CA3006583A1 - Depth map generation in structured light system - Google Patents

Depth map generation in structured light system Download PDF

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Publication number
CA3006583A1
CA3006583A1 CA3006583A CA3006583A CA3006583A1 CA 3006583 A1 CA3006583 A1 CA 3006583A1 CA 3006583 A CA3006583 A CA 3006583A CA 3006583 A CA3006583 A CA 3006583A CA 3006583 A1 CA3006583 A1 CA 3006583A1
Authority
CA
Canada
Prior art keywords
optical
receiver
transmitter
structured light
depth map
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.)
Abandoned
Application number
CA3006583A
Other languages
English (en)
French (fr)
Inventor
James Wilson NASH
Kalin Mitkov ATANASSOV
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.)
Qualcomm Inc
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 CA3006583A1 publication Critical patent/CA3006583A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/271—Image signal generators wherein the generated image signals comprise depth maps or disparity maps
    • 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
    • G01B11/2513—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 with several lines being projected in more than one direction, e.g. grids, patterns
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/204—Image signal generators using stereoscopic image cameras
    • H04N13/254—Image signal generators using stereoscopic image cameras in combination with electromagnetic radiation sources for illuminating objects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N2013/0074—Stereoscopic image analysis
    • H04N2013/0081—Depth or disparity estimation from stereoscopic image signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Communication System (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CA3006583A 2016-01-04 2016-10-31 Depth map generation in structured light system Abandoned CA3006583A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662274600P 2016-01-04 2016-01-04
US62/274,600 2016-01-04
US15/147,736 US11057608B2 (en) 2016-01-04 2016-05-05 Depth map generation in structured light system
US15/147,736 2016-05-05
PCT/US2016/059703 WO2017119941A1 (en) 2016-01-04 2016-10-31 Depth map generation in structured light system

Publications (1)

Publication Number Publication Date
CA3006583A1 true CA3006583A1 (en) 2017-07-13

Family

ID=59227332

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3006583A Abandoned CA3006583A1 (en) 2016-01-04 2016-10-31 Depth map generation in structured light system

Country Status (9)

Country Link
US (1) US11057608B2 (https=)
EP (1) EP3400414B1 (https=)
JP (1) JP6824990B2 (https=)
KR (1) KR102575114B1 (https=)
CN (1) CN108474652B (https=)
BR (1) BR112018013552A2 (https=)
CA (1) CA3006583A1 (https=)
TW (1) TWI732796B (https=)
WO (1) WO2017119941A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10909373B1 (en) * 2018-08-24 2021-02-02 Snap Inc. Augmented reality system using structured light
CN109470166B (zh) * 2018-11-09 2020-12-08 业成科技（成都）有限公司 结构光深度感测器及感测方法
CN109974611B (zh) * 2019-03-23 2023-07-21 柳州阜民科技有限公司 深度检测系统及其支架和电子装置
TWI909057B (zh) * 2021-06-02 2025-12-21 美商杜拜研究特許公司 用於表示一個三維場景及其深度平面資料之方法、編碼器及顯示裝置
CN115616003B (zh) * 2022-10-17 2024-06-11 四川长虹电器股份有限公司 菲涅尔光学膜片检查设备及其检查方法

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JP5578844B2 (ja) 2009-12-21 2014-08-27 キヤノン株式会社 情報処理装置、情報処理方法及びプログラム
EP3190439B1 (en) 2010-01-06 2018-08-29 Fujikura Ltd. Optical coupling structure and optical transreceiver module
CN201828247U (zh) 2010-05-24 2011-05-11 天津工业大学 一种激光再制造零件三维形貌在线检测装置
CN102760234B (zh) 2011-04-14 2014-08-20 财团法人工业技术研究院 深度图像采集装置、系统及其方法
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Also Published As

Publication number Publication date
JP2019500606A (ja) 2019-01-10
US20170195656A1 (en) 2017-07-06
TWI732796B (zh) 2021-07-11
BR112018013552A2 (pt) 2018-12-04
JP6824990B2 (ja) 2021-02-03
CN108474652A (zh) 2018-08-31
WO2017119941A1 (en) 2017-07-13
TW201734956A (zh) 2017-10-01
CN108474652B (zh) 2020-06-19
KR20180100121A (ko) 2018-09-07
EP3400414A1 (en) 2018-11-14
KR102575114B1 (ko) 2023-09-05
EP3400414B1 (en) 2023-03-29
US11057608B2 (en) 2021-07-06

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20210831