JPS5885434A - 画像処理装置 - Google Patents

画像処理装置

Info

Publication number
JPS5885434A
JPS5885434A JP56183021A JP18302181A JPS5885434A JP S5885434 A JPS5885434 A JP S5885434A JP 56183021 A JP56183021 A JP 56183021A JP 18302181 A JP18302181 A JP 18302181A JP S5885434 A JPS5885434 A JP S5885434A
Authority
JP
Japan
Prior art keywords
pixel
image
pixels
fine
threshold
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
JP56183021A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0562326B2 (enrdf_load_stackoverflow
Inventor
Naoto Kawamura
尚登 河村
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 JP56183021A priority Critical patent/JPS5885434A/ja
Publication of JPS5885434A publication Critical patent/JPS5885434A/ja
Publication of JPH0562326B2 publication Critical patent/JPH0562326B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F5/00—Screening processes; Screens therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP56183021A 1981-11-17 1981-11-17 画像処理装置 Granted JPS5885434A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56183021A JPS5885434A (ja) 1981-11-17 1981-11-17 画像処理装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56183021A JPS5885434A (ja) 1981-11-17 1981-11-17 画像処理装置

Publications (2)

Publication Number Publication Date
JPS5885434A true JPS5885434A (ja) 1983-05-21
JPH0562326B2 JPH0562326B2 (enrdf_load_stackoverflow) 1993-09-08

Family

ID=16128348

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56183021A Granted JPS5885434A (ja) 1981-11-17 1981-11-17 画像処理装置

Country Status (1)

Country Link
JP (1) JPS5885434A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61137473A (ja) * 1984-12-07 1986-06-25 Dainippon Screen Mfg Co Ltd 網点形成方法
JPS6265563A (ja) * 1985-09-18 1987-03-24 Canon Inc 中間調再現方式
JPH03118594A (ja) * 1989-09-30 1991-05-21 Meitaku Syst:Kk エッジライトパネルの導光パタン
US5101283A (en) * 1988-10-31 1992-03-31 Fuji Xerox Co., Ltd. Halftone image generating apparatus
JPH04306502A (ja) * 1991-03-27 1992-10-29 Meitaku Syst:Kk 面光源用導光板

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4984116A (enrdf_load_stackoverflow) * 1972-12-16 1974-08-13
JPS49101101A (enrdf_load_stackoverflow) * 1972-12-22 1974-09-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4984116A (enrdf_load_stackoverflow) * 1972-12-16 1974-08-13
JPS49101101A (enrdf_load_stackoverflow) * 1972-12-22 1974-09-25

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61137473A (ja) * 1984-12-07 1986-06-25 Dainippon Screen Mfg Co Ltd 網点形成方法
JPS6265563A (ja) * 1985-09-18 1987-03-24 Canon Inc 中間調再現方式
US5101283A (en) * 1988-10-31 1992-03-31 Fuji Xerox Co., Ltd. Halftone image generating apparatus
JPH03118594A (ja) * 1989-09-30 1991-05-21 Meitaku Syst:Kk エッジライトパネルの導光パタン
JPH04306502A (ja) * 1991-03-27 1992-10-29 Meitaku Syst:Kk 面光源用導光板

Also Published As

Publication number Publication date
JPH0562326B2 (enrdf_load_stackoverflow) 1993-09-08

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