CN111373748B - 用于外部校准相机和衍射光学元件的系统和方法 - Google Patents

用于外部校准相机和衍射光学元件的系统和方法 Download PDF

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Publication number
CN111373748B
CN111373748B CN201880071985.3A CN201880071985A CN111373748B CN 111373748 B CN111373748 B CN 111373748B CN 201880071985 A CN201880071985 A CN 201880071985A CN 111373748 B CN111373748 B CN 111373748B
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Prior art keywords
cameras
diffractive optical
optical elements
camera
external parameters
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CN201880071985.3A
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Chinese (zh)
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CN111373748A (zh
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贾志恒
E·G·格罗斯曼
H·郑
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Magic Leap Inc
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Magic Leap Inc
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/80—Analysis of captured images to determine intrinsic or extrinsic camera parameters, i.e. camera calibration
    • 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
    • H04N13/239—Image signal generators using stereoscopic image cameras using two two-dimensional [2D] image sensors having a relative position equal to or related to the interocular distance
    • 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
    • H04N13/246—Calibration of cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/95—Computational photography systems, e.g. light-field imaging systems
    • H04N23/951—Computational photography systems, e.g. light-field imaging systems by using two or more images to influence resolution, frame rate or aspect ratio
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30244—Camera pose
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Studio Devices (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
CN201880071985.3A 2017-11-15 2018-11-13 用于外部校准相机和衍射光学元件的系统和方法 Active CN111373748B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762586691P 2017-11-15 2017-11-15
US62/586,691 2017-11-15
US201762588239P 2017-11-17 2017-11-17
US62/588,239 2017-11-17
PCT/US2018/060833 WO2019099408A1 (en) 2017-11-15 2018-11-13 System and methods for extrinsic calibration of cameras and diffractive optical elements

Publications (2)

Publication Number Publication Date
CN111373748A CN111373748A (zh) 2020-07-03
CN111373748B true CN111373748B (zh) 2024-09-10

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US (2) US10867407B2 (https=)
EP (2) EP4329296B1 (https=)
JP (1) JP7011711B2 (https=)
KR (1) KR102451601B1 (https=)
CN (1) CN111373748B (https=)
AU (1) AU2018369622A1 (https=)
CA (1) CA3078897A1 (https=)
IL (1) IL274443B2 (https=)
WO (1) WO2019099408A1 (https=)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7011711B2 (ja) 2017-11-15 2022-01-27 マジック リープ， インコーポレイテッド カメラおよび回折光学要素の外因性較正のためのシステムおよび方法
US11727597B2 (en) * 2018-12-21 2023-08-15 Sony Group Corporation Calibrating volumetric rig with structured light
TWI720447B (zh) * 2019-03-28 2021-03-01 財團法人工業技術研究院 影像定位方法及其系統
CN111220126A (zh) * 2019-11-19 2020-06-02 中国科学院光电技术研究所 一种基于点特征和单目相机的空间物体位姿测量方法
TWI720869B (zh) * 2020-04-15 2021-03-01 致伸科技股份有限公司 相機模組之對位方法
WO2021257617A1 (en) * 2020-06-16 2021-12-23 Magic Leap, Inc. Camera intrinsic calibration
JP2022011740A (ja) * 2020-06-30 2022-01-17 ソニーグループ株式会社 情報処理装置、情報処理方法及びプログラム
EP3940642A1 (en) * 2020-07-16 2022-01-19 Furuno Electric Co., Ltd. Underwater 3d reconstruction device
IL300043A (en) * 2020-07-29 2023-03-01 Magic Leap Inc External calibration of a camera using ray cuts
CN116635894A (zh) * 2020-12-29 2023-08-22 Abb瑞士股份有限公司 用于管理摄像头系统的方法和装置
CN114765667B (zh) * 2021-01-13 2025-09-09 安霸国际有限合伙企业 用于多视图拼接的固定图案校准
US20220414930A1 (en) * 2021-06-28 2022-12-29 Motional Ad Llc Geometric intrinsic camera calibration using diffractive optical element
US11636623B2 (en) 2021-06-28 2023-04-25 Motional Ad Llc Systems and methods for camera alignment using pre-distorted targets
US12288362B2 (en) * 2022-01-21 2025-04-29 Motional Ad Llc Active alignment of an optical assembly with intrinsic calibration
CN118470124A (zh) * 2023-02-08 2024-08-09 宏达国际电子股份有限公司 电子装置、参数校准方法以及非暂态电脑可读取储存媒体
CN120689425A (zh) * 2024-03-15 2025-09-23 鸿海精密工业股份有限公司 相机外参标定方法、车载装置及存储介质
US20250329052A1 (en) * 2024-04-18 2025-10-23 Htc Corporation Electronic device, parameter calibration method, and non-transitory computer readable storage medium

