IT8519565A0 - OF ELECTRICITY) COMMUNICATIONS SYSTEM WITHOUT ITS OWN LINES (SMALL BRANCH SYSTEM WITH SELECTION AND CALL SIGNALING ON THE NETWORK - Google Patents

OF ELECTRICITY) COMMUNICATIONS SYSTEM WITHOUT ITS OWN LINES (SMALL BRANCH SYSTEM WITH SELECTION AND CALL SIGNALING ON THE NETWORK

Info

Publication number
IT8519565A0
IT8519565A0 IT8519565A IT1956585A IT8519565A0 IT 8519565 A0 IT8519565 A0 IT 8519565A0 IT 8519565 A IT8519565 A IT 8519565A IT 1956585 A IT1956585 A IT 1956585A IT 8519565 A0 IT8519565 A0 IT 8519565A0
Authority
IT
Italy
Prior art keywords
electricity
selection
lines
network
call signaling
Prior art date
Application number
IT8519565A
Other languages
Italian (it)
Other versions
IT1183371B (en
Inventor
Fahrenschon Franz
Original Assignee
Siemens Ag
Fed
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, Fed filed Critical Siemens Ag
Publication of IT8519565A0 publication Critical patent/IT8519565A0/en
Application granted granted Critical
Publication of IT1183371B publication Critical patent/IT1183371B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5437—Wired telephone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Telephonic Communication Services (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
IT19565/85A 1984-02-24 1985-02-19 COMMUNICATION SYSTEM WITHOUT OWN LINES (SMALL DERIVATIVE SYSTEM WITH SELECTION AND CALL SIGNALING ON THE ELECTRICITY NETWORK) IT1183371B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843407310 DE3407310A1 (en) 1984-02-24 1984-02-24 Dedicated-line-free communications system (small PBX system with dial and call signalling via the power supply mains)

Publications (2)

Publication Number Publication Date
IT8519565A0 true IT8519565A0 (en) 1985-02-19
IT1183371B IT1183371B (en) 1987-10-22

Family

ID=6229120

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19565/85A IT1183371B (en) 1984-02-24 1985-02-19 COMMUNICATION SYSTEM WITHOUT OWN LINES (SMALL DERIVATIVE SYSTEM WITH SELECTION AND CALL SIGNALING ON THE ELECTRICITY NETWORK)

Country Status (4)

Country Link
JP (1) JPS60210094A (en)
DE (1) DE3407310A1 (en)
FI (1) FI79213C (en)
IT (1) IT1183371B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4008023A1 (en) * 1990-03-09 1991-09-12 Krone Ag METHOD FOR IN-HOUSE VOICE AND DATA COMMUNICATION VIA THE IN-HOUSE POWER SUPPLY NETWORK

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE696453C (en) * 1935-11-25 1940-09-21 Aeg Device for high-frequency traffic with dial-up calls, in particular over power lines
US3949172A (en) * 1974-02-08 1976-04-06 Brown William M Telephone extension system utilizing power line carrier signals

Also Published As

Publication number Publication date
DE3407310A1 (en) 1985-09-12
FI850731A0 (en) 1985-02-22
JPS60210094A (en) 1985-10-22
FI850731L (en) 1985-08-25
FI79213C (en) 1989-11-10
DE3407310C2 (en) 1989-01-05
IT1183371B (en) 1987-10-22
FI79213B (en) 1989-07-31

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