JP6039381B2 - 焦点検出装置、撮像装置、撮像システム、および、焦点検出方法 - Google Patents

焦点検出装置、撮像装置、撮像システム、および、焦点検出方法 Download PDF

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Publication number
JP6039381B2
JP6039381B2 JP2012257035A JP2012257035A JP6039381B2 JP 6039381 B2 JP6039381 B2 JP 6039381B2 JP 2012257035 A JP2012257035 A JP 2012257035A JP 2012257035 A JP2012257035 A JP 2012257035A JP 6039381 B2 JP6039381 B2 JP 6039381B2
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JP
Japan
Prior art keywords
pixel
luminance signal
image
amount
focus detection
Prior art date
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Expired - Fee Related
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JP2012257035A
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English (en)
Japanese (ja)
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JP2014106260A5 (https=
JP2014106260A (ja
Inventor
健悟 竹内
健悟 竹内
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
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2012257035A priority Critical patent/JP6039381B2/ja
Priority to US14/081,459 priority patent/US9219853B2/en
Publication of JP2014106260A publication Critical patent/JP2014106260A/ja
Publication of JP2014106260A5 publication Critical patent/JP2014106260A5/ja
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Publication of JP6039381B2 publication Critical patent/JP6039381B2/ja
Expired - Fee Related legal-status Critical Current
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Classifications

    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/703—SSIS architectures incorporating pixels for producing signals other than image signals
    • H04N25/704—Pixels specially adapted for focusing, e.g. phase difference pixel sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/62—Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Studio Devices (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP2012257035A 2012-11-26 2012-11-26 焦点検出装置、撮像装置、撮像システム、および、焦点検出方法 Expired - Fee Related JP6039381B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2012257035A JP6039381B2 (ja) 2012-11-26 2012-11-26 焦点検出装置、撮像装置、撮像システム、および、焦点検出方法
US14/081,459 US9219853B2 (en) 2012-11-26 2013-11-15 Focus detection apparatus, image pickup apparatus, and focus detection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012257035A JP6039381B2 (ja) 2012-11-26 2012-11-26 焦点検出装置、撮像装置、撮像システム、および、焦点検出方法

Publications (3)

Publication Number Publication Date
JP2014106260A JP2014106260A (ja) 2014-06-09
JP2014106260A5 JP2014106260A5 (https=) 2016-01-14
JP6039381B2 true JP6039381B2 (ja) 2016-12-07

Family

ID=50772970

Family Applications (1)

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JP2012257035A Expired - Fee Related JP6039381B2 (ja) 2012-11-26 2012-11-26 焦点検出装置、撮像装置、撮像システム、および、焦点検出方法

Country Status (2)

Country Link
US (1) US9219853B2 (https=)
JP (1) JP6039381B2 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5979961B2 (ja) * 2012-05-07 2016-08-31 キヤノン株式会社 焦点検出装置、焦点検出方法及び撮像装置
CN108391051B (zh) * 2015-07-14 2020-08-14 Oppo广东移动通信有限公司 一种对焦异常处理方法及移动终端
JP6914988B2 (ja) * 2019-04-26 2021-08-04 キヤノン株式会社 撮像装置及びその制御方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410804A (en) 1981-07-13 1983-10-18 Honeywell Inc. Two dimensional image panel with range measurement capability
JPS6432773A (en) * 1987-07-29 1989-02-02 Canon Kk Image sensor
JP4228167B2 (ja) * 2000-08-16 2009-02-25 富士フイルム株式会社 Ｃｃｄ電荷転送用駆動回路
JP2005106994A (ja) * 2003-09-29 2005-04-21 Canon Inc 焦点検出装置、撮像装置、それらの制御方法
JP2006121164A (ja) * 2004-10-19 2006-05-11 Canon Inc 撮像装置
JP5374862B2 (ja) * 2007-11-16 2013-12-25 株式会社ニコン 焦点検出装置および撮像装置
JP5365144B2 (ja) * 2008-11-06 2013-12-11 ソニー株式会社 固体撮像装置とその製造方法、及び電子機器
JP2011257565A (ja) * 2010-06-08 2011-12-22 Canon Inc 撮像装置
JP2012220790A (ja) * 2011-04-11 2012-11-12 Canon Inc 撮像装置
JP5404693B2 (ja) * 2011-05-18 2014-02-05 キヤノン株式会社 撮像素子、それを具備した撮像装置及びカメラシステム

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Publication number Publication date
US9219853B2 (en) 2015-12-22
JP2014106260A (ja) 2014-06-09
US20140146220A1 (en) 2014-05-29

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