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State change devices for switched electrical receptacles

  • US 9,826,604 B2
  • Filed: 06/09/2017
  • Issued: 11/21/2017
  • Est. Priority Date: 03/14/2013
  • Status: Active Grant
First Claim
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1. A device configured to be electrically connected to a switched receptacle, the device comprising:

  • a sensing circuit configured to detect whether power is present at the switched receptacle;

    a controller responsive to the sensing circuit; and

    a communication circuit configured for wireless communication,wherein the controller is configured to cause the communication circuit to transmit a signal indicative of a change of state of power at the switched receptacle in response to the sensing circuit.

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