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060082882A1 (en) * 2004-10-14 2006-04-20 Wang Michael R Achromatic imaging lens with extended depth of focus
EP2047338B1 (en) * 2006-07-18 2018-12-05 Celloptic, Inc. Apparatus and method for extracting three-dimensional information of an object from received electromagnetic radiation
US8369579B2 (en) * 2006-12-21 2013-02-05 Massachusetts Institute Of Technology Methods and apparatus for 3D surface imaging using active wave-front sampling
DE102010005358B4 (de) * 2010-01-21 2016-01-14 Deutsches Zentrum für Luft- und Raumfahrt e.V. Verfahren und Vorrichtung zur Kalibrierung von zwei optischen Sensorsystemen
FR2971861B1 (fr) * 2011-02-21 2013-02-22 Essilor Int Procede de determination d'au moins un parametre geometrico-physionomique associe au montage d'une lentille ophtalmique dans une monture de lunettes portee par un porteur
CN107272199B (zh) * 2013-11-27 2023-04-07 奇跃公司 虚拟和增强现实系统与方法
US10198865B2 (en) * 2014-07-10 2019-02-05 Seiko Epson Corporation HMD calibration with direct geometric modeling
US9693040B2 (en) * 2014-09-10 2017-06-27 Faro Technologies, Inc. Method for optically measuring three-dimensional coordinates and calibration of a three-dimensional measuring device
US10091418B2 (en) * 2014-10-24 2018-10-02 Bounce Imaging, Inc. Imaging systems and methods
US20160189387A1 (en) 2014-12-24 2016-06-30 Lensbricks Technology Private Limited Methods and Apparatus for Depth Sensing
US9827209B2 (en) * 2015-02-09 2017-11-28 Microsoft Technology Licensing, Llc Display system
US10176554B2 (en) * 2015-10-05 2019-01-08 Google Llc Camera calibration using synthetic images
JP6983773B2 (ja) * 2015-11-04 2021-12-17 マジック リープ, インコーポレイテッドMagic Leap, Inc. 眼追跡に基づく動的ディスプレイ較正
CN109891187A (zh) * 2016-08-18 2019-06-14 特拉维夫大学拉莫特有限公司 结构光投影仪
US10466360B1 (en) * 2017-08-31 2019-11-05 Facebook Technologies, Llc Depth measurement using scanning diffractive optical elements
JP7011711B2 (ja) 2017-11-15 2022-01-27 マジック リープ， インコーポレイテッド カメラおよび回折光学要素の外因性較正のためのシステムおよび方法

Also Published As

Publication number Publication date
JP2021503133A (ja) 2021-02-04
IL274443B1 (en) 2024-03-01
AU2018369622A1 (en) 2020-05-14
IL274443B2 (en) 2024-07-01
CA3078897A1 (en) 2019-05-23
CN111373748A (zh) 2020-07-03
KR102451601B1 (ko) 2022-10-06
EP3711290A4 (en) 2021-01-06
US20210142517A1 (en) 2021-05-13
EP4329296B1 (en) 2025-07-09
US10867407B2 (en) 2020-12-15
EP3711290B1 (en) 2024-01-17
EP4329296A2 (en) 2024-02-28
WO2019099408A1 (en) 2019-05-23
IL274443A (en) 2020-06-30
US20190147625A1 (en) 2019-05-16
US11455746B2 (en) 2022-09-27
JP7011711B2 (ja) 2022-01-27
EP3711290A1 (en) 2020-09-23
KR20200088357A (ko) 2020-07-22
EP4329296A3 (en) 2024-05-29

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