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Method and system for processing incoming calls during calls-in-progress

  • US 5,999,613 A
  • Filed: 09/25/1997
  • Issued: 12/07/1999
  • Est. Priority Date: 09/25/1997
  • Status: Expired due to Term
First Claim
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1. A method for processing an incoming call during a call-in-progress, the method comprising:

  • detecting the incoming call from a new caller to a subscriber telephony device;

    determining whether the subscriber telephony device is busy on a call with a first telephony device having an identification number;

    determining the identification number of the first telephony device when the subscriber telephony device is busy, for identifying whether or not the call-in-progress with the first telephony device can be interrupted;

    generating one of a first and second interruption signal based on the identification number on the first telephony device.

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