ES434065A1 - Un dispositivo de telefonia electronica con conmutacion temporal. - Google Patents

Un dispositivo de telefonia electronica con conmutacion temporal.

Info

Publication number
ES434065A1
ES434065A1 ES434065A ES434065A ES434065A1 ES 434065 A1 ES434065 A1 ES 434065A1 ES 434065 A ES434065 A ES 434065A ES 434065 A ES434065 A ES 434065A ES 434065 A1 ES434065 A1 ES 434065A1
Authority
ES
Spain
Prior art keywords
telephone system
time switching
electronic time
switching telephone
operator
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
Application number
ES434065A
Other languages
English (en)
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.)
Jeumont Schneider SA
Original Assignee
Jeumont Schneider SA
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 Jeumont Schneider SA filed Critical Jeumont Schneider SA
Publication of ES434065A1 publication Critical patent/ES434065A1/es
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Interface Circuits In Exchanges (AREA)
ES434065A 1974-01-25 1975-01-23 Un dispositivo de telefonia electronica con conmutacion temporal. Expired ES434065A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7402478A FR2259498B1 (es) 1974-01-25 1974-01-25

Publications (1)

Publication Number Publication Date
ES434065A1 true ES434065A1 (es) 1976-12-16

Family

ID=9133968

Family Applications (1)

Application Number Title Priority Date Filing Date
ES434065A Expired ES434065A1 (es) 1974-01-25 1975-01-23 Un dispositivo de telefonia electronica con conmutacion temporal.

Country Status (21)

Country Link
US (1) US3976841A (es)
JP (1) JPS598977B2 (es)
AR (1) AR206804A1 (es)
AT (1) AT341589B (es)
BE (1) BE824673A (es)
BR (1) BR7500460A (es)
CA (1) CA1044789A (es)
CH (1) CH600710A5 (es)
DD (1) DD118215A5 (es)
DE (1) DE2502719C3 (es)
ES (1) ES434065A1 (es)
FR (1) FR2259498B1 (es)
GB (1) GB1499725A (es)
HK (1) HK59978A (es)
IT (1) IT1026431B (es)
LU (1) LU71704A1 (es)
NL (1) NL185437C (es)
OA (1) OA04887A (es)
SE (1) SE406849B (es)
SU (1) SU1122244A3 (es)
ZA (1) ZA75400B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2837849C2 (de) * 1978-08-30 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Aufschalten eines Anrufes auf eine gerade ankommenden Rufstrom empfangende Teilnehmerstelle in einer zentralgesteuerten Fernsprechvermittlungsanlage, insbesondere Fernsprechnebenstellenanlage
JPS5923667B2 (ja) * 1978-09-08 1984-06-04 ケイディディ株式会社 扱者介入呼処理方式
DE2907194C2 (de) * 1979-02-23 1985-08-22 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für Fernsprech- und Fernsprechnebenstellenanlagen mit Auswertung von aus einer Gegenanlage eintreffenden Sonderkennzeichen (Trennen durch Fernamt)
DE2907169C2 (de) * 1979-02-23 1985-09-05 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für Fernsprech- und Fernsprechnebenstellenanlagen mit Auswertung von aus einer Gegenanlage eintreffenden Sonderkennzeichen (Aufschalten Fernamt)
US4317007A (en) * 1979-03-23 1982-02-23 Small World Exchange, Inc. Telephone-conferencing method and apparatus with monitor-only access
US4317960A (en) * 1979-03-23 1982-03-02 Small World Exchange, Inc. Telephone-conferencing and inquiry-handling apparatus and method
WO1980002095A1 (en) * 1979-03-23 1980-10-02 Small World Exchange Inc Telephone-conferencing apparatus and method
US4317961A (en) * 1979-03-23 1982-03-02 Small World Exchange, Inc. Telephone-conferencing apparatus and method
US4399532A (en) * 1981-08-12 1983-08-16 Western Electric Company, Inc. Methods of and systems for monitoring a first call connection while effecting the establishment of a second call connection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3435150A (en) * 1965-12-03 1969-03-25 Bell Telephone Labor Inc Private branch exchange system having data transmission lines and means for preventing application of tones thereto
US3769461A (en) * 1972-08-03 1973-10-30 Bell Telephone Labor Inc Time division switching system bridging circuit
US3828146A (en) * 1973-03-22 1974-08-06 Bell Telephone Labor Inc Time division conference hybrid circuit

Also Published As

Publication number Publication date
OA04887A (fr) 1980-10-31
GB1499725A (en) 1978-02-01
AU7752975A (en) 1976-07-22
AT341589B (de) 1978-02-10
DE2502719B2 (de) 1978-04-20
ZA75400B (en) 1976-01-28
DE2502719A1 (de) 1975-08-14
JPS50115705A (es) 1975-09-10
JPS598977B2 (ja) 1984-02-28
FR2259498A1 (es) 1975-08-22
SE7500770L (es) 1975-07-28
IT1026431B (it) 1978-09-20
CA1044789A (fr) 1978-12-19
ATA38075A (de) 1977-06-15
LU71704A1 (es) 1975-06-24
AR206804A1 (es) 1976-08-23
HK59978A (en) 1978-10-20
DE2502719C3 (de) 1978-12-07
SE406849B (sv) 1979-02-26
NL185437C (nl) 1990-04-02
NL185437B (nl) 1989-11-01
BE824673A (fr) 1975-05-15
NL7500670A (nl) 1975-07-29
SU1122244A3 (ru) 1984-10-30
FR2259498B1 (es) 1978-06-02
US3976841A (en) 1976-08-24
DD118215A5 (es) 1976-02-12
CH600710A5 (es) 1978-06-30
BR7500460A (pt) 1975-11-04

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