DE69841071D1 - Bildverarbeitungsvorrichtung und -verfahren - Google Patents

Bildverarbeitungsvorrichtung und -verfahren

Info

Publication number
DE69841071D1
DE69841071D1 DE69841071T DE69841071T DE69841071D1 DE 69841071 D1 DE69841071 D1 DE 69841071D1 DE 69841071 T DE69841071 T DE 69841071T DE 69841071 T DE69841071 T DE 69841071T DE 69841071 D1 DE69841071 D1 DE 69841071D1
Authority
DE
Germany
Prior art keywords
pixel
image processing
computer
color blur
color
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 - Lifetime
Application number
DE69841071T
Other languages
English (en)
Inventor
Naoki Kuwata
Yoshihiro Nakami
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE69841071D1 publication Critical patent/DE69841071D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • H04N23/80—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2209/00—Details of colour television systems
    • H04N2209/04—Picture signal generators
    • H04N2209/041—Picture signal generators using solid-state devices
    • H04N2209/042—Picture signal generators using solid-state devices having a single pick-up sensor
    • H04N2209/045—Picture signal generators using solid-state devices having a single pick-up sensor using mosaic colour filter
    • H04N2209/046—Colour interpolation to calculate the missing colour values

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Color Television Image Signal Generators (AREA)
  • Color Image Communication Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE69841071T 1997-11-25 1998-11-23 Bildverarbeitungsvorrichtung und -verfahren Expired - Lifetime DE69841071D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP32301397 1997-11-25
JP24346198A JP3925588B2 (ja) 1997-11-25 1998-08-28 画像処理装置、画像処理方法および画像処理制御プログラムを記録した媒体

Publications (1)

Publication Number Publication Date
DE69841071D1 true DE69841071D1 (de) 2009-10-01

Family

ID=26536268

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841071T Expired - Lifetime DE69841071D1 (de) 1997-11-25 1998-11-23 Bildverarbeitungsvorrichtung und -verfahren

Country Status (5)

Country Link
US (1) US6914628B1 (de)
EP (1) EP0920221B1 (de)
JP (1) JP3925588B2 (de)
AT (1) ATE440450T1 (de)
DE (1) DE69841071D1 (de)

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JPH11196427A (ja) * 1997-12-26 1999-07-21 Canon Inc 単板カラー撮像装置
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US20060033831A1 (en) * 1999-09-14 2006-02-16 Nikon Corporation Electronic still camera
US6980326B2 (en) 1999-12-15 2005-12-27 Canon Kabushiki Kaisha Image processing method and apparatus for color correction of an image
US20020001096A1 (en) * 2000-04-28 2002-01-03 Kenro Hama Image processor for detecting specified pattern
JP4794726B2 (ja) * 2000-09-14 2011-10-19 オリンパス株式会社 電子カメラ及びプリンタ
US7474337B1 (en) * 2000-10-24 2009-01-06 Sony Corporation Method and apparatus to provide edge enhancements as part of a demosaicing process
US6476865B1 (en) * 2001-03-07 2002-11-05 Eastman Kodak Company Sparsely sampled image sensing device with color and luminance photosites
JP3713574B2 (ja) * 2001-05-29 2005-11-09 コニカミノルタビジネステクノロジーズ株式会社 画像処理装置、画像処理方法およびプログラム
US20040091173A1 (en) * 2002-07-17 2004-05-13 Hiroshi Akimoto Method, apparatus and system for the spatial interpolation of color images and video sequences in real time
US6898328B2 (en) * 2002-10-23 2005-05-24 Sony Corporation Method and apparatus for adaptive pixel estimation under high error rate conditions
JP4042563B2 (ja) 2002-12-27 2008-02-06 セイコーエプソン株式会社 画像ノイズの低減
US7336845B2 (en) * 2003-04-21 2008-02-26 Transpacific Ip Ltd. Improving modulation transfer function of an image
CN1310189C (zh) * 2003-06-13 2007-04-11 金宝电子工业股份有限公司 数位相机中降低影像杂讯及加强边缘的方法
GB0316994D0 (en) 2003-07-21 2003-08-27 E2V Tech Uk Ltd Smear reduction in CCD images
US7289247B2 (en) * 2003-10-06 2007-10-30 Hewlett-Packard Development Company, L.P. Method and system for utilizing a self-similarity technique to process an image
US8203617B2 (en) * 2003-11-05 2012-06-19 Telefonaktiebolaget Lm Ericsson (Publ) Apparatus and method for increasing coding efficiency with an adaptive pre-filter
US20050094003A1 (en) * 2003-11-05 2005-05-05 Per Thorell Methods of processing digital image and/or video data including luminance filtering based on chrominance data and related systems and computer program products
KR100587143B1 (ko) * 2004-05-06 2006-06-08 매그나칩 반도체 유한회사 영상 신호의 에지 검출 방법
JP2006025107A (ja) * 2004-07-07 2006-01-26 Seiko Epson Corp 画像信号処理装置
EP1650979A1 (de) * 2004-10-21 2006-04-26 STMicroelectronics S.r.l. Verfahren und System zur Reduktion von aus "Demosaicing" erzeugten Artefakten
EP1919184A4 (de) * 2005-07-25 2011-08-24 Yoichiro Ito Zeichen-authentifikationssystem und zeichen-authentifikationsverfahren
JP2007233623A (ja) * 2006-02-28 2007-09-13 Rarugo:Kk データ比較処理回路およびその集積回路および画像処理装置
US8077234B2 (en) * 2007-07-27 2011-12-13 Kabushiki Kaisha Toshiba Image pickup device and method for processing an interpolated color signal
JP5349790B2 (ja) * 2007-11-16 2013-11-20 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム
JP2009194776A (ja) * 2008-02-15 2009-08-27 Fujitsu Microelectronics Ltd ノイズフィルタ
JP4930638B2 (ja) * 2008-05-30 2012-05-16 富士通株式会社 画像補正装置および画像補正方法
JP5486273B2 (ja) * 2008-12-26 2014-05-07 キヤノン株式会社 画像処理装置及び画像処理方法
JP2010268426A (ja) * 2009-04-15 2010-11-25 Canon Inc 画像処理装置、画像処理方法およびプログラム
JP5523141B2 (ja) * 2009-05-28 2014-06-18 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
WO2012114993A1 (ja) * 2011-02-21 2012-08-30 富士フイルム株式会社 カラー撮像素子
JP5840008B2 (ja) * 2011-02-21 2016-01-06 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
CN103283240B (zh) * 2011-02-21 2016-03-30 富士胶片株式会社 彩色成像设备
TWI488494B (zh) 2011-04-28 2015-06-11 Altek Corp 多畫面的影像降噪方法
JP2013101484A (ja) * 2011-11-08 2013-05-23 Sony Corp 画像処理装置と画像処理方法およびプログラム
WO2014007280A1 (ja) * 2012-07-06 2014-01-09 富士フイルム株式会社 カラー撮像素子および撮像装置

