JP7016712B2 - 撮像装置、撮像装置の制御方法、およびプログラム - Google Patents

撮像装置、撮像装置の制御方法、およびプログラム Download PDF

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Publication number
JP7016712B2
JP7016712B2 JP2018017494A JP2018017494A JP7016712B2 JP 7016712 B2 JP7016712 B2 JP 7016712B2 JP 2018017494 A JP2018017494 A JP 2018017494A JP 2018017494 A JP2018017494 A JP 2018017494A JP 7016712 B2 JP7016712 B2 JP 7016712B2
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JP
Japan
Prior art keywords
sensitivity
image
control unit
signal
gain
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Expired - Fee Related
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JP2018017494A
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English (en)
Japanese (ja)
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JP2019133099A5 (enExample
JP2019133099A (ja
Inventor
敏文 大澤
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
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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.)
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2018017494A priority Critical patent/JP7016712B2/ja
Priority to US16/259,813 priority patent/US10999523B2/en
Publication of JP2019133099A publication Critical patent/JP2019133099A/ja
Publication of JP2019133099A5 publication Critical patent/JP2019133099A5/ja
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    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing 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
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
    • 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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
    • 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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
    • 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
    • G03B19/00—Cameras
    • G03B19/18—Motion-picture cameras
    • G03B19/20—Reflex cameras
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
    • G03B7/0997—Through the lens [TTL] measuring
    • G03B7/09971—Through the lens [TTL] measuring in mirror-reflex cameras
    • G03B7/09972—Through the lens [TTL] measuring in mirror-reflex cameras using the mirror as sensor light reflecting or transmitting member
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
    • G03B7/0997—Through the lens [TTL] measuring
    • G03B7/09979—Multi-zone light measuring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/41—Extracting pixel data from a plurality of image sensors simultaneously picking up an image, e.g. for increasing the field of view by combining the outputs of a plurality of sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/58—Control of the dynamic range involving two or more exposures
    • H04N25/581—Control of the dynamic range involving two or more exposures acquired simultaneously
    • H04N25/585—Control of the dynamic range involving two or more exposures acquired simultaneously with pixels having different sensitivities within the sensor, e.g. fast or slow pixels or pixels having different sizes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)
  • Stroboscope Apparatuses (AREA)
  • Exposure Control For Cameras (AREA)
JP2018017494A 2018-02-02 2018-02-02 撮像装置、撮像装置の制御方法、およびプログラム Expired - Fee Related JP7016712B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2018017494A JP7016712B2 (ja) 2018-02-02 2018-02-02 撮像装置、撮像装置の制御方法、およびプログラム
US16/259,813 US10999523B2 (en) 2018-02-02 2019-01-28 Image pickup apparatus, method for controlling image pickup apparatus, and storage medium for controlling flash photography when a still image is imaged

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018017494A JP7016712B2 (ja) 2018-02-02 2018-02-02 撮像装置、撮像装置の制御方法、およびプログラム

Publications (3)

Publication Number Publication Date
JP2019133099A JP2019133099A (ja) 2019-08-08
JP2019133099A5 JP2019133099A5 (enExample) 2021-03-18
JP7016712B2 true JP7016712B2 (ja) 2022-02-07

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JP2018017494A Expired - Fee Related JP7016712B2 (ja) 2018-02-02 2018-02-02 撮像装置、撮像装置の制御方法、およびプログラム

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US (1) US10999523B2 (enExample)
JP (1) JP7016712B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7158880B2 (ja) * 2018-04-04 2022-10-24 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
JP7316130B2 (ja) * 2019-07-16 2023-07-27 キヤノン株式会社 画像処理装置、画像処理装置の制御方法、プログラム
CN111372008B (zh) * 2020-03-13 2021-06-25 深圳市睿联技术股份有限公司 基于视频内容的亮度自动增益调节方法及摄像机
DE102022209505A1 (de) * 2021-09-13 2023-03-16 Apple Inc. Kameraumschaltsteuertechniken für systeme mit mehreren kameras

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003324656A (ja) 2002-05-08 2003-11-14 Sony Corp 撮像装置および方法、記録媒体、並びにプログラム
US20100046936A1 (en) 2008-08-22 2010-02-25 Samsung Digital Imaging Co., Ltd. Photographing control method and apparatus using strobe
JP2012113248A (ja) 2010-11-26 2012-06-14 Canon Inc 撮像装置
JP2015122706A (ja) 2013-12-25 2015-07-02 ソニー株式会社 制御装置、制御方法および制御システム
JP2016082487A (ja) 2014-10-20 2016-05-16 キヤノン株式会社 露出制御装置及びその制御方法、撮像装置、プログラム、記憶媒体
JP2017097288A (ja) 2015-11-27 2017-06-01 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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610961B2 (enExample) 1973-03-02 1981-03-11
JP3363683B2 (ja) 1995-12-28 2003-01-08 キヤノン株式会社 焦点検出装置及びそれを用いた光学機器
JP2005117192A (ja) 2003-10-03 2005-04-28 Matsushita Electric Ind Co Ltd 固体撮像装置の駆動方法およびこれを備えたカメラ
JP2005184508A (ja) 2003-12-19 2005-07-07 Canon Inc 撮像装置及びその制御方法
JP4110109B2 (ja) 2004-03-26 2008-07-02 キヤノン株式会社 撮像装置及び撮像制御方法
JP2008187615A (ja) * 2007-01-31 2008-08-14 Canon Inc 撮像素子、撮像装置、制御方法、及びプログラム
JP5610961B2 (ja) 2010-09-30 2014-10-22 キヤノン株式会社 固体撮像装置及び固体撮像装置の駆動方法
JP5893550B2 (ja) 2012-04-12 2016-03-23 キヤノン株式会社 撮像装置及び撮像システム

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003324656A (ja) 2002-05-08 2003-11-14 Sony Corp 撮像装置および方法、記録媒体、並びにプログラム
US20100046936A1 (en) 2008-08-22 2010-02-25 Samsung Digital Imaging Co., Ltd. Photographing control method and apparatus using strobe
JP2012113248A (ja) 2010-11-26 2012-06-14 Canon Inc 撮像装置
JP2015122706A (ja) 2013-12-25 2015-07-02 ソニー株式会社 制御装置、制御方法および制御システム
JP2016082487A (ja) 2014-10-20 2016-05-16 キヤノン株式会社 露出制御装置及びその制御方法、撮像装置、プログラム、記憶媒体
JP2017097288A (ja) 2015-11-27 2017-06-01 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

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JP2019133099A (ja) 2019-08-08
US10999523B2 (en) 2021-05-04

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