JPH056825B2 - - Google Patents

Info

Publication number
JPH056825B2
JPH056825B2 JP59073824A JP7382484A JPH056825B2 JP H056825 B2 JPH056825 B2 JP H056825B2 JP 59073824 A JP59073824 A JP 59073824A JP 7382484 A JP7382484 A JP 7382484A JP H056825 B2 JPH056825 B2 JP H056825B2
Authority
JP
Japan
Prior art keywords
color
input
density signal
output
gray
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 - Fee Related
Application number
JP59073824A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60216350A (ja
Inventor
Takao Shigaki
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP59073824A priority Critical patent/JPS60216350A/ja
Publication of JPS60216350A publication Critical patent/JPS60216350A/ja
Publication of JPH056825B2 publication Critical patent/JPH056825B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
JP59073824A 1984-04-12 1984-04-12 階調変換テ−ブル自動修正方法 Granted JPS60216350A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59073824A JPS60216350A (ja) 1984-04-12 1984-04-12 階調変換テ−ブル自動修正方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59073824A JPS60216350A (ja) 1984-04-12 1984-04-12 階調変換テ−ブル自動修正方法

Publications (2)

Publication Number Publication Date
JPS60216350A JPS60216350A (ja) 1985-10-29
JPH056825B2 true JPH056825B2 (enrdf_load_stackoverflow) 1993-01-27

Family

ID=13529284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59073824A Granted JPS60216350A (ja) 1984-04-12 1984-04-12 階調変換テ−ブル自動修正方法

Country Status (1)

Country Link
JP (1) JPS60216350A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62111571A (ja) * 1985-11-09 1987-05-22 Fuji Photo Film Co Ltd カラ−画像信号処理方法
US4769696A (en) * 1986-05-01 1988-09-06 Toppan Printing Co., Ltd. Scanner set-up simulation apparatus
JPH0724425B2 (ja) * 1986-09-02 1995-03-15 富士写真フイルム株式会社 画像処理方法及び装置
JP2585925B2 (ja) * 1992-08-13 1997-02-26 セイコープレシジョン株式会社 画像読取り処理装置

Also Published As

Publication number Publication date
JPS60216350A (ja) 1985-10-29

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees