Disclosed in the present application are a color gamut mapping method, a color gamut mapping assembly, and a display device. The method includes: obtaining a first connection line between a white point and an original point of the original color gamut; obtaining a first mapping point in a target color gamut of an intersection point of the first connection line and the original color gamut; obtaining a second connection line between a reference point in the original color gamut and the first mapping point; obtaining color coordinates of a second mapping point of the original point in the target color gamut; obtaining a luminance value of the second mapping point according to the original point and the white point; and obtaining grayscale values of the second mapping point according to the color coordinates and the luminance value of the second mapping point.

Methods, systems, and media for modifying user interface colors are provided. In some embodiments, the method comprises: receiving a video and color palette information, wherein each color of the color palette information indicates a color of an element of a user interface in which the video is to be presented; identifying a first color for the element, wherein the first color corresponds to a first portion of the video; causing the first portion of the video to be presented, wherein the element of the user interface having the first color is presented; identifying a second color for the element, wherein the second color corresponds to a second portion of the video; and modifying an appearance of the element by changing the color of the element from the first color to the second color while presenting the second portion of the video.

Disclosed are a driving method including: acquiring a first preset scanning driving signal, a second preset scanning driving signal and a preset data driving signal, and shortening the driving time of the second preset scanning driving signal so as to shorten the driving time of the second preset scanning driving signal compared to the driving time of the preset data driving signal. The even-numbered column pixels in the first row and the odd-numbered column pixels in the second row in the driving period are driven by a first preset scanning driving signal, and the odd-numbered column pixels in the first row and the even-numbered column pixels in the second row in the driving period are driven by a second preset scanning driving signal.

Embodiments of the present disclosure relate to the technical field of displays, and disclose a screen correction method, an electronic device, and a computer-readable storage medium. The method comprises: acquiring a first display parameter of pixel points in at least two display regions of a target screen, wherein the first display parameter comprises first spectral tristimulus values; determining a target region in the display regions and determining a second display parameter of pixel points in a non-target region in the display regions according to the first display parameter, wherein the target region is a display region among the display regions where a luminance parameter meets a preset requirement, and the second display parameter comprises second spectral tristimulus values; converting the luminance parameter into a target display parameter with the type of the second spectral tristimulus values; and compensating the second display parameter based on the target display parameter.

An artificial intelligence apparatus for calibrating an output position of a display panel according to an embodiment includes a camera configured to capture an image displayed by the display panel; and a processor configured to: transmit a signal for outputting a position reference image to the display panel, receive, via the camera, a captured image for the display panel, calculate an output position offset for the display panel in a predetermined unit based on the position reference image and the captured image, determine an output position calibration value for the display panel using the calculated output position offset, and transmit the determined output position calibration value to the display panel.

A method of correcting input image data for a display device can include receiving input image data by a controller in the display device, a first portion of the input image data corresponding to a first region of a display panel in the display device and a second portion of the input image data corresponding to a second region of the display panel having a pixel density different than a pixel density of the first region; and correcting, by the controller, at least some of the input image data to generate corrected image data based on at least one white correction value or at least one monochromatic correction value.

Disclosed is a display device comprising: a display panel on which a plurality of pixels of different colors are arrayed; a power supply configured to supply a high-potential driving voltage to the display panel; and a data driver configured to calculate an average picture level of input image data, and generate a data voltage based on a compensation value for compensating for a voltage drop of the high-potential driving voltage based on the calculated APL, wherein the compensation value is independently set for each of the colors.

According to one embodiment, a display device includes a controller. The controller is configured to control voltages between the common electrode and pixel electrodes in first periods included in one frame period and control an operation of a light source in second periods included in the one frame period. The controller controls, in a first first period of the first periods included in the one frame period, the voltages between the common electrode and the pixel electrodes to write, following an immediately preceding one frame period, a video component of a same color as a color of a video component written by applying voltages between the common electrode and the pixel electrodes in a last first period of the first periods included in the immediately preceding one frame period.

A light emitting display device and driving method are disclosed. A light emitting display device includes a display panel including RGBW sub-pixels; a driver configured to drive the display panel; and a timing controller configured to control the driver, wherein W peak luminance derived by the W sub-pixels is higher than a sum of RGB peak luminances derived by the RGB sub-pixels when the display panel displays an image.

A display apparatus includes a first pixel including a light emitting device of a first color connected to a first data line and independently driven and a second pixel including a light emitting device of the first color connected to a second data line adjacent to the first data line and independently driven, wherein the first pixel and the second pixel are included in a first unit pixel, and the first pixel and the second pixel are alternately on-driven in a first period and a succeeding second period.