NO843557L - Konferansebro-krets - Google Patents

Konferansebro-krets

Info

Publication number
NO843557L
NO843557L NO843557A NO843557A NO843557L NO 843557 L NO843557 L NO 843557L NO 843557 A NO843557 A NO 843557A NO 843557 A NO843557 A NO 843557A NO 843557 L NO843557 L NO 843557L
Authority
NO
Norway
Prior art keywords
signals
bridge circuit
conference bridge
telephone sets
circuit according
Prior art date
Application number
NO843557A
Other languages
English (en)
Norwegian (no)
Inventor
Russell Winsor
Original Assignee
Plessey Overseas
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 Plessey Overseas filed Critical Plessey Overseas
Publication of NO843557L publication Critical patent/NO843557L/no

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephonic Communication Services (AREA)
NO843557A 1983-09-08 1984-09-07 Konferansebro-krets NO843557L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838324058A GB8324058D0 (en) 1983-09-08 1983-09-08 Conference bridge circuit arrangement

Publications (1)

Publication Number Publication Date
NO843557L true NO843557L (no) 1985-03-11

Family

ID=10548475

Family Applications (1)

Application Number Title Priority Date Filing Date
NO843557A NO843557L (no) 1983-09-08 1984-09-07 Konferansebro-krets

Country Status (7)

Country Link
EP (1) EP0135383A2 (da)
JP (1) JPS60150374A (da)
KR (1) KR850002723A (da)
AU (1) AU3285784A (da)
DK (1) DK429984A (da)
GB (2) GB8324058D0 (da)
NO (1) NO843557L (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178879A (en) * 1985-08-09 1987-02-18 Plessey Co Plc Signal conversion circuits
CA1236906A (en) * 1985-10-02 1988-05-17 Northern Telecom Limited Conference circuits and methods of operating them
FR2623677B1 (fr) * 1987-11-20 1993-05-28 Prescom Sarl Circuit de mise en conferences d'une pluralite de participants dans des systemes de telecommunications
US5034947A (en) * 1990-03-06 1991-07-23 Confertech International Whisper circuit for a conference call bridge including talker nulling and method therefor
US5054021A (en) * 1990-03-06 1991-10-01 Confertech International, Inc. Circuit for nulling the talker's speech in a conference call and method thereof
KR960705440A (ko) * 1994-08-04 1996-10-09 존 엠. 클락 3세 음성 압축을 사용하는 통신 시스템에서의 회의 통화를 수행하는 시스템 및 방법(system and method for conducting conference calls in a communication system utilizing voice compression)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB1458032A (en) * 1973-02-05 1976-12-08 Gen Electric Co Ltd Conference circuits for use in telecommunications systems
CA1027265A (en) * 1975-04-23 1978-02-28 Alan S.J. Chapman Method and apparatus for establishing a plurality of simultaneous conferences in a pcm switching system
FR2310669A1 (fr) * 1975-05-07 1976-12-03 Labo Cent Telecommunicat Dispositif de connexions multiples pour centre de commutation numerique a repartition temporelle
CA1151327A (en) * 1981-06-08 1983-08-02 Ernst A. Munter Digital conference circuit and method
US4430734A (en) * 1981-12-14 1984-02-07 Bell Telephone Laboratories, Incorporated Demultiplexer circuit
NL8201058A (nl) * 1982-03-15 1983-10-03 Philips Nv Werkwijze en inrichting voor het tot stand brengen van een conferentieverbinding in een tdm communicatiestelsel.

Also Published As

Publication number Publication date
KR850002723A (ko) 1985-05-15
JPS60150374A (ja) 1985-08-08
AU3285784A (en) 1985-03-14
EP0135383A2 (en) 1985-03-27
DK429984A (da) 1985-03-09
DK429984D0 (da) 1984-09-07
GB8324058D0 (en) 1983-10-12
GB8421850D0 (en) 1984-10-03
GB2146506A (en) 1985-04-17

Similar Documents

Publication Publication Date Title
US4377859A (en) Time slot interchanger and control processor apparatus for use in a telephone switching network
US4093823A (en) Statistical multiplexing system for computer communications
US4701913A (en) Circuit and method for extracting signalling information embedded in channelized serial data streams
EP0121291B1 (en) Method of and apparatus for voice communication storage and forwarding with simultaneous access to multiple users
JPH0120829B2 (da)
JPS60501681A (ja) 時分割交換システム用制御情報通信装置
US4109111A (en) Method and apparatus for establishing conference calls in a time division multiplex pulse code modulation switching system
DK156319B (da) Multiport digitalt koblingselement
GB2176973A (en) Improvements in or relating to telecommunications exchanges
JPS6477249A (en) Hybrid type time-sharing multiple switching apparatus
JPS598120B2 (ja) デイジタルスイツチング装置
NO151345B (no) Tidsposisjonsmultippel for et tidsmultiplekssystem til gjennomkobling av digitale, saerlig deltamodulerte informasjonssignaler
US4367549A (en) Method and apparatus for multiplexing a data signal and secondary signals
US4736362A (en) Programmable data-routing multiplexer
EP0135383A2 (en) Conference bridge circuit arrangements
JPS59501439A (ja) デマルチプレクサ回路
KR960705423A (ko) 신호수신 및 전송장치(a signal receiving and a signal transmitting unit)
US6507579B1 (en) Digital switch rate conversion
EP1636951B1 (en) System and method for reformatting data
KR830008576A (ko) 모듀울 전송통신을 위한 인터페이스 장치
JPS6297494A (ja) バ−ストスイツチング通信システム用リンクスイツチ
SE461432B (sv) Tidsmultiplexkopplingssystem med utrustning foer testning av ledig tidsluckevaeg
JP2773757B2 (ja) Ａｔｍセル多重装置
SU636676A1 (ru) Устройство дл управлени блоками пам ти
KR0155718B1 (ko) 동기 데이타 발생장치