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High-Voltage Light Emitting Diode Circuit Having a Plurality of Critical Voltages and Light Emitting Diode Device Using the Same

  • US 20090262527A1
  • Filed: 04/16/2009
  • Published: 10/22/2009
  • Est. Priority Date: 04/18/2008
  • Status: Abandoned Application
First Claim
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1. A high-voltage light emitting diode (LED) chip having an impedance element, comprising:

  • a first substrate;

    at least a first LED, formed on the first substrate; and

    at least an impedance element, formed on the first substrate and electrically connected in series with one end of the first LED.

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