WO2021096264A3 - Réseau de sortie laser et dispositif lidar l'utilisant - Google Patents

Réseau de sortie laser et dispositif lidar l'utilisant Download PDF

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Publication number
WO2021096264A3
WO2021096264A3 PCT/KR2020/015923 KR2020015923W WO2021096264A3 WO 2021096264 A3 WO2021096264 A3 WO 2021096264A3 KR 2020015923 W KR2020015923 W KR 2020015923W WO 2021096264 A3 WO2021096264 A3 WO 2021096264A3
Authority
WO
WIPO (PCT)
Prior art keywords
laser output
laser
output unit
prism element
steering
Prior art date
Application number
PCT/KR2020/015923
Other languages
English (en)
Korean (ko)
Other versions
WO2021096264A2 (fr
Inventor
정훈일
임찬묵
임부빈
Original Assignee
주식회사 에스오에스랩
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 주식회사 에스오에스랩 filed Critical 주식회사 에스오에스랩
Publication of WO2021096264A2 publication Critical patent/WO2021096264A2/fr
Publication of WO2021096264A3 publication Critical patent/WO2021096264A3/fr

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • 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
    • G01S17/42—Simultaneous measurement of distance and other co-ordinates
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
    • H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Optical Radar Systems And Details Thereof (AREA)

Abstract

La présente invention concerne un dispositif lidar dans lequel la distance entre le centre d'une première position et le centre d'une troisième position est inférieure à la distance entre le centre d'une première unité de sortie laser et le centre d'une troisième unité de sortie laser.
PCT/KR2020/015923 2019-11-13 2020-11-12 Réseau de sortie laser et dispositif lidar l'utilisant WO2021096264A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962934863P 2019-11-13 2019-11-13
US62/934,863 2019-11-13

Publications (2)

Publication Number Publication Date
WO2021096264A2 WO2021096264A2 (fr) 2021-05-20
WO2021096264A3 true WO2021096264A3 (fr) 2021-07-08

Family

ID=75911390

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/KR2020/015923 WO2021096264A2 (fr) 2019-11-13 2020-11-12 Réseau de sortie laser et dispositif lidar l'utilisant
PCT/KR2020/015926 WO2021096266A2 (fr) 2019-11-13 2020-11-12 Réseau vcsel et dispositif lidar l'utilisant

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/015926 WO2021096266A2 (fr) 2019-11-13 2020-11-12 Réseau vcsel et dispositif lidar l'utilisant

Country Status (2)

Country Link
KR (3) KR20210059591A (fr)
WO (2) WO2021096264A2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11788891B2 (en) * 2021-06-11 2023-10-17 The United States Of America, As Represented By The Secretary Of Agriculture Method and system for active line scan imaging
KR102450708B1 (ko) * 2021-06-21 2022-10-06 주식회사 에스오에스랩 라이다 장치에 대한 제작 방법 및 라이다 장치에 대한 제작 방법을 구현하기 위한 액티브 얼라인 장치
CN113640819A (zh) * 2021-09-15 2021-11-12 上海禾赛科技有限公司 激光雷达
WO2023085466A1 (fr) * 2021-11-12 2023-05-19 주식회사 에스오에스랩 Procédé de traitement de données lidar
KR102606969B1 (ko) * 2022-10-14 2023-11-30 주식회사 인포웍스 FMCW LiDAR 다채널 송수신을 위한 MLA+Prism 일체형 광학 장치 및 이를 이용한 FMCW LiDAR 시스템
KR102551930B1 (ko) * 2022-12-15 2023-07-05 주식회사 에스오에스랩 고해상도 라이다 데이터 생성 방법 및 이를 이용하는 라이다 장치
KR20240105605A (ko) * 2022-12-28 2024-07-08 주식회사 에스오에스랩 근거리 측정 성능이 향상된 라이다 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120287677A1 (en) * 2009-12-08 2012-11-15 3M Innovative Properties Company Optical constructions incorporating a light guide and low refractive index films
KR20170062093A (ko) * 2015-11-27 2017-06-07 삼성전자주식회사 빔 스티어링 소자 및 이를 포함하는 시스템
KR20170126872A (ko) * 2015-01-29 2017-11-20 헵타곤 마이크로 옵틱스 피티이. 리미티드 패턴 조명을 생성하기 위한 장치
US20190011562A1 (en) * 2017-07-05 2019-01-10 Ouster, Inc. Electronically scanned light ranging device with multiplexed photosensors
KR20190054484A (ko) * 2017-11-13 2019-05-22 엘지이노텍 주식회사 광 제어 부재 및 이를 포함하는 표시 장치

Family Cites Families (5)

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Publication number Priority date Publication date Assignee Title
US9594159B2 (en) * 2013-07-15 2017-03-14 Texas Instruments Incorporated 2-D object detection in radar applications
KR102407344B1 (ko) * 2016-04-01 2022-06-13 한국전자기술연구원 확장된 수평 시야각을 가지는 스캐닝 라이다 장치
US10761195B2 (en) * 2016-04-22 2020-09-01 OPSYS Tech Ltd. Multi-wavelength LIDAR system
KR102496509B1 (ko) * 2016-09-20 2023-02-07 이노비즈 테크놀로지스 엘티디 Lidar 시스템 및 방법
DE102017222969A1 (de) * 2017-12-15 2019-06-19 Ibeo Automotive Systems GmbH Verfahren zur verbesserten Nah- und Ferndetektion einer LIDAR Empfangseinheit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120287677A1 (en) * 2009-12-08 2012-11-15 3M Innovative Properties Company Optical constructions incorporating a light guide and low refractive index films
KR20170126872A (ko) * 2015-01-29 2017-11-20 헵타곤 마이크로 옵틱스 피티이. 리미티드 패턴 조명을 생성하기 위한 장치
KR20170062093A (ko) * 2015-11-27 2017-06-07 삼성전자주식회사 빔 스티어링 소자 및 이를 포함하는 시스템
US20190011562A1 (en) * 2017-07-05 2019-01-10 Ouster, Inc. Electronically scanned light ranging device with multiplexed photosensors
KR20190054484A (ko) * 2017-11-13 2019-05-22 엘지이노텍 주식회사 광 제어 부재 및 이를 포함하는 표시 장치

Also Published As

Publication number Publication date
KR20210059645A (ko) 2021-05-25
KR20210058718A (ko) 2021-05-24
WO2021096266A3 (fr) 2021-07-08
WO2021096264A2 (fr) 2021-05-20
WO2021096266A2 (fr) 2021-05-20
KR20210059591A (ko) 2021-05-25

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