FR2309086B1 - - Google Patents

Info

Publication number: FR2309086B1
Authority: FR; France
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

FR7612173A

Other languages

Other versions

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.)

Nortel Networks Ltd

Original Assignee

Northern Telecom Ltd

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.)

1975-04-23

Filing date

1976-04-23

Publication date

1982-08-20

1976-04-23 Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd

1976-11-19 Publication of FR2309086A1 publication Critical patent/FR2309086A1/fr

1982-08-20 Application granted granted Critical

1982-08-20 Publication of FR2309086B1 publication Critical patent/FR2309086B1/fr

Status Granted legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
- 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)
Multimedia (AREA)
Signal Processing (AREA)
Time-Division Multiplex Systems (AREA)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Synchronisation In Digital Transmission Systems (AREA)

FR7612173A 1975-04-23 1976-04-23 Procede et appareil pour etablir plusieurs multi-conversations simultanees dans un dispositif de commutation mic Granted FR2309086A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA225,276A CA1027265A (en)	1975-04-23	1975-04-23	Method and apparatus for establishing a plurality of simultaneous conferences in a pcm switching system

Publications (2)

Publication Number	Publication Date
FR2309086A1 FR2309086A1 (fr)	1976-11-19
FR2309086B1 true FR2309086B1 (de)	1982-08-20

Family

ID=4102890

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7612173A Granted FR2309086A1 (fr)	1975-04-23	1976-04-23	Procede et appareil pour etablir plusieurs multi-conversations simultanees dans un dispositif de commutation mic

Country Status (13)

Country	Link
JP (1)	JPS5916459B2 (de)
BE (1)	BE841099A (de)
CA (1)	CA1027265A (de)
DE (1)	DE2617344C2 (de)
DK (1)	DK156866C (de)
ES (1)	ES447276A1 (de)
FR (1)	FR2309086A1 (de)
GB (1)	GB1529106A (de)
IE (1)	IE43367B1 (de)
IT (1)	IT1059227B (de)
NL (1)	NL7604258A (de)
NO (1)	NO761343L (de)
SE (1)	SE420556B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4112258A (en) *	1977-10-12	1978-09-05	Bell Telephone Laboratories, Incorporated	Communication system using intelligent network processor
FR2470495B1 (fr) *	1979-11-21	1988-06-24	Int Standard Electric Corp	Systeme de commutation numerique de telecommunications capable d'etablir des connexions multilaterales de teleconference et de diffusion selective d'informations ou de signaux
FR2475328B1 (fr) *	1979-11-21	1988-06-24	Int Standard Electric Corp	Systeme de commutation numerique de telecommunications, equipe de moyens de connexion en conference d'un ou plusieurs groupes de terminaux
DE3005739C2 (de) *	1980-02-15	1988-11-10	Nixdorf Computer Ag, 4790 Paderborn	Verfahren zur Steuerung der Übertragung von PCM-Signalen zwischen Anschlußstellen eines PCM-Zeitmultiplex-Fernmeldenetzes in einem Konferenzbetrieb und Schaltungsanordnung zur Druchführung des Verfahrens
US4408323A (en)	1981-06-29	1983-10-04	Bell Telephone Laboratories, Incorporated	Processor facilities for integrated packet and voice switching
DE3147492A1 (de) *	1981-12-01	1983-06-09	Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt	Schaltungsanordnung zum herstellen von konferenzverbindungen in digital nach dem pcm-verfahren durchschaltenden fernmelde-, insbesondere fernsprechvermittlungsanlagen
US4430734A (en) *	1981-12-14	1984-02-07	Bell Telephone Laboratories, Incorporated	Demultiplexer circuit
US4485469A (en) *	1982-08-30	1984-11-27	At&T Bell Laboratories	Time slot interchanger
FR2533784B1 (fr) *	1982-09-28	1989-06-30	Thomson Csf Mat Tel	Dispositif de conferences multiples pour autocommutateur temporel mic avec reseau de connexion
GB2128448B (en) *	1982-10-08	1985-11-13	Standard Telephones Cables Ltd	Telephone exchange conference circuit
GB8301323D0 (en) *	1983-01-18	1983-02-16	Plessey Co Plc	Conference bridge
GB2134751B (en) *	1983-01-18	1986-07-30	Plessey Co Plc	Conference bridge
GB8324058D0 (en) *	1983-09-08	1983-10-12	Plessey Co Plc	Conference bridge circuit arrangement
JPS60253361A (ja) *	1984-05-30	1985-12-14	Fujitsu Ltd	会議通話機能を有する交換システム
JPS6190564A (ja) *	1984-10-11	1986-05-08	Iwatsu Electric Co Ltd	会議通話方式
JPS61123800U (de) *	1985-01-21	1986-08-04

