JP7532077B2 - 制御装置、撮像装置、制御方法、およびプログラム - Google Patents

制御装置、撮像装置、制御方法、およびプログラム Download PDF

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Publication number
JP7532077B2
JP7532077B2 JP2020076366A JP2020076366A JP7532077B2 JP 7532077 B2 JP7532077 B2 JP 7532077B2 JP 2020076366 A JP2020076366 A JP 2020076366A JP 2020076366 A JP2020076366 A JP 2020076366A JP 7532077 B2 JP7532077 B2 JP 7532077B2
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Japan
Prior art keywords
priority
distance measurement
frames
contrast
frame
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JP2020076366A
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English (en)
Japanese (ja)
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JP2021173827A5 (enExample
JP2021173827A (ja
Inventor
遥平 松井
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
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2020076366A priority Critical patent/JP7532077B2/ja
Priority to US17/231,987 priority patent/US11528406B2/en
Publication of JP2021173827A publication Critical patent/JP2021173827A/ja
Publication of JP2021173827A5 publication Critical patent/JP2021173827A5/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
    • H04N23/672—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
    • H04N23/50—Constructional details
    • H04N23/53—Constructional details of electronic viewfinders, e.g. rotatable or detachable
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
JP2020076366A 2020-04-22 2020-04-22 制御装置、撮像装置、制御方法、およびプログラム Active JP7532077B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020076366A JP7532077B2 (ja) 2020-04-22 2020-04-22 制御装置、撮像装置、制御方法、およびプログラム
US17/231,987 US11528406B2 (en) 2020-04-22 2021-04-15 Control apparatus, image pickup apparatus which changes an autofocus operation based on a ratio of a number of low contrast frames to a number of focus detecting frames

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020076366A JP7532077B2 (ja) 2020-04-22 2020-04-22 制御装置、撮像装置、制御方法、およびプログラム

Publications (3)

Publication Number Publication Date
JP2021173827A JP2021173827A (ja) 2021-11-01
JP2021173827A5 JP2021173827A5 (enExample) 2023-04-11
JP7532077B2 true JP7532077B2 (ja) 2024-08-13

Family

ID=78223091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020076366A Active JP7532077B2 (ja) 2020-04-22 2020-04-22 制御装置、撮像装置、制御方法、およびプログラム

Country Status (2)

Country Link
US (1) US11528406B2 (enExample)
JP (1) JP7532077B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7640656B1 (ja) 2023-11-30 2025-03-05 アキュートロジック株式会社 自動焦点検出方法および装置、撮影装置、記憶媒体

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013105052A (ja) 2011-11-15 2013-05-30 Canon Inc 撮像装置
JP2019066542A (ja) 2017-09-28 2019-04-25 キヤノン株式会社 撮像装置及びその制御方法
JP2019148668A (ja) 2018-02-26 2019-09-05 オリンパス株式会社 焦点調節装置及び焦点調節装置の制御方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3491343B2 (ja) 1994-06-29 2004-01-26 株式会社ニコン 焦点検出装置および焦点検出方法
JP2001021794A (ja) 1999-07-12 2001-01-26 Canon Inc 自動焦点調節装置および光学機器
JP5963606B2 (ja) * 2012-08-10 2016-08-03 キヤノン株式会社 撮像装置及びその制御方法
JP2016118634A (ja) * 2014-12-19 2016-06-30 オリンパス株式会社 撮影装置及び撮影方法
JP6525809B2 (ja) * 2015-08-18 2019-06-05 キヤノン株式会社 焦点検出装置及びその制御方法
JP2019184956A (ja) * 2018-04-16 2019-10-24 株式会社ニコン 焦点検出装置、カメラボディおよびカメラシステム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013105052A (ja) 2011-11-15 2013-05-30 Canon Inc 撮像装置
JP2019066542A (ja) 2017-09-28 2019-04-25 キヤノン株式会社 撮像装置及びその制御方法
JP2019148668A (ja) 2018-02-26 2019-09-05 オリンパス株式会社 焦点調節装置及び焦点調節装置の制御方法

Also Published As

Publication number Publication date
US11528406B2 (en) 2022-12-13
US20210337130A1 (en) 2021-10-28
JP2021173827A (ja) 2021-11-01

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