KR20190079679A - 광학 빔 지향기 - Google Patents

광학 빔 지향기 Download PDF

Info

Publication number
KR20190079679A
KR20190079679A KR1020197017248A KR20197017248A KR20190079679A KR 20190079679 A KR20190079679 A KR 20190079679A KR 1020197017248 A KR1020197017248 A KR 1020197017248A KR 20197017248 A KR20197017248 A KR 20197017248A KR 20190079679 A KR20190079679 A KR 20190079679A
Authority
KR
South Korea
Prior art keywords
dimension
light
projection
along
wavelength
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.)
Ceased
Application number
KR1020197017248A
Other languages
English (en)
Korean (ko)
Inventor
페데리코 콜라트 본디
시비 풀리카세릴
레베카 로딘
안드레아 타바치니
Original Assignee
바라자 피티와이 엘티디
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 AU2016904674A external-priority patent/AU2016904674A0/en
Application filed by 바라자 피티와이 엘티디 filed Critical 바라자 피티와이 엘티디
Publication of KR20190079679A publication Critical patent/KR20190079679A/ko
Ceased legal-status Critical Current

Links

Images

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
    • 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
    • G02B26/106—Scanning systems having diffraction gratings as scanning elements, e.g. holographic scanners
    • 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
    • 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
    • G02B26/0808—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 diffracting elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/12—Beam splitting or combining systems operating by refraction only
    • G02B27/126—The splitting element being a prism or prismatic array, including systems based on total internal reflection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G02B27/4244—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application in wavelength selecting devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/10—Mirrors with curved faces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1828—Diffraction gratings having means for producing variable diffraction
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
KR1020197017248A 2016-11-16 2017-11-15 광학 빔 지향기 Ceased KR20190079679A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AU2016904674A AU2016904674A0 (en) 2016-11-16 An optical beam director
AU2016904674 2016-11-16
AU2017902306 2017-06-16
AU2017902306A AU2017902306A0 (en) 2017-06-16 An optical beam director
PCT/AU2017/051255 WO2018090085A1 (en) 2016-11-16 2017-11-15 An optical beam director

Publications (1)

Publication Number Publication Date
KR20190079679A true KR20190079679A (ko) 2019-07-05

Family

ID=62145017

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197017248A Ceased KR20190079679A (ko) 2016-11-16 2017-11-15 광학 빔 지향기

Country Status (8)

Country Link
US (1) US11422238B2 (enExample)
EP (1) EP3542209B1 (enExample)
JP (1) JP7125582B2 (enExample)
KR (1) KR20190079679A (enExample)
CN (1) CN110168430B (enExample)
AU (1) AU2017361118B2 (enExample)
CA (1) CA3044075A1 (enExample)
WO (1) WO2018090085A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240147317A (ko) 2023-03-31 2024-10-08 동우 화인켐 주식회사 라이다 장치
KR20250000644A (ko) 2023-06-27 2025-01-03 동우 화인켐 주식회사 라이다 장치

