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Non-linear element, display device including non- linear element, and electronic device including display device

  • US 8,791,456 B2
  • Filed: 03/15/2013
  • Issued: 07/29/2014
  • Est. Priority Date: 10/30/2009
  • Status: Active Grant
First Claim
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1. A protection circuit comprising:

  • a resistor;

    a diode;

    a first power supply line;

    a second power supply line electrically connected to a first terminal of the resistor; and

    a signal line electrically connected to a first terminal of the diode and a second terminal of the resistor;

    wherein a second terminal of the diode is electrically connected to one of the first power supply line and the second power supply line,wherein the diode is a diode-connected transistor including an oxide semiconductor layer including In—

    Ga—

    Zn—

    O based oxide semiconductor, andwherein a hydrogen concentration in the oxide semiconductor layer is less than or equal to 5×

    1019/cm3.

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