BR8504603A - Disposicao de circuito para a inversao de polaridade,sem pertubacao,da tensao de alimentacao de um circuito de conexao de assinantes em instalacoes telefonicas - Google Patents

Disposicao de circuito para a inversao de polaridade,sem pertubacao,da tensao de alimentacao de um circuito de conexao de assinantes em instalacoes telefonicas

Info

Publication number
BR8504603A
BR8504603A BR8504603A BR8504603A BR8504603A BR 8504603 A BR8504603 A BR 8504603A BR 8504603 A BR8504603 A BR 8504603A BR 8504603 A BR8504603 A BR 8504603A BR 8504603 A BR8504603 A BR 8504603A
Authority
BR
Brazil
Prior art keywords
disturbance
supply voltage
polarity inversion
circuit
circuit arrangement
Prior art date
Application number
BR8504603A
Other languages
English (en)
Portuguese (pt)
Inventor
Werner Nagler
Walter Ossler
Oswald Meyer
Hans-Werner Rudolf
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 BR8504603A publication Critical patent/BR8504603A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/38—Signalling arrangements; Manipulation of signalling currents using combinations of direct currents of different amplitudes or polarities over line conductors or combination of line conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
BR8504603A 1984-09-21 1985-09-20 Disposicao de circuito para a inversao de polaridade,sem pertubacao,da tensao de alimentacao de um circuito de conexao de assinantes em instalacoes telefonicas BR8504603A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3434728 1984-09-21
DE19843436284 DE3436284A1 (de) 1984-09-21 1984-10-03 Schaltungsanordnung zum stoerungsfreien umpolen der speisespannung einer teilnehmeranschlussschaltung in fernsprechanlagen

Publications (1)

Publication Number Publication Date
BR8504603A true BR8504603A (pt) 1986-07-15

Family

ID=25824954

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8504603A BR8504603A (pt) 1984-09-21 1985-09-20 Disposicao de circuito para a inversao de polaridade,sem pertubacao,da tensao de alimentacao de um circuito de conexao de assinantes em instalacoes telefonicas

Country Status (2)

Country Link
BR (1) BR8504603A (enrdf_load_stackoverflow)
DE (1) DE3436284A1 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3804216A1 (de) * 1988-02-11 1989-08-24 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer eine externleitungsuebertragung von kommunikations-vermittlungsanlagen, insbesondere fernsprechnebenstellenanlagen
DE4027323A1 (de) * 1990-08-29 1992-03-05 Siemens Ag Ruf- und speisespannungsversorgung fuer eine fernsprechstation in einer nebenstellenanlage
DE19636954B4 (de) * 1996-09-11 2005-08-18 Infineon Technologies Ag Teilnehmerschaltung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3207677C2 (de) * 1982-03-03 1985-08-08 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Abwicklung von Zusatzfunktionen im Zusammenhang mit Grundbaugruppen bildenden Anschlußschaltungen

Also Published As

Publication number Publication date
DE3436284A1 (de) 1986-04-03
DE3436284C2 (enrdf_load_stackoverflow) 1991-12-12

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Legal Events

Date Code Title Description
B21A Extinguishment of a patent or of a certificate of addition of invention: extinguishment - article 78, item i of industrial property law

Free format text: PATENTE EXTINTA EM 20/09/2000