Patent ID: 11875741
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 13:
14. A display device comprising:
a pixel connected to a first scan line, a second scan line, and a data line;
a scan driving circuit which outputs a first scan signal and a second scan signal to the first scan line and the second scan line, respectively;
a data driving circuit which outputs a data signal to the data line during a driving period, and to output a bias signal to the data line during a bias period; and
a driving controller which controls the scan driving circuit and the data driving circuit,
wherein the pixel comprises:
a first transistor comprising a first electrode electrically connected to a first voltage line which receives a first voltage, a second electrode, and a gate electrode;
a first capacitor connected between a first node and the gate electrode of the first transistor;
a light emitting diode comprising a first electrode electrically connected to the second electrode of the first transistor, and a second electrode connected to a second voltage line which receives a second voltage;
a second transistor comprising a first electrode electrically connected to the gate electrode of the first transistor, a second electrode, and a gate electrode which receives the first scan signal;
a third transistor comprising a first electrode electrically connected to the second electrode of the second transistor, a second electrode electrically connected to a third voltage line, and a gate electrode which receives the second scan signal;
a fourth transistor comprising a first electrode connected to the first electrode of the first transistor, a second electrode connected to the first node, and a gate electrode which receives the first scan signal; and
an eighth transistor comprising a first electrode connected to the data line, a second electrode connected to the first electrode of the first transistor, and a gate electrode which receives a third scan signal,
wherein an initialization voltage provided from the third voltage line is provided to the gate electrode of the first transistor through the third transistor and the second transistor during an initialization period in the driving period, and,
wherein at least one of the second transistor and the third transistor is turned off during the bias period.