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System and process using simplex and duplex communication protocols

  • US 7,630,330 B2
  • Filed: 08/26/2004
  • Issued: 12/08/2009
  • Est. Priority Date: 08/26/2004
  • Status: Expired due to Fees
First Claim
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1. A method of converting a simplex communication to a duplex communication, the method comprising:

  • receiving a simplex message;

    sending the simplex message to a recipient;

    receiving a coded simplex message, which includes a simplex ID of a sender;

    accessing a database on the network, the database having stored therein at least a plurality of matched pairs of simplex IDs and associated duplex communication protocols;

    comparing the simplex ID of the sender to the plurality of simplex IDs until a match occurs;

    retrieving a duplex communication protocol associated with the matched simplex ID;

    transmitting the duplex communication protocol in response to the simplex message; and

    initiating a duplex communication based on the response.

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