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Cordless telephone terminal

DC CAFC
  • US 5,581,599 A
  • Filed: 12/30/1993
  • Issued: 12/03/1996
  • Est. Priority Date: 12/30/1993
  • Status: Expired due to Term
First Claim
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1. A method for displaying data and processing appearances thereof from an alphanumeric display screen of a cordless handset in user-interactive radio communication with an associated base station of a cordless telephone terminal in onhook communication with a telephone exchange, wherein said base station comprises a memory device, and wherein said memory device comprises first and second submemories, said method comprising the steps of:

  • generating predetermined command and alphanumeric data from selected ones of key operations at the handset;

    enabling first processor means at the handset for displaying keyed alphanumeric data on the screen and concurrently transmitting the alphanumeric data and commands to the base station;

    enabling second processor means at the base station for receiving the alphanumeric data and commands, retrievably storing the data in a first submemory of the base station and operably responding to the commands;

    capturing service data from an incoming telephone call received at the base station;

    testing the service data at the base station to confirm its validity;

    retreivably storing the valid data in a second submemory of the base station and concurrently transmitting the valid data to the handset for display on the screen;

    generating a set of user-interactive prompts having predetermined appearances on the display screen; and

    accessing individual ones of the first and second submemories via key operations at the handset corresponding to the user-interactive prompts for selectively processing and editorially revising the alphanumeric data stored in the submemories while under display screen observation.

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