Programmable universal interface system

  • US 5,249,218 A
  • Filed: 04/06/1992
  • Issued: 09/28/1993
  • Est. Priority Date: 04/06/1992
  • Status: Expired due to Term
First Claim
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1. A system for transferring data using a selected one of a plurality of telephone network access devices including at least one radiotelephone network access device when supplied with one of a plurality of different software drivers having the operating commands necessary for controlling the selected telephone network access devices, comprising:

  • computer means for processing data transferable over the telephone network access device, and having a data communications program; and

    modem means operably connected to the computer means for transferring data between said computer means and a remote data transfer device over said radiotelephone network access devices, said modem means comprising a single integrated portable unit including;

    data lines internal to the modem means for carrying the data passing between the modem means and the radiotelephone network access device;

    control signal lines internal to the modem means for carrying control signals for controlling and/or monitoring the operation of said radiotelephone network access device;

    jack means connected to said control signal lines and said data lines for providing an external connection of said data lines and signal lines to said radiotelephone network access device; and

    modem controller means connected to said computer means and said control signal lines for controlling the operation of said modem means, said modem controller means operating to access one of the plurality of software drivers for operating said modem means in conjunction with the selected one of said plurality of telephone network access devices to cause the operation of said control signal lines to be varied in response to said software driver to permit the control of call placement functions of the selected telephone network access device by said modem means.

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