ES2037137T3 - Circuito de conexion de abonado. - Google Patents

Circuito de conexion de abonado.

Info

Publication number
ES2037137T3
ES2037137T3 ES198888109034T ES88109034T ES2037137T3 ES 2037137 T3 ES2037137 T3 ES 2037137T3 ES 198888109034 T ES198888109034 T ES 198888109034T ES 88109034 T ES88109034 T ES 88109034T ES 2037137 T3 ES2037137 T3 ES 2037137T3
Authority
ES
Spain
Prior art keywords
connection circuit
subscriber connection
condenser
grinding
principle
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES198888109034T
Other languages
English (en)
Spanish (es)
Inventor
Benno Dreier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Application granted granted Critical
Publication of ES2037137T3 publication Critical patent/ES2037137T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/008—Using DC/DC converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/023—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone by reversing the polarity of the current at the exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Dc-Dc Converters (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Emergency Protection Circuit Devices (AREA)
ES198888109034T 1987-06-13 1988-06-07 Circuito de conexion de abonado. Expired - Lifetime ES2037137T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873719791 DE3719791A1 (de) 1987-06-13 1987-06-13 Teilnehmeranschlussschaltung

Publications (1)

Publication Number Publication Date
ES2037137T3 true ES2037137T3 (es) 1993-06-16

Family

ID=6329645

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198888109034T Expired - Lifetime ES2037137T3 (es) 1987-06-13 1988-06-07 Circuito de conexion de abonado.

Country Status (3)

Country Link
EP (1) EP0295533B1 (enExample)
DE (2) DE3719791A1 (enExample)
ES (1) ES2037137T3 (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4674119A (en) * 1984-04-10 1987-06-16 Itt Corporation Wide-band high voltage amplifier for telephone exchange subscriber line interface utilizing low voltage control circuitry
AR241567A1 (es) * 1985-07-24 1992-08-31 Siemens Ag Disposicion de circuito para suprimir señales de perturbacion sobre el ramal receptor de un circuito de conexion de abonado construido.
DE3528281A1 (de) * 1985-08-07 1987-02-19 Kabelmetal Electro Gmbh Schaltungsanordnung zur uebertragung nachrichtentechnischer signale

Also Published As

Publication number Publication date
DE3719791A1 (de) 1988-12-22
DE3876016D1 (de) 1992-12-24
DE3719791C2 (enExample) 1990-02-01
EP0295533A2 (de) 1988-12-21
EP0295533A3 (en) 1990-05-30
EP0295533B1 (de) 1992-11-19

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