JP4838175B2 - 焦点検出装置 - Google Patents

焦点検出装置 Download PDF

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Publication number
JP4838175B2
JP4838175B2 JP2007051750A JP2007051750A JP4838175B2 JP 4838175 B2 JP4838175 B2 JP 4838175B2 JP 2007051750 A JP2007051750 A JP 2007051750A JP 2007051750 A JP2007051750 A JP 2007051750A JP 4838175 B2 JP4838175 B2 JP 4838175B2
Authority
JP
Japan
Prior art keywords
photoelectric conversion
conversion element
charge
focus detection
element arrays
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
JP2007051750A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008216478A5 (enExample
JP2008216478A (ja
Inventor
哲央 菊地
公成 田宮
史郎 綱井
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.)
Olympus Corp
Olympus Imaging Corp
Renesas Electronics Corp
Original Assignee
Olympus Corp
Olympus Imaging Corp
Renesas Electronics Corp
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 Olympus Corp, Olympus Imaging Corp, Renesas Electronics Corp filed Critical Olympus Corp
Priority to JP2007051750A priority Critical patent/JP4838175B2/ja
Priority to US12/070,860 priority patent/US7940322B2/en
Priority to CN2008100809491A priority patent/CN101256261B/zh
Publication of JP2008216478A publication Critical patent/JP2008216478A/ja
Publication of JP2008216478A5 publication Critical patent/JP2008216478A5/ja
Application granted granted Critical
Publication of JP4838175B2 publication Critical patent/JP4838175B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H04N23/67—Focus control based on electronic image sensor signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Studio Devices (AREA)
JP2007051750A 2007-03-01 2007-03-01 焦点検出装置 Expired - Fee Related JP4838175B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2007051750A JP4838175B2 (ja) 2007-03-01 2007-03-01 焦点検出装置
US12/070,860 US7940322B2 (en) 2007-03-01 2008-02-21 Focus detecting device
CN2008100809491A CN101256261B (zh) 2007-03-01 2008-02-29 焦点检测装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007051750A JP4838175B2 (ja) 2007-03-01 2007-03-01 焦点検出装置

Publications (3)

Publication Number Publication Date
JP2008216478A JP2008216478A (ja) 2008-09-18
JP2008216478A5 JP2008216478A5 (enExample) 2010-02-25
JP4838175B2 true JP4838175B2 (ja) 2011-12-14

Family

ID=39733124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007051750A Expired - Fee Related JP4838175B2 (ja) 2007-03-01 2007-03-01 焦点検出装置

Country Status (3)

Country Link
US (1) US7940322B2 (enExample)
JP (1) JP4838175B2 (enExample)
CN (1) CN101256261B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5319347B2 (ja) * 2009-03-17 2013-10-16 キヤノン株式会社 撮像装置及びその制御方法
JP2012105023A (ja) * 2010-11-09 2012-05-31 Canon Inc 画像処理装置、撮像装置、及び画像処理方法
JP5909975B2 (ja) 2011-10-06 2016-04-27 ソニー株式会社 撮像装置および電子機器
JP2015102735A (ja) * 2013-11-26 2015-06-04 株式会社ニコン 焦点検出装置および撮像装置
JP6457822B2 (ja) * 2015-01-21 2019-01-23 キヤノン株式会社 光電変換装置及び撮像システム
US10802244B2 (en) 2017-06-30 2020-10-13 Semiconductor Components Industries, Llc Methods and apparatus for focus control in an imaging system
US10162149B1 (en) 2017-06-30 2018-12-25 Semiconductor Components Industries, Llc Methods and apparatus for focus control in an imaging system
CN114577443B (zh) * 2022-01-28 2024-03-08 茂莱（南京）仪器有限公司 一种ar眼镜光瞳视差测试装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62188918A (ja) * 1986-05-02 1987-08-18 Minolta Camera Co Ltd 電荷蓄積型光電変換素子
JP3013925B2 (ja) 1986-05-16 2000-02-28 ミノルタ株式会社 デフォーカス量検出装置
JP3375492B2 (ja) 1996-07-19 2003-02-10 ペンタックス株式会社 測距センサ
DE19730976C2 (de) * 1996-07-19 2003-12-24 Pentax Corp Einrichtung zum Scharfstellen des Objektivs einer Kamera
JP2002151675A (ja) * 2000-11-15 2002-05-24 Toshiba Microelectronics Corp 固体撮像装置およびその駆動方法
JP2003177302A (ja) * 2001-12-10 2003-06-27 Fuji Photo Optical Co Ltd 測距装置
JP2006178076A (ja) * 2004-12-21 2006-07-06 Olympus Corp カメラの焦点検出装置
JP2006208802A (ja) 2005-01-28 2006-08-10 Kyocera Corp 光電変換装置、焦点検出装置、焦点検出方法、および撮像装置

Also Published As

Publication number Publication date
CN101256261A (zh) 2008-09-03
US7940322B2 (en) 2011-05-10
CN101256261B (zh) 2010-07-21
US20080212955A1 (en) 2008-09-04
JP2008216478A (ja) 2008-09-18

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