AU2017361118B2 - An optical beam director - Google Patents

An optical beam director Download PDF

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Publication number
AU2017361118B2
AU2017361118B2 AU2017361118A AU2017361118A AU2017361118B2 AU 2017361118 B2 AU2017361118 B2 AU 2017361118B2 AU 2017361118 A AU2017361118 A AU 2017361118A AU 2017361118 A AU2017361118 A AU 2017361118A AU 2017361118 B2 AU2017361118 B2 AU 2017361118B2
Authority
AU
Australia
Prior art keywords
light
dimension
wavelengths
steering
elements
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
AU2017361118A
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English (en)
Other versions
AU2017361118A1 (en
Inventor
Federico COLLARTE BONDY
Rebecca LODIN
Cibby Pulikkaseril
Andrea TABACCHINI
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.)
Baraja Pty Ltd
Original Assignee
Baraja Pty Ltd
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 Baraja Pty Ltd filed Critical Baraja Pty Ltd
Publication of AU2017361118A1 publication Critical patent/AU2017361118A1/en
Application granted granted Critical
Publication of AU2017361118B2 publication Critical patent/AU2017361118B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • G01S17/08—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)
AU2017361118A 2016-11-16 2017-11-15 An optical beam director Ceased AU2017361118B2 (en)

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
AU2017902306A AU2017902306A0 (en) 2017-06-16 An optical beam director
AU2017902306 2017-06-16
PCT/AU2017/051255 WO2018090085A1 (en) 2016-11-16 2017-11-15 An optical beam director

Publications (2)

Publication Number Publication Date
AU2017361118A1 AU2017361118A1 (en) 2019-06-06
AU2017361118B2 true AU2017361118B2 (en) 2021-11-04

Family

ID=62145017

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2017361118A Ceased AU2017361118B2 (en) 2016-11-16 2017-11-15 An optical beam director

Country Status (8)

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

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US11162789B2 (en) 2016-12-16 2021-11-02 Baraja Pty Ltd Estimation of spatial profile of environment
KR20200081357A (ko) 2017-08-25 2020-07-07 바라자 피티와이 엘티디 환경의 공간 프로파일의 추정
EP3679666A4 (en) 2017-09-06 2021-05-26 Baraja Pty Ltd OPTICAL BEAM DIRECTOR
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WO2019241825A1 (en) * 2018-06-21 2019-12-26 Baraja Pty Ltd An optical beam director
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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
KR20250000644A (ko) 2023-06-27 2025-01-03 동우 화인켐 주식회사 라이다 장치
KR20240147317A (ko) 2023-03-31 2024-10-08 동우 화인켐 주식회사 라이다 장치
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US11422238B2 (en) 2022-08-23
WO2018090085A1 (en) 2018-05-24
EP3542209A1 (en) 2019-09-25
JP2019536098A (ja) 2019-12-12
CA3044075A1 (en) 2018-05-24
KR20190079679A (ko) 2019-07-05
JP7125582B2 (ja) 2022-08-25
CN110168430B (zh) 2022-08-23
US20190361097A1 (en) 2019-11-28

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