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Lighting device adapted for synchronous control

  • US 9,119,252 B2
  • Filed: 05/23/2014
  • Issued: 08/25/2015
  • Est. Priority Date: 05/24/2013
  • Status: Expired due to Fees
First Claim
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1. A lighting device, comprising:

  • a switch element coupled to a power source;

    a bridge current rectifying unit in communication with the switch element for converting alternating current received from the power source into direct current;

    a driving and light-emitting module in communication with the bridge current rectifying unit; and

    a counting and control unit having one end coupled between the switch element and the bridge current rectifying unit, and another end coupled to the driving and light-emitting module for counting a switching number of the switch element, and selectively outputting one or both of a first enable signal and a second enable signal to the driving and light-emitting module to execute a corresponding function according to the switching number of the switch element.

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