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GB8824340D0 (en) * 1988-10-18 1988-11-23 Xerox Corp Colour detection/recognition apparatus
JP2948240B2 (ja) * 1989-10-09 1999-09-13 株式会社日立製作所 信号補間装置
US5031227A (en) * 1990-09-27 1991-07-09 Loral Aerospace Corp. Edge enhancement and smoothing in digital images
JP3092024B2 (ja) * 1991-12-09 2000-09-25 松下電器産業株式会社 画像処理方法
US5649031A (en) * 1992-03-31 1997-07-15 Hitachi, Ltd. Image information processor for producing high-quality output image
JP3472596B2 (ja) * 1993-06-11 2003-12-02 株式会社日立製作所 ノイズ低減フィルター
KR0146260B1 (ko) * 1993-06-16 1998-09-15 모리시타 요이찌 고체촬상장치
JPH0766977A (ja) * 1993-08-24 1995-03-10 Minolta Co Ltd 画像処理装置
JP2931520B2 (ja) * 1993-08-31 1999-08-09 三洋電機株式会社 単板式カラービデオカメラの色分離回路
US5712924A (en) * 1994-11-07 1998-01-27 Mita Industrial Co., Ltd. Image processing apparatus
JP3392564B2 (ja) * 1995-02-27 2003-03-31 三洋電機株式会社 単板式カラービデオカメラ
WO1997034423A1 (en) 1996-03-14 1997-09-18 Polaroid Corporation Image sensor with multiple resolution and compression capability
DE69712969T2 (de) * 1996-03-29 2003-01-09 Sanyo Electric Co., Ltd. Farbkamera mit einem einzigen CCD-Farbbildsensor mit höherer Auflösung, der fähig ist, Geisterfarberzeugung zu begrenzen
US5901242A (en) * 1996-07-03 1999-05-04 Sri International Method and apparatus for decoding spatiochromatically multiplexed color images using predetermined coefficients
JP3707187B2 (ja) * 1996-09-18 2005-10-19 コニカミノルタホールディングス株式会社 電子カメラ
US6181376B1 (en) * 1997-10-14 2001-01-30 Intel Corporation Method of determining missing color values for pixels in a color filter array

Also Published As

Publication number Publication date
EP0920221B1 (de) 2009-08-19
EP0920221A3 (de) 2001-01-17
EP0920221A2 (de) 1999-06-02
JPH11220632A (ja) 1999-08-10
JP3925588B2 (ja) 2007-06-06
US6914628B1 (en) 2005-07-05
ATE440450T1 (de) 2009-09-15

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