IT1183372B - COMMUNICATION SYSTEM WITHOUT OWN LINES (SMALL DERIVED PLANT WITH CONNECTION TO THE ELECTRICITY NETWORK THROUGH ADAPTER - Google Patents

COMMUNICATION SYSTEM WITHOUT OWN LINES (SMALL DERIVED PLANT WITH CONNECTION TO THE ELECTRICITY NETWORK THROUGH ADAPTER

Info

Publication number
IT1183372B
IT1183372B IT19566/85A IT1956685A IT1183372B IT 1183372 B IT1183372 B IT 1183372B IT 19566/85 A IT19566/85 A IT 19566/85A IT 1956685 A IT1956685 A IT 1956685A IT 1183372 B IT1183372 B IT 1183372B
Authority
IT
Italy
Prior art keywords
adapter
lines
connection
communication system
electricity network
Prior art date
Application number
IT19566/85A
Other languages
Italian (it)
Other versions
IT8519566A0 (en
Inventor
Franz Fahrenschon
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
Publication of IT8519566A0 publication Critical patent/IT8519566A0/en
Application granted granted Critical
Publication of IT1183372B publication Critical patent/IT1183372B/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
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/71—Substation extension arrangements
    • H04M1/715—Substation extension arrangements using two or more extensions per line
    • 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)
  • Telephonic Communication Services (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
IT19566/85A 1984-02-24 1985-02-19 COMMUNICATION SYSTEM WITHOUT OWN LINES (SMALL DERIVED PLANT WITH CONNECTION TO THE ELECTRICITY NETWORK THROUGH ADAPTER IT1183372B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843407308 DE3407308A1 (en) 1984-02-24 1984-02-24 Dedicated-line-free communications system (small PBX system with an adapter connection to the power supply mains)

Publications (2)

Publication Number Publication Date
IT8519566A0 IT8519566A0 (en) 1985-02-19
IT1183372B true IT1183372B (en) 1987-10-22

Family

ID=6229117

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19566/85A IT1183372B (en) 1984-02-24 1985-02-19 COMMUNICATION SYSTEM WITHOUT OWN LINES (SMALL DERIVED PLANT WITH CONNECTION TO THE ELECTRICITY NETWORK THROUGH ADAPTER

Country Status (4)

Country Link
JP (1) JPS60212094A (en)
DE (1) DE3407308A1 (en)
FI (1) FI79212C (en)
IT (1) IT1183372B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3614769A1 (en) * 1986-04-30 1988-06-16 Wilhelm Englmaier Rail for mounting image-recording and illuminating devices
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 (3)

* 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
DE1183959B (en) * 1963-07-31 1964-12-23 Telefunken Patent Filter for a system for the transmission of messages over a power network within a house or building complex
DE3146987A1 (en) * 1981-11-26 1983-06-01 Siemens AG, 1000 Berlin und 8000 München Intrinsically wireless communication system

Also Published As

Publication number Publication date
FI850730L (en) 1985-08-25
IT8519566A0 (en) 1985-02-19
FI79212C (en) 1989-11-10
DE3407308C2 (en) 1988-12-22
DE3407308A1 (en) 1985-09-12
FI850730A0 (en) 1985-02-22
JPS60212094A (en) 1985-10-24
FI79212B (en) 1989-07-31

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