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CONTROLLING DEVICE HAVING MULTIPLE USER INTERFACES

  • US 20110074556A1
  • Filed: 12/07/2010
  • Published: 03/31/2011
  • Est. Priority Date: 03/12/2004
  • Status: Active Grant
First Claim
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1. A controlling device having a plurality of user selectable operating modes, comprising:

  • a user interface providing a plurality of function keys each operable to cause a transmission of at least one command to at least one of a plurality of appliances for commanding at least one operating function of the at least one of the plurality of appliances; and

    a light source for illuminating the user interface in multiple distinct colors;

    wherein the light source is caused to illuminate the user interface in at least one of the multiple distinct colors as a function of a one of the plurality of operating modes in which the controlling device is currently placed.

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