JP3791102B2 - 露光制御装置、露光制御方法およびカメラ - Google Patents

露光制御装置、露光制御方法およびカメラ Download PDF

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Publication number
JP3791102B2
JP3791102B2 JP06623497A JP6623497A JP3791102B2 JP 3791102 B2 JP3791102 B2 JP 3791102B2 JP 06623497 A JP06623497 A JP 06623497A JP 6623497 A JP6623497 A JP 6623497A JP 3791102 B2 JP3791102 B2 JP 3791102B2
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Japan
Prior art keywords
average luminance
exposure control
average
pixels
entire screen
Prior art date
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Expired - Fee Related
Application number
JP06623497A
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English (en)
Japanese (ja)
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JPH10262181A5 (enExample
JPH10262181A (ja
Inventor
大輔 熊谷
卓志 花形
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Sony Corp
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Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP06623497A priority Critical patent/JP3791102B2/ja
Priority to US09/044,247 priority patent/US6690424B1/en
Publication of JPH10262181A publication Critical patent/JPH10262181A/ja
Publication of JPH10262181A5 publication Critical patent/JPH10262181A5/ja
Application granted granted Critical
Publication of JP3791102B2 publication Critical patent/JP3791102B2/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
    • H04N23/73—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
    • H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image 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
    • H04N23/71—Circuitry for evaluating the brightness variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
JP06623497A 1997-03-19 1997-03-19 露光制御装置、露光制御方法およびカメラ Expired - Fee Related JP3791102B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP06623497A JP3791102B2 (ja) 1997-03-19 1997-03-19 露光制御装置、露光制御方法およびカメラ
US09/044,247 US6690424B1 (en) 1997-03-19 1998-03-19 Exposure control apparatus for controlling the exposure of an image pickup plane in a camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06623497A JP3791102B2 (ja) 1997-03-19 1997-03-19 露光制御装置、露光制御方法およびカメラ

Publications (3)

Publication Number Publication Date
JPH10262181A JPH10262181A (ja) 1998-09-29
JPH10262181A5 JPH10262181A5 (enExample) 2004-09-30
JP3791102B2 true JP3791102B2 (ja) 2006-06-28

Family

ID=13309973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP06623497A Expired - Fee Related JP3791102B2 (ja) 1997-03-19 1997-03-19 露光制御装置、露光制御方法およびカメラ

Country Status (2)

Country Link
US (1) US6690424B1 (enExample)
JP (1) JP3791102B2 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4114279B2 (ja) * 1999-06-25 2008-07-09 コニカミノルタビジネステクノロジーズ株式会社 画像処理装置
KR100495415B1 (ko) * 1999-12-30 2005-06-14 매그나칩 반도체 유한회사 이미지 센서에서의 자동 노출 장치
JP2001238127A (ja) * 2000-02-21 2001-08-31 Fuji Photo Film Co Ltd カメラ
JP4576658B2 (ja) * 2000-02-29 2010-11-10 ソニー株式会社 撮像装置、撮像方法及び撮像プログラム
JP3938833B2 (ja) * 2000-04-27 2007-06-27 株式会社リコー 露出制御装置
JP3806038B2 (ja) * 2002-01-07 2006-08-09 富士写真フイルム株式会社 画像処理システム及び撮像装置
EP1404118A1 (en) * 2002-09-20 2004-03-31 Seiko Epson Corporation Backlight adjustment processing of image using image generation record information
US20040239796A1 (en) * 2002-09-20 2004-12-02 Seiko Epson Corporation Backlight adjustment processing of image using image generation record information
US7577636B2 (en) * 2003-05-28 2009-08-18 Fernandez Dennis S Network-extensible reconfigurable media appliance
KR100555755B1 (ko) * 2004-05-04 2006-03-03 삼성전자주식회사 휘도 히스토그램을 이용한 영상 자동 보정 장치
JP2006165975A (ja) * 2004-12-07 2006-06-22 Konica Minolta Photo Imaging Inc 撮像素子、撮像装置、画像処理方法
TWI285047B (en) * 2005-11-24 2007-08-01 Sunplus Technology Co Ltd Method of automatic exposure control and automatic exposure compensated apparatus
US7697789B2 (en) * 2006-04-28 2010-04-13 Xerox Corporation System and method for enhancing stored binary images
JP2008070562A (ja) * 2006-09-13 2008-03-27 Canon Inc 撮像装置および露出制御方法
US8213710B2 (en) * 2006-11-28 2012-07-03 Youliza, Gehts B.V. Limited Liability Company Apparatus and method for shift invariant differential (SID) image data interpolation in non-fully populated shift invariant matrix
US8040558B2 (en) 2006-11-29 2011-10-18 Youliza, Gehts B.V. Limited Liability Company Apparatus and method for shift invariant differential (SID) image data interpolation in fully populated shift invariant matrix
US8063942B2 (en) * 2007-10-19 2011-11-22 Qualcomm Incorporated Motion assisted image sensor configuration
JP2009177271A (ja) * 2008-01-22 2009-08-06 Sony Corp 撮像装置、その制御方法およびプログラム
CN101304489B (zh) * 2008-06-20 2010-12-08 北京中星微电子有限公司 一种自动曝光方法及装置
KR101168110B1 (ko) 2009-09-04 2012-07-24 삼성전자주식회사 이미지 영상의 역광을 보상하기 위한 장치 및 방법
CN102196182A (zh) * 2010-03-09 2011-09-21 株式会社理光 逆光检测设备及逆光检测方法
TWI438554B (zh) * 2010-06-04 2014-05-21 Hon Hai Prec Ind Co Ltd 光圈控制系統
CN102269913A (zh) * 2010-06-07 2011-12-07 鸿富锦精密工业（深圳）有限公司 光圈控制系统
JP2013148870A (ja) * 2011-12-19 2013-08-01 Canon Inc 表示装置及びその制御方法
JP2015014672A (ja) * 2013-07-04 2015-01-22 住友電気工業株式会社 カメラ制御装置、カメラシステム、カメラ制御方法、及びプログラム
CN105245791A (zh) * 2015-10-30 2016-01-13 合肥联宝信息技术有限公司 一种照相设备及其控制方法
CN106851120A (zh) * 2016-12-28 2017-06-13 深圳天珑无线科技有限公司 拍照方法及其拍照装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5783971A (en) * 1980-11-13 1982-05-26 Asahi Optical Co Ltd Spot exposure control circuit
US6124891A (en) * 1987-11-04 2000-09-26 Canon Kabushiki Kaisha Exposure control device
JPH01221986A (ja) * 1988-03-01 1989-09-05 Canon Inc 露光制御装置
JPH0370274A (ja) * 1989-08-09 1991-03-26 Sanyo Electric Co Ltd 撮像装置
JPH03220878A (ja) * 1990-01-25 1991-09-30 Nec Corp 自動露出補正装置
JP3666900B2 (ja) * 1994-04-25 2005-06-29 キヤノン株式会社 撮像装置および撮像方法
JP3478452B2 (ja) * 1996-03-27 2003-12-15 ソニー株式会社 逆光検出方法、逆光検出装置及び撮像カメラ
US5614948A (en) * 1996-04-26 1997-03-25 Intel Corporation Camera having an adaptive gain control

Also Published As

Publication number Publication date
JPH10262181A (ja) 1998-09-29
US6690424B1 (en) 2004-02-10

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