JP3767593B2 - 画素補間回路及び画素補間方法 - Google Patents

画素補間回路及び画素補間方法 Download PDF

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Publication number
JP3767593B2
JP3767593B2 JP2003347944A JP2003347944A JP3767593B2 JP 3767593 B2 JP3767593 B2 JP 3767593B2 JP 2003347944 A JP2003347944 A JP 2003347944A JP 2003347944 A JP2003347944 A JP 2003347944A JP 3767593 B2 JP3767593 B2 JP 3767593B2
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Japan
Prior art keywords
interpolation
data
pixel
test
circuit
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JP2003347944A
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English (en)
Japanese (ja)
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JP2005117291A5 (enExample
JP2005117291A (ja
Inventor
聡 山中
好章 奥野
潤 染谷
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Priority to JP2003347944A priority Critical patent/JP3767593B2/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2004/009179 priority patent/WO2005036868A1/ja
Priority to CNB2004800019233A priority patent/CN100334873C/zh
Priority to US10/541,611 priority patent/US20060050990A1/en
Priority to EP04746648A priority patent/EP1672907A4/en
Priority to TW093120190A priority patent/TWI257588B/zh
Publication of JP2005117291A publication Critical patent/JP2005117291A/ja
Publication of JP2005117291A5 publication Critical patent/JP2005117291A5/ja
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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
    • G06T3/10—Selection of transformation methods according to the characteristics of the input images
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Editing Of Facsimile Originals (AREA)
JP2003347944A 2003-10-07 2003-10-07 画素補間回路及び画素補間方法 Expired - Lifetime JP3767593B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2003347944A JP3767593B2 (ja) 2003-10-07 2003-10-07 画素補間回路及び画素補間方法
CNB2004800019233A CN100334873C (zh) 2003-10-07 2004-06-30 像素插值电路、像素插值方法及图像读取装置
US10/541,611 US20060050990A1 (en) 2003-10-07 2004-06-30 Pixel interpolation circuit, pixel interpolation method and image reader
EP04746648A EP1672907A4 (en) 2003-10-07 2004-06-30 PIXEL INTERPOLATION CIRCUIT AND PIXEL INTEROLUTION PROCEDURE AND PICTURE READER
PCT/JP2004/009179 WO2005036868A1 (ja) 2003-10-07 2004-06-30 画素補間回路および画素補間方法、ならびに画像読取装置
TW093120190A TWI257588B (en) 2003-10-07 2004-07-06 Pixel interpolation circuit, pixel interpolation method and image reading device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003347944A JP3767593B2 (ja) 2003-10-07 2003-10-07 画素補間回路及び画素補間方法

Publications (3)

Publication Number Publication Date
JP2005117291A JP2005117291A (ja) 2005-04-28
JP2005117291A5 JP2005117291A5 (enExample) 2005-09-15
JP3767593B2 true JP3767593B2 (ja) 2006-04-19

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Family Applications (1)

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JP2003347944A Expired - Lifetime JP3767593B2 (ja) 2003-10-07 2003-10-07 画素補間回路及び画素補間方法

Country Status (6)

Country Link
US (1) US20060050990A1 (enExample)
EP (1) EP1672907A4 (enExample)
JP (1) JP3767593B2 (enExample)
CN (1) CN100334873C (enExample)
TW (1) TWI257588B (enExample)
WO (1) WO2005036868A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11748852B2 (en) 2018-06-27 2023-09-05 Mitsubishi Electric Corporation Pixel interpolation device and pixel interpolation method, and image processing device, and program and recording medium

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4775221B2 (ja) * 2006-10-02 2011-09-21 コニカミノルタホールディングス株式会社 画像処理装置、画像処理装置の制御方法、および画像処理装置の制御プログラム
JP4900025B2 (ja) * 2007-05-08 2012-03-21 富士ゼロックス株式会社 画像処理装置及び画像処理プログラム
JP4772754B2 (ja) 2007-06-25 2011-09-14 三菱電機株式会社 画像補間装置及び方法、並びに画像読取装置
US8559762B2 (en) 2007-12-28 2013-10-15 Nikon Corporation Image processing method and apparatus for interpolating defective pixels
JP2010061565A (ja) 2008-09-05 2010-03-18 Konica Minolta Business Technologies Inc 画素補間装置、画素補間方法および画像読取装置
EP2242019B1 (en) * 2009-04-15 2016-01-13 Mitsubishi Electric R&D Centre Europe B.V. Image region interpolation
JP4958056B2 (ja) * 2009-05-12 2012-06-20 東芝ディーエムエス株式会社 画像補間装置および画像補間プログラム
US9064190B2 (en) 2010-08-09 2015-06-23 Board Of Regents Of The University Of Texas System Estimating pixel values in digital image processing
JP5741007B2 (ja) * 2011-01-21 2015-07-01 株式会社リコー 画像処理装置、画素補間方法およびプログラム
JP6249343B2 (ja) * 2014-05-09 2017-12-20 マクセル株式会社 映像再生装置、表示装置及び送信装置
KR102132690B1 (ko) * 2019-01-30 2020-07-13 인천대학교 산학협력단 초고해상도 영상 복원 시스템

