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Multipoint/multichannel connection device in integrated services digital network

  • US 6,501,738 B1
  • Filed: 09/16/1999
  • Issued: 12/31/2002
  • Est. Priority Date: 12/19/1995
  • Status: Expired due to Fees
First Claim
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1. A combination of a multipoint, multichannel connection device and an integrated services digital network, said connection device line-connecting communications terminals at multiple points, comprising:

  • a central unit, said central unit using a plurality of channels through said integrated services digital network which has a function of allocating a main number and separate numbers for one line connected to said central unit and informing said central unit of a separate number of a line specified by a source communications terminal at the time of transmission as arrival number information, and a function of selectively informing said central unit of the number of a source communications terminal as source number information, said central unit including;

    source number information identifying means for identifying source number information provided by said integrated services digital network; and

    communications processing means for processing a plurality of arriving channels, each arriving channel having source number information that is identical for arriving channels originating from the same communication terminal, and processing arriving channels whose number is a predetermined number or less for which source number is not identified as arriving channels from the same communications terminal.

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