ATE225997T1 - Bilderzeugungsgerät mit selektiver glättung der bilddaten - Google Patents

Bilderzeugungsgerät mit selektiver glättung der bilddaten

Info

Publication number
ATE225997T1
ATE225997T1 AT00117284T AT00117284T ATE225997T1 AT E225997 T1 ATE225997 T1 AT E225997T1 AT 00117284 T AT00117284 T AT 00117284T AT 00117284 T AT00117284 T AT 00117284T AT E225997 T1 ATE225997 T1 AT E225997T1
Authority
AT
Austria
Prior art keywords
image data
smoothing process
control signal
original image
smoothing
Prior art date
Application number
AT00117284T
Other languages
English (en)
Inventor
Kenichiroh Asada
Original Assignee
Ricoh Kk
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 Ricoh Kk filed Critical Ricoh Kk
Application granted granted Critical
Publication of ATE225997T1 publication Critical patent/ATE225997T1/de

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
    • H04N1/40—Picture signal circuits
    • H04N1/409—Edge or detail enhancement; Noise or error suppression
    • H04N1/4092—Edge or detail enhancement

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Color Image Communication Systems (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Color, Gradation (AREA)
  • Closed-Circuit Television Systems (AREA)
AT00117284T 1999-08-19 2000-08-17 Bilderzeugungsgerät mit selektiver glättung der bilddaten ATE225997T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP23281299 1999-08-19
JP2000030790 2000-02-08
JP2000180327A JP3982979B2 (ja) 1999-08-19 2000-06-15 画像形成装置

Publications (1)

Publication Number Publication Date
ATE225997T1 true ATE225997T1 (de) 2002-10-15

Family

ID=27331924

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00117284T ATE225997T1 (de) 1999-08-19 2000-08-17 Bilderzeugungsgerät mit selektiver glättung der bilddaten

Country Status (6)

Country Link
US (1) US7064866B1 (de)
EP (1) EP1077572B1 (de)
JP (1) JP3982979B2 (de)
AT (1) ATE225997T1 (de)
DE (1) DE60003615T2 (de)
ES (1) ES2184670T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003096675A1 (fr) * 2002-05-14 2003-11-20 Fuji Xerox Co., Ltd. Dispositif et procede de creation d'image couleur
JP4189169B2 (ja) * 2002-05-15 2008-12-03 富士フイルム株式会社 色変換定義修正装置および色変換定義修正プログラム
JP4181881B2 (ja) * 2003-01-22 2008-11-19 キヤノン株式会社 画像処理装置および方法
JP4118886B2 (ja) 2005-01-21 2008-07-16 シャープ株式会社 画像処理装置、画像形成装置、画像読取処理装置、画像処理方法、画像処理プログラムおよびコンピュータ読み取り可能な記録媒体
JP4165521B2 (ja) * 2005-03-30 2008-10-15 ブラザー工業株式会社 画像処理装置及び画像形成装置
EP1777938A1 (de) 2005-10-19 2007-04-25 Thomson Licensing Verfahren, System und Vorrichtung zur Farbqualitätskontrolle
JP5181956B2 (ja) * 2008-03-03 2013-04-10 株式会社リコー 電子写真装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02178656A (ja) * 1988-12-28 1990-07-11 Fuji Photo Film Co Ltd 下色除去方法及びその装置
JPH04294466A (ja) * 1991-03-22 1992-10-19 Ricoh Co Ltd 画像処理装置
KR950003035B1 (ko) * 1992-04-17 1995-03-29 주식회사 금성사 영상신호의 천이영역 강조장치 및 방법
JPH0818777A (ja) * 1994-03-08 1996-01-19 Ricoh Co Ltd 画像処理装置
US5483355A (en) * 1994-03-11 1996-01-09 Hewlett-Packard Co. Pixel correctional and smoothing method
US5754708A (en) * 1994-11-16 1998-05-19 Mita Industrial Co. Ltd. Dotted image area detecting apparatus and dotted image area detecting method
JPH08223229A (ja) 1995-02-17 1996-08-30 Sony Corp ベースバンド伝送システムおよび送信装置ならびに受信装置
US5553200A (en) * 1995-03-03 1996-09-03 Electronics For Imaging, Inc. Method and apparatus for providing bit-rate reduction and reconstruction of image data using dither arrays
JPH09102870A (ja) 1995-10-05 1997-04-15 Fuji Xerox Co Ltd 画像処理装置
US5742703A (en) * 1995-10-11 1998-04-21 Xerox Corporation Method and apparatus for the resolution enhancement of gray-scale images that include text and line art
JPH09130628A (ja) 1995-10-27 1997-05-16 Ricoh Co Ltd 多値スムージング処理方法
JP3581477B2 (ja) * 1996-03-04 2004-10-27 株式会社リコー デジタル複写機
US6181438B1 (en) * 1997-05-05 2001-01-30 Xerox Corporation Method and apparatus for digital image darkness control using quantized fractional pixels
US6195473B1 (en) * 1997-12-26 2001-02-27 International Business Machines Corporation Non-integer scaling of raster images with image quality enhancement
JP2000092327A (ja) * 1998-09-08 2000-03-31 Ricoh Co Ltd 画像形成装置

Also Published As

Publication number Publication date
US7064866B1 (en) 2006-06-20
EP1077572A3 (de) 2001-04-11
EP1077572A2 (de) 2001-02-21
ES2184670T3 (es) 2003-04-16
JP3982979B2 (ja) 2007-09-26
EP1077572B1 (de) 2002-10-09
DE60003615D1 (de) 2003-08-07
DE60003615T2 (de) 2004-09-30
JP2001298620A (ja) 2001-10-26

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties