ES2101718T3 - Aparato para proceso de imagenes. - Google Patents

Aparato para proceso de imagenes.

Info

Publication number
ES2101718T3
ES2101718T3 ES91301715T ES91301715T ES2101718T3 ES 2101718 T3 ES2101718 T3 ES 2101718T3 ES 91301715 T ES91301715 T ES 91301715T ES 91301715 T ES91301715 T ES 91301715T ES 2101718 T3 ES2101718 T3 ES 2101718T3
Authority
ES
Spain
Prior art keywords
image
processing
perform
received
segmentation
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
ES91301715T
Other languages
English (en)
Inventor
Masahiro Sakamoto
Yasuhide Ueno
Mamoru Osada
Junnosuke Kataoka
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
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 JP5117290A external-priority patent/JP2774647B2/ja
Priority claimed from JP2051173A external-priority patent/JP2840368B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of ES2101718T3 publication Critical patent/ES2101718T3/es
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
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/333—Mode signalling or mode changing; Handshaking therefor
    • H04N1/33307—Mode signalling or mode changing; Handshaking therefor prior to start of transmission, input or output of the picture signal only
    • H04N1/33315—Mode signalling or mode changing; Handshaking therefor prior to start of transmission, input or output of the picture signal only reading or reproducing mode only, e.g. sheet size, resolution
    • 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
    • H04N1/40062—Discrimination between different image types, e.g. two-tone, continuous tone
    • 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)
  • Facsimile Image Signal Circuits (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)

Abstract

SE SUMINISTRA UN APARATO PARA EL PROCESAMIENTO DE IMAGENES QUE COMPRENDE: SISTEMAS DE RECEPCION PARA DATOS DE IMAGEN ENVIADA DESDE UN APARATO DE TRANSMISION LATERAL; SISTEMAS DE DISCRIMINACION PARA LA DETERMINACION DE SI LOS DATOS DE IMAGEN RECIBIDOS POR LOS MEDIOS DE RECEPCION SON CARACTER-IMAGEN O MEDIOTONO-IMAGEN; Y MEDIOS DE PROCESAMIENTO PARA REALIZAR EL PROCESAMIENTO POR SEGMENTACION DE LOS DATOS RECIBIDOS, DONDE LOS MEDIOS DE DISCRIMINACION DISCRIMINAN QUE SI LA IMAGEN RECIBIDA ES CARACTER-IMAGEN, LOS MEDIOS DE PROCESAMIENTO REALIZAN UN PROCESO DE INTERPOLACION EN BASE A LA IMAGEN RECIBIDA EN UN AREA DETERMINADA PARA REALIZAR EL PROCESAMIENTO DE SEGMENTACION DE LOS DATOS DE IMAGEN EN EL PIXEL DE INTERES, DE MANERA QUE EL APARATO PUEDA REALIZAR EL PROCESAMIENTO DE SEGMENTACION DE LOS DATOS DE ENTRADA POR SIMPLE CONTROL, A ALTA VELOCIDAD Y BAJO COSTE.
ES91301715T 1990-03-02 1991-03-01 Aparato para proceso de imagenes. Expired - Lifetime ES2101718T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5117290A JP2774647B2 (ja) 1990-03-02 1990-03-02 ファクシミリ装置
JP2051173A JP2840368B2 (ja) 1990-03-02 1990-03-02 ファクシミリ装置

Publications (1)

Publication Number Publication Date
ES2101718T3 true ES2101718T3 (es) 1997-07-16

Family

ID=26391707

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91301715T Expired - Lifetime ES2101718T3 (es) 1990-03-02 1991-03-01 Aparato para proceso de imagenes.

Country Status (4)

