JPH04428B2 - - Google Patents

Info

Publication number
JPH04428B2
JPH04428B2 JP59154390A JP15439084A JPH04428B2 JP H04428 B2 JPH04428 B2 JP H04428B2 JP 59154390 A JP59154390 A JP 59154390A JP 15439084 A JP15439084 A JP 15439084A JP H04428 B2 JPH04428 B2 JP H04428B2
Authority
JP
Japan
Prior art keywords
image signal
correction amount
ranking
signal level
pixel
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
JP59154390A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6132658A (ja
Inventor
Juji Maruyama
Katsuo Nakazato
Hiroyoshi Tsucha
Toshiharu Kurosawa
Hirotaka Ootsuka
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP15439084A priority Critical patent/JPS6132658A/ja
Priority to US06/758,961 priority patent/US4692811A/en
Priority to DE8585305304T priority patent/DE3583474D1/de
Priority to EP85305304A priority patent/EP0174721B1/en
Publication of JPS6132658A publication Critical patent/JPS6132658A/ja
Publication of JPH04428B2 publication Critical patent/JPH04428B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)
JP15439084A 1984-07-25 1984-07-25 画像信号処理装置 Granted JPS6132658A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP15439084A JPS6132658A (ja) 1984-07-25 1984-07-25 画像信号処理装置
US06/758,961 US4692811A (en) 1984-07-25 1985-07-25 Apparatus for processing image signal
DE8585305304T DE3583474D1 (de) 1984-07-25 1985-07-25 Bildsignalverarbeitungsgeraet.
EP85305304A EP0174721B1 (en) 1984-07-25 1985-07-25 Apparatus for processing image signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15439084A JPS6132658A (ja) 1984-07-25 1984-07-25 画像信号処理装置

Publications (2)

Publication Number Publication Date
JPS6132658A JPS6132658A (ja) 1986-02-15
JPH04428B2 true JPH04428B2 (OSRAM) 1992-01-07

Family

ID=15583087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15439084A Granted JPS6132658A (ja) 1984-07-25 1984-07-25 画像信号処理装置

Country Status (1)

Country Link
JP (1) JPS6132658A (OSRAM)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57125579A (en) * 1981-01-29 1982-08-04 Ricoh Co Ltd Processing method for intermediate tone picture
JPS5896458A (ja) * 1981-12-04 1983-06-08 Fuji Xerox Co Ltd ２値化方式
JPS58215167A (ja) * 1982-06-07 1983-12-14 Toshiba Corp 画信号処理装置

Also Published As

Publication number Publication date
JPS6132658A (ja) 1986-02-15

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term