JP4047301B2 - 撮像装置及びその制御方法 - Google Patents

撮像装置及びその制御方法 Download PDF

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Publication number
JP4047301B2
JP4047301B2 JP2004147838A JP2004147838A JP4047301B2 JP 4047301 B2 JP4047301 B2 JP 4047301B2 JP 2004147838 A JP2004147838 A JP 2004147838A JP 2004147838 A JP2004147838 A JP 2004147838A JP 4047301 B2 JP4047301 B2 JP 4047301B2
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JP
Japan
Prior art keywords
change amount
luminance change
luminance
exposure control
detected
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.)
Expired - Fee Related
Application number
JP2004147838A
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English (en)
Japanese (ja)
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JP2005331590A (ja
JP2005331590A5 (enExample
Inventor
勇 妹尾
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 JP2004147838A priority Critical patent/JP4047301B2/ja
Priority to US11/126,545 priority patent/US8009225B2/en
Publication of JP2005331590A publication Critical patent/JP2005331590A/ja
Publication of JP2005331590A5 publication Critical patent/JP2005331590A5/ja
Application granted granted Critical
Publication of JP4047301B2 publication Critical patent/JP4047301B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N23/72—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
    • H04N23/71—Circuitry for evaluating the brightness variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
JP2004147838A 2004-05-18 2004-05-18 撮像装置及びその制御方法 Expired - Fee Related JP4047301B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004147838A JP4047301B2 (ja) 2004-05-18 2004-05-18 撮像装置及びその制御方法
US11/126,545 US8009225B2 (en) 2004-05-18 2005-05-11 Imaging apparatus having automatic exposure control unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004147838A JP4047301B2 (ja) 2004-05-18 2004-05-18 撮像装置及びその制御方法

Publications (3)

Publication Number Publication Date
JP2005331590A JP2005331590A (ja) 2005-12-02
JP2005331590A5 JP2005331590A5 (enExample) 2007-07-26
JP4047301B2 true JP4047301B2 (ja) 2008-02-13

Family

ID=35374794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004147838A Expired - Fee Related JP4047301B2 (ja) 2004-05-18 2004-05-18 撮像装置及びその制御方法

Country Status (2)

Country Link
US (1) US8009225B2 (enExample)
JP (1) JP4047301B2 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4775172B2 (ja) * 2006-08-22 2011-09-21 株式会社ニコン 電子カメラ
JP4999423B2 (ja) * 2006-10-25 2012-08-15 キヤノン株式会社 撮像装置及び撮像装置の露出制御方法
JP2009077230A (ja) * 2007-09-21 2009-04-09 Seiko Epson Corp 画像処理装置、マイクロコンピュータ及び電子機器
JP2010041255A (ja) * 2008-08-01 2010-02-18 Sony Corp 撮像装置、撮像方法およびプログラム
JP4770907B2 (ja) * 2008-10-21 2011-09-14 ソニー株式会社 撮像装置、撮像方法及びプログラム
US8189070B1 (en) * 2009-06-05 2012-05-29 Apple Inc. Image capturing devices using Sunny f/16 rule to override metered exposure settings
JP5365407B2 (ja) * 2009-08-17 2013-12-11 ソニー株式会社 画像取得装置及び画像取得方法
JP5800288B2 (ja) * 2012-10-30 2015-10-28 株式会社デンソー 車両用画像処理装置
WO2016031403A1 (ja) * 2014-08-29 2016-03-03 ソニー株式会社 撮像制御装置、撮像装置、および、撮像装置の制御方法
JP6572004B2 (ja) * 2015-06-18 2019-09-04 オリンパス株式会社 露出制御装置および露出制御方法
US10330292B2 (en) 2015-07-08 2019-06-25 Production Resource Group Llc Device for controlling a remotely located luminaire
CN106659371B (zh) * 2015-07-13 2018-08-28 索尼公司 医用观察设备
EP3661188B1 (en) 2018-11-27 2020-10-28 Axis AB A method for reducing intensity variations in a video image stream depicting a scene
CN113875218B (zh) * 2019-05-31 2024-02-23 株式会社理光 成像系统、成像方法和载体装置
CN112165580B (zh) * 2020-08-31 2022-01-14 深圳市汇顶科技股份有限公司 自动曝光方法与电子装置
CN112333398B (zh) * 2020-09-30 2022-07-26 深圳市汇顶科技股份有限公司 自动曝光方法与电子装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5299015A (en) * 1989-03-29 1994-03-29 Hitachi, Ltd. Image pickup apparatus and method and system for controlling the exposure of the image pickup apparatus
EP0409161B1 (en) * 1989-07-18 2000-10-11 Fuji Photo Film Co., Ltd. Method and apparatus for controlling exposure changes of a video camera
US5986705A (en) * 1997-02-18 1999-11-16 Matsushita Electric Industrial Co., Ltd. Exposure control system controlling a solid state image sensing device
JP2000041178A (ja) 1998-07-23 2000-02-08 Sony Corp ビデオカメラの露出制御装置
US6836288B1 (en) * 1999-02-09 2004-12-28 Linvatec Corporation Automatic exposure control system and method
US6930723B1 (en) * 1999-07-13 2005-08-16 Canon Kabushiki Kaisha Quantity-of-light adjusting apparatus
JP4770907B2 (ja) * 2008-10-21 2011-09-14 ソニー株式会社 撮像装置、撮像方法及びプログラム

Also Published As

Publication number Publication date
JP2005331590A (ja) 2005-12-02
US8009225B2 (en) 2011-08-30
US20050259177A1 (en) 2005-11-24

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