TWI557462B - 自動聚焦系統與方法 - Google Patents

自動聚焦系統與方法 Download PDF

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Publication number
TWI557462B
TWI557462B TW103141335A TW103141335A TWI557462B TW I557462 B TWI557462 B TW I557462B TW 103141335 A TW103141335 A TW 103141335A TW 103141335 A TW103141335 A TW 103141335A TW I557462 B TWI557462 B TW I557462B
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TW
Taiwan
Prior art keywords
edge detection
stage
reconstructed image
obtaining
standard deviation
Prior art date
Application number
TW103141335A
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English (en)
Chinese (zh)
Other versions
TW201619652A (zh
Inventor
蕭晴駿
張婷婷
廖超康
Original Assignee
台灣愛美科股份有限公司
愛美科公司
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.)
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Publication date
Application filed by 台灣愛美科股份有限公司, 愛美科公司 filed Critical 台灣愛美科股份有限公司
Priority to TW103141335A priority Critical patent/TWI557462B/zh
Priority to EP15804106.1A priority patent/EP3224678B1/en
Priority to JP2017528223A priority patent/JP6490219B2/ja
Priority to PCT/EP2015/078089 priority patent/WO2016083620A1/en
Priority to US15/528,202 priority patent/US10241471B2/en
Priority to CA2968024A priority patent/CA2968024C/en
Priority to CN201580065121.7A priority patent/CN108377658B/zh
Publication of TW201619652A publication Critical patent/TW201619652A/zh
Application granted granted Critical
Publication of TWI557462B publication Critical patent/TWI557462B/zh

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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0866—Digital holographic imaging, i.e. synthesizing holobjects from holograms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0443—Digital holography, i.e. recording holograms with digital recording means
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0443—Digital holography, i.e. recording holograms with digital recording means
    • G03H2001/0447—In-line recording arrangement
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0866—Digital holographic imaging, i.e. synthesizing holobjects from holograms
    • G03H2001/0883—Reconstruction aspect, e.g. numerical focusing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/187—Segmentation; Edge detection involving region growing; involving region merging; involving connected component labelling

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
  • Holo Graphy (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Focusing (AREA)
TW103141335A 2014-11-28 2014-11-28 自動聚焦系統與方法 TWI557462B (zh)

Priority Applications (7)

Application Number Priority Date Filing Date Title
TW103141335A TWI557462B (zh) 2014-11-28 2014-11-28 自動聚焦系統與方法
EP15804106.1A EP3224678B1 (en) 2014-11-28 2015-11-30 Autofocus system and method in digital holography
JP2017528223A JP6490219B2 (ja) 2014-11-28 2015-11-30 デジタルホログラフィにおけるオートフォーカスシステムおよびオートフォーカス方法
PCT/EP2015/078089 WO2016083620A1 (en) 2014-11-28 2015-11-30 Autofocus system and method in digital holography
US15/528,202 US10241471B2 (en) 2014-11-28 2015-11-30 Autofocus system and method in digital holography
CA2968024A CA2968024C (en) 2014-11-28 2015-11-30 Autofocus system and method in digital holography
CN201580065121.7A CN108377658B (zh) 2014-11-28 2015-11-30 数字全息术中的自动聚焦系统和方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW103141335A TWI557462B (zh) 2014-11-28 2014-11-28 自動聚焦系統與方法

Publications (2)

Publication Number Publication Date
TW201619652A TW201619652A (zh) 2016-06-01
TWI557462B true TWI557462B (zh) 2016-11-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW103141335A TWI557462B (zh) 2014-11-28 2014-11-28 自動聚焦系統與方法

Country Status (7)

