IT955597B - Disposizione per un centro di infor mazioni televisive impegnabile at traverso linee telefoniche - Google Patents

Disposizione per un centro di infor mazioni televisive impegnabile at traverso linee telefoniche

Info

Publication number
IT955597B
IT955597B IT2444972A IT2444972A IT955597B IT 955597 B IT955597 B IT 955597B IT 2444972 A IT2444972 A IT 2444972A IT 2444972 A IT2444972 A IT 2444972A IT 955597 B IT955597 B IT 955597B
Authority
IT
Italy
Prior art keywords
engaged
arrangement
information center
telephone lines
television information
Prior art date
Application number
IT2444972A
Other languages
English (en)
Italian (it)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT955597B publication Critical patent/IT955597B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Facsimiles In General (AREA)
IT2444972A 1971-05-19 1972-05-17 Disposizione per un centro di infor mazioni televisive impegnabile at traverso linee telefoniche IT955597B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712124971 DE2124971A1 (de) 1971-05-19 1971-05-19 Anordnung für eine über Fernsprechleitungen belegbare zentrale Fernseh-Auskunftsstelle

Publications (1)

Publication Number Publication Date
IT955597B true IT955597B (it) 1973-09-29

Family

ID=5808410

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2444972A IT955597B (it) 1971-05-19 1972-05-17 Disposizione per un centro di infor mazioni televisive impegnabile at traverso linee telefoniche

Country Status (10)

Country Link
AT (1) AT313997B (xx)
BE (1) BE783744A (xx)
CH (1) CH542558A (xx)
DE (1) DE2124971A1 (xx)
FR (1) FR2138100B1 (xx)
GB (1) GB1395614A (xx)
IT (1) IT955597B (xx)
LU (1) LU65379A1 (xx)
NL (1) NL7206532A (xx)
SE (1) SE372122B (xx)

Also Published As

Publication number Publication date
DE2124971A1 (de) 1972-11-30
FR2138100B1 (xx) 1973-07-13
AT313997B (de) 1974-03-11
CH542558A (de) 1973-09-30
SE372122B (xx) 1974-12-09
NL7206532A (xx) 1972-11-21
FR2138100A1 (xx) 1972-12-29
GB1395614A (en) 1975-05-29
LU65379A1 (xx) 1972-08-24
BE783744A (fr) 1972-11-20

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