EP3769037A4 - Programmable light curtains - Google Patents

Programmable light curtains Download PDF

Info

Publication number
EP3769037A4
EP3769037A4 EP19772623.5A EP19772623A EP3769037A4 EP 3769037 A4 EP3769037 A4 EP 3769037A4 EP 19772623 A EP19772623 A EP 19772623A EP 3769037 A4 EP3769037 A4 EP 3769037A4
Authority
EP
European Patent Office
Prior art keywords
light curtains
programmable light
programmable
curtains
light
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
EP19772623.5A
Other languages
German (de)
French (fr)
Other versions
EP3769037A1 (en
Inventor
Srinivasa Narasimhan
Jian Wang
Aswin C. Sankaranarayanan
Joseph BARTELS
William Whittaker
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
Application filed by Carnegie Mellon University filed Critical Carnegie Mellon University
Publication of EP3769037A1 publication Critical patent/EP3769037A1/en
Publication of EP3769037A4 publication Critical patent/EP3769037A4/en
Pending legal-status Critical Current

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
    • G01S17/88—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
    • 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
    • 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
    • G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • 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
EP19772623.5A 2018-03-23 2019-03-11 Programmable light curtains Pending EP3769037A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862761479P 2018-03-23 2018-03-23
PCT/US2019/021569 WO2019182784A1 (en) 2018-03-23 2019-03-11 Programmable light curtains

Publications (2)

Publication Number Publication Date
EP3769037A1 EP3769037A1 (en) 2021-01-27
EP3769037A4 true EP3769037A4 (en) 2021-11-24

Family

ID=67987449

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19772623.5A Pending EP3769037A4 (en) 2018-03-23 2019-03-11 Programmable light curtains

Country Status (4)

Country Link
EP (1) EP3769037A4 (en)
JP (1) JP2021518536A (en)
CA (1) CA3094199A1 (en)
WO (1) WO2019182784A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010035636A1 (en) * 1998-11-27 2001-11-01 Hamamatsu Photonics K.K. Occupant sensor and airbag control apparatus
WO2016131036A1 (en) * 2015-02-13 2016-08-18 Carnegie Mellon University Imaging system with synchronized dynamic control of directable beam light source and reconfigurably masked photo-sensor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08159756A (en) * 1994-12-12 1996-06-21 Nikon Corp Obstacle detector
JPH11132713A (en) * 1997-10-30 1999-05-21 Oki Electric Ind Co Ltd Distance measuring device and automatic focus control and photographing device, and recessed and projecting part detector
US6415051B1 (en) * 1999-06-24 2002-07-02 Geometrix, Inc. Generating 3-D models using a manually operated structured light source
JP5243996B2 (en) * 2009-03-02 2013-07-24 スタンレー電気株式会社 Object detection device
JP5528910B2 (en) * 2010-06-02 2014-06-25 株式会社Ｐｆｕ Overhead image reader
JP6001960B2 (en) * 2012-08-23 2016-10-05 大塚電子株式会社 Light distribution characteristic measuring apparatus and light distribution characteristic measuring method
US9188775B2 (en) * 2013-08-28 2015-11-17 United Sciences, Llc Optical scanning and measurement
NO335649B1 (en) * 2013-09-27 2015-01-19 Megalink As System and method for determining the position of a bullet projectile on a flash plane
JP6552043B2 (en) * 2014-11-04 2019-07-31 オリンパス株式会社 Sheet illumination microscope

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010035636A1 (en) * 1998-11-27 2001-11-01 Hamamatsu Photonics K.K. Occupant sensor and airbag control apparatus
WO2016131036A1 (en) * 2015-02-13 2016-08-18 Carnegie Mellon University Imaging system with synchronized dynamic control of directable beam light source and reconfigurably masked photo-sensor

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019182784A1 *
SUPREETH ACHAR ET AL: "Epipolar time-of-flight imaging", ACM TRANSACTIONS ON GRAPHICS, ACM, NY, US, vol. 36, no. 4, 20 July 2017 (2017-07-20), pages 1 - 8, XP058372811, ISSN: 0730-0301, DOI: 10.1145/3072959.3073686 *

Also Published As

Publication number Publication date
JP2021518536A (en) 2021-08-02
EP3769037A1 (en) 2021-01-27
CA3094199A1 (en) 2019-09-26
WO2019182784A1 (en) 2019-09-26

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