JPS54144140A - Processing system for intermediate tone - Google Patents

Processing system for intermediate tone

Info

Publication number
JPS54144140A
JPS54144140A JP5291278A JP5291278A JPS54144140A JP S54144140 A JPS54144140 A JP S54144140A JP 5291278 A JP5291278 A JP 5291278A JP 5291278 A JP5291278 A JP 5291278A JP S54144140 A JPS54144140 A JP S54144140A
Authority
JP
Japan
Prior art keywords
concentration
picture element
level
quantizer
surrounding
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
JP5291278A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6141465B2 (OSRAM
Inventor
Keiji Sekikawa
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 JP5291278A priority Critical patent/JPS54144140A/ja
Publication of JPS54144140A publication Critical patent/JPS54144140A/ja
Publication of JPS6141465B2 publication Critical patent/JPS6141465B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Calculators And Similar Devices (AREA)
  • Image Processing (AREA)
  • Digital Computer Display Output (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP5291278A 1978-05-01 1978-05-01 Processing system for intermediate tone Granted JPS54144140A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5291278A JPS54144140A (en) 1978-05-01 1978-05-01 Processing system for intermediate tone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5291278A JPS54144140A (en) 1978-05-01 1978-05-01 Processing system for intermediate tone

Publications (2)

Publication Number Publication Date
JPS54144140A true JPS54144140A (en) 1979-11-10
JPS6141465B2 JPS6141465B2 (OSRAM) 1986-09-16

Family

ID=12928035

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5291278A Granted JPS54144140A (en) 1978-05-01 1978-05-01 Processing system for intermediate tone

Country Status (1)

Country Link
JP (1) JPS54144140A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58207771A (ja) * 1982-03-22 1983-12-03 イング・チイ・オリベツチ・アンド・チイ・エス・ピ−・ア 画像処理装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58207771A (ja) * 1982-03-22 1983-12-03 イング・チイ・オリベツチ・アンド・チイ・エス・ピ−・ア 画像処理装置

Also Published As

Publication number Publication date
JPS6141465B2 (OSRAM) 1986-09-16

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