DE69025882T2 - Konferenzsystem - Google Patents

Konferenzsystem

Info

Publication number
DE69025882T2
DE69025882T2 DE69025882T DE69025882T DE69025882T2 DE 69025882 T2 DE69025882 T2 DE 69025882T2 DE 69025882 T DE69025882 T DE 69025882T DE 69025882 T DE69025882 T DE 69025882T DE 69025882 T2 DE69025882 T2 DE 69025882T2
Authority
DE
Germany
Prior art keywords
conference
nodes
node
resource
active
Prior art date
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 - Fee Related
Application number
DE69025882T
Other languages
English (en)
Other versions
DE69025882D1 (de
Inventor
Bente Helen Brunsgard
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Application granted granted Critical
Publication of DE69025882D1 publication Critical patent/DE69025882D1/de
Publication of DE69025882T2 publication Critical patent/DE69025882T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2203/00—Aspects of automatic or semi-automatic exchanges
    • H04M2203/60—Aspects of automatic or semi-automatic exchanges related to security aspects in telephonic communication systems
    • H04M2203/609—Secret communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H04M9/022—Multiplex systems
    • H04M9/025—Time division multiplex systems, e.g. loop systems
DE69025882T 1989-12-22 1990-12-06 Konferenzsystem Expired - Fee Related DE69025882T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO895210A NO169209C (no) 1989-12-22 1989-12-22 Fremgangsmaate og system for etablering av konferanseforbindelse.

Publications (2)

Publication Number Publication Date
DE69025882D1 DE69025882D1 (de) 1996-04-18
DE69025882T2 true DE69025882T2 (de) 1996-08-14

Family

ID=19892708

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025882T Expired - Fee Related DE69025882T2 (de) 1989-12-22 1990-12-06 Konferenzsystem

Country Status (7)

Country Link
US (1) US5210794A (de)
EP (1) EP0435032B1 (de)
JP (1) JPH04120830A (de)
AT (1) ATE135515T1 (de)
DE (1) DE69025882T2 (de)
ES (1) ES2087114T3 (de)
NO (1) NO169209C (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5396269A (en) * 1991-02-20 1995-03-07 Hitachi, Ltd. Television telephone
US5587735A (en) * 1991-07-24 1996-12-24 Hitachi, Ltd. Video telephone
DE69222479T2 (de) * 1991-07-15 1998-04-09 Hitachi Ltd Telekonferenzendstellengerät
DE69230298T2 (de) * 1991-07-15 2000-07-20 Hitachi Ltd Telekonferenzgerät
JP3308563B2 (ja) * 1991-07-15 2002-07-29 株式会社日立製作所 多地点テレビ会議システム
US5479514A (en) * 1994-02-23 1995-12-26 International Business Machines Corporation Method and apparatus for encrypted communication in data networks
USRE38596E1 (en) * 1994-06-27 2004-09-21 International Business Machines Corporation Methods for performing intelligent network services with an ISDN network terminator located at a subscriber's premise
CA2148384C (en) * 1994-06-27 2003-03-18 Charles Clifford Hallock Methods for performing intelligent network services with an isdn network terminator located at a subscriber's premise
FR2721781B1 (fr) * 1994-06-28 1996-07-19 Thomson Csf Procédé pour assurer la confidentialité d'une liaison phonique et réseau local de télécommunication mettant en Óoeuvre le procédé.
US5483588A (en) * 1994-12-23 1996-01-09 Latitute Communications Voice processing interface for a teleconference system
DE19515681A1 (de) * 1995-04-28 1996-10-31 Sel Alcatel Ag Verfahren, System und Teilnehmereinrichtung zum manipulationssicheren Trennen von Nachrichtenströmen
US5729684A (en) * 1995-05-16 1998-03-17 Intel Corporation Method and apparatus for heterogeneous multimedia conferencing using multipoint references
US6560707B2 (en) * 1995-11-06 2003-05-06 Xerox Corporation Multimedia coordination system
JP3644108B2 (ja) * 1995-12-19 2005-04-27 ソニー株式会社 通話システム、接続装置、通信端末装置及び通話方法
JP2959462B2 (ja) * 1996-01-19 1999-10-06 日本電気株式会社 通信チャネル設定方法
US5832057A (en) * 1996-05-23 1998-11-03 Furman; Elliot M. Lockout device for preventing telephone eavesdropping from an extension device, and method
US7555458B1 (en) 1996-06-05 2009-06-30 Fraud Control System.Com Corporation Method of billing a purchase made over a computer network
US5802156A (en) * 1996-06-05 1998-09-01 David Felger Method for billing and controlling fraud in providing pay information services
US5960069A (en) * 1996-06-05 1999-09-28 David Felger Method of billing a multiple service representative conference call
US20030195848A1 (en) * 1996-06-05 2003-10-16 David Felger Method of billing a purchase made over a computer network
US6282276B1 (en) 1996-06-05 2001-08-28 David Felger Method of billing a value-added call
US6553108B1 (en) 1996-06-05 2003-04-22 David Felger Method of billing a communication session conducted over a computer network
US7013001B1 (en) 1996-06-05 2006-03-14 David Felger Method of billing a communication session conducted over a computer network
US8229844B2 (en) 1996-06-05 2012-07-24 Fraud Control Systems.Com Corporation Method of billing a purchase made over a computer network
US5881053A (en) * 1996-09-13 1999-03-09 Qualcomm Incorporated Method for a wireless communications channel
US5995608A (en) * 1997-03-28 1999-11-30 Confertech Systems Inc. Method and apparatus for on-demand teleconferencing
AR010180A1 (es) * 1997-06-30 2000-05-17 Siemens Schweiz Ag Procedimiento para operar una red con terminales
IL126472A0 (en) * 1998-10-07 1999-08-17 Nds Ltd Secure communications system
DE60024790T2 (de) * 1999-03-22 2006-08-31 Polycom, Inc., Pleasanton Audiokonferenzplattform mit zentralisiertem summieren
US6697476B1 (en) * 1999-03-22 2004-02-24 Octave Communications, Inc. Audio conference platform system and method for broadcasting a real-time audio conference over the internet
US6768749B1 (en) * 1999-10-14 2004-07-27 Cisco Technology, Inc. Dual-channel communications protocol providing enhanced capabilities for modems
DE60212196T2 (de) * 2002-02-06 2007-06-06 Telefonaktiebolaget Lm Ericsson (Publ) Verteilte telefonkonferenz mit sprachkodierern
US7266188B2 (en) * 2002-08-08 2007-09-04 International Business Machines Corporation Apparatus and method for securing a conference call via personal user ID and passcode
JP4556574B2 (ja) * 2004-09-13 2010-10-06 日本電気株式会社 通話音声生成装置及び方法
US11133932B2 (en) * 2018-12-20 2021-09-28 Sony Interactive Entertainment LLC Secure data channel in a networked gaming system

