CN108139481B - 具有反射信号强度测量的lidar系统 - Google Patents

具有反射信号强度测量的lidar系统 Download PDF

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Publication number
CN108139481B
CN108139481B CN201680056196.3A CN201680056196A CN108139481B CN 108139481 B CN108139481 B CN 108139481B CN 201680056196 A CN201680056196 A CN 201680056196A CN 108139481 B CN108139481 B CN 108139481B
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analog signal
time data
reflected light
lidar system
integrator
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CN108139481A (zh
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V·斯洛博佳纽克
M·拉伊纳
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Qualcomm Inc
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Qualcomm Inc
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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
    • G01S7/4861—Circuits for detection, sampling, integration or read-out
    • 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
    • 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
    • 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
    • G01S17/14—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein a voltage or current pulse is initiated and terminated in accordance with the pulse transmission and echo reception respectively, e.g. using counters
    • 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
    • G01S7/4868—Controlling received signal intensity or exposure of sensor

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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)
CN201680056196.3A 2015-09-29 2016-08-09 具有反射信号强度测量的lidar系统 Active CN108139481B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562234328P 2015-09-29 2015-09-29
US62/234,328 2015-09-29
US15/230,911 2016-08-08
US15/230,911 US11131756B2 (en) 2015-09-29 2016-08-08 LIDAR system with reflected signal strength measurement
PCT/US2016/046123 WO2017058367A1 (en) 2015-09-29 2016-08-09 Lidar system with reflected signal strength measurement

Publications (2)

Publication Number Publication Date
CN108139481A CN108139481A (zh) 2018-06-08
CN108139481B true CN108139481B (zh) 2022-03-01

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US (1) US11131756B2 (enExample)
EP (1) EP3356853B1 (enExample)
JP (1) JP2018528437A (enExample)
KR (1) KR20180063211A (enExample)
CN (1) CN108139481B (enExample)
BR (1) BR112018006392A2 (enExample)
WO (1) WO2017058367A1 (enExample)

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EP3356853B1 (en) 2020-09-23
WO2017058367A1 (en) 2017-04-06
JP2018528437A (ja) 2018-09-27
CN108139481A (zh) 2018-06-08
US20170090019A1 (en) 2017-03-30
EP3356853A1 (en) 2018-08-08
BR112018006392A2 (pt) 2018-10-09
KR20180063211A (ko) 2018-06-11
US11131756B2 (en) 2021-09-28

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