CN114846399B - 投光装置及移动体 - Google Patents

投光装置及移动体

Info

Publication number
CN114846399B
CN114846399B CN202080089698.2A CN202080089698A CN114846399B CN 114846399 B CN114846399 B CN 114846399B CN 202080089698 A CN202080089698 A CN 202080089698A CN 114846399 B CN114846399 B CN 114846399B
Authority
CN
China
Prior art keywords
light
angle
emitting surface
mirror
light emitting
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.)
Active
Application number
CN202080089698.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN114846399A (zh
Inventor
鸣海建治
桥谷享
清原督三
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN114846399A publication Critical patent/CN114846399A/zh
Application granted granted Critical
Publication of CN114846399B publication Critical patent/CN114846399B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0025—Combination of two or more reflectors for a single light source
    • F21V7/0033—Combination of two or more reflectors for a single light source with successive reflections from one reflector to the next or following
    • 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
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • 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
    • 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
    • G01S7/4818—Constructional features, e.g. arrangements of optical elements using optical fibres
    • 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
    • G02F1/295—Analog deflection from or in an optical waveguide structure]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CN202080089698.2A 2020-01-16 2020-10-23 投光装置及移动体 Active CN114846399B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-005282 2020-01-16
JP2020005282 2020-01-16
PCT/JP2020/040011 WO2021145045A1 (ja) 2020-01-16 2020-10-23 投光装置、および移動体

Publications (2)

Publication Number Publication Date
CN114846399A CN114846399A (zh) 2022-08-02
CN114846399B true CN114846399B (zh) 2026-03-17

Family

ID=76864099

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080089698.2A Active CN114846399B (zh) 2020-01-16 2020-10-23 投光装置及移动体

Country Status (4)

Country Link
US (1) US12591044B2 (https=)
JP (1) JP7531112B2 (https=)
CN (1) CN114846399B (https=)
WO (1) WO2021145045A1 (https=)

Citations (3)

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JPH05205199A (ja) * 1992-01-29 1993-08-13 Mazda Motor Corp 車両の障害物検出装置
JP2008102191A (ja) * 2006-10-17 2008-05-01 Seiko Epson Corp 走査型光学装置
CN110537143A (zh) * 2018-03-27 2019-12-03 松下知识产权经营株式会社 光设备及光检测系统

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JP2000075030A (ja) * 1998-08-27 2000-03-14 Aisin Seiki Co Ltd スキャン型レーザーレーダ装置
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CN103403577B (zh) * 2011-03-02 2015-02-11 丰田自动车株式会社 激光雷达装置
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KR101551667B1 (ko) * 2013-11-27 2015-09-09 현대모비스(주) 라이다 센서 시스템
US10088557B2 (en) * 2015-03-20 2018-10-02 MSOTEK Co., Ltd LIDAR apparatus
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CN108700790B (zh) 2016-01-22 2021-10-22 国立大学法人横浜国立大学 光偏转器及激光雷达装置
US11619484B2 (en) * 2016-09-21 2023-04-04 Nec Corporation Distance measurement system, distance measurement method, and program recording medium
CN108351571B (zh) 2016-09-29 2022-11-04 松下知识产权经营株式会社 光扫描设备、光接收设备及光检测系统
WO2018061231A1 (ja) 2016-09-29 2018-04-05 パナソニックＩｐマネジメント株式会社 光スキャンデバイス、光受信デバイス、および導波路アレイ
WO2018061515A1 (ja) 2016-09-29 2018-04-05 パナソニックＩｐマネジメント株式会社 光スキャンデバイス、光受信デバイス、および光検出システム
EP3521919B1 (en) 2016-09-29 2024-11-27 Panasonic Intellectual Property Management Co., Ltd. Optical scan device, light receiving device, and optical detection system
CN108415205B (zh) 2017-02-09 2022-11-04 松下知识产权经营株式会社 光扫描设备、光接收设备以及光检测系统
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JP6988225B2 (ja) 2017-07-24 2022-01-05 凸版印刷株式会社 レーザ走査装置
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05205199A (ja) * 1992-01-29 1993-08-13 Mazda Motor Corp 車両の障害物検出装置
JP2008102191A (ja) * 2006-10-17 2008-05-01 Seiko Epson Corp 走査型光学装置
CN110537143A (zh) * 2018-03-27 2019-12-03 松下知识产权经营株式会社 光设备及光检测系统

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* Cited by examiner, † Cited by third party
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Beam-steering in hollow ZrO2/SiO2 distributed Bragg reflector waveguides for one-dimensional RGB imaging;xiaodong GU等;Japanese Journal of Applied Physics;20140130;第030302-1页左栏第1行-第3行、左栏第39行-右栏第19行、第030302-2页左栏第1行-第030302-3页右栏第13行，附图1-5 *

Also Published As

Publication number Publication date
JPWO2021145045A1 (https=) 2021-07-22
US12591044B2 (en) 2026-03-31
CN114846399A (zh) 2022-08-02
US20220317259A1 (en) 2022-10-06
WO2021145045A1 (ja) 2021-07-22
JP7531112B2 (ja) 2024-08-09

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