Gate driver, display device including the gate driver and electronic device including the display device

A display device comprising:

• a display panel comprising pixels;
• a gate driver which outputs a gate signal to the pixels;
• and
• a data driver which outputs a data voltage to the pixels,
• wherein the gate driver comprises:
• an input circuit which transmits an input signal to a control circuit based on a first clock signal;
• the control circuit which controls a voltage of a control node based on the input signal, the first clock signal, a second clock signal, and a voltage control signal;
• and
• an output circuit which outputs the gate signal based on the voltage of the control node,
• wherein the control circuit comprises:
• a fifth transistor comprising a control electrode connected to a second node, a first electrode which receives a first power supply voltage, and a second electrode connected to the control node;
• a sixth transistor comprising a control electrode connected to a fourth node, a first electrode connected to the control node, and a second electrode which receives a second power supply voltage;
• and
• a ninth transistor comprising a control electrode which receives the voltage control signal, a first electrode connected to a third node, and a second electrode connected to the fourth node,
• wherein:
• the control circuit transmits one of the first power supply voltage and the second power supply voltage to the control node, and
• the output circuit outputs one of the first power supply voltage and a third power supply voltage as the gate signal.

An electronic device comprising:

• a processor which outputs an input control signal and input image data;
• a display panel comprising pixels;
• a gate driver which outputs a gate signal to the pixels;
• a data driver which outputs a data voltage to the pixels;
• and
• a driving controller which controls the gate driver and the data driver based on the input control signal and the input image data,
• wherein the gate driver comprises:
• an input circuit which transmits an input signal to a control circuit based on a first clock signal;
• the control circuit which controls a voltage of a control node based on the input signal, the first clock signal, a second clock signal, and a voltage control signal;
• and
• an output circuit which outputs the gate signal based on the voltage of the control node,
• wherein the control circuit comprises:
• a fifth transistor comprising a control electrode connected to a second node, a first electrode which receives a first power supply voltage, and a second electrode connected to the control node;
• a sixth transistor comprising a control electrode connected to a fourth node, a first electrode connected to the control node, and a second electrode which receives a second power supply voltage;
• and
• a ninth transistor comprising a control electrode which receives the voltage control signal, a first electrode connected to a third node, and a second electrode connected to the fourth node,
• wherein:
• the control circuit transmits one of the first power supply voltage and the second power supply voltage to the control node, and
• the output circuit outputs one of the first power supply voltage and a third power supply voltage as the gate signal.