Patent ID: 11961456
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. A pixel circuit comprising:
a first transistor including:
a control electrode electrically connected to a first node;
an input electrode electrically connected to a second node; and
an output electrode electrically connected to a third node;

a second transistor including:
a control electrode that receives a data writing gate signal;
an input electrode that receives a data voltage; and
an output electrode electrically connected to the second node;

a third transistor including:
a control electrode that receives a compensation gate signal;
an input electrode electrically connected to the first node; and
an output electrode electrically connected to the third node;

a fourth transistor including:
a control electrode that receives a data initialization gate signal;
an input electrode that receives an initialization voltage; and
an output electrode electrically connected to the first node;

a fifth transistor including:
a control electrode that receives an emission signal of a present stage;
an input electrode that receives a first power voltage; and
an output electrode electrically connected to the second node;

a sixth transistor including:
a control electrode that receives the emission signal of the present stage;
an input electrode electrically connected to the third node; and
an output electrode electrically connected to a first electrode of a light emitting element;

a 7-1-th transistor including:
a control electrode that receives the emission signal of the present stage;
an input electrode electrically connected to a fourth node; and
an output electrode electrically connected to the first electrode of the light emitting element; and

a 7-2-th transistor including:
a control electrode that receives an emission signal of one of next stages of the present stage;
an input electrode that receives the initialization voltage;
and an output electrode electrically connected to the fourth node,

wherein a second power voltage is applied to a second electrode of the light emitting element.