DK277784A - Indretning til oprettelse af en tonesignaloverfoersel - Google Patents

Indretning til oprettelse af en tonesignaloverfoersel Download PDF

Info

Publication number
DK277784A
DK277784A DK277784A DK277784A DK277784A DK 277784 A DK277784 A DK 277784A DK 277784 A DK277784 A DK 277784A DK 277784 A DK277784 A DK 277784A DK 277784 A DK277784 A DK 277784A
Authority
DK
Denmark
Prior art keywords
creating
tone signal
signal transfer
transfer
tone
Prior art date
Application number
DK277784A
Other languages
English (en)
Other versions
DK277784D0 (da
Inventor
Waldemar Fruehauf
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 DK277784D0 publication Critical patent/DK277784D0/da
Publication of DK277784A publication Critical patent/DK277784A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • 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
    • 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
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • 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
    • H04B2203/545—Audio/video application, e.g. interphone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Toys (AREA)
  • Selective Calling Equipment (AREA)
DK277784A 1983-06-06 1984-06-06 Indretning til oprettelse af en tonesignaloverfoersel DK277784A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833320397 DE3320397A1 (de) 1983-06-06 1983-06-06 Anordnung zur vermittelbaren uebertragung von tonsignalen

Publications (2)

Publication Number Publication Date
DK277784D0 DK277784D0 (da) 1984-06-06
DK277784A true DK277784A (da) 1984-12-07

Family

ID=6200770

Family Applications (1)

Application Number Title Priority Date Filing Date
DK277784A DK277784A (da) 1983-06-06 1984-06-06 Indretning til oprettelse af en tonesignaloverfoersel

Country Status (4)

Country Link
EP (1) EP0128416A3 (da)
DE (1) DE3320397A1 (da)
DK (1) DK277784A (da)
NO (1) NO842239L (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03503345A (ja) * 1988-11-25 1991-07-25 フセソユーズヌイ、ナウチノ‐イスレドワーチェルスキー、インスチツート、エレクトリフィカツィイ、セルスコボ、ホジアイストワ ３相電力配電装置の電線による情報伝送装置
US5007047A (en) * 1988-12-02 1991-04-09 Codex Corporation Adaptive rate control for echo cancelling modem
DE4008023A1 (de) * 1990-03-09 1991-09-12 Krone Ag Verfahren zur hausinternen sprach- und datenkommunikation ueber das hauseigene stromversorgungsnetz
FR2754657B1 (fr) * 1996-10-15 2002-12-27 Electricite De France Dispositif d'interfacage d'une liaison bidirectionnelle courants porteurs basse tension / radiofrequence
DE102006001868B4 (de) * 2006-01-13 2012-03-01 Austriamicrosystems Ag Schaltungsanordnung und Verfahren zur Ansteuerung einer elektrischen Last und eine Energieversorgungseinrichtung
US7768216B2 (en) 2006-06-28 2010-08-03 Austriamicrosystems Ag Control circuit and method for controlling light emitting diodes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE832911C (de) * 1949-06-18 1952-03-03 Lorenz A G C Einrichtung fuer Hochfrequenztelefonie ueber Hochspannungsleitungen
US3188573A (en) * 1960-12-21 1965-06-08 Standard Kollsman Ind Inc Dual modulation communication system
AU509005B2 (en) * 1974-02-08 1980-04-17 Astech Inc. Telephone extension system utilising available powerlines
IT1029547B (it) * 1974-06-27 1979-03-20 Stoc Produzione Spa Impianto interfonico con apparecchi in parallelo su unica linea bifilare
DE3215081A1 (de) * 1982-04-22 1983-11-03 Siemens AG, 1000 Berlin und 8000 München System zur uebertragung von informationstelegrammen

Also Published As

Publication number Publication date
DK277784D0 (da) 1984-06-06
DE3320397A1 (de) 1984-12-06
EP0128416A3 (de) 1986-05-14
EP0128416A2 (de) 1984-12-19
NO842239L (no) 1984-12-07

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment