ES527647A0 - Una centralita automatica privada para proporcionar comunicacion bidireccional de voz y datos entre dos o mas abonados - Google Patents

Una centralita automatica privada para proporcionar comunicacion bidireccional de voz y datos entre dos o mas abonados

Info

Publication number
ES527647A0
ES527647A0 ES527647A ES527647A ES527647A0 ES 527647 A0 ES527647 A0 ES 527647A0 ES 527647 A ES527647 A ES 527647A ES 527647 A ES527647 A ES 527647A ES 527647 A0 ES527647 A0 ES 527647A0
Authority
ES
Spain
Prior art keywords
subscribers
data communication
way voice
private automatic
pbx
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.)
Granted
Application number
ES527647A
Other languages
English (en)
Other versions
ES8500690A1 (es
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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
Priority claimed from US06/445,626 external-priority patent/US4488287A/en
Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES8500690A1 publication Critical patent/ES8500690A1/es
Publication of ES527647A0 publication Critical patent/ES527647A0/es
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/068—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using time division multiplex techniques
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Telephonic Communication Services (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
ES527647A 1982-11-30 1983-11-30 Una centralita automatica privada para proporcionar comunicacion bidireccional de voz y datos entre dos o mas abonados Granted ES527647A0 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44562582A 1982-11-30 1982-11-30
US06/445,626 US4488287A (en) 1982-11-30 1982-11-30 Combining and splitting of voice and data from multiple terminal sources and electronic PABX for same

Publications (2)

Publication Number Publication Date
ES8500690A1 ES8500690A1 (es) 1984-08-01
ES527647A0 true ES527647A0 (es) 1984-08-01

Family

ID=27034358

Family Applications (1)

Application Number Title Priority Date Filing Date
ES527647A Granted ES527647A0 (es) 1982-11-30 1983-11-30 Una centralita automatica privada para proporcionar comunicacion bidireccional de voz y datos entre dos o mas abonados

Country Status (8)

Country Link
EP (1) EP0110360B1 (es)
KR (1) KR920009209B1 (es)
CA (1) CA1212747A (es)
DE (1) DE3380806D1 (es)
ES (1) ES527647A0 (es)
FI (1) FI79640C (es)
MX (1) MX155798A (es)
NO (1) NO162098C (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589107A (en) * 1982-11-30 1986-05-13 Itt Corporation Simultaneous voice and data communication and data base access in a switching system using a combined voice conference and data base processing module
US4716562A (en) * 1985-03-12 1987-12-29 Pacific Bell Telephone system
DE19623466B4 (de) * 1995-06-17 2009-03-19 Samsung Electronics Co., Ltd., Suwon Automatisches Überleitungssystem und Vermittlungsverfahren
JP3271493B2 (ja) * 1995-09-26 2002-04-02 ヤマハ株式会社 ネットワークおよびデータ伝送方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4293946A (en) * 1979-11-21 1981-10-06 International Telephone And Telegraph Corporation Trilateral duplex path conferencing system with broadcast capability
DE3263964D1 (en) * 1981-02-16 1985-07-11 British Telecomm Method and apparatus for transmitting data with digitally encoded speech
US4476559A (en) * 1981-11-09 1984-10-09 At&T Bell Laboratories Simultaneous transmission of voice and data signals over a digital channel

Also Published As

Publication number Publication date
KR920009209B1 (ko) 1992-10-14
ES8500690A1 (es) 1984-08-01
NO834288L (no) 1984-06-01
FI834360A0 (fi) 1983-11-29
FI834360A (fi) 1984-05-31
FI79640B (fi) 1989-09-29
FI79640C (fi) 1990-01-10
NO162098B (no) 1984-07-24
CA1212747A (en) 1986-10-14
EP0110360B1 (de) 1989-11-02
KR840006899A (ko) 1984-12-03
EP0110360A3 (en) 1987-11-25
EP0110360A2 (de) 1984-06-13
MX155798A (es) 1988-04-29
DE3380806D1 (en) 1989-12-07
NO162098C (no) 1989-11-01

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960506