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Computer system for use with a wireless data communication network

  • US 5,657,345 A
  • Filed: 06/07/1995
  • Issued: 08/12/1997
  • Est. Priority Date: 08/31/1993
  • Status: Expired due to Term
First Claim
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1. A method of indicating to data terminal equipment (DTE) a source of data transmitted over a data communications network and through a gateway to data communications equipment (DCE) that is configurable to receive such data from the gateway and is connected to the DTE, the method comprising the steps of:

  • (a) preparing a session request from a request initiator that is to be transmitted via the data communications network through the gateway to the DCE, wherein the session request includes identification data that identifies the source of the session request;

    (b) transmitting the session request over the network through the gateway to the DCE;

    (c) determining whether the session request is valid;

    (d) if the session request is valid, preparing a service signal from the DCE to the DTE in response to the session request;

    (e) enhancing the service signal by adding an identifier that represents at least a part of the identification data to the service signal;

    (f) transmitting the service signal that has been enhanced in the enhancing step to the DTE; and

    (g) processing the service signal at the DTE.

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