KR101395015B1 - 카메라, 초점 검출방법, 및 제어방법 - Google Patents

카메라, 초점 검출방법, 및 제어방법 Download PDF

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Publication number
KR101395015B1
KR101395015B1 KR1020127015691A KR20127015691A KR101395015B1 KR 101395015 B1 KR101395015 B1 KR 101395015B1 KR 1020127015691 A KR1020127015691 A KR 1020127015691A KR 20127015691 A KR20127015691 A KR 20127015691A KR 101395015 B1 KR101395015 B1 KR 101395015B1
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KR
South Korea
Prior art keywords
focus detection
unit
focus
lens
detection unit
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Expired - Fee Related
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KR1020127015691A
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English (en)
Korean (ko)
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KR20120093380A (ko
Inventor
료 야마사키
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캐논 가부시끼가이샤
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Publication of KR20120093380A publication Critical patent/KR20120093380A/ko
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/285—Systems for automatic generation of focusing signals including two or more different focus detection devices, e.g. both an active and a passive focus detecting device
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
    • 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
KR1020127015691A 2009-12-22 2010-11-25 카메라, 초점 검출방법, 및 제어방법 Expired - Fee Related KR101395015B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009290246A JP5653035B2 (ja) 2009-12-22 2009-12-22 撮像装置、焦点検出方法、および制御方法
JPJP-P-2009-290246 2009-12-22
PCT/JP2010/006872 WO2011077639A1 (en) 2009-12-22 2010-11-25 Camera

Publications (2)

Publication Number Publication Date
KR20120093380A KR20120093380A (ko) 2012-08-22
KR101395015B1 true KR101395015B1 (ko) 2014-05-15

Family

ID=44195193

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020127015691A Expired - Fee Related KR101395015B1 (ko) 2009-12-22 2010-11-25 카메라, 초점 검출방법, 및 제어방법

Country Status (6)

Country Link
US (1) US8736745B2 (https=)
EP (1) EP2517063A4 (https=)
JP (1) JP5653035B2 (https=)
KR (1) KR101395015B1 (https=)
CN (1) CN102687052B (https=)
WO (1) WO2011077639A1 (https=)

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JP2014029353A (ja) * 2012-07-31 2014-02-13 Sony Corp 焦点調整装置および焦点調整方法
JP5930999B2 (ja) 2013-04-05 2016-06-08 キヤノン株式会社 撮像装置、撮像システム、レンズユニット、撮像装置の制御方法、およびレンズユニットの制御方法
JP6366230B2 (ja) 2013-06-27 2018-08-01 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
JP6288968B2 (ja) 2013-07-19 2018-03-07 キヤノン株式会社 自動焦点調整制御装置及びそれを有するレンズ装置、撮像装置
ES2674094T3 (es) 2013-12-16 2018-06-27 Pride Mobility Products Corporation Silla de ruedas de altura elevada
JP6478457B2 (ja) * 2014-01-23 2019-03-06 キヤノン株式会社 焦点調節装置及び焦点調節方法
JP6457740B2 (ja) * 2014-05-13 2019-01-23 キヤノン株式会社 撮像装置及びその制御方法、レンズユニット、撮像システム
JP6298362B2 (ja) * 2014-06-02 2018-03-20 キヤノン株式会社 撮像装置及びその制御方法、及び撮像システム
JP6543916B2 (ja) * 2014-11-07 2019-07-17 株式会社ニコン 交換レンズおよび撮像装置
JP6801658B2 (ja) * 2015-07-31 2020-12-16 ソニー株式会社 撮像装置、撮像方法、及びプログラム
EP4467117A3 (en) 2016-02-27 2025-03-05 Pride Mobility Products Corporation Adjustable height wheelchair
US10491799B2 (en) * 2016-06-17 2019-11-26 Canon Kabushiki Kaisha Focus detection apparatus, focus control apparatus, image capturing apparatus, focus detection method, and storage medium
CN106534666A (zh) * 2016-10-11 2017-03-22 广东欧珀移动通信有限公司 相位对焦方法、装置及终端设备
JP6395790B2 (ja) * 2016-11-18 2018-09-26 キヤノン株式会社 撮像装置、撮像装置の制御方法およびフォーカス制御プログラム
JP6508267B2 (ja) * 2017-08-17 2019-05-08 株式会社ニコン 交換レンズ
JP7118702B2 (ja) * 2018-04-02 2022-08-16 キヤノン株式会社 レンズ装置、撮像装置、カメラシステム、補正値決定方法およびプログラム
KR102628415B1 (ko) 2018-06-01 2024-01-23 한화비전 주식회사 감시 시스템 및 그 동작 방법

