FR2467078B1 - - Google Patents

Info

Publication number
FR2467078B1
FR2467078B1 FR7925347A FR7925347A FR2467078B1 FR 2467078 B1 FR2467078 B1 FR 2467078B1 FR 7925347 A FR7925347 A FR 7925347A FR 7925347 A FR7925347 A FR 7925347A FR 2467078 B1 FR2467078 B1 FR 2467078B1
Authority
FR
France
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
Application number
FR7925347A
Other languages
French (fr)
Other versions
FR2467078A1 (en
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.)
MACHULKA GRIGORY
Original Assignee
MACHULKA GRIGORY
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 MACHULKA GRIGORY filed Critical MACHULKA GRIGORY
Priority to FR7925347A priority Critical patent/FR2467078A1/en
Publication of FR2467078A1 publication Critical patent/FR2467078A1/en
Application granted granted Critical
Publication of FR2467078B1 publication Critical patent/FR2467078B1/fr
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)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
FR7925347A 1979-10-11 1979-10-11 Laser beam producing printing blocks - synchronously scans and modulates for line and half tone structures using sawtooth pulse generator and comparator Granted FR2467078A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7925347A FR2467078A1 (en) 1979-10-11 1979-10-11 Laser beam producing printing blocks - synchronously scans and modulates for line and half tone structures using sawtooth pulse generator and comparator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7925347A FR2467078A1 (en) 1979-10-11 1979-10-11 Laser beam producing printing blocks - synchronously scans and modulates for line and half tone structures using sawtooth pulse generator and comparator

Publications (2)

Publication Number Publication Date
FR2467078A1 FR2467078A1 (en) 1981-04-17
FR2467078B1 true FR2467078B1 (en) 1981-11-06

Family

ID=9230586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7925347A Granted FR2467078A1 (en) 1979-10-11 1979-10-11 Laser beam producing printing blocks - synchronously scans and modulates for line and half tone structures using sawtooth pulse generator and comparator

Country Status (1)

Country Link
FR (1) FR2467078A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1206681A (en) * 1967-03-22 1970-09-30 Printing Dev Inc Electronic reproduction of continuous image by half tone dots
DE2226990C3 (en) * 1972-06-02 1976-01-02 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Arrangement to improve the sharpness when recording halftone images

Also Published As

Publication number Publication date
FR2467078A1 (en) 1981-04-17

Similar Documents

Publication Publication Date Title
BR8002583A (en)
FR2446854B1 (en)
BR8006808A (en)
FR2445715B1 (en)
FR2446231B1 (en)
DE3039024C2 (en)
DE2924992C2 (en)
DE3016468C2 (en)
DE3026989C2 (en)
DE3030454C2 (en)
FR2446328B1 (en)
FR2448060B1 (en)
FR2446365B1 (en)
FR2446658B3 (en)
FR2448615B1 (en)
FR2447601B1 (en)
FR2438186B1 (en)
FR2467078B1 (en)
AU78386S (en)
BR5901094U (en)
AU79826S (en)
AU79918S (en)
AU79950S (en)
AU80228S (en)
BG44800A1 (en)

Legal Events

Date Code Title Description
ST Notification of lapse