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1547633A (fr) *	1967-10-16	1968-11-29	Labo Cent Telecommunicat	Circuit d'addition de nombres binaires provenant du codage non linéaire de signaux
US3551600A (en) *	1968-02-23	1970-12-29	Stromberg Carlson Corp	High capacity,high side-tone suppression,4-wire conference circuit
FR1602502A (de) *	1968-04-11	1970-12-21
US3604855A (en) *	1970-01-02	1971-09-14	Stromberg Carlson Corp	Digital conference circuit for pcm signalling system
DE2048198C2 (de) *	1970-09-30	1975-10-09	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Schaltungsanordnung zur Herstellung von Konferenzverbindungen in einer PCM-Fernmelde-, insbesondere Fernsprechvermittlungsstelle

1975
- 1975-04-23 CA CA225,276A patent/CA1027265A/en not_active Expired
1976
- 1976-04-02 GB GB13469/76A patent/GB1529106A/en not_active Expired
- 1976-04-20 IT IT22482/76A patent/IT1059227B/it active
- 1976-04-21 DE DE2617344A patent/DE2617344C2/de not_active Expired
- 1976-04-21 JP JP51044518A patent/JPS5916459B2/ja not_active Expired
- 1976-04-21 NO NO761343A patent/NO761343L/no unknown
- 1976-04-22 IE IE854/76A patent/IE43367B1/en unknown
- 1976-04-22 DK DK181676A patent/DK156866C/da not_active IP Right Cessation
- 1976-04-22 NL NL7604258A patent/NL7604258A/xx not_active Application Discontinuation
- 1976-04-23 BE BE166445A patent/BE841099A/xx unknown
- 1976-04-23 SE SE7604727A patent/SE420556B/xx not_active IP Right Cessation
- 1976-04-23 FR FR7612173A patent/FR2309086A1/fr active Granted
- 1976-04-23 ES ES447276A patent/ES447276A1/es not_active Expired

Also Published As

Publication number	Publication date
SE7604727L (sv)	1976-10-24
CA1027265A (en)	1978-02-28
IE43367L (en)	1976-10-23
GB1529106A (en)	1978-10-18
FR2309086A1 (fr)	1976-11-19
DK156866B (da)	1989-10-09
DE2617344C2 (de)	1986-07-17
NO761343L (de)	1976-10-26
DE2617344A1 (de)	1976-11-04
IT1059227B (it)	1982-05-31
NL7604258A (nl)	1976-10-26
DK181676A (da)	1976-10-24
DK156866C (da)	1990-02-26
JPS5916459B2 (ja)	1984-04-16
SE420556B (sv)	1981-10-12
BE841099A (fr)	1976-08-16
IE43367B1 (en)	1981-02-11
ES447276A1 (es)	1977-07-01
JPS51135405A (en)	1976-11-24

Publication	Publication Date	Title
FR2328152B1 (de)	1982-05-28
FR2309086B1 (de)	1982-08-20
FR2347086B2 (de)	1982-12-17
IN143077B (de)	1977-09-24
FR2334036B1 (de)	1980-11-07
JPS5250180U (de)	1977-04-09
JPS5634700B2 (de)	1981-08-12
JPS5248620U (de)	1977-04-06
JPS51127279U (de)	1976-10-14
JPS5537922Y2 (de)	1980-09-05
JPS5431750B2 (de)	1979-10-09
JPS5513651B2 (de)	1980-04-10
JPS5614206B2 (de)	1981-04-02
JPS5278822U (de)	1977-06-13
JPS51119981U (de)	1976-09-29
JPS51134936U (de)	1976-10-30
JPS51137055U (de)	1976-11-05
DK549975A (de)	1977-06-06
CH605091A5 (de)	1978-09-29
CH602307A5 (de)	1978-07-31
CH587176A5 (de)	1977-04-29
CH606651A5 (de)	1978-11-15
CH605265A5 (de)	1978-09-29
CH605232A5 (de)	1978-09-29
CH605382A5 (de)	1978-09-29