BE841556A - MULTIPLE CONNECTION DEVICE FOR TIME-DISTRIBUTED DIGITAL SWITCHING CENTER - Google Patents

MULTIPLE CONNECTION DEVICE FOR TIME-DISTRIBUTED DIGITAL SWITCHING CENTER

Info

Publication number
BE841556A
BE841556A BE2055012A BE2055012A BE841556A BE 841556 A BE841556 A BE 841556A BE 2055012 A BE2055012 A BE 2055012A BE 2055012 A BE2055012 A BE 2055012A BE 841556 A BE841556 A BE 841556A
Authority
BE
Belgium
Prior art keywords
time
connection device
switching center
multiple connection
digital switching
Prior art date
Application number
BE2055012A
Other languages
French (fr)
Inventor
M A R Henrion
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 BE841556A publication Critical patent/BE841556A/en

Links

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
BE2055012A 1975-05-07 1976-05-07 MULTIPLE CONNECTION DEVICE FOR TIME-DISTRIBUTED DIGITAL SWITCHING CENTER BE841556A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7514401A FR2310669A1 (en) 1975-05-07 1975-05-07 MULTIPLE CONNECTION DEVICE FOR TIME-DISTRIBUTED DIGITAL SWITCHING CENTER

Publications (1)

Publication Number Publication Date
BE841556A true BE841556A (en) 1976-11-08

Family

ID=9154999

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2055012A BE841556A (en) 1975-05-07 1976-05-07 MULTIPLE CONNECTION DEVICE FOR TIME-DISTRIBUTED DIGITAL SWITCHING CENTER

Country Status (5)

Country Link
BE (1) BE841556A (en)
CH (1) CH615307A5 (en)
DE (1) DE2619555C2 (en)
FR (1) FR2310669A1 (en)
GB (1) GB1498316A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298977A (en) * 1979-09-10 1981-11-03 Bell Telephone Laboratories, Incorporated Broadcast and alternate message time slot interchanger
FR2470495B1 (en) * 1979-11-21 1988-06-24 Int Standard Electric Corp DIGITAL TELECOMMUNICATIONS SWITCHING SYSTEM CAPABLE OF ESTABLISHING MULTILATERAL TELECONFERENCE AND SELECTIVE INFORMATION OR SIGNAL BROADCAST CONNECTIONS
EP0035230B1 (en) * 1980-02-29 1985-06-12 International Business Machines Corporation Time division multiple access broadcasting, multipoint, and conferencing communication apparatus and method
GB2128448B (en) * 1982-10-08 1985-11-13 Standard Telephones Cables Ltd Telephone exchange conference circuit
GB2134751B (en) * 1983-01-18 1986-07-30 Plessey Co Plc Conference bridge
GB8301323D0 (en) * 1983-01-18 1983-02-16 Plessey Co Plc Conference bridge
GB8324058D0 (en) * 1983-09-08 1983-10-12 Plessey Co Plc Conference bridge circuit arrangement
US4570258A (en) * 1984-02-13 1986-02-11 Wang Laboratories, Inc. Exchange switch

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3551600A (en) * 1968-02-23 1970-12-29 Stromberg Carlson Corp High capacity,high side-tone suppression,4-wire conference circuit
DE2041605C3 (en) * 1970-08-21 1980-04-24 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Method for the establishment of inquiry calls in time-division multiplex switching equipment

Also Published As

Publication number Publication date
FR2310669A1 (en) 1976-12-03
DE2619555A1 (en) 1976-11-25
GB1498316A (en) 1978-01-18
FR2310669B1 (en) 1981-06-19
DE2619555C2 (en) 1984-10-11
CH615307A5 (en) 1980-01-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INTERNATIONAL STANDARD ELECTRIC CORP.

Effective date: 19840507