Patent ID: 11972726
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A light emitting display device, comprising:
a light emitting diode including:
a first electrode; and
a second electrode to which a driving voltage is applied;

a driving transistor including:
a gate electrode;
a first electrode; and
a second electrode;

a second transistor including:
a gate electrode;
a first electrode electrically connected to a data line to which a data voltage is applied; and
a second electrode electrically connected to a D node;

a storage capacitor including:
a first electrode electrically connected to the first electrode of the driving transistor; and
a second electrode electrically connected to an N node;

a hold capacitor including:
a first electrode electrically connected to the D node; and
a second electrode electrically connected to the N node;

a third transistor including:
a gate electrode;
a first electrode electrically connected to the D node; and
a second electrode electrically connected to the gate electrode of the driving transistor;

a fourth transistor including:
a gate electrode;
a first electrode electrically connected to the gate electrode of the driving transistor; and
a second electrode receiving a reference voltage;

a fifth transistor including:
a gate electrode;
a first electrode electrically connected to the gate electrode of the driving transistor; and
a second electrode electrically connected to the N node;

a sixth transistor including:
a gate electrode;
a first electrode electrically connected to the first electrode of the driving transistor; and
a second electrode receiving a driving low voltage;

a seventh transistor including:
a gate electrode;
a first electrode electrically connected to the second electrode of the driving transistor; and
a second electrode receiving an initialization voltage; and

an eighth transistor including:
a gate electrode;
a first electrode electrically connected to the second electrode of the driving transistor; and
a second electrode electrically connected to the first electrode of the light emitting diode.