BE814304A - Dispositif de codage binaire - Google Patents

Dispositif de codage binaire

Info

Publication number
BE814304A
BE814304A BE1005912A BE1005912A BE814304A BE 814304 A BE814304 A BE 814304A BE 1005912 A BE1005912 A BE 1005912A BE 1005912 A BE1005912 A BE 1005912A BE 814304 A BE814304 A BE 814304A
Authority
BE
Belgium
Prior art keywords
coding device
binary coding
binary
coding
Prior art date
Application number
BE1005912A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE814304A publication Critical patent/BE814304A/xx

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)
BE1005912A 1973-05-11 1974-04-29 Dispositif de codage binaire BE814304A (fr)

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
BE814304A true BE814304A (fr) 1974-10-29

Family

ID=9119176

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1005912A BE814304A (fr) 1973-05-11 1974-04-29 Dispositif de codage binaire

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
EP0087284A1 (en) * 1982-02-19 1983-08-31 THE GENERAL ELECTRIC COMPANY, p.l.c. 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
IE39238L (en) 1974-11-11
SE394930B (sv) 1977-07-18
DE2420991C2 (de) 1982-09-09
IT1017593B (it) 1977-08-10
IE39238B1 (en) 1978-08-30
FR2245132A1 (it) 1975-04-18
FR2245132B1 (it) 1976-05-07
NL7406416A (it) 1974-11-13
NL185187C (nl) 1990-02-01
LU69995A1 (it) 1974-11-28
GB1414449A (en) 1975-11-19
US3891793A (en) 1975-06-24
NL185187B (nl) 1989-09-01
DE2420991A1 (de) 1974-11-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCAT

Effective date: 19870430