Display driving circuit and display device thereof

A display device comprising:

• a display panel including a plurality of pixels connected to a plurality of first data lines and a plurality of second data lines;
• a timing controller configured to output a first source control signal and a second source control signal;
• a first source driver circuit configured to
• output first source data to first pixels, of the plurality of pixels, connected to the plurality of first data lines in accordance with the first source control signal, and
• output a first feedback signal to the timing controller;
• and
• a second source driver circuit configured to
• output second source data to second pixels, of the plurality of pixels, connected to the plurality of second data lines in accordance with the second source control signal, and
• output a second feedback signal to the timing controller,
• wherein the timing controller is further configured to control a first internal clock of the first source driver circuit and a second internal clock of the second source driver circuit so that output spreading times at which image data is input to the plurality of first data lines and the plurality of second data lines do not overlap, by
• outputting the first internal clock to the first source driver circuit based on the first feedback signal, and
• outputting the second internal clock different from the first internal clock to the second source driver circuit based on the second feedback signal.

A display driving circuit comprising:

• a first source driver circuit including a plurality of output enable patterns, the first source driver circuit configured to output first image data to a plurality of first data lines of a display panel and output a first feedback signal;
• a second source driver circuit including the plurality of output enable patterns, the second source driver circuit configured to output second image data to a plurality of second data lines of the display panel and output a second feedback signal;
• and
• a timing controller configured to
• output a first source control signal to the first source driver circuit indicating a first output enable pattern of the plurality of output enable patterns,
• output a second source control signal to the second source driver circuit indicating a second output enable pattern, of the plurality of output enable patterns, different from the first output enable pattern,
• determine first output time points of the plurality of first data lines based on the first feedback signal and second output time points of the plurality of second data lines based on the second feedback signal, and
• control the first source driver circuit based on the first output time points and the second source driver circuit based on the second output time points such that a first output spreading time of the plurality of first data lines and a second output spreading time of the plurality of second data lines are different from each other.