JPS58221567A - 画像処理装置 - Google Patents

画像処理装置

Info

Publication number
JPS58221567A
JPS58221567A JP56213227A JP21322781A JPS58221567A JP S58221567 A JPS58221567 A JP S58221567A JP 56213227 A JP56213227 A JP 56213227A JP 21322781 A JP21322781 A JP 21322781A JP S58221567 A JPS58221567 A JP S58221567A
Authority
JP
Japan
Prior art keywords
gradation
digital
image
correction
compensation
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
JP56213227A
Other languages
English (en)
Japanese (ja)
Other versions
JPS632517B2 (enrdf_load_stackoverflow
Inventor
Koichi Ejiri
公一 江尻
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP56213227A priority Critical patent/JPS58221567A/ja
Publication of JPS58221567A publication Critical patent/JPS58221567A/ja
Publication of JPS632517B2 publication Critical patent/JPS632517B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Digital Computer Display Output (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP56213227A 1981-12-28 1981-12-28 画像処理装置 Granted JPS58221567A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56213227A JPS58221567A (ja) 1981-12-28 1981-12-28 画像処理装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56213227A JPS58221567A (ja) 1981-12-28 1981-12-28 画像処理装置

Publications (2)

Publication Number Publication Date
JPS58221567A true JPS58221567A (ja) 1983-12-23
JPS632517B2 JPS632517B2 (enrdf_load_stackoverflow) 1988-01-19

Family

ID=16635636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56213227A Granted JPS58221567A (ja) 1981-12-28 1981-12-28 画像処理装置

Country Status (1)

Country Link
JP (1) JPS58221567A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154269A (ja) * 1984-12-26 1986-07-12 Konishiroku Photo Ind Co Ltd 画像処理方法
JPS61154270A (ja) * 1984-12-26 1986-07-12 Konishiroku Photo Ind Co Ltd 画像処理方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3314195B2 (ja) * 1992-12-28 2002-08-12 ミノルタ株式会社 画像処理装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5299720A (en) * 1976-02-18 1977-08-22 Toshiba Corp Method of converting analogous image signal to binary value

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5299720A (en) * 1976-02-18 1977-08-22 Toshiba Corp Method of converting analogous image signal to binary value

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154269A (ja) * 1984-12-26 1986-07-12 Konishiroku Photo Ind Co Ltd 画像処理方法
JPS61154270A (ja) * 1984-12-26 1986-07-12 Konishiroku Photo Ind Co Ltd 画像処理方法

Also Published As

Publication number Publication date
JPS632517B2 (enrdf_load_stackoverflow) 1988-01-19

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