JP6577738B2 - 焦点検出装置及びその制御方法、プログラム、記憶媒体 - Google Patents

焦点検出装置及びその制御方法、プログラム、記憶媒体 Download PDF

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Publication number
JP6577738B2
JP6577738B2 JP2015080349A JP2015080349A JP6577738B2 JP 6577738 B2 JP6577738 B2 JP 6577738B2 JP 2015080349 A JP2015080349 A JP 2015080349A JP 2015080349 A JP2015080349 A JP 2015080349A JP 6577738 B2 JP6577738 B2 JP 6577738B2
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JP
Japan
Prior art keywords
focus detection
distance
subject
image
map
Prior art date
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Expired - Fee Related
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JP2015080349A
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English (en)
Japanese (ja)
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JP2016200702A (ja
JP2016200702A5 (enExample
Inventor
阿佑美 藤本
阿佑美 藤本
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Canon Inc
Original Assignee
Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2015080349A priority Critical patent/JP6577738B2/ja
Priority to US15/090,739 priority patent/US20160301854A1/en
Publication of JP2016200702A publication Critical patent/JP2016200702A/ja
Publication of JP2016200702A5 publication Critical patent/JP2016200702A5/ja
Application granted granted Critical
Publication of JP6577738B2 publication Critical patent/JP6577738B2/ja
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
    • 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
    • G06T7/55—Depth or shape recovery from multiple images
    • G06T7/571—Depth or shape recovery from multiple images from focus
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/143—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/633—Control of cameras or camera modules by using electronic viewfinders for displaying additional information relating to control or operation of the camera
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/672—Focus control based on electronic image sensor signals based on the phase difference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/72—Combination of two or more compensation controls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components
    • 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
    • H04N23/958—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging
    • H04N23/959—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging by adjusting depth of field during image capture, e.g. maximising or setting range based on scene characteristics
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • 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
    • G06T2207/30248—Vehicle exterior or interior
    • G06T2207/30252—Vehicle exterior; Vicinity of vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Computing Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP2015080349A 2015-04-09 2015-04-09 焦点検出装置及びその制御方法、プログラム、記憶媒体 Expired - Fee Related JP6577738B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015080349A JP6577738B2 (ja) 2015-04-09 2015-04-09 焦点検出装置及びその制御方法、プログラム、記憶媒体
US15/090,739 US20160301854A1 (en) 2015-04-09 2016-04-05 Focus detection apparatus, and control method thereof and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015080349A JP6577738B2 (ja) 2015-04-09 2015-04-09 焦点検出装置及びその制御方法、プログラム、記憶媒体

Publications (3)

Publication Number Publication Date
JP2016200702A JP2016200702A (ja) 2016-12-01
JP2016200702A5 JP2016200702A5 (enExample) 2018-05-24
JP6577738B2 true JP6577738B2 (ja) 2019-09-18

Family

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Family Applications (1)

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JP2015080349A Expired - Fee Related JP6577738B2 (ja) 2015-04-09 2015-04-09 焦点検出装置及びその制御方法、プログラム、記憶媒体

Country Status (2)

Country Link
US (1) US20160301854A1 (enExample)
JP (1) JP6577738B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102046468B1 (ko) * 2017-07-26 2019-11-18 엘지전자 주식회사 차량용 사이드 미러
JP7374581B2 (ja) * 2018-10-01 2023-11-07 カシオ計算機株式会社 ロボット、画像処理方法及びプログラム
JP2020112700A (ja) * 2019-01-11 2020-07-27 キヤノン株式会社 フォーカス制御装置、撮像装置およびフォーカス制御方法
JP7293309B2 (ja) * 2021-03-17 2023-06-19 キヤノン株式会社 撮像装置、制御方法および記憶媒体
US11722769B2 (en) 2021-03-17 2023-08-08 Canon Kabushiki Kaisha Image pickup apparatus, control method, and storage medium
JP7725441B2 (ja) * 2022-11-09 2025-08-19 キヤノン株式会社 制御装置、撮像システム、制御方法、プログラム及び記憶媒体
JP2024073200A (ja) * 2022-11-17 2024-05-29 キヤノン株式会社 フォーカス制御装置、撮像装置およびフォーカス制御方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4011738B2 (ja) * 1998-05-26 2007-11-21 キヤノン株式会社 光学装置
JP2004320286A (ja) * 2003-04-15 2004-11-11 Nikon Gijutsu Kobo:Kk デジタルカメラ
JP2009288893A (ja) * 2008-05-27 2009-12-10 Nikon Corp 画像処理装置
JP4623193B2 (ja) * 2008-09-29 2011-02-02 カシオ計算機株式会社 撮像装置、撮像方法、及びプログラム
JP5173954B2 (ja) * 2009-07-13 2013-04-03 キヤノン株式会社 画像処理装置及び画像処理方法
JP5538865B2 (ja) * 2009-12-21 2014-07-02 キヤノン株式会社 撮像装置およびその制御方法
JP6188474B2 (ja) * 2013-07-31 2017-08-30 キヤノン株式会社 ズーム制御装置、ズーム制御装置の制御方法、ズーム制御装置の制御プログラムおよび記憶媒体
JP2015040939A (ja) * 2013-08-21 2015-03-02 キヤノン株式会社 撮像装置、その制御方法、および制御プログラム
TWI522720B (zh) * 2013-10-29 2016-02-21 國立中正大學 Adjust the focus method
KR102101438B1 (ko) * 2015-01-29 2020-04-20 한국전자통신연구원 연속 시점 전환 서비스에서 객체의 위치 및 크기를 유지하기 위한 다중 카메라 제어 장치 및 방법

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US20160301854A1 (en) 2016-10-13
JP2016200702A (ja) 2016-12-01

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