EP3908853A4 - Extended dynamic range and reduced power imaging for lidar detector arrays - Google Patents

Extended dynamic range and reduced power imaging for lidar detector arrays Download PDF

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Publication number
EP3908853A4
EP3908853A4 EP20766812.0A EP20766812A EP3908853A4 EP 3908853 A4 EP3908853 A4 EP 3908853A4 EP 20766812 A EP20766812 A EP 20766812A EP 3908853 A4 EP3908853 A4 EP 3908853A4
Authority
EP
European Patent Office
Prior art keywords
dynamic range
reduced power
detector arrays
extended dynamic
power imaging
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP20766812.0A
Other languages
German (de)
French (fr)
Other versions
EP3908853A1 (en
Inventor
Robert Henderson
Tarek AL ABBAS
Neil Calder
Hod Finkelstein
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Edinburgh
Sense Photonics Inc
Original Assignee
University of Edinburgh
Sense Photonics 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 University of Edinburgh, Sense Photonics Inc filed Critical University of Edinburgh
Publication of EP3908853A1 publication Critical patent/EP3908853A1/en
Publication of EP3908853A4 publication Critical patent/EP3908853A4/en
Withdrawn legal-status Critical Current

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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • 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
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • G01S7/4815—Constructional features, e.g. arrangements of optical elements of transmitters alone using multiple transmitters
    • 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
    • G01S7/4816—Constructional features, e.g. arrangements of optical elements of receivers alone
    • 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
    • G01S7/4863—Detector arrays, e.g. charge-transfer gates
    • 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
    • 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
    • G01S7/499—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00 using polarisation effects
EP20766812.0A 2019-03-06 2020-03-05 Extended dynamic range and reduced power imaging for lidar detector arrays Withdrawn EP3908853A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962814452P 2019-03-06 2019-03-06
PCT/US2020/021109 WO2020181048A1 (en) 2019-03-06 2020-03-05 Extended dynamic range and reduced power imaging for lidar detector arrays

Publications (2)

Publication Number Publication Date
EP3908853A1 EP3908853A1 (en) 2021-11-17
EP3908853A4 true EP3908853A4 (en) 2022-10-12

Family

ID=72337986

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20766812.0A Withdrawn EP3908853A4 (en) 2019-03-06 2020-03-05 Extended dynamic range and reduced power imaging for lidar detector arrays

Country Status (3)

Country Link
EP (1) EP3908853A4 (en)
CN (1) CN113767305A (en)
WO (1) WO2020181048A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112505713A (en) * 2020-11-27 2021-03-16 Oppo（重庆）智能科技有限公司 Distance measuring device and method, computer readable medium, and electronic apparatus
WO2022267497A1 (en) * 2021-06-22 2022-12-29 上海禾赛科技有限公司 Light detection circuit and method, laser radar and storage medium, and detection system
CN114176484A (en) * 2021-12-16 2022-03-15 重庆西山科技股份有限公司 Polarized light endoscope device, camera and camera optical system
US20240094390A1 (en) * 2022-02-24 2024-03-21 Meta Platforms Technologies, Llc Indirect time of flight sensor with parallel pixel architecture
CN115528048B (en) * 2022-09-15 2023-05-23 武汉北极芯微电子有限公司 Photosensitive pixel unit, photosensitive pixel module and photoelectric detector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170248796A1 (en) * 2016-02-29 2017-08-31 Tetravue, Inc. 3d imaging system and method
US20190018117A1 (en) * 2017-07-11 2019-01-17 Fondanzione Bruno Kessler Optoelectronic sensor and method for measuring a distance

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6854828B2 (en) * 2015-12-18 2021-04-07 ジェラルド ディルク スミッツ Real-time position detection of an object
WO2017143217A1 (en) * 2016-02-18 2017-08-24 Aeye, Inc. Adaptive ladar receiver
KR20180012059A (en) * 2016-07-26 2018-02-05 삼성전자주식회사 Lidar device and method for measuring distance by using thereof
KR101922046B1 (en) * 2017-01-13 2018-11-27 한국과학기술원 high range precision and spatial resolution flash LIDAR system using a polarization modulating Pockels cell and a micro-polarizer camera
US11280615B2 (en) * 2017-06-26 2022-03-22 The Charles Stark Draper Laboratory, Inc. Through-cloud celestial sighting system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170248796A1 (en) * 2016-02-29 2017-08-31 Tetravue, Inc. 3d imaging system and method
US20190018117A1 (en) * 2017-07-11 2019-01-17 Fondanzione Bruno Kessler Optoelectronic sensor and method for measuring a distance

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020181048A1 *

Also Published As

Publication number Publication date
EP3908853A1 (en) 2021-11-17
WO2020181048A1 (en) 2020-09-10
CN113767305A (en) 2021-12-07

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