KR890016831A - 화상확대방법 및 장치 - Google Patents

화상확대방법 및 장치

Info

Publication number
KR890016831A
KR890016831A KR1019890004581A KR890004581A KR890016831A KR 890016831 A KR890016831 A KR 890016831A KR 1019890004581 A KR1019890004581 A KR 1019890004581A KR 890004581 A KR890004581 A KR 890004581A KR 890016831 A KR890016831 A KR 890016831A
Authority
KR
South Korea
Prior art keywords
image enlargement
enlargement method
image
enlargement
Prior art date
Application number
KR1019890004581A
Other languages
English (en)
Other versions
KR920001801B1 (ko
Inventor
요시유끼 오까다
Original Assignee
후지쓰 가부시끼가이샤
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
Priority claimed from JP63084055A external-priority patent/JP2613080B2/ja
Priority claimed from JP63213672A external-priority patent/JP2613095B2/ja
Application filed by 후지쓰 가부시끼가이샤 filed Critical 후지쓰 가부시끼가이샤
Publication of KR890016831A publication Critical patent/KR890016831A/ko
Application granted granted Critical
Publication of KR920001801B1 publication Critical patent/KR920001801B1/ko

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
    • 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
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/393—Enlarging or reducing
    • 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
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/393—Enlarging or reducing
    • H04N1/3935—Enlarging or reducing with modification of image resolution, i.e. determining the values of picture elements at new relative positions
    • 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
    • H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
KR1019890004581A 1988-04-07 1989-04-07 화상확대방법 및 장치 KR920001801B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP63-84055 1988-04-07
JP63084055A JP2613080B2 (ja) 1988-04-07 1988-04-07 画像拡大装置及び方法
JP63213672A JP2613095B2 (ja) 1988-08-30 1988-08-30 画像拡大装置及び方法
JP63-213672 1988-08-30

Publications (2)

Publication Number Publication Date
KR890016831A true KR890016831A (ko) 1989-11-30
KR920001801B1 KR920001801B1 (ko) 1992-03-02

Family

ID=26425135

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890004581A KR920001801B1 (ko) 1988-04-07 1989-04-07 화상확대방법 및 장치

Country Status (5)

Country Link
US (1) US5511137A (ko)
EP (1) EP0336776B1 (ko)
KR (1) KR920001801B1 (ko)
CA (1) CA1335794C (ko)
DE (1) DE68926890T2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100367900B1 (ko) * 1999-07-07 2003-01-14 알프스 덴키 가부시키가이샤 화소수 변환회로 및 이를 이용한 화상 표시장치

