JPS5734556A - Method and device for dot image scanning and recording - Google Patents

Method and device for dot image scanning and recording

Info

Publication number
JPS5734556A
JPS5734556A JP10828180A JP10828180A JPS5734556A JP S5734556 A JPS5734556 A JP S5734556A JP 10828180 A JP10828180 A JP 10828180A JP 10828180 A JP10828180 A JP 10828180A JP S5734556 A JPS5734556 A JP S5734556A
Authority
JP
Japan
Prior art keywords
dots
sections
duplicated
recorded
recording
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
JP10828180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6235303B2 (enrdf_load_stackoverflow
Inventor
Makoto Hirozawa
Isao Saito
Tetsuo Hoki
Seiya Sakamoto
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.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing 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 Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Priority to JP10828180A priority Critical patent/JPS5734556A/ja
Priority to GB8123714A priority patent/GB2081549A/en
Priority to DE19813131390 priority patent/DE3131390C2/de
Publication of JPS5734556A publication Critical patent/JPS5734556A/ja
Publication of JPS6235303B2 publication Critical patent/JPS6235303B2/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
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • H04N1/4058—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern with details for producing a halftone screen at an oblique angle

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
JP10828180A 1980-08-08 1980-08-08 Method and device for dot image scanning and recording Granted JPS5734556A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP10828180A JPS5734556A (en) 1980-08-08 1980-08-08 Method and device for dot image scanning and recording
GB8123714A GB2081549A (en) 1980-08-08 1981-08-03 Halftone picture recording
DE19813131390 DE3131390C2 (de) 1980-08-08 1981-08-07 Verfahren zur Aufzeichnung eines Halbtonbildes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10828180A JPS5734556A (en) 1980-08-08 1980-08-08 Method and device for dot image scanning and recording

Publications (2)

Publication Number Publication Date
JPS5734556A true JPS5734556A (en) 1982-02-24
JPS6235303B2 JPS6235303B2 (enrdf_load_stackoverflow) 1987-07-31

Family

ID=14480663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10828180A Granted JPS5734556A (en) 1980-08-08 1980-08-08 Method and device for dot image scanning and recording

Country Status (3)

Country Link
JP (1) JPS5734556A (enrdf_load_stackoverflow)
DE (1) DE3131390C2 (enrdf_load_stackoverflow)
GB (1) GB2081549A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6239972A (ja) * 1985-08-15 1987-02-20 Canon Inc 画像処理装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59163952A (ja) * 1983-03-08 1984-09-17 Canon Inc 画像処理装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742129A (en) * 1971-07-07 1973-06-26 Harris Intertype Corp Apparatus and method for generating halftones for image reproduction
GB1448112A (en) * 1973-02-13 1976-09-02 Int Publishing Corp Ltd Electronic screening
US3983319A (en) * 1973-11-12 1976-09-28 Printing Developments, Inc. Electronic screening for image reproduction
JPS51150401A (en) * 1975-06-18 1976-12-24 Dainippon Screen Mfg Method and device for scanning recording screen printed image

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6239972A (ja) * 1985-08-15 1987-02-20 Canon Inc 画像処理装置

Also Published As

Publication number Publication date
GB2081549A (en) 1982-02-17
JPS6235303B2 (enrdf_load_stackoverflow) 1987-07-31
DE3131390C2 (de) 1986-09-04
DE3131390A1 (de) 1982-04-08

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