ATE177274T1 - Verfahren und system zum kombinieren von signalen in einer fernsprechkonferenzschaltung - Google Patents

Verfahren und system zum kombinieren von signalen in einer fernsprechkonferenzschaltung

Info

Publication number
ATE177274T1
ATE177274T1 AT92911257T AT92911257T ATE177274T1 AT E177274 T1 ATE177274 T1 AT E177274T1 AT 92911257 T AT92911257 T AT 92911257T AT 92911257 T AT92911257 T AT 92911257T AT E177274 T1 ATE177274 T1 AT E177274T1
Authority
AT
Austria
Prior art keywords
conference
signals
combining
adders
telephone conference
Prior art date
Application number
AT92911257T
Other languages
English (en)
Inventor
David Dayner
Ginny Lacker
Paul Hirsohn
Karen Bell
Darryl Paffenroth
Allen Jackson
David Hochman
Original Assignee
Harris Corp
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 Harris Corp filed Critical Harris Corp
Application granted granted Critical
Publication of ATE177274T1 publication Critical patent/ATE177274T1/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
AT92911257T 1991-04-18 1992-04-17 Verfahren und system zum kombinieren von signalen in einer fernsprechkonferenzschaltung ATE177274T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/687,109 US5212726A (en) 1991-04-18 1991-04-18 Method of combining signals in a telephone conference circuit

Publications (1)

Publication Number Publication Date
ATE177274T1 true ATE177274T1 (de) 1999-03-15

Family

ID=24759092

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92911257T ATE177274T1 (de) 1991-04-18 1992-04-17 Verfahren und system zum kombinieren von signalen in einer fernsprechkonferenzschaltung

Country Status (7)

Country Link
US (1) US5212726A (de)
EP (1) EP0584198B1 (de)
JP (1) JP3405541B2 (de)
AT (1) ATE177274T1 (de)
CA (1) CA2108478C (de)
DE (1) DE69228546T2 (de)
WO (1) WO1992019063A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5373549A (en) * 1992-12-23 1994-12-13 At&T Corp. Multi-level conference management and notification
US5544237A (en) * 1994-12-22 1996-08-06 At&T Corp. Automatic conference initiation upon all telephones for the conference being idle
US5483588A (en) * 1994-12-23 1996-01-09 Latitute Communications Voice processing interface for a teleconference system
US5596635A (en) * 1995-05-30 1997-01-21 Lucent Technologies Inc. Multi-stage teleconferencing system
US6501740B1 (en) * 1997-03-07 2002-12-31 At&T Corp. System and method for teleconferencing on an internetwork comprising connection-oriented and connectionless networks
US7319745B1 (en) * 2003-04-23 2008-01-15 Cisco Technology, Inc. Voice conference historical monitor
DE102004037856B4 (de) * 2004-08-04 2006-05-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Sprachkonferenzvorrichtung, Sprachkonferenzsystem und Verfahren zur Realisierung einer Sprachkonferenz
US9020119B2 (en) 2011-10-31 2015-04-28 Blackberry Limited Moderation control method for participants in a heterogeneous conference call
US8611877B2 (en) 2011-10-31 2013-12-17 Blackberry Limited Automatic management control of external resources
US8605881B2 (en) 2011-10-31 2013-12-10 Blackberry Limited Auto promotion and demotion of conference calls

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3706128C1 (de) * 1987-02-23 1988-08-18 Deutsche Telephonwerk Kabel Verfahren fuer Konferenzverbindungen in rechnergesteuerten digitalen Fernsprechvermittlungsanlagen
JPS6489889A (en) * 1987-09-30 1989-04-05 Toshiba Corp User's termination system
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
US4998243A (en) * 1989-10-10 1991-03-05 Racal Data Communications Inc. ISDN terminal adapter with teleconference provision

Also Published As

Publication number Publication date
CA2108478A1 (en) 1992-10-19
US5212726A (en) 1993-05-18
WO1992019063A1 (en) 1992-10-29
DE69228546T2 (de) 1999-10-07
DE69228546D1 (de) 1999-04-08
CA2108478C (en) 1998-08-11
JPH06507055A (ja) 1994-08-04
JP3405541B2 (ja) 2003-05-12
EP0584198B1 (de) 1999-03-03
EP0584198A4 (en) 1994-06-29
EP0584198A1 (de) 1994-03-02

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