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Call conference within a home zone

  • US 5,987,318 A
  • Filed: 07/31/1996
  • Issued: 11/16/1999
  • Est. Priority Date: 07/31/1996
  • Status: Expired due to Fees
First Claim
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1. A method for connecting a mobile cellular subscriber into an existing speech connection within a mobile cellular telecommunications network, said method comprising the steps of:

  • receiving an indication from a first cellular mobile station to connect into an existing speech connection;

    retrieving an identification number representing a second mobile cellular station whose speech connections said first mobile cellular station is allowed to connect;

    determining whether a second mobile cellular station associated with said retrieved identification number is located within the same area as said first mobile cellular station;

    identifying an existing speech connection between said second mobile cellular station and a telecommunication terminal; and

    bridging said first mobile cellular station into said identified existing speech connection between said second mobile cellular station and said telecommunication terminal in response to an affirmative determination that said first mobile cellular station and said second mobile cellular station are within the same area of said mobile cellular telecommunication network, wherein said bridging step is performed within said mobile cellular telecommunications network.

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