CA3069130A1 - Ladar transmitter with reimager - Google Patents

Ladar transmitter with reimager Download PDF

Info

Publication number
CA3069130A1
CA3069130A1 CA3069130A CA3069130A CA3069130A1 CA 3069130 A1 CA3069130 A1 CA 3069130A1 CA 3069130 A CA3069130 A CA 3069130A CA 3069130 A CA3069130 A CA 3069130A CA 3069130 A1 CA3069130 A1 CA 3069130A1
Authority
CA
Canada
Prior art keywords
mirror
scanable
scan
mirrors
scanning
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.)
Pending
Application number
CA3069130A
Other languages
English (en)
French (fr)
Inventor
Luis Carlos DUSSAN
David R. Demmer
John Stockton
Allan Steinhardt
David Cook
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.)
AEye Inc
Original Assignee
AEye 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
Priority claimed from US15/644,242 external-priority patent/US10042159B2/en
Application filed by AEye Inc filed Critical AEye Inc
Publication of CA3069130A1 publication Critical patent/CA3069130A1/en
Pending 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
    • 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
    • G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
    • 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
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/105—Scanning systems with one or more pivoting mirrors or galvano-mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Medicines Containing Plant Substances (AREA)
CA3069130A 2017-07-07 2018-07-06 Ladar transmitter with reimager Pending CA3069130A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/644,242 US10042159B2 (en) 2016-02-18 2017-07-07 Ladar transmitter with optical field splitter/inverter
US15/644,242 2017-07-07
PCT/US2018/041102 WO2019010425A1 (en) 2017-07-07 2018-07-06 LADAR TRANSMITTER WITH REIMAGER

Publications (1)

Publication Number Publication Date
CA3069130A1 true CA3069130A1 (en) 2019-01-10

Family

ID=64950415

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3069130A Pending CA3069130A1 (en) 2017-07-07 2018-07-06 Ladar transmitter with reimager

Country Status (7)

Country Link
EP (1) EP3649480B1 (enExample)
JP (2) JP2020526755A (enExample)
KR (1) KR102596018B1 (enExample)
CN (1) CN111108406B (enExample)
AU (1) AU2018297336B2 (enExample)
CA (1) CA3069130A1 (enExample)
WO (1) WO2019010425A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021239444A1 (de) * 2020-05-26 2021-12-02 Osram Gmbh Lidar-mems-winkel-anpassung

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10042159B2 (en) 2016-02-18 2018-08-07 Aeye, Inc. Ladar transmitter with optical field splitter/inverter
CN111344647B (zh) 2017-09-15 2024-08-02 艾耶股份有限公司 具有低延时运动规划更新的智能激光雷达系统
US10921431B2 (en) * 2017-10-19 2021-02-16 Cepton Technologies Inc. Apparatuses for scanning a lidar system in two dimensions
US10656252B1 (en) 2018-10-25 2020-05-19 Aeye, Inc. Adaptive control of Ladar systems using spatial index of prior Ladar return data
US10656272B1 (en) 2019-04-24 2020-05-19 Aeye, Inc. Ladar system and method with polarized receivers
JP7347314B2 (ja) * 2020-04-13 2023-09-20 トヨタ自動車株式会社 センサ及びセンサシステム
JP2023165039A (ja) * 2020-09-07 2023-11-15 ソニーセミコンダクタソリューションズ株式会社 ＬｉＤＡＲ装置、ＬｉＤＡＲシステム、測距方法及びプログラム
CN112014830B (zh) * 2020-09-17 2024-03-29 苏州三六零机器人科技有限公司 雷达激光的反射滤除方法、扫地机器人、设备及存储介质
US11604264B2 (en) 2021-03-26 2023-03-14 Aeye, Inc. Switchable multi-lens Lidar receiver
US11822016B2 (en) 2021-03-26 2023-11-21 Aeye, Inc. Hyper temporal lidar using multiple matched filters to orient a lidar system to a frame of reference
US11635495B1 (en) 2021-03-26 2023-04-25 Aeye, Inc. Hyper temporal lidar with controllable tilt amplitude for a variable amplitude scan mirror
US11448734B1 (en) 2021-03-26 2022-09-20 Aeye, Inc. Hyper temporal LIDAR with dynamic laser control using laser energy and mirror motion models
US11630188B1 (en) 2021-03-26 2023-04-18 Aeye, Inc. Hyper temporal lidar with dynamic laser control using safety models
US20220317249A1 (en) 2021-03-26 2022-10-06 Aeye, Inc. Hyper Temporal Lidar with Switching Between a Baseline Scan Mode and a Pulse Burst Mode
US20220308214A1 (en) 2021-03-26 2022-09-29 Aeye, Inc. Hyper Temporal Lidar with Controllable Detection Intervals Based on Range Estimates
WO2022209137A1 (ja) * 2021-03-29 2022-10-06 富士フイルム株式会社 光学系及び光走査装置
CN115656971A (zh) * 2022-11-08 2023-01-31 深圳亿维瑞光科技有限公司 一种光路结构及混合固态激光雷达
WO2025205983A1 (ja) * 2024-03-27 2025-10-02 パナソニックＩｐマネジメント株式会社 光走査装置および画像表示装置

