CH600708A5 - - Google Patents

Info

Publication number
CH600708A5
CH600708A5 CH1198575A CH1198575A CH600708A5 CH 600708 A5 CH600708 A5 CH 600708A5 CH 1198575 A CH1198575 A CH 1198575A CH 1198575 A CH1198575 A CH 1198575A CH 600708 A5 CH600708 A5 CH 600708A5
Authority
CH
Switzerland
Application number
CH1198575A
Inventor
Eduard 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 CH600708A5 publication Critical patent/CH600708A5/xx

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)
CH1198575A 1974-09-20 1975-09-16 CH600708A5 (enEXAMPLES)

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 (1)

Publication Number Publication Date
CH600708A5 true CH600708A5 (enEXAMPLES) 1978-06-30

Family

ID=5926377

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1198575A CH600708A5 (enEXAMPLES) 1974-09-20 1975-09-16

Country Status (10)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017835A1 (de) * 1979-04-17 1980-10-29 Siemens Nixdorf Informationssysteme Aktiengesellschaft Schaltungsanordnung zur Steuerung der Übertragung von Digital-Signalen, insbesondere PCM-Signalen, zwischen Anschlussstellen eines Zeitmultiplex-Fernmeldenetzes, insbesondere PCM-Zeitmultiplex-Fernmeldenetzes

Families Citing this family (12)

* 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
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
EP0194673B1 (en) * 1985-03-12 1992-12-02 Honda Giken Kogyo Kabushiki Kaisha 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
US3835259A (en) * 1973-03-22 1974-09-10 Bell Telephone Labor Inc Time division conference hybrid circuit
US3828146A (en) * 1973-03-22 1974-08-06 Bell Telephone Labor Inc Time division conference hybrid circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017835A1 (de) * 1979-04-17 1980-10-29 Siemens Nixdorf Informationssysteme Aktiengesellschaft Schaltungsanordnung zur Steuerung der Übertragung von Digital-Signalen, insbesondere PCM-Signalen, zwischen Anschlussstellen eines Zeitmultiplex-Fernmeldenetzes, insbesondere PCM-Zeitmultiplex-Fernmeldenetzes

Also Published As

Publication number Publication date
SE403237B (sv) 1978-07-31
NL7510671A (nl) 1976-03-23
BE833623A (fr) 1976-03-19
US4049921A (en) 1977-09-20
DE2445129A1 (de) 1976-04-01
IT1042640B (it) 1980-01-30
DE2445129B2 (de) 1977-03-03
ATA573875A (de) 1977-11-15
SE7510542L (sv) 1976-05-21
AT344256B (de) 1978-07-10
GB1514328A (en) 1978-06-14
FR2285767A1 (fr) 1976-04-16

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased