JP3935548B2 - 画像信号処理装置 - Google Patents

画像信号処理装置 Download PDF

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Publication number
JP3935548B2
JP3935548B2 JP05856897A JP5856897A JP3935548B2 JP 3935548 B2 JP3935548 B2 JP 3935548B2 JP 05856897 A JP05856897 A JP 05856897A JP 5856897 A JP5856897 A JP 5856897A JP 3935548 B2 JP3935548 B2 JP 3935548B2
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JP
Japan
Prior art keywords
signal
unit
color
color signal
image
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
JP05856897A
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English (en)
Japanese (ja)
Other versions
JPH10243407A5 (enExample
JPH10243407A (ja
Inventor
建夫 鶴岡
健人 月岡
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
Original Assignee
Olympus Corp
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Filing date
Publication date
Application filed by Olympus Corp filed Critical Olympus Corp
Priority to JP05856897A priority Critical patent/JP3935548B2/ja
Priority to US09/027,590 priority patent/US6343146B1/en
Publication of JPH10243407A publication Critical patent/JPH10243407A/ja
Publication of JPH10243407A5 publication Critical patent/JPH10243407A5/ja
Application granted granted Critical
Publication of JP3935548B2 publication Critical patent/JP3935548B2/ja
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Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G06T3/4015—Image demosaicing, e.g. colour filter arrays [CFA] or Bayer patterns
    • 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
    • H04N25/135—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements
    • H04N25/136—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements using complementary colours
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/44—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by partially reading an SSIS array
    • H04N25/447—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by partially reading an SSIS array by preserving the colour pattern with or without loss of information

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Color Television Image Signal Generators (AREA)
  • Image Processing (AREA)
JP05856897A 1997-02-27 1997-02-27 画像信号処理装置 Expired - Fee Related JP3935548B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP05856897A JP3935548B2 (ja) 1997-02-27 1997-02-27 画像信号処理装置
US09/027,590 US6343146B1 (en) 1997-02-27 1998-02-24 Image signal processor apparatus for restoring color signals at high definition by using image structural models

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05856897A JP3935548B2 (ja) 1997-02-27 1997-02-27 画像信号処理装置

Publications (3)

Publication Number Publication Date
JPH10243407A JPH10243407A (ja) 1998-09-11
JPH10243407A5 JPH10243407A5 (enExample) 2004-10-21
JP3935548B2 true JP3935548B2 (ja) 2007-06-27

Family

ID=13088058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP05856897A Expired - Fee Related JP3935548B2 (ja) 1997-02-27 1997-02-27 画像信号処理装置

Country Status (2)

Country Link
US (1) US6343146B1 (enExample)
JP (1) JP3935548B2 (enExample)

