JP2023162633A - 撮像装置、及び撮像装置の制御方法 - Google Patents

撮像装置、及び撮像装置の制御方法 Download PDF

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Publication number
JP2023162633A
JP2023162633A JP2022073105A JP2022073105A JP2023162633A JP 2023162633 A JP2023162633 A JP 2023162633A JP 2022073105 A JP2022073105 A JP 2022073105A JP 2022073105 A JP2022073105 A JP 2022073105A JP 2023162633 A JP2023162633 A JP 2023162633A
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JP
Japan
Prior art keywords
brightness
area
target
gradation correction
image
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
JP2022073105A
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English (en)
Japanese (ja)
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JP2023162633A5 (https=
Inventor
英貴 門井
Hideki Kadoi
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 JP2022073105A priority Critical patent/JP2023162633A/ja
Priority to EP23165885.7A priority patent/EP4270974A1/en
Priority to US18/299,843 priority patent/US12526527B2/en
Priority to CN202310462093.9A priority patent/CN116962889A/zh
Publication of JP2023162633A publication Critical patent/JP2023162633A/ja
Publication of JP2023162633A5 publication Critical patent/JP2023162633A5/ja
Pending legal-status Critical Current

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    • 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
    • H04N23/71—Circuitry for evaluating the brightness variation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • 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
    • 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
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image signals

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
JP2022073105A 2022-04-27 2022-04-27 撮像装置、及び撮像装置の制御方法 Pending JP2023162633A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2022073105A JP2023162633A (ja) 2022-04-27 2022-04-27 撮像装置、及び撮像装置の制御方法
EP23165885.7A EP4270974A1 (en) 2022-04-27 2023-03-31 Imaging device, method for controlling imaging device, program and computer-readable storage medium
US18/299,843 US12526527B2 (en) 2022-04-27 2023-04-13 Imaging device, method for controlling imaging device and non-transitory computer-readable storage medium with improving brightness through gradation correction
CN202310462093.9A CN116962889A (zh) 2022-04-27 2023-04-26 成像装置及其控制方法以及计算机可读存储介质

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022073105A JP2023162633A (ja) 2022-04-27 2022-04-27 撮像装置、及び撮像装置の制御方法

Publications (2)

Publication Number Publication Date
JP2023162633A true JP2023162633A (ja) 2023-11-09
JP2023162633A5 JP2023162633A5 (https=) 2025-06-03

Family

ID=85795309

Family Applications (1)

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JP2022073105A Pending JP2023162633A (ja) 2022-04-27 2022-04-27 撮像装置、及び撮像装置の制御方法

Country Status (4)

Country Link
US (1) US12526527B2 (https=)
EP (1) EP4270974A1 (https=)
JP (1) JP2023162633A (https=)
CN (1) CN116962889A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116129806B (zh) * 2022-12-28 2025-04-15 厦门天马显示科技有限公司 显示面板的控制方法及控制装置、存储介质及电子设备

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3205941B2 (ja) * 1991-08-28 2001-09-04 池上通信機株式会社 自動絞り調整装置
US6694051B1 (en) 1998-06-24 2004-02-17 Canon Kabushiki Kaisha Image processing method, image processing apparatus and recording medium
JP3976898B2 (ja) 1998-07-21 2007-09-19 キヤノン株式会社 画像処理方法、装置および記録媒体
JP2002262094A (ja) * 2001-02-27 2002-09-13 Konica Corp 画像処理方法及び画像処理装置
JP5130675B2 (ja) * 2006-08-11 2013-01-30 株式会社ニコン デジタルカメラ、および画像処理プログラム
JP5076716B2 (ja) * 2007-08-06 2012-11-21 株式会社ニコン 撮像装置
JP5202245B2 (ja) * 2008-11-20 2013-06-05 キヤノン株式会社 撮像装置およびその制御方法
JP2010273007A (ja) * 2009-05-20 2010-12-02 Nikon Corp 撮像装置
JP2014155005A (ja) * 2013-02-07 2014-08-25 Canon Inc 表示装置及びその制御方法
JP2015166767A (ja) 2014-03-03 2015-09-24 株式会社ニコン 測光装置、及び撮像装置
CN106575496B (zh) * 2014-08-28 2019-07-23 Nec显示器解决方案株式会社 显示装置、灰度校正映射生成装置、灰度校正映射生成方法及程序
US10230899B2 (en) * 2016-06-27 2019-03-12 Canon Kabushiki Kaisha Image capturing apparatus capable of intermittently capturing images, method for controlling the same, and storage medium
WO2021014560A1 (ja) * 2019-07-23 2021-01-28 パナソニックＩｐマネジメント株式会社 撮像装置
US11373621B2 (en) * 2020-05-22 2022-06-28 Sharp Kabushiki Kaisha Display device, display control method, and storage medium

Also Published As

Publication number Publication date
CN116962889A (zh) 2023-10-27
US20230353880A1 (en) 2023-11-02
EP4270974A1 (en) 2023-11-01
US12526527B2 (en) 2026-01-13

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