ATE237903T1 - System für bürobreitbandkommunikation unter verwendung von verdrillten telefonzweidrahtleitungen - Google Patents

System für bürobreitbandkommunikation unter verwendung von verdrillten telefonzweidrahtleitungen

Info

Publication number
ATE237903T1
ATE237903T1 AT97953414T AT97953414T ATE237903T1 AT E237903 T1 ATE237903 T1 AT E237903T1 AT 97953414 T AT97953414 T AT 97953414T AT 97953414 T AT97953414 T AT 97953414T AT E237903 T1 ATE237903 T1 AT E237903T1
Authority
AT
Austria
Prior art keywords
telephone
pbx
video
broadband
twisted
Prior art date
Application number
AT97953414T
Other languages
English (en)
Inventor
Steven Rogers
Brian Hoppes
Ed Koenig
Original Assignee
Video Network Communications I
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 Video Network Communications I filed Critical Video Network Communications I
Application granted granted Critical
Publication of ATE237903T1 publication Critical patent/ATE237903T1/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
    • H04M3/567—Multimedia conference systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2801—Broadband local area networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H04N7/108—Adaptations for transmission by electrical cable the cable being constituted by a pair of wires
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Communication Cables (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
AT97953414T 1996-12-31 1997-12-31 System für bürobreitbandkommunikation unter verwendung von verdrillten telefonzweidrahtleitungen ATE237903T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/777,881 US6346964B1 (en) 1996-12-31 1996-12-31 Interoffice broadband communication system using twisted pair telephone wires
PCT/US1997/023790 WO1998030002A2 (en) 1996-12-31 1997-12-31 Interoffice broadband communication system using twisted pair telephone wires

Publications (1)

Publication Number Publication Date
ATE237903T1 true ATE237903T1 (de) 2003-05-15

Family

ID=25111584

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97953414T ATE237903T1 (de) 1996-12-31 1997-12-31 System für bürobreitbandkommunikation unter verwendung von verdrillten telefonzweidrahtleitungen

Country Status (8)

Country Link
US (1) US6346964B1 (de)
EP (1) EP0948864B1 (de)
JP (1) JP2000509940A (de)
AT (1) ATE237903T1 (de)
AU (1) AU5716698A (de)
DE (1) DE69721051T2 (de)
TW (1) TW366640B (de)
WO (1) WO1998030002A2 (de)

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Also Published As

Publication number Publication date
EP0948864A1 (de) 1999-10-13
WO1998030002A2 (en) 1998-07-09
EP0948864A4 (de) 1999-12-15
JP2000509940A (ja) 2000-08-02
DE69721051D1 (de) 2003-05-22
AU5716698A (en) 1998-07-31
WO1998030002A3 (en) 1998-10-15
EP0948864B1 (de) 2003-04-16
US6346964B1 (en) 2002-02-12
DE69721051T2 (de) 2004-01-08
TW366640B (en) 1999-08-11

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