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US7123299B1 (en) * 1999-04-15 2006-10-17 Olympus Optical Co., Ltd. Color image pickup device and color image pickup apparatus including a randomized color coding array
US6600833B1 (en) 1999-07-23 2003-07-29 Intel Corporation Methodology for color correction with noise regulation
JP3501031B2 (ja) * 1999-08-24 2004-02-23 日本電気株式会社 画像領域判定装置、画像領域判定方法及びそのプログラムを記憶した記憶媒体
US6882446B1 (en) * 1999-09-21 2005-04-19 Minolta Co., Ltd. Data communication apparatus
US6449389B1 (en) * 1999-09-24 2002-09-10 Xerox Corporation Method and apparatus for single channel color image segmentation using local context based adaptive weighting
US6466618B1 (en) * 1999-11-19 2002-10-15 Sharp Laboratories Of America, Inc. Resolution improvement for multiple images
US6690828B2 (en) * 2001-04-09 2004-02-10 Gary Elliott Meyers Method for representing and comparing digital images
JP2003061105A (ja) * 2001-06-07 2003-02-28 Seiko Epson Corp 画像処理方法、画像処理プログラム、画像処理装置およびそれを用いたディジタルスチルカメラ
US6970608B1 (en) * 2001-12-30 2005-11-29 Cognex Technology And Investment Corporation Method for obtaining high-resolution performance from a single-chip color image sensor
JP4236864B2 (ja) * 2002-05-08 2009-03-11 Ｎｅｃエレクトロニクス株式会社 カラーイメージセンサ
JP2003348429A (ja) * 2002-05-27 2003-12-05 Nikon Corp 電子カメラ、および画像処理プログラム
US7020328B2 (en) * 2002-09-04 2006-03-28 Eastman Kodak Company Electronic color dropout utilizing spatial context to enhance accuracy
US7139035B2 (en) * 2002-12-30 2006-11-21 Texas Instruments Incorporated Video noise floor estimator with impulse noise detection
JP4019417B2 (ja) 2003-01-14 2007-12-12 ソニー株式会社 画像処理装置および方法、記録媒体、並びにプログラム
US20040234104A1 (en) * 2003-05-19 2004-11-25 Quen-Zong Wu Method of automatic container number recognition by color discrimination and reorganization
US20040234105A1 (en) * 2003-05-19 2004-11-25 Quen-Zong Wu Method of automatic vehicle licence plate recognition by color discrimination and reorganization
US7221793B2 (en) * 2003-05-27 2007-05-22 Hewlett-Packard Development Company, L.P. Systems and methods for providing spatially-varied demosaicing
JP4668185B2 (ja) * 2004-02-19 2011-04-13 三菱電機株式会社 画像処理方法
JP4573769B2 (ja) * 2005-12-20 2010-11-04 富士通セミコンダクター株式会社 画像処理回路および画像処理方法
US8184905B2 (en) * 2005-12-29 2012-05-22 Mtekvision Co., Ltd. Apparatus for color interpolation using adjustable threshold
JP4763525B2 (ja) * 2006-06-21 2011-08-31 日本電信電話株式会社 映像整合方法
US7907791B2 (en) * 2006-11-27 2011-03-15 Tessera International, Inc. Processing of mosaic images
KR100866490B1 (ko) * 2007-01-17 2008-11-03 삼성전자주식회사 영상의 색 수차를 보정하기 위한 장치 및 방법
FR2917559B1 (fr) * 2007-06-12 2009-12-25 Centre Nat Rech Scient Capteur d'images numeriques,procede d'acquisition et de reconstruction d'images,et systeme de mise en oeuvre
JP4407749B2 (ja) * 2007-12-26 2010-02-03 ソニー株式会社 画像処理回路、撮像装置、方法およびプログラム
US9812096B2 (en) 2008-01-23 2017-11-07 Spy Eye, Llc Eye mounted displays and systems using eye mounted displays
JP4545206B2 (ja) * 2008-05-09 2010-09-15 オリンパス株式会社 画像処理装置及び画像処理プログラムを格納した記録媒体
US8111918B2 (en) * 2008-10-20 2012-02-07 Xerox Corporation Segmentation for three-layer mixed raster content images
JP4598162B2 (ja) * 2009-02-05 2010-12-15 パナソニック株式会社 撮像処理装置
JP5494249B2 (ja) * 2010-06-03 2014-05-14 株式会社ニコン 画像処理装置、撮像装置及び画像処理プログラム
JP5283667B2 (ja) * 2010-07-07 2013-09-04 パナソニック株式会社 画像処理装置、画像処理方法およびプログラム
US8457393B2 (en) * 2010-07-14 2013-06-04 Omnivision Technologies, Inc. Cross-color image processing systems and methods for sharpness enhancement
RU2548566C1 (ru) * 2011-02-21 2015-04-20 Фуджифилм Корпорэйшн Элемент формирования цветного изображения
CN102870417B (zh) * 2011-02-28 2014-05-14 富士胶片株式会社 彩色成像设备
CN102959958B (zh) * 2011-02-28 2015-05-27 富士胶片株式会社 彩色成像设备
BR112012029513A2 (pt) * 2011-03-09 2016-12-06 Fujifilm Corp elemento de imageamento de cor.
JP5474258B2 (ja) * 2011-03-11 2014-04-16 富士フイルム株式会社 撮像装置及び撮像プログラム
JP5524406B2 (ja) * 2011-03-11 2014-06-18 富士フイルム株式会社 撮像装置及び撮像プログラム
EP2690873A4 (en) 2011-03-24 2014-10-08 Fujifilm Corp IMAGING ELEMENT, IMAGING DEVICE AND IMAGING PROGRAM
EP2690871A4 (en) 2011-03-24 2014-11-05 Fujifilm Corp COLOR IMAGING ELEMENT, IMAGING DEVICE, AND IMAGING PROGRAM
WO2012127701A1 (ja) * 2011-03-24 2012-09-27 富士フイルム株式会社 カラー撮像素子、撮像装置、及び撮像プログラム
JP5539583B2 (ja) * 2011-03-24 2014-07-02 富士フイルム株式会社 カラー撮像素子、撮像装置、及び撮像プログラム
JP5263328B2 (ja) * 2011-04-08 2013-08-14 ソニー株式会社 カラー撮像素子
WO2013065518A1 (ja) * 2011-10-31 2013-05-10 富士フイルム株式会社 撮像装置及び画像処理方法
JP5927068B2 (ja) 2012-07-06 2016-05-25 富士フイルム株式会社 カラー撮像素子
CN115409977B (zh) * 2022-08-10 2025-09-16 宁波新胜中压电器有限公司 基于图像识别的全量检测信息采集方法
US12340441B2 (en) * 2022-08-31 2025-06-24 Adobe Inc. Reconstructing concentric radial gradients
US12450692B2 (en) 2022-09-01 2025-10-21 Adobe Inc. Reconstructing linear gradients
US12307554B2 (en) 2022-11-01 2025-05-20 Adobe Inc. Reconstructing general radial gradients

Family Cites Families (2)

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Publication number Priority date Publication date Assignee Title
US5032910A (en) * 1989-10-02 1991-07-16 Eastman Kodak Company Mechanism for producing interpolated color values for a sampled color image signal using a linear equation technique
JP2815497B2 (ja) 1991-08-26 1998-10-27 三菱電機株式会社 カラービデオカメラ

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Publication number Publication date
US6343146B1 (en) 2002-01-29
JPH10243407A (ja) 1998-09-11

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