JPS5977772A - 画信号処理方法および画信号処理装置 - Google Patents

画信号処理方法および画信号処理装置

Info

Publication number
JPS5977772A
JPS5977772A JP57188401A JP18840182A JPS5977772A JP S5977772 A JPS5977772 A JP S5977772A JP 57188401 A JP57188401 A JP 57188401A JP 18840182 A JP18840182 A JP 18840182A JP S5977772 A JPS5977772 A JP S5977772A
Authority
JP
Japan
Prior art keywords
image signal
data
pixel
pixels
scanning window
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
JP57188401A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6349429B2 (enrdf_load_stackoverflow
Inventor
Hiroyoshi Tsuchiya
博義 土屋
Katsuo Nakazato
中里 克雄
Kunio Sannomiya
三宮 邦夫
Hidehiko Kawakami
秀彦 川上
Hirotaka Otsuka
大塚 博隆
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 JP57188401A priority Critical patent/JPS5977772A/ja
Priority to GB08328648A priority patent/GB2129652B/en
Priority to DE3339002A priority patent/DE3339002C2/de
Priority to US06/545,926 priority patent/US4551768A/en
Publication of JPS5977772A publication Critical patent/JPS5977772A/ja
Publication of JPS6349429B2 publication Critical patent/JPS6349429B2/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
    • H04N1/405Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4051Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
JP57188401A 1982-10-27 1982-10-27 画信号処理方法および画信号処理装置 Granted JPS5977772A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57188401A JPS5977772A (ja) 1982-10-27 1982-10-27 画信号処理方法および画信号処理装置
GB08328648A GB2129652B (en) 1982-10-27 1983-10-26 Method and apparatus for processing image signal
DE3339002A DE3339002C2 (de) 1982-10-27 1983-10-27 Verfahren und Einrichtung zum Verarbeiten eines Bildsignals
US06/545,926 US4551768A (en) 1982-10-27 1983-10-27 Method and apparatus for processing image signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57188401A JPS5977772A (ja) 1982-10-27 1982-10-27 画信号処理方法および画信号処理装置

Publications (2)

Publication Number Publication Date
JPS5977772A true JPS5977772A (ja) 1984-05-04
JPS6349429B2 JPS6349429B2 (enrdf_load_stackoverflow) 1988-10-04

Family

ID=16222992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57188401A Granted JPS5977772A (ja) 1982-10-27 1982-10-27 画信号処理方法および画信号処理装置

Country Status (1)

Country Link
JP (1) JPS5977772A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6349429B2 (enrdf_load_stackoverflow) 1988-10-04

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