SG11201706757WA - Laser radar device and traveling body - Google Patents

Laser radar device and traveling body

Info

Publication number
SG11201706757WA
SG11201706757WA SG11201706757WA SG11201706757WA SG11201706757WA SG 11201706757W A SG11201706757W A SG 11201706757WA SG 11201706757W A SG11201706757W A SG 11201706757WA SG 11201706757W A SG11201706757W A SG 11201706757WA SG 11201706757W A SG11201706757W A SG 11201706757WA
Authority
SG
Singapore
Prior art keywords
laser radar
traveling body
radar device
traveling
laser
Prior art date
Application number
SG11201706757WA
Inventor
Kohei Kawazoe
Takahiro Kubota
Original Assignee
Mitsubishi Heavy Ind 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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of SG11201706757WA publication Critical patent/SG11201706757WA/en

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L15/00—Indicators provided on the vehicle or train for signalling purposes
    • B61L15/0081—On-board diagnosis or maintenance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • G01C3/06—Use of electric means to obtain final indication
    • 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
    • G01S7/4816—Constructional features, e.g. arrangements of optical elements of receivers 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
    • G01S7/4817—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
    • 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
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers
    • G01S7/4865—Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • 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
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/16—Anti-collision systems
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)
SG11201706757WA 2015-03-23 2015-11-19 Laser radar device and traveling body SG11201706757WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015060070A JP6522383B2 (en) 2015-03-23 2015-03-23 Laser radar device and traveling body
PCT/JP2015/082562 WO2016151938A1 (en) 2015-03-23 2015-11-19 Laser radar device and traveling body

Publications (1)

Publication Number Publication Date
SG11201706757WA true SG11201706757WA (en) 2017-09-28

Family

ID=56977945

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201706757WA SG11201706757WA (en) 2015-03-23 2015-11-19 Laser radar device and traveling body

Country Status (6)

Country Link
US (1) US10534085B2 (en)
EP (1) EP3252497A4 (en)
JP (1) JP6522383B2 (en)
CN (1) CN107407722B (en)
SG (1) SG11201706757WA (en)
WO (1) WO2016151938A1 (en)

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CA2892952C (en) 2015-01-19 2019-10-15 Tetra Tech, Inc. Protective shroud
US10349491B2 (en) 2015-01-19 2019-07-09 Tetra Tech, Inc. Light emission power control apparatus and method
CA2893007C (en) 2015-01-19 2020-04-28 Tetra Tech, Inc. Sensor synchronization apparatus and method
US10362293B2 (en) 2015-02-20 2019-07-23 Tetra Tech, Inc. 3D track assessment system and method
KR101877388B1 (en) * 2016-07-21 2018-07-11 엘지전자 주식회사 Lidar apparatus for Vehicle
JP7043738B2 (en) * 2017-04-20 2022-03-30 株式会社Ihi Object detection system
WO2019171726A1 (en) * 2018-03-08 2019-09-12 パナソニックＩｐマネジメント株式会社 Laser radar
CN108427933B (en) * 2018-03-23 2024-01-05 王雪燕 Identification system and identification method for laser obstacle clearance
JP2019191126A (en) * 2018-04-27 2019-10-31 シャープ株式会社 Optical radar device
CN110456327B (en) * 2018-05-08 2024-08-02 探维科技(北京)有限公司 Laser radar receiving device and laser radar system
US11377130B2 (en) 2018-06-01 2022-07-05 Tetra Tech, Inc. Autonomous track assessment system
US10807623B2 (en) 2018-06-01 2020-10-20 Tetra Tech, Inc. Apparatus and method for gathering data from sensors oriented at an oblique angle relative to a railway track
US10625760B2 (en) 2018-06-01 2020-04-21 Tetra Tech, Inc. Apparatus and method for calculating wooden crosstie plate cut measurements and rail seat abrasion measurements based on rail head height
US10730538B2 (en) 2018-06-01 2020-08-04 Tetra Tech, Inc. Apparatus and method for calculating plate cut and rail seat abrasion based on measurements only of rail head elevation and crosstie surface elevation
US11604260B2 (en) * 2018-11-19 2023-03-14 Baidu Usa Llc LIDAR device with polygon-shape mirror and prism for autonomous driving vehicles
CN111562587B (en) * 2019-02-14 2023-12-05 宁波舜宇车载光学技术有限公司 Radar device and transmitting end thereof
US10908291B2 (en) 2019-05-16 2021-02-02 Tetra Tech, Inc. System and method for generating and interpreting point clouds of a rail corridor along a survey path
JP2020187079A (en) * 2019-05-17 2020-11-19 三菱重工業株式会社 Laser radar system and traveling body
WO2021016801A1 (en) * 2019-07-29 2021-02-04 深圳市速腾聚创科技有限公司 Receiving optical system, laser light receiving module, laser radar, and light adjustment method
CN110988858B (en) * 2019-11-11 2021-12-07 西安空间无线电技术研究所 High-precision distance measurement method and system for dual-beam microwave landing radar
CN113030912B (en) * 2019-12-09 2024-05-28 觉芯电子(无锡)有限公司 Laser radar system based on scanning galvanometer

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Also Published As

Publication number Publication date
US10534085B2 (en) 2020-01-14
CN107407722B (en) 2020-07-28
CN107407722A (en) 2017-11-28
WO2016151938A1 (en) 2016-09-29
JP2016180623A (en) 2016-10-13
JP6522383B2 (en) 2019-05-29
US20180038957A1 (en) 2018-02-08
EP3252497A1 (en) 2017-12-06
EP3252497A4 (en) 2018-10-10

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