JP7527129B2 - 焦点調節装置、撮像装置、焦点調節方法、及びプログラム - Google Patents

焦点調節装置、撮像装置、焦点調節方法、及びプログラム Download PDF

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Publication number
JP7527129B2
JP7527129B2 JP2020079556A JP2020079556A JP7527129B2 JP 7527129 B2 JP7527129 B2 JP 7527129B2 JP 2020079556 A JP2020079556 A JP 2020079556A JP 2020079556 A JP2020079556 A JP 2020079556A JP 7527129 B2 JP7527129 B2 JP 7527129B2
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Japan
Prior art keywords
setting
main subject
subject
focus adjustment
determination process
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JP2020079556A
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English (en)
Japanese (ja)
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JP2021175133A (ja
JP2021175133A5 (enExample
Inventor
彬子 和田
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2020079556A priority Critical patent/JP7527129B2/ja
Priority to US17/239,444 priority patent/US11343423B2/en
Priority to CN202110461604.6A priority patent/CN113572951B/zh
Publication of JP2021175133A publication Critical patent/JP2021175133A/ja
Priority to US17/734,866 priority patent/US11570353B2/en
Publication of JP2021175133A5 publication Critical patent/JP2021175133A5/ja
Application granted granted Critical
Publication of JP7527129B2 publication Critical patent/JP7527129B2/ja
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0093—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for monitoring data relating to the user, e.g. head-tracking, eye-tracking
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • H04N23/61—Control of cameras or camera modules based on recognised objects
    • H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
    • 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
    • H04N23/635—Region indicators; Field of view indicators
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
JP2020079556A 2020-04-28 2020-04-28 焦点調節装置、撮像装置、焦点調節方法、及びプログラム Active JP7527129B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020079556A JP7527129B2 (ja) 2020-04-28 2020-04-28 焦点調節装置、撮像装置、焦点調節方法、及びプログラム
US17/239,444 US11343423B2 (en) 2020-04-28 2021-04-23 Focus adjustment apparatus, image capturing apparatus, focus adjustment method, and storage medium
CN202110461604.6A CN113572951B (zh) 2020-04-28 2021-04-27 焦点调整设备、摄像设备、焦点调整方法和存储介质
US17/734,866 US11570353B2 (en) 2020-04-28 2022-05-02 Focus adjustment apparatus, image capturing apparatus, focus adjustment method, and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020079556A JP7527129B2 (ja) 2020-04-28 2020-04-28 焦点調節装置、撮像装置、焦点調節方法、及びプログラム

Publications (3)

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JP2021175133A JP2021175133A (ja) 2021-11-01
JP2021175133A5 JP2021175133A5 (enExample) 2023-05-10
JP7527129B2 true JP7527129B2 (ja) 2024-08-02

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US (2) US11343423B2 (enExample)
JP (1) JP7527129B2 (enExample)
CN (1) CN113572951B (enExample)

Cited By (1)

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JP2022190237A (ja) * 2021-06-14 2022-12-26 キヤノン株式会社 電子機器、電子機器の制御方法、プログラム、記憶媒体

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JP7594396B2 (ja) * 2020-09-18 2024-12-04 キヤノン株式会社 焦点調節装置及び方法、及び撮像装置
JP7596326B2 (ja) * 2022-03-23 2024-12-09 キヤノン株式会社 制御装置、撮像装置、制御方法、及びプログラム
JP2024078297A (ja) * 2022-11-29 2024-06-10 キヤノン株式会社 撮像装置及びその制御方法
JP7720895B2 (ja) * 2023-11-16 2025-08-08 キヤノン株式会社 焦点調節装置及び方法、撮像装置、プログラム、記憶媒体

Citations (3)

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JP2010141616A (ja) 2008-12-11 2010-06-24 Canon Inc 画像処理装置および画像処理方法、ならびに、撮像装置
JP2019120748A (ja) 2017-12-28 2019-07-22 キヤノン株式会社 電子機器及びその制御方法
JP2020003759A (ja) 2018-07-02 2020-01-09 キヤノン株式会社 焦点調節装置およびその制御方法

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US7315631B1 (en) * 2006-08-11 2008-01-01 Fotonation Vision Limited Real-time face tracking in a digital image acquisition device
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JP2009010777A (ja) * 2007-06-28 2009-01-15 Sony Corp 撮像装置、撮影制御方法、プログラム
JP5297222B2 (ja) * 2009-02-17 2013-09-25 キヤノン株式会社 焦点調節装置、及び焦点調節方法
JP2011027847A (ja) * 2009-07-22 2011-02-10 Fujifilm Corp Ａｆ枠自動追尾システム
JP5359715B2 (ja) * 2009-09-10 2013-12-04 株式会社ニコン 被写体追尾装置、被写体追尾方法、およびカメラ
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US8659697B2 (en) * 2010-11-11 2014-02-25 DigitalOptics Corporation Europe Limited Rapid auto-focus using classifier chains, MEMS and/or multiple object focusing
US9077888B2 (en) * 2011-12-29 2015-07-07 Verizon Patent And Licensing Inc. Method and system for establishing autofocus based on priority
TWI556194B (zh) * 2012-06-29 2016-11-01 希科母股份有限公司 對象檢出裝置、對象檢出方法及對象檢出用電腦程式
JP6465566B2 (ja) * 2013-08-21 2019-02-06 キヤノン株式会社 撮像装置及び撮像方法
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CN110536069B (zh) * 2014-12-24 2022-05-03 佳能株式会社 变焦控制装置、变焦控制装置的控制方法和记录介质
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JP2010141616A (ja) 2008-12-11 2010-06-24 Canon Inc 画像処理装置および画像処理方法、ならびに、撮像装置
JP2019120748A (ja) 2017-12-28 2019-07-22 キヤノン株式会社 電子機器及びその制御方法
JP2020003759A (ja) 2018-07-02 2020-01-09 キヤノン株式会社 焦点調節装置およびその制御方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022190237A (ja) * 2021-06-14 2022-12-26 キヤノン株式会社 電子機器、電子機器の制御方法、プログラム、記憶媒体
JP7706945B2 (ja) 2021-06-14 2025-07-14 キヤノン株式会社 電子機器、電子機器の制御方法、プログラム、記憶媒体

Also Published As

Publication number Publication date
CN113572951B (zh) 2025-06-06
CN113572951A (zh) 2021-10-29
US11570353B2 (en) 2023-01-31
JP2021175133A (ja) 2021-11-01
US20220264025A1 (en) 2022-08-18
US11343423B2 (en) 2022-05-24
US20210337131A1 (en) 2021-10-28

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