JPS62216587A - 画像読取装置 - Google Patents

画像読取装置

Info

Publication number
JPS62216587A
JPS62216587A JP61061427A JP6142786A JPS62216587A JP S62216587 A JPS62216587 A JP S62216587A JP 61061427 A JP61061427 A JP 61061427A JP 6142786 A JP6142786 A JP 6142786A JP S62216587 A JPS62216587 A JP S62216587A
Authority
JP
Japan
Prior art keywords
main scanning
image sensor
binarization threshold
scanning line
signal
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
JP61061427A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0577230B2 (enrdf_load_stackoverflow
Inventor
Sadamiki Kato
加藤　貞幹
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Priority to JP61061427A priority Critical patent/JPS62216587A/ja
Publication of JPS62216587A publication Critical patent/JPS62216587A/ja
Publication of JPH0577230B2 publication Critical patent/JPH0577230B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)
JP61061427A 1986-03-18 1986-03-18 画像読取装置 Granted JPS62216587A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61061427A JPS62216587A (ja) 1986-03-18 1986-03-18 画像読取装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61061427A JPS62216587A (ja) 1986-03-18 1986-03-18 画像読取装置

Publications (2)

Publication Number Publication Date
JPS62216587A true JPS62216587A (ja) 1987-09-24
JPH0577230B2 JPH0577230B2 (enrdf_load_stackoverflow) 1993-10-26

Family

ID=13170760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61061427A Granted JPS62216587A (ja) 1986-03-18 1986-03-18 画像読取装置

Country Status (1)

Country Link
JP (1) JPS62216587A (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56166665A (en) * 1980-05-28 1981-12-21 Ricoh Co Ltd Half-tone processing system
JPS57183178A (en) * 1981-05-02 1982-11-11 Minolta Camera Co Ltd Original reader

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56166665A (en) * 1980-05-28 1981-12-21 Ricoh Co Ltd Half-tone processing system
JPS57183178A (en) * 1981-05-02 1982-11-11 Minolta Camera Co Ltd Original reader

Also Published As

Publication number Publication date
JPH0577230B2 (enrdf_load_stackoverflow) 1993-10-26

Similar Documents

Publication Publication Date Title
US4782399A (en) Image processing apparatus with high- and low-resolution image sensors and an edge detector
JPS62118676A (ja) 画像処理方式
JP3130593B2 (ja) 原稿読取り装置
JPH0775397B2 (ja) 画像処理装置
JPS6339142B2 (enrdf_load_stackoverflow)
JPS62216587A (ja) 画像読取装置
JP2946520B2 (ja) 画像読み取り装置
JPH05268470A (ja) 画像信号処理装置
JP3234460B2 (ja) 画像データ処理装置
JPS6277763A (ja) 画像読取装置
JP2673690B2 (ja) 画像読取装置
JPH10164363A (ja) 画像読取装置
JPH0354510B2 (enrdf_load_stackoverflow)
JPS62157470A (ja) 情報読取装置
KR930007983B1 (ko) 이미지 프로세서를 이용한 고계조 중간조 화상처리 시스템
JPH02272878A (ja) 原稿読取装置
JPH0620232B2 (ja) 画像処理装置
JP2915448B2 (ja) イメージセンサの２値化出力方法
JP3006460B2 (ja) ２値化画像処理装置
JP2737915B2 (ja) 画像入力装置
JP2650698B2 (ja) 画像信号２値化回路
JPS6145679A (ja) 画信号処理装置
JP2646888B2 (ja) 画像処理装置
JPS6156573A (ja) 画像読取装置の光源劣化検出装置
JPS6384265A (ja) シエ−デイング補正装置