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HK1256971A1 (zh) 2015-09-28 2019-10-04 博莱佳私人有限公司 空间分析测量系统和方法
CA3044075A1 (en) 2016-11-16 2018-05-24 Baraja Pty Ltd An optical beam director
EP3555663B1 (en) 2016-12-16 2024-07-31 Baraja Pty Ltd Estimation of spatial profile of environment
AU2018322489A1 (en) 2017-08-25 2020-03-12 Baraja Pty Ltd Estimation of spatial profile of environment
US11448764B2 (en) 2017-09-06 2022-09-20 Baraja Pty Ltd Optical beam director
CA3100714A1 (en) * 2018-06-07 2019-12-12 Baraja Pty Ltd An optical beam director
US20210116703A1 (en) * 2018-06-21 2021-04-22 Baraja Pty Ltd An optical beam director
DE102018129152A1 (de) * 2018-11-20 2020-05-20 Carl Zeiss Ag Vorrichtung zur zweidimensional scannenden Strahlablenkung eines Lichtstrahls
DE102019100929A1 (de) 2019-01-15 2020-07-16 Blickfeld GmbH Langstreckendetektor für LIDAR
EP3914928B1 (en) * 2019-01-25 2024-09-25 SiLC Technologies, Inc. Steering of output signals in lidar systems
US11698441B2 (en) * 2019-03-22 2023-07-11 Viavi Solutions Inc. Time of flight-based three-dimensional sensing system
US11480685B2 (en) 2019-05-05 2022-10-25 Apple Inc. Compact optical packaging of LiDAR systems using diffractive structures behind angled interfaces
WO2021001502A1 (en) 2019-07-03 2021-01-07 Blickfeld GmbH Post-scanner telescope optics for lidar system
EP3994488A4 (en) 2019-07-04 2023-07-19 Baraja Pty Ltd HOMODYNE RECEPTION ARCHITECTURE IN A SPATIAL ESTIMATION SYSTEM
DE102020104601A1 (de) 2020-02-21 2021-08-26 Blickfeld GmbH Betriebsfähigkeitsüberwachung für Lichtdetektions- und Entfernungsmesssysteme
DE102020113647A1 (de) 2020-05-20 2021-11-25 Blickfeld GmbH Optical System for Light Detection and Ranging, LIDAR
CN111856481B (zh) * 2020-07-29 2021-07-06 杭州视光半导体科技有限公司 一种扫描器以及应用该扫描器的同轴和非同轴雷达系统
US11487058B2 (en) 2020-08-13 2022-11-01 Applied Materials, Inc. Method for manufacturing optical device structures
CN117083534A (zh) * 2021-03-02 2023-11-17 实光半导体科技(上海)有限公司 激光雷达光束扫描系统
WO2023141672A1 (en) * 2022-01-28 2023-08-03 Baraja Pty Ltd Spatial profiling systems and method
JP2024000938A (ja) * 2022-06-21 2024-01-09 ソニーセミコンダクタソリューションズ株式会社 光検出装置及び測距システム
CN117907973A (zh) * 2022-10-19 2024-04-19 上海禾赛科技有限公司 激光雷达的扫描模块和激光雷达
JP7711254B1 (ja) 2024-04-18 2025-07-22 Ｎｔｔイノベーティブデバイス株式会社 光ビーム偏向装置および投受光装置

