CN101806949B - 焦点调节设备和焦点调节方法 - Google Patents

焦点调节设备和焦点调节方法 Download PDF

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Publication number
CN101806949B
CN101806949B CN201010117068XA CN201010117068A CN101806949B CN 101806949 B CN101806949 B CN 101806949B CN 201010117068X A CN201010117068X A CN 201010117068XA CN 201010117068 A CN201010117068 A CN 201010117068A CN 101806949 B CN101806949 B CN 101806949B
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CN
China
Prior art keywords
focus
detection zone
frame
focusing lens
focus detection
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Expired - Fee Related
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CN201010117068XA
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English (en)
Chinese (zh)
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CN101806949A (zh
Inventor
上原彬子
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Canon Inc
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Canon Inc
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Publication of CN101806949A publication Critical patent/CN101806949A/zh
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • 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
    • H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
    • 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
    • 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
    • H04N23/61—Control of cameras or camera modules based on recognised objects
    • 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
    • H04N23/61—Control of cameras or camera modules based on recognised objects
    • H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
    • 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
    • H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
    • H04N23/681—Motion detection
    • H04N23/6812—Motion detection based on additional sensors, e.g. acceleration sensors

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
  • Studio Devices (AREA)
CN201010117068XA 2009-02-17 2010-02-20 焦点调节设备和焦点调节方法 Expired - Fee Related CN101806949B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009-034114 2009-02-17
JP2009034114A JP5297222B2 (ja) 2009-02-17 2009-02-17 焦点調節装置、及び焦点調節方法

Publications (2)

Publication Number Publication Date
CN101806949A CN101806949A (zh) 2010-08-18
CN101806949B true CN101806949B (zh) 2012-09-05

Family

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CN201010117068XA Expired - Fee Related CN101806949B (zh) 2009-02-17 2010-02-20 焦点调节设备和焦点调节方法

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US (2) US8391699B2 (enExample)
JP (1) JP5297222B2 (enExample)
CN (1) CN101806949B (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5297222B2 (ja) * 2009-02-17 2013-09-25 キヤノン株式会社 焦点調節装置、及び焦点調節方法
JP5780756B2 (ja) 2010-12-24 2015-09-16 キヤノン株式会社 焦点調節装置及び方法
JP2012141240A (ja) * 2011-01-05 2012-07-26 Ricoh Co Ltd 測距装置、測距方法および撮像装置、撮像方法
JP6172934B2 (ja) * 2012-12-27 2017-08-02 キヤノン株式会社 撮像装置、その制御方法、プログラム及び記憶媒体
JP6136310B2 (ja) 2013-01-31 2017-05-31 リコーイメージング株式会社 撮像装置
US11240421B2 (en) 2015-04-10 2022-02-01 Qualcomm Incorporated Methods and apparatus for defocus reduction using laser autofocus
JP6474693B2 (ja) * 2015-06-19 2019-02-27 オリンパス株式会社 焦点検出装置、焦点検出方法、および記録媒体
WO2017166076A1 (zh) * 2016-03-29 2017-10-05 华为技术有限公司 一种确定对焦窗的方法、装置及设备
JP7222683B2 (ja) * 2018-12-06 2023-02-15 キヤノン株式会社 撮像装置及びその制御方法、プログラム、記憶媒体
JP7336958B2 (ja) * 2019-10-21 2023-09-01 キヤノン株式会社 撮像装置及びその制御方法、プログラム、記憶媒体
JP7527129B2 (ja) * 2020-04-28 2024-08-02 キヤノン株式会社 焦点調節装置、撮像装置、焦点調節方法、及びプログラム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1460888A (zh) * 2002-05-17 2003-12-10 奥林巴斯光学工业株式会社 自动焦点调节装置
CN1770825A (zh) * 2004-10-25 2006-05-10 乐金电子(中国)研究开发中心有限公司 便携终端的领域选择焦点装置及方法

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Publication number Priority date Publication date Assignee Title
JPS6331293A (ja) * 1986-07-24 1988-02-09 Minolta Camera Co Ltd 焦点調節装置
US4935763A (en) * 1987-02-02 1990-06-19 Minolta Camera Kabushiki Kaisha Camera having a zoom lens unit
JPH08271784A (ja) * 1995-03-30 1996-10-18 Canon Inc 視線検出機能付き光学機器
US6456788B1 (en) * 2000-08-21 2002-09-24 Canon Kabushiki Kaisha Optical apparatus and camera provided with line-of-sight detecting device
JP2002318341A (ja) * 2001-04-20 2002-10-31 Fuji Photo Film Co Ltd 自動焦点調節装置及び方法
JP4106485B2 (ja) 2002-03-29 2008-06-25 株式会社ニコン カメラ
US20040022531A1 (en) * 2002-07-31 2004-02-05 Schinner Charles E. Camera lens focus setting for low brightness scenes
JP3867687B2 (ja) * 2003-07-08 2007-01-10 コニカミノルタフォトイメージング株式会社 撮像装置
US7511759B2 (en) * 2004-02-18 2009-03-31 Canon Kabushiki Kaisha Image pickup apparatus, control method thereof, control program thereof and storage medium, with movement of focus lens on basis of evaluation values extracted by long period scan upon failure of detection of peak position by short period scan
JP2005316271A (ja) * 2004-04-30 2005-11-10 Nikon Corp オートフォーカスカメラ
US7502065B2 (en) * 2004-06-16 2009-03-10 Hoya Corporation Focus detection method and focus detection apparatus
JP4764774B2 (ja) * 2006-05-31 2011-09-07 Ｈｏｙａ株式会社 焦点調節装置を備えたカメラ
JP4429328B2 (ja) * 2007-02-09 2010-03-10 キヤノン株式会社 自動合焦装置とその制御方法並びに撮像装置
US7844172B1 (en) * 2007-09-21 2010-11-30 Tessera MEMS Technologies, Inc. Adaptive autofocus lens positioning
JP5297222B2 (ja) * 2009-02-17 2013-09-25 キヤノン株式会社 焦点調節装置、及び焦点調節方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1460888A (zh) * 2002-05-17 2003-12-10 奥林巴斯光学工业株式会社 自动焦点调节装置
CN1770825A (zh) * 2004-10-25 2006-05-10 乐金电子(中国)研究开发中心有限公司 便携终端的领域选择焦点装置及方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP特开2003-295040A 2003.10.15
JP特开2008-134278A 2008.06.12

Also Published As

Publication number Publication date
JP5297222B2 (ja) 2013-09-25
JP2010191083A (ja) 2010-09-02
US20130135518A1 (en) 2013-05-30
US8731437B2 (en) 2014-05-20
US20100209094A1 (en) 2010-08-19
CN101806949A (zh) 2010-08-18
US8391699B2 (en) 2013-03-05

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