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Method for interactively entering alphanumeric text into a multiline display device using a keypad

  • US 6,483,913 B1
  • Filed: 07/19/2001
  • Issued: 11/19/2002
  • Est. Priority Date: 07/19/2001
  • Status: Active Grant
First Claim
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1. A method for a human user to interactively enter an alphanumeric text message into a multiline display device using a keypad containing a plurality of keys, comprising:

  • a) the multiline display device displaying, on a first portion of said device, an area for said alphanumeric text message;

    b) the multiline display device displaying, on a second portion of said device, a listing of subsets of alphanumeric symbols, each subset being mapped to a corresponding key on said keypad;

    c) the user selecting from the listing, a subset of alphanumeric symbols containing the one alphanumeric symbol to be entered into the alphanumeric text message and activating a key on the keypad that is mapped to the selected subset;

    d) in response to the user activating the key in step (c), the multiline display device displaying, on said second portion, the alphanumeric symbols contained in the selected subset, each alphanumeric symbol mapped to a key on the keypad;

    e) the user, selecting the one alphanumeric symbol to be entered into the alphanumeric text message and activating a key on the keypad that is mapped to the selected symbol; and

    f) in response to the user activating the key in step (e), the multiline display device displaying, on said first portion, the selected alphanumeric symbol.

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