JPS60216351A - 階調処理条件の自動設定方法 - Google Patents

階調処理条件の自動設定方法

Info

Publication number
JPS60216351A
JPS60216351A JP59073825A JP7382584A JPS60216351A JP S60216351 A JPS60216351 A JP S60216351A JP 59073825 A JP59073825 A JP 59073825A JP 7382584 A JP7382584 A JP 7382584A JP S60216351 A JPS60216351 A JP S60216351A
Authority
JP
Japan
Prior art keywords
color
input
signal
density
image
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
JP59073825A
Other languages
English (en)
Japanese (ja)
Other versions
JPH056826B2 (enrdf_load_stackoverflow
Inventor
Osamu Shimazaki
島崎 治
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 JP59073825A priority Critical patent/JPS60216351A/ja
Publication of JPS60216351A publication Critical patent/JPS60216351A/ja
Publication of JPH056826B2 publication Critical patent/JPH056826B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/407Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4076Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture
    • H04N1/4078Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture using gradational references, e.g. grey-scale test pattern analysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
JP59073825A 1984-04-12 1984-04-12 階調処理条件の自動設定方法 Granted JPS60216351A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59073825A JPS60216351A (ja) 1984-04-12 1984-04-12 階調処理条件の自動設定方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59073825A JPS60216351A (ja) 1984-04-12 1984-04-12 階調処理条件の自動設定方法

Publications (2)

Publication Number Publication Date
JPS60216351A true JPS60216351A (ja) 1985-10-29
JPH056826B2 JPH056826B2 (enrdf_load_stackoverflow) 1993-01-27

Family

ID=13529311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59073825A Granted JPS60216351A (ja) 1984-04-12 1984-04-12 階調処理条件の自動設定方法

Country Status (1)

Country Link
JP (1) JPS60216351A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63254888A (ja) * 1987-04-10 1988-10-21 Konica Corp カラ−パツチによる色推定方法
JPS63254887A (ja) * 1987-04-10 1988-10-21 Konica Corp カラ−パツチの作成方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07307245A (ja) * 1994-05-13 1995-11-21 Nec Corp チップコンデンサ
JP6112800B2 (ja) * 2012-08-02 2017-04-12 キヤノン株式会社 カラー画像形成装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011542A (enrdf_load_stackoverflow) * 1973-05-31 1975-02-06
JPS5576349A (en) * 1978-11-28 1980-06-09 Hell Rudolf Dr Ing Gmbh Color discriminating method and circuit device therefor
JPS56141673A (en) * 1980-04-04 1981-11-05 Matsushita Giken Kk Picture recording equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011542A (enrdf_load_stackoverflow) * 1973-05-31 1975-02-06
JPS5576349A (en) * 1978-11-28 1980-06-09 Hell Rudolf Dr Ing Gmbh Color discriminating method and circuit device therefor
JPS56141673A (en) * 1980-04-04 1981-11-05 Matsushita Giken Kk Picture recording equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63254888A (ja) * 1987-04-10 1988-10-21 Konica Corp カラ−パツチによる色推定方法
JPS63254887A (ja) * 1987-04-10 1988-10-21 Konica Corp カラ−パツチの作成方法

Also Published As

Publication number Publication date
JPH056826B2 (enrdf_load_stackoverflow) 1993-01-27

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