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Configurable keypad for an electronic device

  • US 8,692,736 B1
  • Filed: 06/14/2007
  • Issued: 04/08/2014
  • Est. Priority Date: 06/14/2007
  • Status: Active Grant
First Claim
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1. An electronic book reading device comprising:

  • a first bi-stable display configured to couple to a first display controller and display visual representations of content of an electronic book;

    a second bi-stable display configured to couple to a second display controller and display a plurality of different button configurations, one button configuration being displayed at a time and comprising one or more button areas;

    a switch array disposed under the second bi-stable display, the second bi-stable display comprising a touch-sensitive layer to detect user input, and the switch array comprising dome switches to provide tactile feedback in response to the user input detected by the touch-sensitive layer;

    a processor;

    memory in electronic communication with the processor; and

    instructions stored in the memory, the instructions being executable to;

    process the user input; and

    direct the second display controller to change a button configuration on the second bi-stable display from a first button configuration to a second button configuration.

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