JP2024073200A - 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 - Google Patents

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 Download PDF

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Publication number
JP2024073200A
JP2024073200A JP2022184290A JP2022184290A JP2024073200A JP 2024073200 A JP2024073200 A JP 2024073200A JP 2022184290 A JP2022184290 A JP 2022184290A JP 2022184290 A JP2022184290 A JP 2022184290A JP 2024073200 A JP2024073200 A JP 2024073200A
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JP
Japan
Prior art keywords
focus
focus detection
search
detection result
lens
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.)
Pending
Application number
JP2022184290A
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English (en)
Japanese (ja)
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JP2024073200A5 (https=
Inventor
優 稲垣
Masaru Inagaki
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP2022184290A priority Critical patent/JP2024073200A/ja
Priority to US18/498,433 priority patent/US12389116B2/en
Publication of JP2024073200A publication Critical patent/JP2024073200A/ja
Priority to US19/271,056 priority patent/US20250343992A1/en
Publication of JP2024073200A5 publication Critical patent/JP2024073200A5/ja
Pending legal-status Critical Current

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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
    • H04N23/672—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
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP2022184290A 2022-11-17 2022-11-17 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 Pending JP2024073200A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2022184290A JP2024073200A (ja) 2022-11-17 2022-11-17 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
US18/498,433 US12389116B2 (en) 2022-11-17 2023-10-31 Focus control apparatus, image pickup apparatus, and focus control method
US19/271,056 US20250343992A1 (en) 2022-11-17 2025-07-16 Focus control apparatus, image pickup apparatus, and focus control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022184290A JP2024073200A (ja) 2022-11-17 2022-11-17 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

Publications (2)

Publication Number Publication Date
JP2024073200A true JP2024073200A (ja) 2024-05-29
JP2024073200A5 JP2024073200A5 (https=) 2025-11-19

Family

ID=91079629

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022184290A Pending JP2024073200A (ja) 2022-11-17 2022-11-17 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

Country Status (2)

Country Link
US (2) US12389116B2 (https=)
JP (1) JP2024073200A (https=)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4874641B2 (ja) 2005-12-16 2012-02-15 Ｈｏｙａ株式会社 自動焦点調節装置を備えたカメラ
JP6141001B2 (ja) * 2012-01-13 2017-06-07 キヤノン株式会社 撮像装置、レンズユニットおよびそれらの制御方法
JP6296887B2 (ja) * 2014-05-07 2018-03-20 キヤノン株式会社 焦点調節装置およびその制御方法
JP6724288B2 (ja) * 2014-11-07 2020-07-15 株式会社ニコン 交換レンズ、カメラ本体およびカメラ
JP6543916B2 (ja) * 2014-11-07 2019-07-17 株式会社ニコン 交換レンズおよび撮像装置
JP6431429B2 (ja) * 2015-04-02 2018-11-28 キヤノン株式会社 撮像装置およびその制御方法、プログラム、ならびに記憶媒体
JP6577738B2 (ja) * 2015-04-09 2019-09-18 キヤノン株式会社 焦点検出装置及びその制御方法、プログラム、記憶媒体
JP6801658B2 (ja) * 2015-07-31 2020-12-16 ソニー株式会社 撮像装置、撮像方法、及びプログラム
US10129477B2 (en) * 2015-08-19 2018-11-13 Google Llc Smart image sensor having integrated memory and processor
US10477094B2 (en) * 2016-04-05 2019-11-12 Canon Kabushiki Kaisha Focus detection unit, image capturing apparatus, and focus detection method
EP3460509B1 (en) * 2017-09-22 2024-12-11 ams AG Method for calibrating a time-of-flight system and time-of-flight system
US10594921B2 (en) * 2018-04-26 2020-03-17 Qualcomm Incorporated Dual phase detection power optimizations
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
US11012609B2 (en) * 2019-06-28 2021-05-18 Canon Kabushiki Kaisha Image pickup apparatus and its control method, and storage medium
US11490000B2 (en) * 2020-10-13 2022-11-01 Qualcomm Incorporated Depth-assisted auto focus
JP7703357B2 (ja) * 2021-04-30 2025-07-07 キヤノン株式会社 視線情報取得装置、撮像装置、視線情報取得方法、およびプログラム

Also Published As

Publication number Publication date
US20250343992A1 (en) 2025-11-06
US20240171858A1 (en) 2024-05-23
US12389116B2 (en) 2025-08-12

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