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3441678A (en) * 1965-09-03 1969-04-29 Bell Telephone Labor Inc Conference circuit with selective call splitting
GB1234419A (de) * 1968-08-27 1971-06-03
US3674936A (en) * 1970-02-26 1972-07-04 Burroughs Corp Voice conference system
US3792202A (en) * 1972-04-26 1974-02-12 Stromberg Carlson Corp Dial up conference circuit
GB1602474A (en) * 1977-10-06 1981-11-11 Warman B J Device for establishing conference calls via at least one telephone exchange switching system
US4289932A (en) * 1979-10-15 1981-09-15 Reed Roger R Conferencing communications system
US4288871A (en) * 1979-11-05 1981-09-08 Bell Telephone Laboratories, Incorporated Digital loop conferencing signal correction arrangement
JPS5694895A (en) * 1979-12-27 1981-07-31 Fujitsu Ltd Conference-type communication process system
US4479211A (en) * 1982-10-29 1984-10-23 At&T Bell Laboratories Method and apparatus for controlling ports in a digital conference arrangement
US4460807A (en) * 1982-12-16 1984-07-17 At&T Bell Laboratories Conference routing arrangement
JPS60150353A (ja) * 1984-01-18 1985-08-08 Nec Corp ロ−カルエリアネツトワ−クのアクセス方式
US4635251A (en) * 1985-07-31 1987-01-06 At&T Bell Laboratories Meet-me conference with control capabilities
US4797877A (en) * 1986-12-18 1989-01-10 American Telephone And Telegraph Company Communication system dynamic conferencer circuit
US4945534A (en) * 1987-09-10 1990-07-31 Compunetics, Inc. Programmable conferencing module for ring arrays and switchable ring array networks
JP2702945B2 (ja) * 1987-11-18 1998-01-26 株式会社日立製作所 Ｉｓｄｎループネツトワークシステム
JPH01185059A (ja) * 1988-01-20 1989-07-24 Nippon Telegr & Teleph Corp <Ntt> 会議通信システム
US4920565A (en) * 1988-07-18 1990-04-24 Northern Telecom Limited Method for connection of secure conference calls
US5023868A (en) * 1988-12-29 1991-06-11 At&T Bell Laboratories Automated call handling apparatus
US4939773A (en) * 1989-06-26 1990-07-03 First Data Resources, Inc. Multiple party telephone control system

Also Published As

Publication number Publication date
ES2087114T3 (es) 1996-07-16
EP0435032B1 (de) 1996-03-13
NO169209C (no) 1992-05-20
EP0435032A2 (de) 1991-07-03
DE69025882D1 (de) 1996-04-18
NO169209B (no) 1992-02-10
NO895210L (no) 1991-06-24
JPH04120830A (ja) 1992-04-21
EP0435032A3 (en) 1993-06-16
NO895210D0 (no) 1989-12-22
US5210794A (en) 1993-05-11
ATE135515T1 (de) 1996-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee