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Lighting device with user interface for light control

  • US 7,731,387 B2
  • Filed: 09/20/2005
  • Issued: 06/08/2010
  • Est. Priority Date: 10/04/2004
  • Status: Active Grant
First Claim
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1. A lighting device comprising a lighting unit and a user interface for controlling the color and/or luminous intensity of light emitted by the lighting unit, said user interface comprising:

  • a physical object shaped as a polyhedron having a plurality of sides, each side being associated with a predetermined color of light such that, in operation, the user interface generates an output signal for controlling the lighting unit to emit the light of a desired color and/or luminous intensity based, at least in part, on orientation and/or rotation of the physical object with at least three degrees of freedom.

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