PT86798A - Processo para o estabelecimento de comunicacoes de conversacao multipla em instalacoes de comunicacao telefonica digitais controladas por computador - Google Patents

Processo para o estabelecimento de comunicacoes de conversacao multipla em instalacoes de comunicacao telefonica digitais controladas por computador

Info

Publication number
PT86798A
PT86798A PT86798A PT8679888A PT86798A PT 86798 A PT86798 A PT 86798A PT 86798 A PT86798 A PT 86798A PT 8679888 A PT8679888 A PT 8679888A PT 86798 A PT86798 A PT 86798A
Authority
PT
Portugal
Prior art keywords
establishment
computer
telephone communication
digital telephone
controlled digital
Prior art date
Application number
PT86798A
Other languages
English (en)
Other versions
PT86798B (pt
Inventor
Reinhard Klose
Jurgen Schroter
Original Assignee
Deutsche Telephonwerk Kabel
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 Deutsche Telephonwerk Kabel filed Critical Deutsche Telephonwerk Kabel
Publication of PT86798A publication Critical patent/PT86798A/pt
Publication of PT86798B publication Critical patent/PT86798B/pt

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
    • 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
    • H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants
    • H04M3/569—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants using the instant speaker's algorithm

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
PT86798A 1987-02-23 1988-02-19 Processo para o estabelecimento de comunicacoes de conversacao multipla em instalacoes de comunicacao telefonica digitais controladas por computador PT86798B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3706128A DE3706128C1 (de) 1987-02-23 1987-02-23 Verfahren fuer Konferenzverbindungen in rechnergesteuerten digitalen Fernsprechvermittlungsanlagen

Publications (2)

Publication Number Publication Date
PT86798A true PT86798A (pt) 1989-02-28
PT86798B PT86798B (pt) 1993-08-31

Family

ID=6321779

Family Applications (1)

Application Number Title Priority Date Filing Date
PT86798A PT86798B (pt) 1987-02-23 1988-02-19 Processo para o estabelecimento de comunicacoes de conversacao multipla em instalacoes de comunicacao telefonica digitais controladas por computador

Country Status (7)

Country Link
US (1) US4809262A (pt)
CH (1) CH674114A5 (pt)
DE (1) DE3706128C1 (pt)
DK (1) DK82788A (pt)
FI (1) FI880065A (pt)
PT (1) PT86798B (pt)
ZA (1) ZA88345B (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4993073A (en) * 1987-10-01 1991-02-12 Sparkes Kevin J Digital signal mixing apparatus
JP2725218B2 (ja) * 1990-12-21 1998-03-11 株式会社リコス 分散型電話会議制御装置
US5212726A (en) * 1991-04-18 1993-05-18 Harris Corporation Method of combining signals in a telephone conference circuit
DE4132988A1 (de) * 1991-10-04 1993-04-08 Siemens Nixdorf Inf Syst Verfahren zur ermittlung aktiver teilnehmer einer sprachkonferenzverbindung
US5313459A (en) * 1992-10-08 1994-05-17 Newton Communications, Inc. Private branch exchange system and methods for operating same
US5483588A (en) * 1994-12-23 1996-01-09 Latitute Communications Voice processing interface for a teleconference system
US6563914B2 (en) 1997-02-26 2003-05-13 Call Sciences Limited Personal web-based teleconferencing method and system
US6181707B1 (en) 1997-04-04 2001-01-30 Clear Com Intercom system having unified control and audio data transport
US7237033B2 (en) 2001-04-30 2007-06-26 Aol Llc Duplicating switch for streaming data units to a terminal
US7124166B2 (en) 2001-04-30 2006-10-17 Aol Llc Duplicating digital streams for digital conferencing using switching technologies
US8028092B2 (en) 2002-06-28 2011-09-27 Aol Inc. Inserting advertising content
US6839417B2 (en) 2002-09-10 2005-01-04 Myriad Entertainment, Inc. Method and apparatus for improved conference call management
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
US8526645B2 (en) 2007-05-04 2013-09-03 Personics Holdings Inc. Method and device for in ear canal echo suppression
US11683643B2 (en) 2007-05-04 2023-06-20 Staton Techiya Llc Method and device for in ear canal echo suppression
US10194032B2 (en) 2007-05-04 2019-01-29 Staton Techiya, Llc Method and apparatus for in-ear canal sound suppression
US11856375B2 (en) 2007-05-04 2023-12-26 Staton Techiya Llc Method and device for in-ear echo suppression
US8311085B2 (en) 2009-04-14 2012-11-13 Clear-Com Llc Digital intercom network over DC-powered microphone cable
US9129607B2 (en) * 2011-06-28 2015-09-08 Adobe Systems Incorporated Method and apparatus for combining digital signals
US9639906B2 (en) 2013-03-12 2017-05-02 Hm Electronics, Inc. System and method for wideband audio communication with a quick service restaurant drive-through intercom

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005162A1 (de) * 1980-02-12 1981-08-20 Siemens AG, 1000 Berlin und 8000 München Verfahren zur einspeisung von hoertoenen in konferenzverbindungen
DE3206830A1 (de) * 1982-02-23 1983-09-01 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur herstellung von konferenzverbindungen zwischen teilnehmern unterschiedlicher kategorien
US4479211A (en) * 1982-10-29 1984-10-23 At&T Bell Laboratories Method and apparatus for controlling ports in a digital conference arrangement
US4748618A (en) * 1986-05-21 1988-05-31 Bell Communications Research, Inc. Telecommunications interface

Also Published As

Publication number Publication date
FI880065A (fi) 1988-08-24
US4809262A (en) 1989-02-28
DK82788A (da) 1988-08-24
DK82788D0 (da) 1988-02-18
DE3706128C1 (de) 1988-08-18
PT86798B (pt) 1993-08-31
ZA88345B (en) 1988-07-04
CH674114A5 (pt) 1990-04-30
FI880065A0 (fi) 1988-01-08

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19930223

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19940831