Pixel of light emitting display device, and light emitting display device

A pixel of a light emitting display device, the pixel comprising:

• a capacitor including a first electrode coupled to a line which supplies a first power supply voltage, and a second electrode coupled to a gate node;
• a first transistor including a gate coupled to the gate node, a first terminal, and a second terminal;
• a second transistor including a gate which receives a gate writing signal, a first terminal which receives a data voltage, and a second terminal coupled to the first terminal of the first transistor;
• a third transistor including a gate which receives the gate writing signal, a first terminal coupled to the second terminal of the first transistor, and a second terminal coupled to the gate node;
• a fourth transistor including a gate which receives a gate initialization signal, a first terminal coupled to the gate node, and a second terminal which receives an initialization voltage;
• a fifth transistor including a gate which receives an emission signal, a first terminal coupled to the line which supplies the first power supply voltage, and a second terminal coupled to the first terminal of the first transistor;
• a sixth transistor including a gate which receives the emission signal, a first terminal coupled to the second terminal of the first transistor, and a second terminal coupled to a light emitting diode;
• a seventh transistor including a gate which receives the emission signal, a first terminal coupled to the light emitting diode, and a second terminal which receives the initialization voltage;
• and
• the light emitting diode including an anode coupled to the second terminal of the sixth transistor, and a cathode coupled to a line which supplies a second power supply voltage,
• wherein the light emitting diode is initialized based on the initialization voltage received from the seventh transistor, and
• a total number of times of initialization of the light emitting diode driven at a first driving frequency is the same as a total number of times of initialization of the light emitting diode driven at a second driving frequency different from the first driving frequency.

A light emitting display device comprising:

• a display panel including a plurality of pixels;
• a data driver which provides a data voltage to each of the plurality of pixels;
• a scan driver which provides a gate writing signal and a gate initialization signal to each of the plurality of pixels;
• and
• an emission driver which provides an emission signal to each of the plurality of pixels,
• wherein each of the plurality of pixels includes:
• a switching transistor which transfers the data voltage in response to the gate writing signal;
• a storage capacitor which stores a storage voltage;
• a driving transistor which generates a driving current based on the storage voltage stored in the storage capacitor;
• an emission transistor which selectively forms a path of the driving current in response to the emission signal;
• a light emitting diode which emits light based on the driving current;
• and
• a diode initialization transistor which transfers an initialization voltage to the light emitting diode to initialize the light emitting diode in response to the emission signal,
• wherein the storage voltage corresponds to a value obtained by subtracting a threshold voltage of the driving transistor from the data voltage,
• wherein a total number of times of initialization of the light emitting diode driven at a first driving frequency is the same as a total number of times of initialization of the light emitting diode driven at a second driving frequency different from the first driving frequency.