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63122385A (ja) * 1986-11-11 1988-05-26 Nec Corp 画像信号帯域圧縮方式
US5430811A (en) * 1991-12-25 1995-07-04 Matsushita Electric Industrial Co., Ltd. Method for interpolating missing pixels and an apparatus employing the method
US5418714A (en) * 1993-04-08 1995-05-23 Eyesys Laboratories, Inc. Method and apparatus for variable block size interpolative coding of images
JP3125124B2 (ja) * 1994-06-06 2001-01-15 松下電器産業株式会社 欠陥画素傷補正回路
JPH08321944A (ja) * 1995-05-25 1996-12-03 Kokusai Electric Co Ltd 画像データ補間方法
US5917963A (en) * 1995-09-21 1999-06-29 Canon Kabushiki Kaisha Image processing apparatus and image processing method
KR970049856A (ko) * 1995-12-30 1997-07-29 김광호 복수개의 라이센서를 갖는 화상독취 장치에서 센서간 거리 보정 방법 및 회로
MY117289A (en) * 1996-01-17 2004-06-30 Sharp Kk Image data interpolating apparatus
JP3706189B2 (ja) * 1996-03-15 2005-10-12 富士写真フイルム株式会社 画像データの補間処理方法およびその方法を使用した装置
JP3503372B2 (ja) * 1996-11-26 2004-03-02 ミノルタ株式会社 画素補間装置及びその画素補間方法
US6075926A (en) * 1997-04-21 2000-06-13 Hewlett-Packard Company Computerized method for improving data resolution
US6002812A (en) * 1997-07-10 1999-12-14 Samsung Electronics Co., Ltd. Interpolation method for binary image
US6563538B1 (en) * 1997-09-26 2003-05-13 Nikon Corporation Interpolation device, process and recording medium on which interpolation processing program is recorded
JPH11122626A (ja) * 1997-10-17 1999-04-30 Nikon Corp 画像処理方法及び装置並びに画像処理プログラムを記録した記録媒体
JP4066484B2 (ja) * 1997-12-08 2008-03-26 ソニー株式会社 画像処理装置および画像処理方法、並びにカメラ
US6704463B1 (en) * 1998-11-10 2004-03-09 Sony Corporation Interpolation/decimation apparatus, interpolation/decimation method and image display apparatus
JP2001024883A (ja) * 1999-07-07 2001-01-26 Fuji Photo Film Co Ltd 画像処理装置、画像処理装置の制御方法、及び記録媒体
JP3644874B2 (ja) * 1999-07-15 2005-05-11 シャープ株式会社 画像補間装置
EP1173017B1 (en) * 1999-08-05 2008-11-12 Sanyo Electric Co., Ltd. Image interpolating method
JP2001307079A (ja) * 2000-04-26 2001-11-02 Seiko Epson Corp 画像処理装置、画像処理方法および記録媒体
JP2002027325A (ja) * 2000-07-04 2002-01-25 Victor Co Of Japan Ltd 不良画素補正装置及び方法
JP2002165092A (ja) * 2000-11-24 2002-06-07 Canon Inc 画像処理装置及び画像処理方法
US6900836B2 (en) * 2001-02-19 2005-05-31 Eastman Kodak Company Correcting defects in a digital image caused by a pre-existing defect in a pixel of an image sensor
JP2003078821A (ja) * 2001-08-31 2003-03-14 Hitachi Kokusai Electric Inc 撮像装置
US7245326B2 (en) * 2001-11-19 2007-07-17 Matsushita Electric Industrial Co. Ltd. Method of edge based interpolation
KR100400018B1 (ko) * 2001-12-29 2003-09-29 삼성전자주식회사 톱니파 제거 장치 및 방법
US7136541B2 (en) * 2002-10-18 2006-11-14 Sony Corporation Method of performing sub-pixel based edge-directed image interpolation
US7242819B2 (en) * 2002-12-13 2007-07-10 Trident Microsystems, Inc. Method and system for advanced edge-adaptive interpolation for interlace-to-progressive conversion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11748852B2 (en) 2018-06-27 2023-09-05 Mitsubishi Electric Corporation Pixel interpolation device and pixel interpolation method, and image processing device, and program and recording medium

Also Published As

Publication number Publication date
EP1672907A4 (en) 2007-04-25
JP2005117291A (ja) 2005-04-28
US20060050990A1 (en) 2006-03-09
TW200513983A (en) 2005-04-16
WO2005036868A1 (ja) 2005-04-21
CN1723690A (zh) 2006-01-18
EP1672907A1 (en) 2006-06-21
CN100334873C (zh) 2007-08-29
TWI257588B (en) 2006-07-01

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