US Patent 11004904 Display apparatus and driving method of display panel

A display apparatus includes a display panel comprising a plurality of light emitting elements, a panel driver configured to drive the display panel by applying a current to the plurality of light emitting elements, a memory configured to store luminance information according to a current of the light emitting elements, and a processor configured to determine a target luminance of the light emitting elements based on a gray level of an image, and to control the panel driver to drive the display panel by adjusting a current applied to the light emitting elements based on the target luminance and information stored in the memory and adjusting a duty to which the adjusted current is applied.