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001281530A (ja) 2000-03-30 2001-10-10 Minolta Co Ltd デジタルスチルカメラ
JP2004309866A (ja) 2003-04-08 2004-11-04 Pentax Corp カメラの自動焦点調節装置

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JPH0616131B2 (ja) 1987-01-12 1994-03-02 キヤノン株式会社 オート フォーカスカメラ
JPH1026725A (ja) * 1996-05-10 1998-01-27 Nikon Corp オートフォーカス装置
JP3592147B2 (ja) 1998-08-20 2004-11-24 キヤノン株式会社 固体撮像装置
JP4331314B2 (ja) * 1999-04-12 2009-09-16 オリンパス株式会社 一眼レフレックスタイプの電子的撮影装置
JP4142205B2 (ja) * 1999-05-19 2008-09-03 オリンパス株式会社 電子スチルカメラ
US6453124B2 (en) * 2000-03-27 2002-09-17 Minolta Co., Ltd. Digital camera
JP2004021958A (ja) 2002-06-13 2004-01-22 Sanyo Kogaku:Kk シート状に展開された導電体もしくは発光導電体の破断検出警報装置
JP4125101B2 (ja) 2002-12-06 2008-07-30 キヤノン株式会社 撮像装置、並びにその自動焦点調節装置及びその制御方法
JP2004219581A (ja) 2003-01-10 2004-08-05 Canon Inc 自動焦点調節装置
US7773146B2 (en) * 2004-06-15 2010-08-10 Canon Kabushiki Kaisha Focus control apparatus and optical apparatus
US7469098B2 (en) * 2004-07-12 2008-12-23 Canon Kabushiki Kaisha Optical apparatus
JP4910366B2 (ja) * 2005-11-09 2012-04-04 株式会社ニコン 焦点検出装置、光学システムおよび焦点検出方法
JP2007248782A (ja) 2006-03-15 2007-09-27 Olympus Imaging Corp 焦点調節装置およびカメラ
JP4931226B2 (ja) 2006-05-02 2012-05-16 キヤノン株式会社 焦点検出装置及び光学機器
JP4861057B2 (ja) * 2006-05-29 2012-01-25 キヤノン株式会社 撮像装置およびその制御方法
JP4973273B2 (ja) * 2007-03-28 2012-07-11 株式会社ニコン デジタルカメラ
JP5028154B2 (ja) 2007-06-20 2012-09-19 キヤノン株式会社 撮像装置及びその制御方法
JP2009069255A (ja) * 2007-09-11 2009-04-02 Sony Corp 撮像装置および合焦制御方法
JP5264131B2 (ja) * 2007-09-14 2013-08-14 キヤノン株式会社 撮像装置
JP2009115893A (ja) * 2007-11-02 2009-05-28 Canon Inc 撮像装置
JP2009139728A (ja) 2007-12-07 2009-06-25 Canon Inc 制御装置
JP2009151254A (ja) 2007-12-25 2009-07-09 Olympus Imaging Corp 撮影装置及び焦点検出装置
CN101952759B (zh) * 2008-02-22 2012-12-19 松下电器产业株式会社 摄像装置
WO2009104416A1 (ja) * 2008-02-22 2009-08-27 パナソニック株式会社 撮像装置
WO2010050184A1 (ja) * 2008-10-28 2010-05-06 パナソニック株式会社 撮像ユニット

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001281530A (ja) 2000-03-30 2001-10-10 Minolta Co Ltd デジタルスチルカメラ
JP2004309866A (ja) 2003-04-08 2004-11-04 Pentax Corp カメラの自動焦点調節装置

Also Published As

Publication number Publication date
WO2011077639A1 (en) 2011-06-30
JP5653035B2 (ja) 2015-01-14
CN102687052A (zh) 2012-09-19
CN102687052B (zh) 2014-08-20
US20120274837A1 (en) 2012-11-01
JP2011133521A (ja) 2011-07-07
US8736745B2 (en) 2014-05-27
EP2517063A4 (en) 2017-12-20
KR20120093380A (ko) 2012-08-22
EP2517063A1 (en) 2012-10-31

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