BR7901748A - Sistema eletrico de sinalizacao - Google Patents

Sistema eletrico de sinalizacao

Info

Publication number
BR7901748A
BR7901748A BR7901748A BR7901748A BR7901748A BR 7901748 A BR7901748 A BR 7901748A BR 7901748 A BR7901748 A BR 7901748A BR 7901748 A BR7901748 A BR 7901748A BR 7901748 A BR7901748 A BR 7901748A
Authority
BR
Brazil
Prior art keywords
signaling system
electric signaling
electric
signaling
Prior art date
Application number
BR7901748A
Other languages
English (en)
Inventor
R Swindle
J Butcher
R Scarr
M Salino
Original Assignee
Standard Telephones Cables Ltd
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 Standard Telephones Cables Ltd filed Critical Standard Telephones Cables Ltd
Publication of BR7901748A publication Critical patent/BR7901748A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/10—Providing fault- or trouble-signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • H04Q1/22—Automatic arrangements
    • H04Q1/26—Automatic arrangements for signalling trouble in unoccupied sub-exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
BR7901748A 1978-03-21 1979-03-21 Sistema eletrico de sinalizacao BR7901748A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1110878A GB1544390A (en) 1978-03-21 1978-03-21 Data handling systems

Publications (1)

Publication Number Publication Date
BR7901748A true BR7901748A (pt) 1979-11-20

Family

ID=9980200

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7901748A BR7901748A (pt) 1978-03-21 1979-03-21 Sistema eletrico de sinalizacao

Country Status (2)

Country Link
BR (1) BR7901748A (pt)
GB (1) GB1544390A (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462750A1 (fr) * 1979-08-03 1981-02-13 Cit Alcatel Dispositif logique de pretraitement d'alarmes
ZA804385B (en) * 1979-08-10 1981-07-29 Plessey Co Ltd Alarm monitoring arrangements for digital telecommunications switching networks
GB2142506B (en) * 1983-07-02 1986-09-17 Plessey Co Plc Telecommunications exchange alarm system
JPH04245751A (ja) * 1991-01-31 1992-09-02 Nec Corp イベント処理分散型網監視システム
ES2114823B1 (es) * 1996-06-27 1999-02-16 Indetel Ingenieria S L Concentrador-repartidor de alarmas para equipos de transmision.

Also Published As

Publication number Publication date
GB1544390A (en) 1979-04-19

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