SG11202009416XA - Time of flight ranging with varying fields of emission - Google Patents

Time of flight ranging with varying fields of emission

Info

Publication number
SG11202009416XA
SG11202009416XA SG11202009416XA SG11202009416XA SG11202009416XA SG 11202009416X A SG11202009416X A SG 11202009416XA SG 11202009416X A SG11202009416X A SG 11202009416XA SG 11202009416X A SG11202009416X A SG 11202009416XA SG 11202009416X A SG11202009416X A SG 11202009416XA
Authority
SG
Singapore
Prior art keywords
emission
time
flight ranging
varying fields
varying
Prior art date
Application number
SG11202009416XA
Inventor
James Wilson Nash
Kalin Mitkov Atanassov
Stephen Michael Verrall
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of SG11202009416XA publication Critical patent/SG11202009416XA/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
    • 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
    • G01S7/484—Transmitters
    • 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
    • G01S7/4815—Constructional features, e.g. arrangements of optical elements of transmitters alone using multiple transmitters
    • 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
    • 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
    • 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
    • G01S17/894—3D imaging with simultaneous measurement of time-of-flight at a 2D array of receiver pixels, e.g. time-of-flight cameras or flash lidar
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
SG11202009416XA 2018-05-01 2019-04-22 Time of flight ranging with varying fields of emission SG11202009416XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/968,317 US10914823B2 (en) 2018-05-01 2018-05-01 Time of flight ranging with varying fields of emission
PCT/US2019/028537 WO2019212786A1 (en) 2018-05-01 2019-04-22 Time of flight ranging with varying fields of emission

Publications (1)

Publication Number Publication Date
SG11202009416XA true SG11202009416XA (en) 2020-11-27

Family

ID=66655424

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202009416XA SG11202009416XA (en) 2018-05-01 2019-04-22 Time of flight ranging with varying fields of emission

Country Status (7)

Country Link
US (1) US10914823B2 (en)
EP (1) EP3788402A1 (en)
CN (1) CN112055820B (en)
BR (1) BR112020022099A2 (en)
SG (1) SG11202009416XA (en)
TW (1) TW201945759A (en)
WO (1) WO2019212786A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10638061B2 (en) * 2018-09-18 2020-04-28 Analog Devices Global Unlimited Company Active-pixel image sensor
US11353588B2 (en) * 2018-11-01 2022-06-07 Waymo Llc Time-of-flight sensor with structured light illuminator
CN113075690B (en) * 2020-01-03 2023-04-28 华为技术有限公司 TOF depth sensing module and image generation method
CN113075689A (en) * 2020-01-03 2021-07-06 华为技术有限公司 TOF depth sensing module and image generation method
CN115427830A (en) * 2020-03-31 2022-12-02 通快光电器件有限公司 Illumination device for a distance measuring camera system, corresponding illumination method and TOF camera system
CN111610534B (en) * 2020-05-07 2022-12-02 广州立景创新科技有限公司 Image forming apparatus and image forming method
US11637977B2 (en) * 2020-07-15 2023-04-25 Corephotonics Ltd. Image sensors and sensing methods to obtain time-of-flight and phase detection information

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9121943B2 (en) * 2011-05-23 2015-09-01 Sony Corporation Beam forming device and method
US9297889B2 (en) * 2012-08-14 2016-03-29 Microsoft Technology Licensing, Llc Illumination light projection for a depth camera
US9497440B2 (en) * 2013-04-05 2016-11-15 Microsoft Technology Licensing, Llc Burst-mode time-of-flight imaging
US9456201B2 (en) 2014-02-10 2016-09-27 Microsoft Technology Licensing, Llc VCSEL array for a depth camera
EP3117238B1 (en) * 2014-03-14 2022-03-02 Heptagon Micro Optics Pte. Ltd. Optical imaging modules and optical detection modules including a time-of-flight sensor
US9696424B2 (en) * 2014-05-19 2017-07-04 Rockwell Automation Technologies, Inc. Optical area monitoring with spot matrix illumination
US10408922B2 (en) * 2015-07-10 2019-09-10 Ams Sensors Singapore Pte. Ltd. Optoelectronic module with low- and high-power illumination modes
US9753126B2 (en) * 2015-12-18 2017-09-05 Gerard Dirk Smits Real time position sensing of objects
WO2017149526A2 (en) * 2016-03-04 2017-09-08 May Patents Ltd. A method and apparatus for cooperative usage of multiple distance meters
US10827163B2 (en) 2016-08-09 2020-11-03 Facebook Technologies, Llc Multiple emitter illumination source for depth information determination
US9791557B1 (en) * 2016-09-15 2017-10-17 Qualcomm Incorporated System and method for multi-area LIDAR ranging
CN207249108U (en) * 2017-07-07 2018-04-17 岭纬公司 The integrated scanning device of multi-wavelength laser radar
WO2019022941A1 (en) * 2017-07-28 2019-01-31 OPSYS Tech Ltd. Vcsel array lidar transmitter with small angular divergence
CN107515403A (en) * 2017-08-21 2017-12-26 东莞市迈科新能源有限公司 A kind of TOF three-dimensionals distance measuring sensor
CN207231419U (en) * 2017-09-27 2018-04-13 绍兴晨璞网络科技有限公司 A kind of laser system for three-dimensional camera imaging
US10785400B2 (en) 2017-10-09 2020-09-22 Stmicroelectronics (Research & Development) Limited Multiple fields of view time of flight sensor
CN107703497A (en) * 2017-11-07 2018-02-16 北京瑞特森传感科技有限公司 Laser radar system and its lighting device and distance-finding method

Also Published As

Publication number Publication date
CN112055820A (en) 2020-12-08
US20190339364A1 (en) 2019-11-07
WO2019212786A1 (en) 2019-11-07
BR112020022099A2 (en) 2021-02-02
EP3788402A1 (en) 2021-03-10
TW201945759A (en) 2019-12-01
CN112055820B (en) 2024-04-02
US10914823B2 (en) 2021-02-09

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