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Sustained VOIP call logs using PoC contact lists

  • US 7,324,505 B2
  • Filed: 05/11/2005
  • Issued: 01/29/2008
  • Est. Priority Date: 12/24/2004
  • Status: Active Grant
First Claim
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1. In a push-to-talk over cellular (PoC) network, a method for logging Voice Over IP (VOIP) calls from a push-to-talk (PTT) caller client device to a PTT recipient client device, comprising the steps of:

  • generating a VOIP call from the PTT caller client device directed to the PTT recipient client device;

    storing identification information associated with the PTT caller client device in a server call log resident on a hyper text transfer protocol (HTTP) server associated with the PTT recipient client device;

    generating an update request at the PTT recipient client device requesting updated call log information associated with the server call log from the HTTP server;

    transmitting the updated call log information from the HTTP server directly to the PTT recipient client device; and

    updating a client call log resident on the PTT recipient client device in response to the updated call log information, wherein the client call log is enabled as a PTT contact list.

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