Pixel, display device including the same and electronic device including display device

A display device comprising:

• a display panel including a plurality of pixels, each of the plurality of pixels including:
• a PWM circuit configured to generate a PWM signal based on a PWM data voltage and a sweep voltage;
• a CCG circuit configured to generate an emission current based on the CCG data voltage and the PWM signal, the CCG circuit including:
• a CCG driving transistor configured to generate the emission current;
• a first capacitor including a first electrode which receives a first CCG power supply voltage having a relatively high power voltage level, and a second electrode connected to a gate of the CCG driving transistor;
• and
• a second capacitor including a first electrode connected to the gate of the CCG driving transistor, and a second electrode which receives the PWM signal generated by the PWM circuit;
• and
• a light-emitting element configured to emit light based on the emission current;
• a scan driver configured to provide scan signals to each of the plurality of pixels;
• an emission driver configured to provide an emission signal to each of the plurality of pixels;
• a sweep driver configured to provide a sweep voltage to each of the plurality of pixels;
• a data driver configured to provide the PWM data voltage and a CCG data voltage to each of the plurality of pixels;
• and
• a controller configured to control the scan driver, the emission driver, the sweep driver and the data driver.

An electronic device comprising:

• a processor configured to provide input image data;
• and
• a display device configured to receive the input image data from the processor, and to display an image based on the input image data, the display device including:
• a display panel including a plurality of pixels, each of the plurality of pixels including:
• a PWM circuit configured to generate a PWM signal based on a PWM data voltage and the sweep voltage;
• a CCG circuit configured to generate an emission current based on the CCG data voltage and the PWM signal, the CCG circuit including:
• a CCG driving transistor configured to generate the emission current;
• a first capacitor including a first electrode which receives a first CCG power supply voltage, and a second electrode connected to a gate of the CCG driving transistor;
• and
• a second capacitor including a first electrode connected to the gate of the CCG driving transistor, and a second electrode which receives the PWM signal generated by the PWM circuit;
• and
• a light-emitting element configured to emit light based on the emission current;
• a scan driver configured to provide scan signals to each of the plurality of pixels;
• an emission driver configured to provide an emission signal to each of the plurality of pixels;
• a sweep driver configured to provide a sweep voltage to each of the plurality of pixels;
• a data driver configured to provide the PWM data voltage and a CCG data voltage to each of the plurality of pixels;
• and
• a controller configured to control the scan driver, the emission driver, the sweep driver and the data driver.