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User interface using sounds to control a lighting system

  • US 9,642,221 B2
  • Filed: 11/02/2012
  • Issued: 05/02/2017
  • Est. Priority Date: 11/07/2011
  • Status: Active Grant
First Claim
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1. A user interface for providing an output signal, said output signal adapted to control an apparatus, said user interface comprising:

  • an audio processor configured to determine a variation in a first characteristic of an audio signal that is received from an acoustic sensor, wherein said audio signal is representative of a non-linguistic acoustic input produced by a user and wherein the variation is within a portion of a substantially continuous range of values of the first characteristic; and

    a controller configured to generate the output signal wherein the output signal is varied within substantially continuous range of values of the output signal for controlling the apparatus, and wherein the variation in the output signal is proportionally to the variation in the first characteristic.

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