Country Link
US (1) US5235436A (es)
EP (1) EP0444953B1 (es)
DE (1) DE69126457T2 (es)
ES (1) ES2101718T3 (es)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0416886B1 (en) * 1989-09-06 1995-04-19 Canon Kabushiki Kaisha Image recording apparatus
JP3181622B2 (ja) * 1991-06-07 2001-07-03 キヤノン株式会社 ファクシミリ装置及びファクシミリ装置の制御方法
US5566003A (en) * 1992-01-21 1996-10-15 Canon Kabushiki Kaisha Image processing system in which the transmitter and receiver have different data resolutions and data is transmitted at the receiver resolution
US5644366A (en) * 1992-01-29 1997-07-01 Canon Kabushiki Kaisha Image reproduction involving enlargement or reduction of extracted contour vector data for binary regions in images having both binary and halftone regions
JP3222183B2 (ja) * 1992-02-19 2001-10-22 株式会社リコー 画像処理装置
EP0564201B1 (en) * 1992-03-30 2000-05-24 Canon Kabushiki Kaisha Image processing apparatus and method
JP2871960B2 (ja) * 1992-07-23 1999-03-17 キヤノン株式会社 印刷方法及び装置
JPH0640080A (ja) * 1992-07-24 1994-02-15 Brother Ind Ltd プリンタ
JP2546113B2 (ja) * 1992-12-17 1996-10-23 村田機械株式会社 ファクシミリ装置
JP3542377B2 (ja) * 1993-06-04 2004-07-14 キヤノン株式会社 画像形成装置及びその方法
EP0650287B1 (en) * 1993-10-26 2004-03-10 Canon Kabushiki Kaisha Image processing method and apparatus
JP3150525B2 (ja) * 1994-03-15 2001-03-26 京セラミタ株式会社 画像変倍処理装置におけるデータ管理装置
US5778156A (en) * 1996-05-08 1998-07-07 Xerox Corporation Method and system for implementing fuzzy image processing of image data
US5765029A (en) * 1996-05-08 1998-06-09 Xerox Corporation Method and system for fuzzy image classification
KR100186582B1 (ko) * 1996-06-29 1999-05-01 김광호 해상도 자동 제어방법
US5987221A (en) * 1997-01-24 1999-11-16 Hewlett-Packard Company Encoded orphan pixels for discriminating halftone data from text and line art data
JP3384299B2 (ja) * 1997-10-15 2003-03-10 富士ゼロックス株式会社 画像処理装置および画像処理方法
JP3608356B2 (ja) * 1997-11-18 2005-01-12 富士ゼロックス株式会社 画像処理装置、画像処理方法、画像送信装置、画像送信方法
JPH11198452A (ja) * 1998-01-12 1999-07-27 Fuji Photo Film Co Ltd 画像補正方法
JP3907155B2 (ja) * 2000-09-04 2007-04-18 株式会社リコー 画像データ補正装置，画像読取り装置および画像形成装置
JP5006731B2 (ja) * 2007-07-31 2012-08-22 キヤノン株式会社 画像形成装置及び画像補正方法
JP5074851B2 (ja) * 2007-07-31 2012-11-14 キヤノン株式会社 画像形成装置および画像形成方法
JP4950798B2 (ja) * 2007-07-31 2012-06-13 キヤノン株式会社 画像形成装置とその制御方法、及び、コンピュータプログラム
JP5144161B2 (ja) * 2007-07-31 2013-02-13 キヤノン株式会社 カラー画像形成装置及びカラー画像形成方法
JP4666054B2 (ja) * 2008-10-31 2011-04-06 ブラザー工業株式会社 画像処理装置、および画像処理プログラム
US9124841B2 (en) * 2013-11-26 2015-09-01 Xerox Corporation Connected component analysis with multi-thresholding to segment halftones

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5812472A (ja) * 1981-07-14 1983-01-24 Matsushita Graphic Commun Syst Inc 画信号処理装置
JPS5811941A (ja) * 1981-07-16 1983-01-22 Dainippon Screen Mfg Co Ltd 網目版画像記録装置における絵柄信号と文字信号の処理方法
JPS58105664A (ja) * 1981-12-17 1983-06-23 Nec Corp フアクシミリ装置
JPH0614685B2 (ja) * 1984-03-29 1994-02-23 株式会社東芝 画像信号処理装置
JPS6110360A (ja) * 1984-06-26 1986-01-17 Canon Inc 画像処理装置
JPS6191772A (ja) * 1984-10-11 1986-05-09 Canon Inc 画像処理装置
US4975786A (en) * 1987-12-28 1990-12-04 Canon Kabushiki Kaisha Image processing method and apparatus with error diffusion capability
US5008752A (en) * 1989-06-16 1991-04-16 Eastman Kodak Company Digital image interpolator with multiple interpolation algorithms

Also Published As

Publication number Publication date
EP0444953A3 (en) 1992-12-09
EP0444953A2 (en) 1991-09-04
DE69126457T2 (de) 1997-11-06
EP0444953B1 (en) 1997-06-11
US5235436A (en) 1993-08-10
DE69126457D1 (de) 1997-07-17

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