AR195702A1 - Circuito de desconexion de campanilla para conexion en serie con una linea de abonado - Google Patents

Circuito de desconexion de campanilla para conexion en serie con una linea de abonado

Info

Publication number
AR195702A1
AR195702A1 AR246635A AR24663573A AR195702A1 AR 195702 A1 AR195702 A1 AR 195702A1 AR 246635 A AR246635 A AR 246635A AR 24663573 A AR24663573 A AR 24663573A AR 195702 A1 AR195702 A1 AR 195702A1
Authority
AR
Argentina
Prior art keywords
bell
subscriber line
serial connection
disconnection circuit
disconnection
Prior art date
Application number
AR246635A
Other languages
English (en)
Spanish (es)
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Application granted granted Critical
Publication of AR195702A1 publication Critical patent/AR195702A1/es

Links

Classifications

    • 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
    • H04M19/026—Arrangements for interrupting the ringing current

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
AR246635A 1972-02-17 1973-02-15 Circuito de desconexion de campanilla para conexion en serie con una linea de abonado AR195702A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7205290A FR2172537A5 (enExample) 1972-02-17 1972-02-17

Publications (1)

Publication Number Publication Date
AR195702A1 true AR195702A1 (es) 1973-10-31

Family

ID=9093631

Family Applications (1)

Application Number Title Priority Date Filing Date
AR246635A AR195702A1 (es) 1972-02-17 1973-02-15 Circuito de desconexion de campanilla para conexion en serie con una linea de abonado

Country Status (10)

Country Link
US (1) US3835258A (enExample)
AR (1) AR195702A1 (enExample)
BR (1) BR7301219D0 (enExample)
CA (1) CA971689A (enExample)
CH (1) CH562539A5 (enExample)
DE (1) DE2307317A1 (enExample)
ES (1) ES411687A1 (enExample)
FR (1) FR2172537A5 (enExample)
GB (1) GB1386523A (enExample)
IT (1) IT979129B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7512060L (sv) * 1974-11-07 1976-05-10 Western Electric Co Anordning for att i en telekommunikationsanleggning patrycka och detektera ringsignaler over en anropad linje
US4447673A (en) * 1977-12-27 1984-05-08 Stromberg-Carlson Corporation Ring trip apparatus for a line circuit connected to DCO switch
ES244069Y (es) * 1979-06-21 1980-04-01 Circuito detector de corriente.
US4447675A (en) * 1982-10-29 1984-05-08 Bell Telephone Laboratories, Incorporated Ring-trip detector
EP0165363B1 (fr) * 1984-06-20 1988-08-31 International Business Machines Corporation Circuit detecteur de variations de courant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312787A (en) * 1963-10-17 1967-04-04 Stromberg Carlson Corp Signaling system
DE1288626B (de) * 1966-05-28 1969-02-06 Nippon Electric Co Automatische Geraeteabschaltanordnung fuer einen Fernempfaenger
BE756517A (fr) * 1969-09-23 1971-03-01 Ericsson Telefon Ab L M Interrupteur pour signaux d'appel de centraux telephoniques automatiques
US3641552A (en) * 1970-02-18 1972-02-08 Int Assemblix Corp Centrally located access alarm system

Also Published As

Publication number Publication date
IT979129B (it) 1974-09-30
BR7301219D0 (pt) 1974-02-19
GB1386523A (en) 1975-03-05
DE2307317A1 (de) 1973-08-30
FR2172537A5 (enExample) 1973-09-28
CH562539A5 (enExample) 1975-05-30
US3835258A (en) 1974-09-10
ES411687A1 (es) 1976-01-01
CA971689A (en) 1975-07-22

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