BR112018006392A2 - sistema lidar com medição de intensidade de sinal refletido - Google Patents

sistema lidar com medição de intensidade de sinal refletido

Info

Publication number
BR112018006392A2
BR112018006392A2 BR112018006392A BR112018006392A BR112018006392A2 BR 112018006392 A2 BR112018006392 A2 BR 112018006392A2 BR 112018006392 A BR112018006392 A BR 112018006392A BR 112018006392 A BR112018006392 A BR 112018006392A BR 112018006392 A2 BR112018006392 A2 BR 112018006392A2
Authority
BR
Brazil
Prior art keywords
amplifier
reflected
coupled
integrator
time data
Prior art date
Application number
BR112018006392A
Other languages
English (en)
Portuguese (pt)
Inventor
Raina Manav
Slobodyanyuk Volodimir
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112018006392A2 publication Critical patent/BR112018006392A2/pt

Links

Classifications

    • 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
    • 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

Landscapes

  • 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)
BR112018006392A 2015-09-29 2016-08-09 sistema lidar com medição de intensidade de sinal refletido BR112018006392A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562234328P 2015-09-29 2015-09-29
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 (1)

Publication Number Publication Date
BR112018006392A2 true BR112018006392A2 (pt) 2018-10-09

Family

ID=58408834

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018006392A BR112018006392A2 (pt) 2015-09-29 2016-08-09 sistema lidar com medição de intensidade de sinal refletido

Country Status (7)

Country Link
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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Also Published As

Publication number Publication date
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
CN108139481B (zh) 2022-03-01
KR20180063211A (ko) 2018-06-11
US11131756B2 (en) 2021-09-28

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