JPS61157164A - 画像処理装置 - Google Patents

画像処理装置

Info

Publication number
JPS61157164A
JPS61157164A JP59276482A JP27648284A JPS61157164A JP S61157164 A JPS61157164 A JP S61157164A JP 59276482 A JP59276482 A JP 59276482A JP 27648284 A JP27648284 A JP 27648284A JP S61157164 A JPS61157164 A JP S61157164A
Authority
JP
Japan
Prior art keywords
image
output
signal
edge
halftone
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.)
Granted
Application number
JP59276482A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0521385B2 (enrdf_load_stackoverflow
Inventor
Naoto Kawamura
尚登 河村
Yuji Nishigaki
西垣　有二
Katsuto Idei
出井　克人
Yoshinobu Mita
三田　良信
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP59276482A priority Critical patent/JPS61157164A/ja
Priority to GB8531765A priority patent/GB2170373B/en
Priority to DE19853546135 priority patent/DE3546135A1/de
Publication of JPS61157164A publication Critical patent/JPS61157164A/ja
Priority to US07/657,949 priority patent/US5231677A/en
Publication of JPH0521385B2 publication Critical patent/JPH0521385B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP59276482A 1984-12-28 1984-12-28 画像処理装置 Granted JPS61157164A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP59276482A JPS61157164A (ja) 1984-12-28 1984-12-28 画像処理装置
GB8531765A GB2170373B (en) 1984-12-28 1985-12-24 Image processing apparatus
DE19853546135 DE3546135A1 (de) 1984-12-28 1985-12-27 Verfahren und einrichtung zur bildverarbeitung
US07/657,949 US5231677A (en) 1984-12-28 1991-02-21 Image processing method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59276482A JPS61157164A (ja) 1984-12-28 1984-12-28 画像処理装置

Publications (2)

Publication Number Publication Date
JPS61157164A true JPS61157164A (ja) 1986-07-16
JPH0521385B2 JPH0521385B2 (enrdf_load_stackoverflow) 1993-03-24

Family

ID=17570064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59276482A Granted JPS61157164A (ja) 1984-12-28 1984-12-28 画像処理装置

Country Status (1)

Country Link
JP (1) JPS61157164A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006051229A (ja) * 2004-08-13 2006-02-23 Toshiba Corp 画像処理装置、画像処理方法、及び超音波診断装置
JP2007003896A (ja) * 2005-06-24 2007-01-11 Canon Inc カラー画像形成装置
JP2009188982A (ja) * 2008-01-08 2009-08-20 Mitsubishi Electric Corp 画像処理装置、画像表示装置、及び画像処理方法
US8355597B2 (en) 2009-07-03 2013-01-15 Olympus Corporation Image processing device including gradation conversion processor, noise reduction processor, and combining-raio calculator, and method and storage device storing progam for same
US8422812B2 (en) 2008-01-08 2013-04-16 Mitsubishi Electric Corporation Image processor and method therefor, and image display device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006051229A (ja) * 2004-08-13 2006-02-23 Toshiba Corp 画像処理装置、画像処理方法、及び超音波診断装置
JP2007003896A (ja) * 2005-06-24 2007-01-11 Canon Inc カラー画像形成装置
JP2009188982A (ja) * 2008-01-08 2009-08-20 Mitsubishi Electric Corp 画像処理装置、画像表示装置、及び画像処理方法
US8422812B2 (en) 2008-01-08 2013-04-16 Mitsubishi Electric Corporation Image processor and method therefor, and image display device
US8355597B2 (en) 2009-07-03 2013-01-15 Olympus Corporation Image processing device including gradation conversion processor, noise reduction processor, and combining-raio calculator, and method and storage device storing progam for same

Also Published As

Publication number Publication date
JPH0521385B2 (enrdf_load_stackoverflow) 1993-03-24

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term