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Method and apparatus for delivering calls and caller identification information to multi-line users

  • US 5,550,905 A
  • Filed: 10/26/1994
  • Issued: 08/27/1996
  • Est. Priority Date: 10/26/1994
  • Status: Expired due to Term
First Claim
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1. A method of delivering a telephone call from a caller and delivering corresponding caller identification information to a multi-line user facility including a plurality of agent terminals using a common voice-data communications line having a voice channel and a data channel and at least one voice communications line, said method comprising:

  • a) determining upon receipt of the telephone call whether a communications link is in progress between a previous caller and one of said plurality of agent terminals of said multi-line user facility over the common voice-data communications line;

    b) establishing a communications link over the common voice-data communications line between the present caller and an agent terminal of the multi-line user facility if a communications link is determined not to be in progress on such line in step a);

    c) routing the caller identification information of the present caller for the telephone call to the multi-line user facility over the data channel of the common voice-data communications line;

    d) routing the telephone call to one of the plurality of terminals in the multi-line user facility over the voice channel of the common voice-data communications line if a communications link is determined not to be in progress on such channel in step a); and

    e) establishing a communications link over said voice communications line and routing the call to one of the plurality of terminals in the multi-line user facility over said voice communications line if a communications link is determined to be in progress on the common voice-data communications line in step a) while still routing the caller identification information for the telephone call to the multi-line user facility over the data channel of the common voice-data communications line.

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