JPH0458749B2 - - Google Patents

Info

Publication number
JPH0458749B2
JPH0458749B2 JP60191098A JP19109885A JPH0458749B2 JP H0458749 B2 JPH0458749 B2 JP H0458749B2 JP 60191098 A JP60191098 A JP 60191098A JP 19109885 A JP19109885 A JP 19109885A JP H0458749 B2 JPH0458749 B2 JP H0458749B2
Authority
JP
Japan
Prior art keywords
white reference
white
reference data
reading
level follower
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
JP60191098A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6251374A (ja
Inventor
Nobuhisa Yamazaki
Masaru Wakabayashi
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.)
PFU Ltd
Original Assignee
PFU Ltd
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 PFU Ltd filed Critical PFU Ltd
Priority to JP60191098A priority Critical patent/JPS6251374A/ja
Publication of JPS6251374A publication Critical patent/JPS6251374A/ja
Publication of JPH0458749B2 publication Critical patent/JPH0458749B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)
JP60191098A 1985-08-30 1985-08-30 中間調画像および２値画像混在原稿の読取方式 Granted JPS6251374A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60191098A JPS6251374A (ja) 1985-08-30 1985-08-30 中間調画像および２値画像混在原稿の読取方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60191098A JPS6251374A (ja) 1985-08-30 1985-08-30 中間調画像および２値画像混在原稿の読取方式

Publications (2)

Publication Number Publication Date
JPS6251374A JPS6251374A (ja) 1987-03-06
JPH0458749B2 true JPH0458749B2 (US20080094685A1-20080424-C00004.png) 1992-09-18

Family

ID=16268818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60191098A Granted JPS6251374A (ja) 1985-08-30 1985-08-30 中間調画像および２値画像混在原稿の読取方式

Country Status (1)

Country Link
JP (1) JPS6251374A (US20080094685A1-20080424-C00004.png)

Also Published As

Publication number Publication date
JPS6251374A (ja) 1987-03-06

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Legal Events

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