BR7908361A - Comutador telefonico - Google Patents

Comutador telefonico

Info

Publication number
BR7908361A
BR7908361A BR7908361A BR7908361A BR7908361A BR 7908361 A BR7908361 A BR 7908361A BR 7908361 A BR7908361 A BR 7908361A BR 7908361 A BR7908361 A BR 7908361A BR 7908361 A BR7908361 A BR 7908361A
Authority
BR
Brazil
Prior art keywords
telephone switch
telephone
switch
Prior art date
Application number
BR7908361A
Other languages
English (en)
Inventor
Sbuelz Anes
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of BR7908361A publication Critical patent/BR7908361A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/20—Time-division multiplex systems using resonant transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
BR7908361A 1978-12-22 1979-12-20 Comutador telefonico BR7908361A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7831257A IT7831257A0 (it) 1978-12-22 1978-12-22 Interruttore fonico per centrali telefoniche di commutazione a divisione di tempo.

Publications (1)

Publication Number Publication Date
BR7908361A true BR7908361A (pt) 1980-08-26

Family

ID=11233347

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7908361A BR7908361A (pt) 1978-12-22 1979-12-20 Comutador telefonico

Country Status (10)

Country Link
US (1) US4285057A (pt)
JP (1) JPS5590175A (pt)
AR (1) AR219022A1 (pt)
BR (1) BR7908361A (pt)
DE (1) DE2951523A1 (pt)
FR (1) FR2445076A1 (pt)
GB (1) GB2049355B (pt)
IT (1) IT7831257A0 (pt)
SE (1) SE7910422L (pt)
TR (1) TR20905A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4629905A (en) * 1985-07-01 1986-12-16 Siemens Aktiengesellschaft Circuit arrangement comprising two feed circuits connectable to a load having mutually opposite poling
US5029168A (en) * 1989-02-27 1991-07-02 Acer Incorporated Multiplexing communication card and scanning method for run-in testing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1903607B1 (de) * 1969-01-24 1970-07-23 Siemens Ag Schaltungsanordnung fuer eine Zeitmultiplex-Vermittlungsanlage,insbesondere fuer PCM-Zeitmultiplex-Fernmeldesystem
US3621288A (en) * 1969-09-11 1971-11-16 Xerox Corp Multichannel switching system with unity-gain isolation amplifier operatively connected between the selected channel and remaining open channels
IT1009540B (it) * 1974-01-04 1976-12-20 Sits Soc It Telecom Siemens Interruttore con stadio separatore di tipo elettronico completamente integrato
IT1014576B (it) * 1974-04-08 1977-04-30 Sits Soc It Telecom Siemens Rete di connessione per sistemi trasmissivi a divisione di tempo

Also Published As

Publication number Publication date
IT7831257A0 (it) 1978-12-22
FR2445076A1 (fr) 1980-07-18
GB2049355A (en) 1980-12-17
US4285057A (en) 1981-08-18
JPS5590175A (en) 1980-07-08
SE7910422L (sv) 1980-06-23
DE2951523A1 (de) 1980-07-10
GB2049355B (en) 1983-02-16
AR219022A1 (es) 1980-07-15
TR20905A (tr) 1982-12-24

Similar Documents

Publication Publication Date Title
PL214441A1 (pl) Przelacznik elektryczny
NO151725C (no) Elektrisk beskyttelsesbryter.
IT1123106B (it) Commutatore a cinetismo
PL213695A1 (pl) Przelacznik polprzewodnikowy
DK523179A (da) Telefonapparat
BR7900996A (pt) Aparelho telefonico
FI792480A7 (fi) Aoterstaengbar korsbottensaeck
DK480378A (da) Telefon
NO148796C (no) Bryterelement
FI790571A7 (fi) Elektrisk omkopplare
FI790572A7 (fi) Elektrisk omkopplare
AT383929B (de) Indirekt gesteuerte fernsprechvermittlungsanlage
PL213481A1 (pl) Przelacznik elektryczny
BR7900997A (pt) Monofone telefonico
AT364512B (de) Schaltisch
DK109679A (da) Elektrisk omskifter
FI790879A7 (fi) Ringslagningsanordning
ES246552Y (es) Conmutador telefonico
IT1103994B (it) Apparecchio telefonico
BR7902272A (pt) Aparelho telefonico
BR7804517A (pt) Comutador
SE7800640L (sv) Brytare
IT7947693A0 (it) Dispositivo di commutazione
IT1116059B (it) Complesso ruttore
PL207601A1 (pl) Wylacznik szybki