JPH0546749B2 - - Google Patents

Info

Publication number
JPH0546749B2
JPH0546749B2 JP58244162A JP24416283A JPH0546749B2 JP H0546749 B2 JPH0546749 B2 JP H0546749B2 JP 58244162 A JP58244162 A JP 58244162A JP 24416283 A JP24416283 A JP 24416283A JP H0546749 B2 JPH0546749 B2 JP H0546749B2
Authority
JP
Japan
Prior art keywords
image
block
binary
density
data
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
JP58244162A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60136476A (ja
Inventor
Hiroshi Tanioka
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 JP58244162A priority Critical patent/JPS60136476A/ja
Priority to GB08432299A priority patent/GB2153619B/en
Priority to DE19843446880 priority patent/DE3446880A1/de
Publication of JPS60136476A publication Critical patent/JPS60136476A/ja
Priority to US07/437,310 priority patent/US5018024A/en
Publication of JPH0546749B2 publication Critical patent/JPH0546749B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)
JP58244162A 1983-12-26 1983-12-26 画像処理装置 Granted JPS60136476A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58244162A JPS60136476A (ja) 1983-12-26 1983-12-26 画像処理装置
GB08432299A GB2153619B (en) 1983-12-26 1984-12-20 Image processing apparatus
DE19843446880 DE3446880A1 (de) 1983-12-26 1984-12-21 Bildverarbeitungseinrichtung
US07/437,310 US5018024A (en) 1983-12-26 1989-11-17 Image processing apparatus using two-dimensional space frequency to discriminate image type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58244162A JPS60136476A (ja) 1983-12-26 1983-12-26 画像処理装置

Publications (2)

Publication Number Publication Date
JPS60136476A JPS60136476A (ja) 1985-07-19
JPH0546749B2 true JPH0546749B2 (OSRAM) 1993-07-14

Family

ID=17114687

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58244162A Granted JPS60136476A (ja) 1983-12-26 1983-12-26 画像処理装置

Country Status (1)

Country Link
JP (1) JPS60136476A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7262884B2 (en) 2002-11-22 2007-08-28 Kabushiki Kaisha Toshiba Image processing apparatus and image processing method

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0823887B2 (ja) * 1985-10-22 1996-03-06 キヤノン株式会社 画像処理装置
JPH0253185A (ja) * 1988-08-18 1990-02-22 Ricoh Co Ltd 網点領域判定方式
JPH0374966A (ja) * 1989-08-15 1991-03-29 Murata Mach Ltd 写真入り原稿の送信装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7262884B2 (en) 2002-11-22 2007-08-28 Kabushiki Kaisha Toshiba Image processing apparatus and image processing method

Also Published As

Publication number Publication date
JPS60136476A (ja) 1985-07-19

Similar Documents

Publication Publication Date Title
US5018024A (en) Image processing apparatus using two-dimensional space frequency to discriminate image type
JPS62216476A (ja) 画像処理装置
JPS6110360A (ja) 画像処理装置
JPH0546749B2 (OSRAM)
JPH0550187B2 (OSRAM)
JPH0457274B2 (OSRAM)
JP3358133B2 (ja) 画像処理装置
JPH02186876A (ja) 画像処理装置
JPH0561677B2 (OSRAM)
JPS60136477A (ja) 画調識別方法
JPH06152947A (ja) 画像処理装置
JPS6180964A (ja) 画信号処理方法
JPH02195774A (ja) 多値画像の２値化方式
JPS6180971A (ja) 画信号処理装置
JPH0614352B2 (ja) 画像処理装置
JPH0360276A (ja) 画情報読取り装置
JPS60142482A (ja) 縮小画像作成装置
JPS61194974A (ja) 画像処理方式
JPH088638B2 (ja) 画像処理方式
JPS6198068A (ja) 画像処理装置
JPS62145968A (ja) 文字領域識別方法
JPS6180970A (ja) 画信号処理装置
JPH0474062A (ja) 画像処理方法
JPH02285771A (ja) 画像処理装置
JPH0618439B2 (ja) 画像処理装置

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term