)，设置于印刷电路板上，耦接于激光器器件(204)，用于驱动激光器器件(204)发射多个激光束；其中，激光器器件(204)包括多个激光器(201)，多个激光器(201)在印刷电路板上形成至少两个放电环路，每一个放电环路包括：多个激光器(201)中的至少一个第一激光器(201)、与至少一个第一激光器(201)耦接的开关元件(202)和电容元件(203)；任意两个放电环路所对应的环路等效电感之间的差值小于预设值。

Description

PCT国内申请，说明书已公开。

Claims (57)

  1. PCT国内申请，权利要求书已公开。
CN202080004409.4A 2020-01-06 2020-01-06 多线激光器模块、激光雷达及可移动平台 Pending CN113366336A (zh)

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PCT/CN2020/070518 WO2021138774A1 (zh) 2020-01-06 2020-01-06 多线激光器模块、激光雷达及可移动平台

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CN113366336A true CN113366336A (zh) 2021-09-07

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WO (1) WO2021138774A1 (zh)

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WO2018040003A1 (zh) * 2016-08-31 2018-03-08 深圳市速腾聚创科技有限公司 三维激光雷达
CN108061904A (zh) * 2017-12-29 2018-05-22 华为技术有限公司 多线激光雷达
CN108205124A (zh) * 2016-12-19 2018-06-26 北京万集科技股份有限公司 一种基于微机电振镜的光学装置和激光雷达系统
WO2018223821A1 (zh) * 2017-06-07 2018-12-13 上海禾赛光电科技有限公司 多线激光雷达
CN110161512A (zh) * 2019-05-08 2019-08-23 深圳市速腾聚创科技有限公司 多线激光雷达
CN110333516A (zh) * 2019-07-09 2019-10-15 深圳市镭神智能系统有限公司 一种多线激光雷达
CN211826484U (zh) * 2020-01-06 2020-10-30 深圳市大疆创新科技有限公司 多线激光器模块、激光雷达及可移动平台

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Publication number Priority date Publication date Assignee Title
CN106384934A (zh) * 2015-09-11 2017-02-08 北京特安电源科技有限公司 一种多路半导体激光器驱动电源的实现方法
US10263573B2 (en) * 2016-08-30 2019-04-16 Macom Technology Solutions Holdings, Inc. Driver with distributed architecture
CN206412631U (zh) * 2016-12-28 2017-08-15 上海道恒医疗科技股份有限公司 一种有关多个激光器同时工作的驱动电路
CN207753293U (zh) * 2017-11-29 2018-08-21 武汉万集信息技术有限公司 一种并联式激光器驱动电路
CN109728501A (zh) * 2019-03-14 2019-05-07 深圳市镭神智能系统有限公司 一种激光器的驱动电路、驱动方法及激光雷达系统
CN110459955B (zh) * 2019-07-23 2021-05-18 天津大学 一种高大功率高重频的半导体激光器驱动电路

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9368936B1 (en) * 2013-09-30 2016-06-14 Google Inc. Laser diode firing system
WO2018040003A1 (zh) * 2016-08-31 2018-03-08 深圳市速腾聚创科技有限公司 三维激光雷达
CN108205124A (zh) * 2016-12-19 2018-06-26 北京万集科技股份有限公司 一种基于微机电振镜的光学装置和激光雷达系统
WO2018223821A1 (zh) * 2017-06-07 2018-12-13 上海禾赛光电科技有限公司 多线激光雷达
CN108061904A (zh) * 2017-12-29 2018-05-22 华为技术有限公司 多线激光雷达
CN110161512A (zh) * 2019-05-08 2019-08-23 深圳市速腾聚创科技有限公司 多线激光雷达
CN110333516A (zh) * 2019-07-09 2019-10-15 深圳市镭神智能系统有限公司 一种多线激光雷达
CN211826484U (zh) * 2020-01-06 2020-10-30 深圳市大疆创新科技有限公司 多线激光器模块、激光雷达及可移动平台

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