Country Link
US (1) US10241471B2 (enExample)
EP (1) EP3224678B1 (enExample)
JP (1) JP6490219B2 (enExample)
CN (1) CN108377658B (enExample)
CA (1) CA2968024C (enExample)
TW (1) TWI557462B (enExample)
WO (1) WO2016083620A1 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3260841B1 (en) * 2016-06-22 2024-03-13 Uponor Oyj Detecting microscopic objects in fluids
WO2018064660A1 (en) * 2016-09-30 2018-04-05 University Of Utah Research Foundation Lensless imaging device
EP3339963B1 (en) * 2016-12-21 2020-08-12 IMEC vzw An apparatus and a method for in-line holographic imaging
JP6969164B2 (ja) * 2017-05-31 2021-11-24 株式会社リコー 評価装置、評価プログラム及び評価方法
WO2019102272A1 (en) * 2017-11-24 2019-05-31 Sigtuple Technologies Private Limited Method and system for reconstructing a field of view
CN108364296B (zh) * 2018-02-09 2020-12-01 重庆东渝中能实业有限公司 基于多层全息重建与聚焦策略的细胞群空间分布构建方法
US10699875B2 (en) * 2018-11-13 2020-06-30 Fei Company Confocal imaging technique in a charged particle microscope
WO2021069973A1 (en) * 2019-10-11 2021-04-15 miDiagnostics NV System and method for object detection in holographic lens-free imaging by convolutional dictionary learning and encoding with phase recovery
EP3839636B1 (en) * 2019-12-20 2024-03-13 Imec VZW A device for detecting particles in air
CN112098997B (zh) * 2020-09-18 2021-10-15 欧必翼太赫兹科技(北京)有限公司 三维全息成像安检雷达图像异物检测方法
CN112529791B (zh) * 2020-11-16 2023-05-26 中国海洋大学 基于浮游生物数字全息图像的自适应性多焦点复原方法
JP7591424B2 (ja) * 2021-02-24 2024-11-28 日本放送協会 インコヒーレントホログラム撮像装置
CN112969026A (zh) * 2021-03-18 2021-06-15 德州尧鼎光电科技有限公司 一种成像椭圆偏振仪的焦平面自动聚焦方法
CN113286079B (zh) * 2021-05-10 2023-04-28 迈克医疗电子有限公司 图像对焦方法、装置、电子设备及可读存储介质
CN113359403B (zh) * 2021-05-21 2022-08-12 大连海事大学 一种用于无透镜数字全息成像的自动聚焦方法
CN114548884B (zh) * 2022-04-27 2022-07-12 中国科学院微电子研究所 一种基于剪枝轻量化模型的包裹识别方法和系统
CN115471425B (zh) * 2022-10-08 2025-11-14 清华大学深圳国际研究生院 一种无透镜成像系统的边缘增强方法
FR3141785B1 (fr) * 2022-11-03 2024-12-13 Fond B Com Procédé et dispositif d’estimation d’une carte de profondeur associée à un hologramme numérique représentant une scène et programme d’ordinateur associé
CN116642895B (zh) * 2023-07-27 2023-09-29 宏椿智能科技(苏州)有限公司 一种焦平面扫掠的五面成像3d重构方法
CN119405262B (zh) * 2024-01-10 2025-09-16 中国科学院理化技术研究所 术中监测准周期运动心肌血流的方法及装置
CN118447067A (zh) * 2024-05-11 2024-08-06 同方威视技术股份有限公司 一种图像处理方法、装置和透射扫描系统
CN120593567B (zh) * 2025-08-04 2025-10-10 山东神戎电子股份有限公司 一种适用于高频红外热成像的目标清晰度自适应方法、装置及介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011160064A1 (en) * 2010-06-17 2011-12-22 Purdue Research Foundation Digital holographic method of measuring cellular activity and of using results to screen compounds

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090018711A (ko) * 2006-06-09 2009-02-20 위구-디바이스 아이엔씨. 무한 보정 현미경의 자동 포커싱을 위한 방법 및 장치
US9036900B2 (en) * 2011-01-21 2015-05-19 University Of Hyogo Three-dimensional shape measurement method and three-dimensional shape measurement device
KR102068744B1 (ko) * 2012-05-04 2020-01-21 삼성전자주식회사 초점 검출장치
CN105264443B (zh) * 2013-06-06 2019-05-31 视瑞尔技术公司 用于计算全息图的数据的装置和方法
KR101820563B1 (ko) * 2014-12-31 2018-01-19 한국전자통신연구원 홀로그램 데이터 포맷과 홀로그래픽 비디오 시스템 장치 및 방법

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011160064A1 (en) * 2010-06-17 2011-12-22 Purdue Research Foundation Digital holographic method of measuring cellular activity and of using results to screen compounds

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
蔡秉賢，"應用圖形處理單元於雜訊消除之數位全像顯微術的細胞形狀處理"，真理大學資訊工程學系碩士班碩士論文，2011年1月 *

Also Published As

Publication number Publication date
CA2968024C (en) 2019-11-12
US20170322516A1 (en) 2017-11-09
JP2017538160A (ja) 2017-12-21
US10241471B2 (en) 2019-03-26
CA2968024A1 (en) 2016-06-02
CN108377658A (zh) 2018-08-07
EP3224678A1 (en) 2017-10-04
JP6490219B2 (ja) 2019-03-27
TW201619652A (zh) 2016-06-01
WO2016083620A1 (en) 2016-06-02
CN108377658B (zh) 2019-10-18
EP3224678B1 (en) 2019-02-27

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