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03252778A (ja) * 1990-01-05 1991-11-12 Internatl Business Mach Corp <Ibm> 表示画像の処理方法
US5157517A (en) * 1991-04-29 1992-10-20 E. I. Du Pont De Nemours And Company Parallel interpolator for high speed digital image enlargement
JP3438233B2 (ja) * 1992-05-22 2003-08-18 ソニー株式会社 画像変換装置および方法
US5611023A (en) * 1992-09-02 1997-03-11 Ricoh Company, Ltd. Apparatus and method for processing two-tone image data so as to smooth and magnify image
FR2695498B1 (fr) * 1992-09-10 1995-02-03 Bertin & Cie Procédé de traitement d'images, en particulier à des fins de mesure, de transformation ou de visualisation.
JPH0750752A (ja) * 1993-08-06 1995-02-21 Fuji Xerox Co Ltd 画像密度変換方法及び装置
DE19502997B4 (de) * 1994-02-01 2005-06-30 Ricoh Co., Ltd. Einrichtung und Verfahren zum Verarbeiten von Zweiton-Bilddaten
CA2148177A1 (en) * 1994-05-16 1995-11-17 Kent E. Biggs Method and apparatus for stretching bitmaps to non-integer multiples
TW377431B (en) * 1995-04-14 1999-12-21 Hitachi Ltd Method and apparatus for changing resolution
US5703618A (en) * 1995-11-22 1997-12-30 Cirrus Logic, Inc. Method and apparatus for upscaling video images when pixel data used for upscaling a source video image are unavailable
KR100214332B1 (ko) * 1996-09-02 1999-08-02 윤종용 영상 배율 임의 변경 방법
JPH10105362A (ja) * 1996-09-30 1998-04-24 Toshiba Corp 携帯型情報機器および拡大表示制御方法
US5995648A (en) * 1997-03-18 1999-11-30 Cognex Corporation Image processing system and method using subsampling with constraints such as time and uncertainty constraints
US6018397A (en) * 1998-02-13 2000-01-25 Eastman Kodak Company Digital image processing with indication to user of hardcopy output image quality
US6208769B1 (en) * 1998-05-28 2001-03-27 Acuity Imaging, Llc Method of accurately locating the fractional position of a template match point
US7003176B1 (en) * 1999-05-06 2006-02-21 Ricoh Company, Ltd. Method, computer readable medium and apparatus for converting color image resolution
KR100347013B1 (ko) * 2000-02-16 2002-08-03 한국과학기술원 연속 영역 필터링 및 보간 기법을 이용한 영상 스케일링방법 및 장치
US20020171855A1 (en) * 2001-03-30 2002-11-21 Edge Christopher J. Automated sharpening of images for soft proofing
US7171059B1 (en) * 2002-05-23 2007-01-30 Pixelworks, Inc. Method and apparatus for two-dimensional image scaling
US7324709B1 (en) * 2001-07-13 2008-01-29 Pixelworks, Inc. Method and apparatus for two-dimensional image scaling
JP4060748B2 (ja) * 2002-05-07 2008-03-12 松下電器産業株式会社 画像角度検出装置それを備えた走査線補間装置
US20040165081A1 (en) * 2002-12-05 2004-08-26 Hiroyuki Shibaki Image processing apparatus, image processing system, and image processing method
EP1376381A1 (en) * 2003-02-12 2004-01-02 Agilent Technologies Inc Method and system for data sampling
CN1324899C (zh) * 2003-11-25 2007-07-04 瑞昱半导体股份有限公司 图像放大的方法
US20050162670A1 (en) * 2004-01-27 2005-07-28 Shuler Robert L.Jr. Method for evaluating and recommending digital image print size with ordering and overlapped file upload
US7574071B2 (en) * 2004-10-05 2009-08-11 Seiko Epson Corporation Method and apparatus for resizing images
US7684640B2 (en) * 2005-10-20 2010-03-23 Sharp Laboratories Of America, Inc. Methods and systems for automatic digital image enhancement with local adjustment
US20070146392A1 (en) * 2005-12-28 2007-06-28 Xcpt, Inc. System and method for magnifying and editing objects
US8437581B2 (en) * 2011-03-04 2013-05-07 General Instrument Corporation Method and system for interpolating fractional video pixels
US9313519B2 (en) 2011-03-11 2016-04-12 Google Technology Holdings LLC Interpolation filter selection using prediction unit (PU) size
US9264725B2 (en) 2011-06-24 2016-02-16 Google Inc. Selection of phase offsets for interpolation filters for motion compensation
MX2013015056A (es) 2011-07-01 2014-06-23 Motorola Mobility Llc Filtro de interpolacion de sub-pixel conjunto para prediccion temporal.
US10009622B1 (en) 2015-12-15 2018-06-26 Google Llc Video coding with degradation of residuals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075663A (en) * 1975-03-19 1978-02-21 Dr. -Ing. Rudolf Hell Gmbh Method for the rastered reproduction of half-tone pictures providing changes in the individual picture elements during transfer from an original to a reproduction
JPS5897958A (ja) * 1981-12-04 1983-06-10 Konishiroku Photo Ind Co Ltd 画素密度変換による画像の拡大・縮小方法
JPS58141076A (ja) * 1982-02-15 1983-08-22 Konishiroku Photo Ind Co Ltd 画像拡大方法
US4680720A (en) * 1983-10-17 1987-07-14 Kabushiki Kaisha Toshiba Dot interpolation control system
JPS60172081A (ja) * 1984-02-16 1985-09-05 シャープ株式会社 拡大パタ−ン発生装置
JPS6145279A (ja) * 1984-08-09 1986-03-05 株式会社東芝 スム−ジング回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100367900B1 (ko) * 1999-07-07 2003-01-14 알프스 덴키 가부시키가이샤 화소수 변환회로 및 이를 이용한 화상 표시장치

Also Published As

Publication number Publication date
US5511137A (en) 1996-04-23
DE68926890D1 (de) 1996-09-05
EP0336776B1 (en) 1996-07-31
KR920001801B1 (ko) 1992-03-02
DE68926890T2 (de) 1997-01-09
EP0336776A2 (en) 1989-10-11
EP0336776A3 (en) 1992-04-08
CA1335794C (en) 1995-06-06

Similar Documents

Publication Publication Date Title
KR890016831A (ko) 화상확대방법 및 장치
DE68928726D1 (de) Bilderausrichtungsverfahren und -gerät
DE68928863D1 (de) Bildverarbeitungsverfahren und -vorrichtung
DE68929383D1 (de) Bildverarbeitungsvorrichtung und -verfahren
DE68927702D1 (de) Bildcodierverfahren und -gerät
DE69222259T2 (de) Bilderzeugungsgerät und -verfahren
DE3855040D1 (de) Bildverarbeitungsverfahren und -gerät
DE68929390D1 (de) Bildwiedergabe- und Bildverarbeitungsgerät
DE68928557D1 (de) Bildverarbeitungsgerät und -methode
DE69133421D1 (de) Bildkodierungsverfahren und -vorrichtung
DE69432097T2 (de) Abbildungsgerät und -verfahren
DE68926378D1 (de) Bildverarbeitungsgerät und Verfahren
DE69030279D1 (de) Bildverarbeitungsverfahren und -gerät
DE69426658D1 (de) Abbildungsgerät und -verfahren
DE68926386D1 (de) Bildkodiervorrichtung und Bildkodierverfahren
DE68927701D1 (de) Bildverarbeitungsgerät und Verfahren
DE69033956D1 (de) Druckvorrichtung und -verfahren
DE69030280D1 (de) Bildverarbeitungsvorrichtung und -methode
DE69028264D1 (de) Regelungsverfahren und -vorrichtung
DE69117629D1 (de) Bildänderungsverfahren und -gerät
DE69212819D1 (de) Aufbaumethode und -vorrichtung
DE68904814D1 (de) Bilderzeugungsvorrichtung und bilderzeugungsverfahren.
DE4290948T1 (de) Funktionswählverfahren und -vorrichtung
IT9020592A0 (it) procedimento e dispositivo
DE69027777D1 (de) Bildübertragungsgerät und -verfahren

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20010222

Year of fee payment: 10

LAPS Lapse due to unpaid annual fee