SE7510542L - Sett att sammankoppla minst tre abonnenter i en tidsmultiplexformedlingsanleggning, serskilt pcm-telefonvexel - Google Patents

Sett att sammankoppla minst tre abonnenter i en tidsmultiplexformedlingsanleggning, serskilt pcm-telefonvexel

Info

Publication number
SE7510542L
SE7510542L SE7510542A SE7510542A SE7510542L SE 7510542 L SE7510542 L SE 7510542L SE 7510542 A SE7510542 A SE 7510542A SE 7510542 A SE7510542 A SE 7510542A SE 7510542 L SE7510542 L SE 7510542L
Authority
SE
Sweden
Prior art keywords
subscribers
connect
way
communication system
telephone exchange
Prior art date
Application number
SE7510542A
Other languages
English (en)
Other versions
SE403237B (sv
Inventor
E Zwack
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of SE7510542L publication Critical patent/SE7510542L/sv
Publication of SE403237B publication Critical patent/SE403237B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H04M9/022—Multiplex systems
    • H04M9/025—Time division multiplex systems, e.g. loop systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
SE7510542A 1974-09-20 1975-09-19 Sett att sammankoppla minst tre abonnenter i en tidsmultiplexformedlingsanleggning, serskilt en pcm-telefonvexel SE403237B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742445129 DE2445129B2 (de) 1974-09-20 1974-09-20 Verfahren zum verbinden wenigstens dreier teilnehmer einer zeitmultiplexfernmelde-, insbesondere pcm-fernsprechvermittlungsanlage

Publications (2)

Publication Number Publication Date
SE7510542L true SE7510542L (sv) 1976-05-21
SE403237B SE403237B (sv) 1978-07-31

Family

ID=5926377

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7510542A SE403237B (sv) 1974-09-20 1975-09-19 Sett att sammankoppla minst tre abonnenter i en tidsmultiplexformedlingsanleggning, serskilt en pcm-telefonvexel

Country Status (10)

Country Link
US (1) US4049921A (sv)
AT (1) AT344256B (sv)
BE (1) BE833623A (sv)
CH (1) CH600708A5 (sv)
DE (1) DE2445129B2 (sv)
FR (1) FR2285767A1 (sv)
GB (1) GB1514328A (sv)
IT (1) IT1042640B (sv)
NL (1) NL7510671A (sv)
SE (1) SE403237B (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109111A (en) * 1977-08-23 1978-08-22 Digital Switch Corporation Method and apparatus for establishing conference calls in a time division multiplex pulse code modulation switching system
US4225956A (en) * 1978-08-28 1980-09-30 E-Systems, Inc. Multiplex conference bridge
DE2915488C2 (de) * 1979-04-17 1982-05-19 Nixdorf Computer Ag, 4790 Paderborn Schaltungsanordnung zur Steuerung der Übertragung von Digital-Signalen, insbesondere PCM-Signalen, zwischen Anschlußstellen eines Zeitmultiplex-Fernmeldenetzes, insbesondere PCM-Zeitmultiplex-Fernmeldenetzes
US4288871A (en) * 1979-11-05 1981-09-08 Bell Telephone Laboratories, Incorporated Digital loop conferencing signal correction arrangement
US4300231A (en) * 1979-12-31 1981-11-10 Bell Telephone Laboratories, Incorporated Digital system error correction arrangement
DE3005162A1 (de) * 1980-02-12 1981-08-20 Siemens AG, 1000 Berlin und 8000 München Verfahren zur einspeisung von hoertoenen in konferenzverbindungen
US4416007A (en) * 1981-11-20 1983-11-15 Bell Telephone Laboratories, Incorporated Digital conferencing method and arrangement
US4430734A (en) * 1981-12-14 1984-02-07 Bell Telephone Laboratories, Incorporated Demultiplexer circuit
US4432087A (en) * 1982-08-16 1984-02-14 Bell Telephone Laboratories, Incorporated Demultiplexer circuit
CA1261022A (en) * 1985-03-12 1989-09-26 Harutada Ohya Multiplex transmission system
SE449152B (sv) * 1986-03-19 1987-04-06 Paul Gosta Wilhelm Rosen Kommunikationsanleggning innefattande ett flertal enheter vilka kan uppretthalla en konferenskoppling
US5191593A (en) * 1991-05-31 1993-03-02 Motorola, Inc. Conference call feature for spread spectrum cordless telephone
US7903589B2 (en) * 2009-02-26 2011-03-08 Embarq Holdings Company Llc System and method for providing caller identification for a TDM conference call

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1187488A (en) * 1967-10-25 1970-04-08 Int Standard Electric Corp Telecommunication System
US3551600A (en) * 1968-02-23 1970-12-29 Stromberg Carlson Corp High capacity,high side-tone suppression,4-wire conference circuit
GB1458032A (en) * 1973-02-05 1976-12-08 Gen Electric Co Ltd Conference circuits for use in telecommunications systems
US3828146A (en) * 1973-03-22 1974-08-06 Bell Telephone Labor Inc Time division conference hybrid circuit
US3835259A (en) * 1973-03-22 1974-09-10 Bell Telephone Labor Inc Time division conference hybrid circuit

Also Published As

Publication number Publication date
SE403237B (sv) 1978-07-31
CH600708A5 (sv) 1978-06-30
BE833623A (fr) 1976-03-19
DE2445129A1 (de) 1976-04-01
IT1042640B (it) 1980-01-30
NL7510671A (nl) 1976-03-23
US4049921A (en) 1977-09-20
ATA573875A (de) 1977-11-15
GB1514328A (en) 1978-06-14
DE2445129B2 (de) 1977-03-03
FR2285767A1 (fr) 1976-04-16
AT344256B (de) 1978-07-10

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