Family Cites Families (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791715A (fr) 1971-12-03 1973-05-22 D Comp Gen Telemetre a modulation de frequence
US3953667A (en) 1974-06-28 1976-04-27 Martin Marietta Corporation Passive and/or active imaging system
US4830486A (en) 1984-03-16 1989-05-16 Goodwin Frank E Frequency modulated lasar radar
DE4427352C1 (de) 1994-08-02 1996-01-18 Siemens Ag Verfahren zur hochauflösenden Abstandsmessung mittels FMCW-Laser-Radar
US6147760A (en) 1994-08-30 2000-11-14 Geng; Zheng Jason High speed three dimensional imaging method
JPH08189965A (ja) 1995-01-09 1996-07-23 Honda Motor Co Ltd 車両用レーダ装置
US5583683A (en) 1995-06-15 1996-12-10 Optical Corporation Of America Optical multiplexing device
IL139982A (en) 1996-04-01 2004-07-25 Lockheed Corp Laser / FLIR integrated optics system
WO1997043806A2 (en) 1996-05-17 1997-11-20 Uab Research Foundation Semiconductor laser with a superbroadband or multiline spectral output
DE19622777A1 (de) 1996-06-07 1997-12-11 Bosch Gmbh Robert Sensorsystem zur automatischen relativen Positionskontrolle
US5877851A (en) 1997-09-24 1999-03-02 The United States Of America As Represented By The Secretary Of The Army Scannerless ladar architecture employing focal plane detector arrays and FM-CW ranging theory
US6031658A (en) 1998-09-25 2000-02-29 University Of Central Florida Digital control polarization based optical scanner
US6377720B1 (en) 1999-02-24 2002-04-23 Micro-Optics, Inc. Inline optical circulators
US6263127B1 (en) 1999-05-13 2001-07-17 Lucent Technologies Inc. Free-space/arrayed-waveguide router
US6263131B1 (en) 1999-07-02 2001-07-17 Nortel Networks (Photonics) Pty Ltd. Reflective non-reciprocal optical device
US6339661B1 (en) 1999-10-20 2002-01-15 Micro-Optics, Inc. Polarization maintaining fiber optic circulators
US6687036B2 (en) 2000-11-03 2004-02-03 Nuonics, Inc. Multiplexed optical scanner technology
JP2002268013A (ja) 2001-03-09 2002-09-18 Furukawa Electric Co Ltd:The 光サーキュレータ
US7016098B2 (en) * 2001-08-31 2006-03-21 Lucent Technologies Inc. Optical device with configurable channel allocation
US6665063B2 (en) 2001-09-04 2003-12-16 Rosemount Aerospace Inc. Distributed laser obstacle awareness system
US6556282B2 (en) 2001-09-04 2003-04-29 Rosemount Aerospace, Inc. Combined LOAS and LIDAR system
US20030223748A1 (en) * 2002-02-20 2003-12-04 Stowe Timothy D. System and method for seamless spectral control
TW586022B (en) 2002-02-26 2004-05-01 Slight Opto Electronics Co Ltd Moire lens
US20040086214A1 (en) 2002-07-10 2004-05-06 Finisar Corporation Optical circulator for bi-directional communication
AU2003245360A1 (en) * 2002-08-08 2004-02-25 The Regents Of The University Of California Wavelength-selective 1xn2 switches with two-dimensional input/output fiber arrays
US20040135716A1 (en) 2002-12-10 2004-07-15 Wootton John R. Laser rangefinder decoy systems and methods
US7916278B2 (en) 2004-04-06 2011-03-29 Bae Systems Information And Electronic Systems Integration Inc. Polyspectral rangefinder for close-in target ranging and identification of incoming threats
US7397980B2 (en) 2004-06-14 2008-07-08 Optium Australia Pty Limited Dual-source optical wavelength processor
US7804053B2 (en) 2004-12-03 2010-09-28 Lockheed Martin Corporation Multi-spectral direction finding sensor having plural detection channels capable of collecting plural sets of optical radiation with different bandwidths
US7532311B2 (en) 2005-04-06 2009-05-12 Lockheed Martin Coherent Technologies, Inc. Efficient lidar with flexible target interrogation pattern
EP1929354B1 (en) 2005-09-27 2017-07-26 Bishop, Mark, Vincent Energy signal processing system
ATE481653T1 (de) 2006-01-29 2010-10-15 Rafael Armament Dev Authority Ladar mit passivem faser-optischem scanner
US7501616B2 (en) 2006-05-25 2009-03-10 Microvision, Inc. Method and apparatus for capturing an image of a moving object
US7570347B2 (en) 2007-06-26 2009-08-04 The United States Of America As Represented By The Secretary Of The Army Chirped amplitude modulation ladar
US8179594B1 (en) * 2007-06-29 2012-05-15 Lockheed Martin Corporation Method and apparatus for spectral-beam combining of fanned-in laser beams with chromatic-dispersion compensation using a plurality of diffractive gratings
