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Methods, devices, and systems for controlling smart lighting objects to establish a lighting condition

  • US 9,313,863 B2
  • Filed: 04/10/2015
  • Issued: 04/12/2016
  • Est. Priority Date: 06/02/2014
  • Status: Active Grant
First Claim
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1. A method for controlling a lighting condition by a control device, comprising:

  • executing a networking framework on the control device;

    broadcasting a radio frequency (RF) signal on an RF communication channel associated with the networking framework from the control device for reception by a plurality of smart lighting objects registered with the networking framework, wherein each of the plurality of smart lighting objects is assigned an identifier within the networking framework, wherein the RF signal is configured to cause each of the plurality of smart lighting objects to transmit an ultrasound signal including the assigned identifier;

    receiving ultrasound signals from a subset of the plurality of smart lighting objects in the control device via two or more ultrasound microphones;

    determining a range and a direction to each of the subset of the plurality of smart lighting objects from which ultrasound signals were received based on reception times of the ultrasound signals by each of the two or more ultrasound microphones;

    generating a three dimensional map of locations of the subset of the plurality of smart lighting objects from which ultrasound signals were received based on the determined range and the determined direction; and

    controlling a lighting condition by sending control signals, via the networking framework, to selected ones of the subset of the plurality of smart lighting objects based on the three dimensional map and the assigned identifiers of the selected ones of the subset of the plurality of smart lighting objects to cause the selected ones of the subset of the plurality of smart lighting objects to brighten or dim in order to achieve a desired lighting condition.

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