×

User interface for portable telecommunication devices

  • US 5,901,222 A
  • Filed: 10/31/1996
  • Issued: 05/04/1999
  • Est. Priority Date: 10/31/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. An ergonomic user interface system for a portable telecommunication device comprising:

  • a base member having two ends, an inner surface and an outer surface;

    a display mounted on the inner surface of the base member for displaying information;

    a microphone supported by the base member;

    a speaker supported by the base member; and

    a manipulatable member supported by the base member and functionally connected to the display to alter an appearance of the displayed information whereby the user completely operates the device with the manipulatable member by selectively activating virtual function keys displayed on the display.

View all claims
  • 16 Assignments
Timeline View
Assignment View
    ×
    ×