CN101256261B - 焦点检测装置 - Google Patents

焦点检测装置 Download PDF

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Publication number
CN101256261B
CN101256261B CN2008100809491A CN200810080949A CN101256261B CN 101256261 B CN101256261 B CN 101256261B CN 2008100809491 A CN2008100809491 A CN 2008100809491A CN 200810080949 A CN200810080949 A CN 200810080949A CN 101256261 B CN101256261 B CN 101256261B
Authority
CN
China
Prior art keywords
photoelectric conversion
conversion element
focus detection
charge
focus
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
CN2008100809491A
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English (en)
Chinese (zh)
Other versions
CN101256261A (zh
Inventor
菊地哲央
田宫公成
纲井史郎
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
Renesas Electronics Corp
Original Assignee
NEC Corp
Olympus Corp
Olympus Imaging 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 NEC Corp, Olympus Corp, Olympus Imaging Corp filed Critical NEC Corp
Publication of CN101256261A publication Critical patent/CN101256261A/zh
Application granted granted Critical
Publication of CN101256261B publication Critical patent/CN101256261B/zh
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

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  • 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)
CN2008100809491A 2007-03-01 2008-02-29 焦点检测装置 Expired - Fee Related CN101256261B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007051750A JP4838175B2 (ja) 2007-03-01 2007-03-01 焦点検出装置
JP2007-051750 2007-03-01
JP2007051750 2007-03-01

Publications (2)

Publication Number Publication Date
CN101256261A CN101256261A (zh) 2008-09-03
CN101256261B true CN101256261B (zh) 2010-07-21

Family

ID=39733124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008100809491A Expired - Fee Related CN101256261B (zh) 2007-03-01 2008-02-29 焦点检测装置

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
JP4838175B2 (ja) 2011-12-14
CN101256261A (zh) 2008-09-03
US7940322B2 (en) 2011-05-10
US20080212955A1 (en) 2008-09-04
JP2008216478A (ja) 2008-09-18

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: Tokyo, Japan

Co-patentee after: Olympus Corporation

Patentee after: Olympus Imaging Corp.

Co-patentee after: Renesas Electronics Corporation

Address before: Tokyo, Japan

Co-patentee before: Olympus Corporation

Patentee before: Olympus Imaging Corp.

Co-patentee before: NEC Electronics Crop.

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160224

Address after: Tokyo, Japan

Patentee after: Olympus Corporation

Patentee after: Renesas Electronics Corporation

Address before: Tokyo, Japan

Patentee before: Olympus Imaging Corp.

Patentee before: Olympus Corporation

Patentee before: Renesas Electronics Corporation

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100721

Termination date: 20200229