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)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Remote Sensing (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
AU2016904674 2016-11-16
AU2016904674A AU2016904674A0 (en) 2016-11-16 An optical beam director
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 (cg-RX-API-DMAC7.html)
EP (1) EP3542209B1 (cg-RX-API-DMAC7.html)
JP (1) JP7125582B2 (cg-RX-API-DMAC7.html)
KR (1) KR20190079679A (cg-RX-API-DMAC7.html)
CN (1) CN110168430B (cg-RX-API-DMAC7.html)
AU (1) AU2017361118B2 (cg-RX-API-DMAC7.html)
CA (1) CA3044075A1 (cg-RX-API-DMAC7.html)
WO (1) WO2018090085A1 (cg-RX-API-DMAC7.html)

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 (22)

* 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
JP7125582B2 (ja) 2016-11-16 2022-08-25 バラハ ピーティーワイ リミテッド 光学ビームディレクタ
EP3555663B1 (en) 2016-12-16 2024-07-31 Baraja Pty Ltd Estimation of spatial profile of environment
JP7191399B2 (ja) 2017-08-25 2022-12-19 バラハ ピーティーワイ リミテッド 環境の空間プロファイルの推定
KR20200084863A (ko) 2017-09-06 2020-07-13 바라자 피티와이 엘티디 광학 빔 지향기
JP2022503383A (ja) * 2018-06-07 2022-01-12 バラハ ピーティーワイ リミテッド 光ビーム導波器
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
WO2020154707A1 (en) * 2019-01-25 2020-07-30 Silc Technologies, Inc. Steering of output signals in lidar systems
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
WO2021000026A1 (en) 2019-07-04 2021-01-07 Baraja Pty Ltd Homodyne receive 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
US20220283271A1 (en) * 2021-03-02 2022-09-08 Denselight Semiconductors Pte Ltd Beam scanning system for lidar
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
EP1357397B1 (en) 1996-04-01 2011-08-17 Lockheed Martin Corporation Combined laser/FLIR 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
US6556282B2 (en) 2001-09-04 2003-04-29 Rosemount Aerospace, Inc. Combined LOAS and LIDAR system
US6665063B2 (en) 2001-09-04 2003-12-16 Rosemount Aerospace Inc. Distributed laser obstacle awareness 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
WO2004015469A1 (en) 2002-08-08 2004-02-19 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
WO2006028512A2 (en) 2004-04-06 2006-03-16 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
US7485862B2 (en) 2006-01-29 2009-02-03 Rafael Advanced Defense Systems Ltd. Time-space multiplexed LADAR
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
ES2539119T3 (es) 2007-10-09 2015-06-26 Windar Photonics A/S Sistema LIDAR coherente basado en láser y amplificador semiconductor
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
EP2325309B1 (en) 2008-05-29 2014-10-22 Kao Corporation Method for detection of paecilomyces variotii
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
CN102667495A (zh) 2009-09-28 2012-09-12 喷特路姆科技有限公司 用于远程风感测的方法、装置和系统
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
JP5981855B2 (ja) 2010-03-05 2016-08-31 テラダイオード， インコーポレーテッド 波長ビーム結合システムおよび方法
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
EP2796890B1 (en) 2011-12-21 2017-06-28 Mitsubishi Electric Corporation Laser radar device
US8908160B2 (en) 2011-12-23 2014-12-09 Optical Air Data Systems, Llc Optical air data system suite of sensors
WO2013107853A1 (en) 2012-01-20 2013-07-25 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
CN104364673B (zh) 2012-05-29 2018-03-13 布莱特瓦维森有限公司 使用自适应景深的选通成像
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
WO2015087564A1 (ja) 2013-12-10 2015-06-18 三菱電機株式会社 レーザレーダ装置
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
US10485492B2 (en) * 2014-11-11 2019-11-26 Koninklijke Philips N.V. Source-detector arrangement
WO2016097409A2 (en) 2014-12-19 2016-06-23 Windar Photonic 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
JP7125582B2 (ja) 2016-11-16 2022-08-25 バラハ ピーティーワイ リミテッド 光学ビームディレクタ

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

Similar Documents

Publication Publication Date Title
KR20190079679A (ko) 광학 빔 지향기
US9348137B2 (en) Optical scanning apparatus, system and method
US6741768B2 (en) Optical switch
CN113219438B (zh) 一种高精度mems激光雷达发射装置和方法
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
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
CN207662517U (zh) 一种全谱高分辨多方式扫描单色系统
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
US9454002B2 (en) Wavelength selection switch
US7336907B2 (en) Optical assembly having cylindrical lenses and related method of modulating optical signals
KR20220031686A (ko) 다중 채널 광기계적 어드레싱 장치
JP7377990B2 (ja) チューナブルレーザベースの光源
JPH103047A (ja) ２ビーム走査用光源装置
KR20190039453A (ko) 화상 표시 장치
Seno et al. Tunable dispersion compensator consisting of simple optics with arrayed-waveguide grating and flat mirror
KR20220122925A (ko) 디퓨저 기기
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