IT1017593B - Dispositivo di codificazione binaria - Google Patents

Dispositivo di codificazione binaria

Info

Publication number
IT1017593B
IT1017593B IT22547/74A IT2254774A IT1017593B IT 1017593 B IT1017593 B IT 1017593B IT 22547/74 A IT22547/74 A IT 22547/74A IT 2254774 A IT2254774 A IT 2254774A IT 1017593 B IT1017593 B IT 1017593B
Authority
IT
Italy
Prior art keywords
coding device
binary coding
binary
coding
Prior art date
Application number
IT22547/74A
Other languages
English (en)
Original Assignee
Cie Ind Des Telecom Munication
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 Cie Ind Des Telecom Munication filed Critical Cie Ind Des Telecom Munication
Application granted granted Critical
Publication of IT1017593B publication Critical patent/IT1017593B/it

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
    • H04N1/4051—Halftoning, 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)
  • Facsimile Scanning Arrangements (AREA)
IT22547/74A 1973-05-11 1974-05-10 Dispositivo di codificazione binaria IT1017593B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7317087A FR2245132B1 (it) 1973-05-11 1973-05-11

Publications (1)

Publication Number Publication Date
IT1017593B true IT1017593B (it) 1977-08-10

Family

ID=9119176

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22547/74A IT1017593B (it) 1973-05-11 1974-05-10 Dispositivo di codificazione binaria

Country Status (10)

Country Link
US (1) US3891793A (it)
BE (1) BE814304A (it)
DE (1) DE2420991C2 (it)
FR (1) FR2245132B1 (it)
GB (1) GB1414449A (it)
IE (1) IE39238B1 (it)
IT (1) IT1017593B (it)
LU (1) LU69995A1 (it)
NL (1) NL185187C (it)
SE (1) SE394930B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4353096A (en) * 1978-10-05 1982-10-05 Nippon Electric Co., Ltd. Digital facsimile system to band-compress half-tone picture signals
GB2117596A (en) * 1982-02-19 1983-10-12 Gen Electric Co Plc Image storage and transmission systems
FR2606232B1 (fr) * 1986-10-31 1988-12-02 Neiman Sa Procede de codage evolutif de haute securite et dispositif de mise en oeuvre de ce procede

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1809357B1 (de) * 1968-11-16 1970-08-27 Fernseh Gmbh Verfahren und Schaltungsanordnung zur UEbertragung und Speicherung von Fernsehsignalen
DE2017432A1 (de) * 1970-04-11 1971-10-28 Bosch Elektronik Gmbh Verfahren zur elektrischen Übertragung von Bildvorlagen mit schwarzen, weißen und grauen Helligkeitswerten
DE2017431A1 (de) * 1970-04-11 1971-11-04 Bosch Elektronik Gmbh Verfahren zur elektrischen Übertragung von Bildvorlagen
DE2020639A1 (de) * 1970-04-28 1971-11-18 Bosch Elektronik Gmbh Verfahren zur elektrischen UEbertragung von Bildvorlagen

Also Published As

Publication number Publication date
NL185187B (nl) 1989-09-01
LU69995A1 (it) 1974-11-28
BE814304A (fr) 1974-10-29
US3891793A (en) 1975-06-24
IE39238L (en) 1974-11-11
GB1414449A (en) 1975-11-19
DE2420991A1 (de) 1974-11-28
SE394930B (sv) 1977-07-18
FR2245132B1 (it) 1976-05-07
DE2420991C2 (de) 1982-09-09
NL185187C (nl) 1990-02-01
IE39238B1 (en) 1978-08-30
FR2245132A1 (it) 1975-04-18
NL7406416A (it) 1974-11-13

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