FR1321971A - Procédé de reproduction en fac-similé avec balayage de contrôle du contraste - Google Patents

Procédé de reproduction en fac-similé avec balayage de contrôle du contraste

Info

Publication number
FR1321971A
FR1321971A FR897513A FR897513A FR1321971A FR 1321971 A FR1321971 A FR 1321971A FR 897513 A FR897513 A FR 897513A FR 897513 A FR897513 A FR 897513A FR 1321971 A FR1321971 A FR 1321971A
Authority
FR
France
Prior art keywords
reproduction process
facsimile reproduction
contrast control
control scanning
scanning
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
Application number
FR897513A
Other languages
English (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.)
TI Gotham Inc
Original Assignee
Time Inc
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
Priority claimed from US110543A external-priority patent/US3153698A/en
Application filed by Time Inc filed Critical Time Inc
Priority to FR897513A priority Critical patent/FR1321971A/fr
Application granted granted Critical
Publication of FR1321971A publication Critical patent/FR1321971A/fr
Expired 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
    • 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
    • H04N1/409—Edge or detail enhancement; Noise or error suppression
    • H04N1/4092—Edge or detail enhancement
    • 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
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/58—Edge or detail enhancement; Noise or error suppression, e.g. colour misregistration correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR897513A 1961-05-16 1962-05-14 Procédé de reproduction en fac-similé avec balayage de contrôle du contraste Expired FR1321971A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR897513A FR1321971A (fr) 1961-05-16 1962-05-14 Procédé de reproduction en fac-similé avec balayage de contrôle du contraste

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US110543A US3153698A (en) 1961-05-16 1961-05-16 System in facsimile scanning for controlling contrast
FR897513A FR1321971A (fr) 1961-05-16 1962-05-14 Procédé de reproduction en fac-similé avec balayage de contrôle du contraste

Publications (1)

Publication Number Publication Date
FR1321971A true FR1321971A (fr) 1963-03-22

Family

ID=26195699

Family Applications (1)

Application Number Title Priority Date Filing Date
FR897513A Expired FR1321971A (fr) 1961-05-16 1962-05-14 Procédé de reproduction en fac-similé avec balayage de contrôle du contraste

Country Status (1)

Country Link
FR (1) FR1321971A (fr)

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