EP3956631A4 - AGILE DEPTH SENSING USING TRIANGULATION LIGHT CURTAINS - Google Patents

AGILE DEPTH SENSING USING TRIANGULATION LIGHT CURTAINS Download PDF

Info

Publication number
EP3956631A4
EP3956631A4 EP19924858.4A EP19924858A EP3956631A4 EP 3956631 A4 EP3956631 A4 EP 3956631A4 EP 19924858 A EP19924858 A EP 19924858A EP 3956631 A4 EP3956631 A4 EP 3956631A4
Authority
EP
European Patent Office
Prior art keywords
agile
depth sensing
light curtains
triangulation light
triangulation
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.)
Pending
Application number
EP19924858.4A
Other languages
German (de)
French (fr)
Other versions
EP3956631A1 (en
Inventor
Srinivasa Narasimhan
Joseph BARTELS
William L. Whittaker
Jian Wang
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.)
Carnegie Mellon University
Original Assignee
Carnegie Mellon University
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 US16/470,885 external-priority patent/US11493634B2/en
Application filed by Carnegie Mellon University filed Critical Carnegie Mellon University
Publication of EP3956631A1 publication Critical patent/EP3956631A1/en
Publication of EP3956631A4 publication Critical patent/EP3956631A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2518—Projection by scanning of the object
    • 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
    • G01S17/46—Indirect determination of position data
    • G01S17/48—Active triangulation systems, i.e. using the transmission and reflection of electromagnetic waves other than radio waves
    • 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
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
    • 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
    • G01S17/04—Systems determining the presence of a target

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
EP19924858.4A 2019-04-17 2019-09-25 AGILE DEPTH SENSING USING TRIANGULATION LIGHT CURTAINS Pending EP3956631A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/470,885 US11493634B2 (en) 2015-02-13 2019-03-11 Programmable light curtains
US201962920178P 2019-04-17 2019-04-17
PCT/US2019/052854 WO2020214201A1 (en) 2019-04-17 2019-09-25 Agile depth sensing using triangulation light curtains

Publications (2)

Publication Number Publication Date
EP3956631A1 EP3956631A1 (en) 2022-02-23
EP3956631A4 true EP3956631A4 (en) 2022-12-28

Family

ID=72836986

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19924858.4A Pending EP3956631A4 (en) 2019-04-17 2019-09-25 AGILE DEPTH SENSING USING TRIANGULATION LIGHT CURTAINS

Country Status (4)

Country Link
EP (1) EP3956631A4 (en)
JP (1) JP7403860B2 (en)
CA (1) CA3137060A1 (en)
WO (1) WO2020214201A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2024201865A1 (en) * 2023-03-30 2024-10-03
JP7618108B1 (en) * 2023-03-30 2025-01-20 三菱電機株式会社 3D sensing device
JPWO2024201888A1 (en) * 2023-03-30 2024-10-03
WO2024201877A1 (en) * 2023-03-30 2024-10-03 三菱電機株式会社 Image sensing device
WO2026053445A1 (en) * 2024-09-09 2026-03-12 三菱電機株式会社 Three-dimensional sensing apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010203864A (en) * 2009-03-02 2010-09-16 Stanley Electric Co Ltd Object detection device
US20150176977A1 (en) * 2013-12-20 2015-06-25 Lemoptix Sa Methods and devices for determining position or distance
US20150253428A1 (en) * 2013-03-15 2015-09-10 Leap Motion, Inc. Determining positional information for an object in space

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19581099B4 (en) * 1994-09-28 2006-07-27 William Richard Fright Optical surface scanner and surveying method
JP2004150810A (en) 2002-10-28 2004-05-27 Sony Corp 3D image measurement device
JP5001286B2 (en) * 2005-10-11 2012-08-15 プライム センス リミティド Object reconstruction method and system
JP2008224629A (en) 2007-03-15 2008-09-25 Funai Electric Co Ltd 3D shape measuring device
US10181190B2 (en) * 2014-11-04 2019-01-15 Olympus Corporation Microscope and microscope image acquisition method
WO2018136709A1 (en) 2017-01-20 2018-07-26 Carnegie Mellon University Method for epipolar time of flight imaging

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010203864A (en) * 2009-03-02 2010-09-16 Stanley Electric Co Ltd Object detection device
US20150253428A1 (en) * 2013-03-15 2015-09-10 Leap Motion, Inc. Determining positional information for an object in space
US20150176977A1 (en) * 2013-12-20 2015-06-25 Lemoptix Sa Methods and devices for determining position or distance

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020214201A1 *
WANG JIAN ET AL: "Programmable Triangulation Light Curtains", 7 October 2018, PATTERN RECOGNITION : 5TH ASIAN CONFERENCE, ACPR 2019, AUCKLAND, NEW ZEALAND, NOVEMBER 26-29, 2019, REVISED SELECTED PAPERS, PART II; [LECTURE NOTES IN COMPUTER SCIENCE], SPRINGER INTERNATIONAL PUBLISHING, CHAM, PAGE(S) 20 - 35, ISBN: 978-3-030-41298-2, ISSN: 0302-9743, XP047635806 *

Also Published As

Publication number Publication date
WO2020214201A1 (en) 2020-10-22
JP2022530349A (en) 2022-06-29
EP3956631A1 (en) 2022-02-23
JP7403860B2 (en) 2023-12-25
CA3137060A1 (en) 2020-10-22

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