CN104765041B (zh) 2007-10-09 2019-07-26 文达光电股份有限公司 基于半导体激光器和放大器的相干激光雷达系统
JP5417723B2 (ja) * 2008-03-18 2014-02-19 株式会社豊田中央研究所 方位測定方法及び方位測定装置
US7986397B1 (en) 2008-04-30 2011-07-26 Lockheed Martin Coherent Technologies, Inc. FMCW 3-D LADAR imaging systems and methods with reduced Doppler sensitivity
WO2009145314A1 (ja) 2008-05-29 2009-12-03 花王株式会社 パエシロマイセス バリオッティの検出方法
IL200332A0 (en) 2008-08-19 2010-04-29 Rosemount Aerospace Inc Lidar system using a pseudo-random pulse sequence
US8440952B2 (en) 2008-11-18 2013-05-14 The Regents Of The University Of California Methods for optical amplified imaging using a two-dimensional spectral brush
JP5167178B2 (ja) 2009-03-18 2013-03-21 株式会社リコー 強光沢バリアブル印刷用メディアおよび記録方法
JP5712468B2 (ja) 2009-07-14 2015-05-07 日産自動車株式会社 波形観測装置及び方法
BR112012006806A2 (pt) 2009-09-28 2020-08-18 Pentalum Technologies Ltd. sistema e método para monitorar características de vento em um volume, anemômetro a laser, sistema e método para controlar a operação de múltiplas turbinas eólicas
JP5489658B2 (ja) 2009-11-05 2014-05-14 キヤノン株式会社 計測装置
US8159680B2 (en) 2010-02-16 2012-04-17 Massachusetts Institute Of Technology Single-transducer, three-dimensional laser imaging system and method
CN103081261B (zh) 2010-03-05 2016-03-09 泰拉二极管公司 波长光束组合系统与方法
US8614853B2 (en) 2010-03-09 2013-12-24 Massachusetts Institute Of Technology Two-dimensional wavelength-beam-combining of lasers using first-order grating stack
US8755652B2 (en) * 2010-07-26 2014-06-17 Oclaro Technology Limited Multi-channel optical signal monitoring device and method
JP5686342B2 (ja) 2011-01-28 2015-03-18 国立大学法人東北大学 レーザレーダ装置およびレーザ合成開口レーダ装置
US8659748B2 (en) * 2011-02-15 2014-02-25 Optical Air Data Systems, Llc Scanning non-scanning LIDAR
US9310487B2 (en) 2011-12-21 2016-04-12 Mitsubishi Electric Corporation Lidar with a plurality of laser light rays having different wavelengths
US8908160B2 (en) 2011-12-23 2014-12-09 Optical Air Data Systems, Llc Optical air data system suite of sensors
US9246589B2 (en) 2012-01-20 2016-01-26 Technische Universiteit Eindhoven Two-dimensional optical beam steering module
WO2013119858A1 (en) 2012-02-07 2013-08-15 Dueck Robert Two-dimensional laser system employing two dispersive elements
EP2626722B1 (de) 2012-02-07 2016-09-21 Sick AG Optoelektronischer Sensor und Verfahren zur Erfassung und Abstandsbestimmung von Objekten
US9851443B2 (en) 2012-03-16 2017-12-26 Alcatel Lucent Optical beam sweeper
KR102144521B1 (ko) 2012-05-29 2020-08-14 브라이트웨이 비젼 엘티디. 적응 피사계심도를 이용한 게이트된 영상 획득 방법 및 영상 시스템
US9103992B1 (en) * 2012-11-01 2015-08-11 Capella Photonics, Inc. Flexible bandwidth wavelength selective switch
US9435957B1 (en) * 2012-11-07 2016-09-06 Coadna Photonics Inc. Cyclic demultiplexer with grating and mirror array
US9684076B1 (en) 2013-03-15 2017-06-20 Daniel Feldkhun Frequency multiplexed ranging
DE102013215627A1 (de) 2013-08-08 2015-02-12 Robert Bosch Gmbh Lichtdetektionsvorrichtung und Steuerverfahren
US9490895B2 (en) 2013-09-20 2016-11-08 Finisar Corporation Ultrafast high resolution optical channel monitor
US9443310B2 (en) * 2013-10-09 2016-09-13 Microsoft Technology Licensing, Llc Illumination modules that emit structured light
EP3441790A1 (en) 2013-10-23 2019-02-13 Ladar Limited A laser detection and ranging device for detecting an object under a water surface
US20160291137A1 (en) 2013-12-10 2016-10-06 Mitsubishi Electric Corporation Laser radar device
US20150192677A1 (en) 2014-01-03 2015-07-09 Quanergy Systems, Inc. Distributed lidar sensing system for wide field of view three dimensional mapping and method of using same
KR20150095033A (ko) 2014-02-12 2015-08-20 한국전자통신연구원 레이저 레이더 장치 및 그것의 영상 획득 방법
JP7171190B2 (ja) 2014-11-11 2022-11-15 コーニンクレッカ フィリップス エヌ ヴェ 線源－検出器装置
US10732287B2 (en) 2014-12-19 2020-08-04 Windar Photonics A/S LIDAR based on MEMS
HK1256971A1 (zh) * 2015-09-28 2019-10-04 博莱佳私人有限公司 空间分析测量系统和方法
KR102745339B1 (ko) 2016-07-29 2024-12-20 삼성전자주식회사 빔 스티어링 소자 및 이를 포함하는 광학 장치
CA3044075A1 (en) 2016-11-16 2018-05-24 Baraja Pty Ltd An optical beam director

