JP5743519B2 - 撮像装置およびその制御方法 - Google Patents

撮像装置およびその制御方法 Download PDF

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Publication number
JP5743519B2
JP5743519B2 JP2010275958A JP2010275958A JP5743519B2 JP 5743519 B2 JP5743519 B2 JP 5743519B2 JP 2010275958 A JP2010275958 A JP 2010275958A JP 2010275958 A JP2010275958 A JP 2010275958A JP 5743519 B2 JP5743519 B2 JP 5743519B2
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JP
Japan
Prior art keywords
image
photoelectric conversion
image signal
pair
contrast
Prior art date
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Expired - Fee Related
Application number
JP2010275958A
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English (en)
Japanese (ja)
Other versions
JP2012123317A (ja
JP2012123317A5 (enExample
Inventor
山▲崎▼　亮
亮 山▲崎▼
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2010275958A priority Critical patent/JP5743519B2/ja
Priority to US13/991,205 priority patent/US9049365B2/en
Priority to EP11846359.5A priority patent/EP2649483B1/en
Priority to PCT/JP2011/006669 priority patent/WO2012077301A1/en
Publication of JP2012123317A publication Critical patent/JP2012123317A/ja
Publication of JP2012123317A5 publication Critical patent/JP2012123317A5/ja
Application granted granted Critical
Publication of JP5743519B2 publication Critical patent/JP5743519B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/843—Demosaicing, e.g. interpolating colour pixel values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Focusing (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
JP2010275958A 2010-12-10 2010-12-10 撮像装置およびその制御方法 Expired - Fee Related JP5743519B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2010275958A JP5743519B2 (ja) 2010-12-10 2010-12-10 撮像装置およびその制御方法
US13/991,205 US9049365B2 (en) 2010-12-10 2011-11-29 Image capturing apparatus and control method thereof
EP11846359.5A EP2649483B1 (en) 2010-12-10 2011-11-29 Image capturing apparatus and control method thereof
PCT/JP2011/006669 WO2012077301A1 (en) 2010-12-10 2011-11-29 Image capturing apparatus and control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010275958A JP5743519B2 (ja) 2010-12-10 2010-12-10 撮像装置およびその制御方法

Publications (3)

Publication Number Publication Date
JP2012123317A JP2012123317A (ja) 2012-06-28
JP2012123317A5 JP2012123317A5 (enExample) 2014-01-23
JP5743519B2 true JP5743519B2 (ja) 2015-07-01

Family

ID=46206813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010275958A Expired - Fee Related JP5743519B2 (ja) 2010-12-10 2010-12-10 撮像装置およびその制御方法

Country Status (4)

Country Link
US (1) US9049365B2 (enExample)
EP (1) EP2649483B1 (enExample)
JP (1) JP5743519B2 (enExample)
WO (1) WO2012077301A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5947601B2 (ja) * 2012-04-10 2016-07-06 キヤノン株式会社 焦点検出装置、その制御方法および撮像装置
CN108401114A (zh) 2012-05-07 2018-08-14 株式会社尼康 焦点检测装置
JP2014164258A (ja) * 2013-02-27 2014-09-08 Nikon Corp 焦点検出装置および像ズレ量検出装置
JP6016567B2 (ja) * 2012-10-05 2016-10-26 キヤノン株式会社 相関演算装置、撮像装置、相関演算方法、プログラム及び記憶媒体
JP7226325B2 (ja) * 2017-10-13 2023-02-21 ソニーグループ株式会社 焦点検出装置および方法、並びにプログラム
JP7130521B2 (ja) * 2018-10-18 2022-09-05 キヤノン株式会社 撮像装置、撮像装置の制御方法及びプログラム

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3039066B2 (ja) * 1991-11-01 2000-05-08 キヤノン株式会社 焦点検出装置
JP2003215434A (ja) * 2002-01-18 2003-07-30 Olympus Optical Co Ltd 測距装置
JP4551708B2 (ja) * 2004-07-21 2010-09-29 キヤノン株式会社 撮像装置
EP1713258B1 (en) * 2005-04-11 2012-11-07 Canon Kabushiki Kaisha Focus detection
GB2431800A (en) * 2005-10-31 2007-05-02 Sony Uk Ltd Interpolation involving motion vectors and mutiple tap spatial filters.
JP4857962B2 (ja) * 2006-07-05 2012-01-18 株式会社ニコン 撮像装置
JP4349407B2 (ja) * 2006-11-17 2009-10-21 ソニー株式会社 撮像装置
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
JP2009111587A (ja) * 2007-10-29 2009-05-21 Sony Corp 撮像装置
JP5617157B2 (ja) 2008-08-20 2014-11-05 株式会社ニコン 焦点検出装置および撮像装置
JP5237059B2 (ja) 2008-11-14 2013-07-17 キヤノン株式会社 焦点検出装置及び方法、及び撮像装置
JP5476716B2 (ja) * 2009-01-08 2014-04-23 ソニー株式会社 撮像素子および撮像装置
CN102625043B (zh) * 2011-01-25 2014-12-10 佳能株式会社 图像处理设备、成像设备和图像处理方法

Also Published As

Publication number Publication date
EP2649483B1 (en) 2016-02-10
EP2649483A4 (en) 2015-03-04
EP2649483A1 (en) 2013-10-16
JP2012123317A (ja) 2012-06-28
WO2012077301A1 (en) 2012-06-14
US20130250149A1 (en) 2013-09-26
US9049365B2 (en) 2015-06-02

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