NL6907743A - - Google Patents

Info

Publication number
NL6907743A
NL6907743A NL6907743A NL6907743A NL6907743A NL 6907743 A NL6907743 A NL 6907743A NL 6907743 A NL6907743 A NL 6907743A NL 6907743 A NL6907743 A NL 6907743A NL 6907743 A NL6907743 A NL 6907743A
Authority
NL
Netherlands
Application number
NL6907743A
Other versions
NL167565B (nl
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 filed Critical
Publication of NL6907743A publication Critical patent/NL6907743A/xx
Publication of NL167565B publication Critical patent/NL167565B/xx

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
NL6907743.A 1968-05-30 1969-05-20 Wek- en toongenerator voor een tijdmultiplex-telefoon- centrale. NL167565B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1712068 1968-05-30

Publications (2)

Publication Number Publication Date
NL6907743A true NL6907743A (cs) 1969-12-02
NL167565B NL167565B (nl) 1981-07-16

Family

ID=11149885

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6907743.A NL167565B (nl) 1968-05-30 1969-05-20 Wek- en toongenerator voor een tijdmultiplex-telefoon- centrale.

Country Status (9)

Country Link
US (1) US3588366A (cs)
AT (1) AT297809B (cs)
BE (1) BE730212A (cs)
CH (1) CH510360A (cs)
DE (1) DE1927683C3 (cs)
FR (1) FR2009623A1 (cs)
GB (1) GB1272992A (cs)
NL (1) NL167565B (cs)
SE (1) SE336157B (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706855A (en) * 1970-10-02 1972-12-19 Gte Automatic Electric Lab Inc Generator for digital pulse signals representative of analog signal pairs
JPS52130219A (en) * 1976-04-24 1977-11-01 Fujitsu Ltd Transmission control system for call signal
AT358105B (de) * 1977-08-17 1980-08-25 Siemens Ag Oesterreich Hoerzeichen-anschalteeinrichtung fuer zentral- gesteuerte fernsprechvermittlungseinrichtungen
DE2819119C3 (de) * 1978-04-29 1980-10-30 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung für zeitmultiplex digital durchschaltende Fernmelde-, insbesondere Fernsprechvermittlungsanlagen
IT1209311B (it) * 1980-02-29 1989-07-16 Sits Soc It Telecom Siemens Generatore di toni per centrali telefoniche a divisione di tempo.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL249544A (cs) * 1959-03-31
DE1180794B (de) * 1960-06-10 1964-11-05 Siemens Ag Zeitmultiplex-Fernsprechvermittlungssystem
US3443033A (en) * 1963-10-31 1969-05-06 Bell Telephone Labor Inc Ringing arrangement for time division telephone systems

Also Published As

Publication number Publication date
DE1927683A1 (de) 1969-12-04
US3588366A (en) 1971-06-28
SE336157B (cs) 1971-06-28
BE730212A (cs) 1969-09-01
FR2009623A1 (cs) 1970-02-06
GB1272992A (en) 1972-05-03
NL167565B (nl) 1981-07-16
AT297809B (de) 1972-04-10
DE1927683B2 (de) 1977-07-14
CH510360A (it) 1971-07-15
DE1927683C3 (de) 1981-03-26

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee