CN112236687A - 一种探测电路、探测方法及测距装置、移动平台 - Google Patents

一种探测电路、探测方法及测距装置、移动平台 Download PDF

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Publication number
CN112236687A
CN112236687A CN201980008851.1A CN201980008851A CN112236687A CN 112236687 A CN112236687 A CN 112236687A CN 201980008851 A CN201980008851 A CN 201980008851A CN 112236687 A CN112236687 A CN 112236687A
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CN
China
Prior art keywords
pulse signal
threshold value
time information
noise
threshold
Prior art date
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Pending
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CN201980008851.1A
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English (en)
Chinese (zh)
Inventor
陈涵
梅雄泽
龙承辉
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SZ DJI Technology Co Ltd
SZ DJI Innovations 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 CN112236687A publication Critical patent/CN112236687A/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
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
CN201980008851.1A 2019-04-30 2019-04-30 一种探测电路、探测方法及测距装置、移动平台 Pending CN112236687A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/085221 WO2020220275A1 (fr) 2019-04-30 2019-04-30 Circuit de détection, procédé de détection, appareil de télémétrie et plateforme mobile

Publications (1)

Publication Number Publication Date
CN112236687A true CN112236687A (zh) 2021-01-15

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Application Number Title Priority Date Filing Date
CN201980008851.1A Pending CN112236687A (zh) 2019-04-30 2019-04-30 一种探测电路、探测方法及测距装置、移动平台

Country Status (2)

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CN (1) CN112236687A (fr)
WO (1) WO2020220275A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022206031A1 (fr) * 2021-03-31 2022-10-06 上海禾赛科技有限公司 Procédé de détermination de niveau de bruit, lidar et procédé de télémétrie

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180259625A1 (en) * 2017-03-10 2018-09-13 Sensl Technologies Ltd. LiDAR Readout Circuit
WO2018176288A1 (fr) * 2017-03-29 2018-10-04 深圳市大疆创新科技有限公司 Laser-radar et procédé de mesure de temps basé sur un laser-radar
US20180284229A1 (en) * 2017-03-29 2018-10-04 SZ DJI Technology Co., Ltd. Light detecting and ranging (lidar) signal processing circuitry
CN109085606A (zh) * 2017-06-14 2018-12-25 欧姆龙汽车电子株式会社 测距装置
CN109597057A (zh) * 2018-12-06 2019-04-09 苏州镭图光电科技有限公司 一种激光回波测距方法及测距装置
CN109669188A (zh) * 2019-01-17 2019-04-23 杜鑫 多沿触发时间鉴别方法和脉冲式激光测距方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207601308U (zh) * 2016-08-05 2018-07-10 上海思岚科技有限公司 一种激光测距装置
EP3455645A4 (fr) * 2017-07-20 2019-04-24 SZ DJI Technology Co., Ltd. Systèmes et procédés de mesure de distance optique

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180259625A1 (en) * 2017-03-10 2018-09-13 Sensl Technologies Ltd. LiDAR Readout Circuit
WO2018176288A1 (fr) * 2017-03-29 2018-10-04 深圳市大疆创新科技有限公司 Laser-radar et procédé de mesure de temps basé sur un laser-radar
US20180284229A1 (en) * 2017-03-29 2018-10-04 SZ DJI Technology Co., Ltd. Light detecting and ranging (lidar) signal processing circuitry
CN109085606A (zh) * 2017-06-14 2018-12-25 欧姆龙汽车电子株式会社 测距装置
CN109597057A (zh) * 2018-12-06 2019-04-09 苏州镭图光电科技有限公司 一种激光回波测距方法及测距装置
CN109669188A (zh) * 2019-01-17 2019-04-23 杜鑫 多沿触发时间鉴别方法和脉冲式激光测距方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022206031A1 (fr) * 2021-03-31 2022-10-06 上海禾赛科技有限公司 Procédé de détermination de niveau de bruit, lidar et procédé de télémétrie

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Publication number Publication date
WO2020220275A1 (fr) 2020-11-05

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