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240147317A (ko) 2023-03-31 2024-10-08 동우 화인켐 주식회사 라이다 장치
KR20250000644A (ko) 2023-06-27 2025-01-03 동우 화인켐 주식회사 라이다 장치

Also Published As

Publication number Publication date
US11422238B2 (en) 2022-08-23
EP3542209A1 (en) 2019-09-25
WO2018090085A1 (en) 2018-05-24
AU2017361118B2 (en) 2021-11-04
EP3542209B1 (en) 2022-03-23
CA3044075A1 (en) 2018-05-24
CN110168430A (zh) 2019-08-23
AU2017361118A1 (en) 2019-06-06
EP3542209A4 (en) 2020-07-01
JP7125582B2 (ja) 2022-08-25
CN110168430B (zh) 2022-08-23
JP2019536098A (ja) 2019-12-12
US20190361097A1 (en) 2019-11-28

Similar Documents

Publication Publication Date Title
KR20190079679A (ko) 광학 빔 지향기
US9348137B2 (en) Optical scanning apparatus, system and method
US6741768B2 (en) Optical switch
CN103293698B (zh) 一种基于光栅的可调滤波器
US8634129B2 (en) Wavelength selective switch
JPH08511639A (ja) 拡大されたバーコード読取範囲深さを与える装置
CN113219438A (zh) 一种高精度mems激光雷达发射装置和方法
EP2248073B1 (en) Optical pattern generators using axicon segments
KR101399985B1 (ko) 실린더형 광학계를 이용한 레이저 빔의 포컬 스폿 사이즈 조절 장치
JP2011085916A (ja) 複数ビーム偏向器、二次元スキャナ及び複数ビーム偏向モジュール
US6437896B1 (en) Device for deviating electromagnetic rays or radiation beams in the optical spectral domain
US6288831B1 (en) Laser modulating optical system
US10386031B2 (en) Light device with movable scanning means and optical fiber
US11789333B2 (en) System and method for temporal dispersion compensator
US6728488B1 (en) Optical systems employing anamorphic beams and diffraction gratings
US7997739B2 (en) Optical beam scanning device, image forming apparatus
KR20220031686A (ko) 다중 채널 광기계적 어드레싱 장치
US9454002B2 (en) Wavelength selection switch
US7336907B2 (en) Optical assembly having cylindrical lenses and related method of modulating optical signals
JP7377990B2 (ja) チューナブルレーザベースの光源
KR20190039453A (ko) 화상 표시 장치
Seno et al. Tunable dispersion compensator consisting of simple optics with arrayed-waveguide grating and flat mirror
JPH0588006A (ja) シリンドリカルレンズ

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20190614

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20201111

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20220902

Patent event code: PE09021S01D

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20230327

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20230602

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20230327

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I

Patent event date: 20220902

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I