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Integrated electronic system utilizing a universal interface to support telephony and other communication services

  • US 5,835,127 A
  • Filed: 04/25/1996
  • Issued: 11/10/1998
  • Est. Priority Date: 04/25/1996
  • Status: Expired due to Term
First Claim
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1. An integrated electronic system comprising;

  • a passenger control handset including a telephone handset and a hand-held display control unit;

    a first plurality of communication lines including at least one communication line supporting a transmission of digital data and at least one communication line supporting a transmission of analog data;

    a passenger control unit connected to the first plurality of communication lines, the passenger control unit capable of receiving said analog data from the telephone handset and said digital data from the display control unit of the passenger control handset; and

    a universal interface connected to said passenger control unit, said universal interface including a second plurality of communication lines of which at least one communication line is used to continue transmission of said digital data and at least one communication line is used to continue transmission of said analog data.

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