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KR20050117047A (ko) * 2004-06-09 2005-12-14 삼성전자주식회사 주사각 확장 광학 시스템 및 이를 구비한 레이저 스캐닝장치
IL185355A (en) * 2007-08-19 2012-05-31 Sason Sourani Optical device for projection of light beams
GB2499159B (en) * 2010-10-22 2015-04-15 Neptec Design Group Ltd Wide angle bistatic scanning optical ranging sensor
JP5532003B2 (ja) * 2011-03-31 2014-06-25 株式会社デンソーウェーブ レーザレーダ装置
JP5702230B2 (ja) 2011-06-01 2015-04-15 日本信号株式会社 光走査装置
US8520219B2 (en) * 2011-12-19 2013-08-27 Perceptron, Inc. Non-contact sensor having improved laser spot
US9285477B1 (en) * 2013-01-25 2016-03-15 Apple Inc. 3D depth point cloud from timing flight of 2D scanned light beam pulses
WO2014142794A1 (en) * 2013-03-11 2014-09-18 Intel Corporation Mems scanning mirror field of view provision methods and apparatus
JP2015014757A (ja) * 2013-07-08 2015-01-22 株式会社豊田中央研究所 走査光学系、光走査装置、及び距離測定装置
JP6459239B2 (ja) * 2014-06-20 2019-01-30 船井電機株式会社 レーザレンジファインダ
EP3161520B1 (en) 2014-06-27 2021-10-13 HRL Laboratories, LLC Compressive scanning lidar
KR102510119B1 (ko) 2014-08-15 2023-03-15 에이아이, 아이엔씨. 레이더 전송을 위한 방법 및 시스템
CN108027503B (zh) * 2015-05-18 2020-09-01 亮锐控股有限公司 照明系统
CN104914445B (zh) * 2015-05-29 2017-07-07 长春理工大学 用于激光雷达的复合式扫描系统
US10042159B2 (en) * 2016-02-18 2018-08-07 Aeye, Inc. Ladar transmitter with optical field splitter/inverter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021239444A1 (de) * 2020-05-26 2021-12-02 Osram Gmbh Lidar-mems-winkel-anpassung

Also Published As

Publication number Publication date
JP2023062191A (ja) 2023-05-02
KR102596018B1 (ko) 2023-10-30
JP2020526755A (ja) 2020-08-31
CN111108406A (zh) 2020-05-05
EP3649480A1 (en) 2020-05-13
CN111108406B (zh) 2024-06-04
EP3649480B1 (en) 2025-09-03
EP3649480A4 (en) 2021-02-24
AU2018297336B2 (en) 2023-07-27
KR20200024888A (ko) 2020-03-09
AU2018297336A1 (en) 2020-01-30
WO2019010425A1 (en) 2019-01-10

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20230706

EEER Examination request

Effective date: 20230706