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Mobile telephone user interface including fixed and dynamic function keys and method of using same

  • US 5,633,912 A
  • Filed: 06/17/1996
  • Issued: 05/27/1997
  • Est. Priority Date: 07/08/1993
  • Status: Expired due to Term
First Claim
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1. A user interface for use in a mobile telephone handset, comprising:

  • static visual display means for presenting the status of said mobile telephone and services accessible by said user;

    dynamic visual display means for presenting a plurality of context sensitive function labels;

    a first and a second class Of keys on one face of said handset;

    said first class of keys including a plurality of fixed-label DTMF signaling keys in electrical communication with said static and dynamic visual display means; and

    said second class of keys including a plurality of soft-label signaling keys in electrical communication with said static and dynamic visual display means such that a corresponding context sensitive function label is displayed adjacent to a corresponding soft label key, said soft-label keys operative to access a function indicated by said corresponding context sensitive function label.

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