KR20180063211A - 반사된 신호 강도 측정을 갖는 lidar 시스템 - Google Patents

반사된 신호 강도 측정을 갖는 lidar 시스템 Download PDF

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Publication number
KR20180063211A
KR20180063211A KR1020187012214A KR20187012214A KR20180063211A KR 20180063211 A KR20180063211 A KR 20180063211A KR 1020187012214 A KR1020187012214 A KR 1020187012214A KR 20187012214 A KR20187012214 A KR 20187012214A KR 20180063211 A KR20180063211 A KR 20180063211A
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KR
South Korea
Prior art keywords
time data
analog signal
lidar system
reflected
pulse
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Ceased
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KR1020187012214A
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English (en)
Korean (ko)
Inventor
블라드미르 슬로바디안욱
마나브 라이나
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퀄컴 인코포레이티드
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Publication of KR20180063211A publication Critical patent/KR20180063211A/ko
Ceased 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
    • 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
    • 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
    • G01S17/105—
    • 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
    • G01S7/4865—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
    • 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)
KR1020187012214A 2015-09-29 2016-08-09 반사된 신호 강도 측정을 갖는 lidar 시스템 Ceased KR20180063211A (ko)

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 US11131756B2 (en) 2015-09-29 2016-08-08 LIDAR system with reflected signal strength measurement
US15/230,911 2016-08-08
PCT/US2016/046123 WO2017058367A1 (en) 2015-09-29 2016-08-09 Lidar system with reflected signal strength measurement

Publications (1)

Publication Number Publication Date
KR20180063211A true KR20180063211A (ko) 2018-06-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187012214A Ceased KR20180063211A (ko) 2015-09-29 2016-08-09 반사된 신호 강도 측정을 갖는 lidar 시스템

Country Status (7)

Country Link
US (1) US11131756B2 (https=)
EP (1) EP3356853B1 (https=)
JP (1) JP2018528437A (https=)
KR (1) KR20180063211A (https=)
CN (1) CN108139481B (https=)
BR (1) BR112018006392A2 (https=)
WO (1) WO2017058367A1 (https=)

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KR20190106927A (ko) * 2019-08-30 2019-09-18 엘지전자 주식회사 라이다 시스템과 이를 이용한 자율 주행 시스템
US12546870B2 (en) 2021-02-25 2026-02-10 Hyundai Motor Company Apparatus for estimating level of signal output from photo-detection device and method therefor

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US12546870B2 (en) 2021-02-25 2026-02-10 Hyundai Motor Company Apparatus for estimating level of signal output from photo-detection device and method therefor

Also Published As

Publication number Publication date
EP3356853B1 (en) 2020-09-23
JP2018528437A (ja) 2018-09-27
US20170090019A1 (en) 2017-03-30
EP3356853A1 (en) 2018-08-08
US11131756B2 (en) 2021-09-28
CN108139481B (zh) 2022-03-01
WO2017058367A1 (en) 2017-04-06
CN108139481A (zh) 2018-06-08
BR112018006392A2 (pt) 2018-10-09

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