A display device in one example includes a substrate composed of a first subpixel, a second subpixel, a third subpixel and a fourth subpixel. The substrate has a light emission area and a non-light emission area for each of the first to fourth subpixels. The display device further includes a thin film transistor disposed in each of the non-light emission areas of the substrate, a protective layer disposed on the thin film transistors, a color filter disposed on the protective layer and disposed in a light emission area of each of the first to third subpixels, an optical filter layer disposed on the color filter and including first to third absorbent materials, and a light emitting element disposed on the optical filter layer.

An electronic device is provided. The electronic device includes a display including a plurality of pixels, and a processor, each of a plurality of pixels may include a plurality of sub pixels, the plurality of sub pixels may include first type pixels including first type sub pixels observed at a first viewing angle, and second type pixels being adjacent to the first type pixels and including second type sub pixels observed at a second viewing angle that is smaller than the first viewing angle, and the processor configured to, for a plurality of groups including first type pixels and second type pixels, perform a control such that turn-on ratios of the first type pixels and the second type pixels in, a plurality of groups, a first group are different from turn-on ratios of those of, among the plurality of groups, a second group that is different from the first group.

A display apparatus includes a display panel including: a pixel array in which pixels including a plurality of light-emitting elements are arranged in a plurality of row lines and sub-pixel circuits provided for each of the plurality of light-emitting elements and providing a driving current to the light-emitting elements. The display apparatus also includes a drive unit is configured to: set image data voltages to the sub-pixel circuits of the display panel in a row line order during a data setting period for each row line; and drive the sub-pixel circuits to provide the driving current to the light-emitting elements of the pixel array in the row line order based on a sweep signal sweeping from a first voltage to a second voltage and the set image data voltages during a light-emitting period for each row line.

In a data processing system that includes a field sequential colour display, when displaying a frame that is to be transformed based on a predicted view orientation on the field sequential colour display, each colour field to be displayed on the display for the frame is transformed based on a predicted view orientation for that particular colour field, such that each colour field will be subjected to a different view orientation transformation to the other colour fields for the frame. The so-transformed colour fields are then displayed sequentially on the display to display the frame.

A display apparatus includes a first pixel circuit and a second pixel circuit. The first pixel circuit includes a first driving transistor and a first storage capacitor having a first lower storage electrode connected to a gate of the first driving transistor and a first upper storage electrode overlapping the first lower storage electrode. The second pixel circuit includes a second driving transistor and a second storage capacitor including a second lower storage electrode connected to a gate of the second driving transistor and a second upper storage electrode overlapping the second lower storage electrode. A second overlapping area of the second lower storage electrode and the second upper storage electrode is about twice to about four times a first overlapping area of the first lower storage electrode and the first upper storage electrode.

A display device includes a display panel and a driving circuit that receives an input image signal and provides an output image signal corresponding to the input image signal to the display panel. The driving circuit includes an edge and slope detector that detects an edge of the input image signal, and determines an angle between the edge and a virtual line parallel to a first direction, a weight calculator that determines a weight, based on the edge and the angle, and a rendering module that compensates for the input image signal, based on the weight, and outputs the output image signal. The weight is determined through an arithmetic operation between the edge and the angle.

A video reproduction device includes a calibration image generator configured to generate calibration images to be displayed by a display and a display device; a receiver configured to receive, from an image capturing device, a captured image in which the calibration image displayed by the display and the calibration image displayed by the display device are captured or information generated on the basis of the captured image; a corrected data calculator configured to calculate color-component-corrected data from a color component difference between the calibration image displayed by the display and the calibration image displayed by the display device; and a second video signal output configured to perform color correction on a video signal representing the same video as the video signal that is output to the display according to the corrected data obtained by the corrected data calculator and output a color-corrected video signal to the display device.

A display apparatus includes: a sensor substrate including a first area and a second area; a plurality of sensors at the first area and not at the second area; a display panel on the sensor substrate, the display panel including a first display area corresponding to the first area, and a second display area corresponding to the second area, the first display area including a pixel area and a non-pixel area; at least one subpixel at the pixel area and no subpixels at the non-pixel area; and a display panel driver to control a driving signal of the first display area and a driving signal of the second display area according to a ratio between the pixel area of the first display area and the non-pixel area of the first display area.

A pixel circuit includes: a first transistor including a gate electrode connected to a first node, a source electrode connected to a first power line, and a drain electrode connected to a second power line; a light emitting element connected between the first transistor and the first or second power line; a second transistor connected between a data line and the first node, and including a gate electrode connected to a first scan line; a first capacitor connected between the first node and the source electrode of the first transistor; a third transistor connected between the first node and the first power line, and including a gate electrode connected to a second node; a fourth transistor connected between the second node and the data line, and including a gate electrode connected to a second scan line; and a second capacitor connected between the second node and a first control line.

The disclosure provides a voltage adjustment method and a voltage adjustment device for a display panel, and a display device. The method includes: detecting whether an absolute value of a difference between a first gray scale data of a first sub pixel and a second gray scale data of a second sub pixel in a static picture area is larger than a preset gray scale threshold; if so, acquiring the first gray scale data; and inputting a target data voltage to the data line according to the first gray scale data, to adjust an original pixel voltage to the first sub pixel into a target pixel voltage and to cause an absolute value of a difference between a first voltage difference in the positive frame and a second voltage difference in the negative frame to be smaller than a preset voltage difference threshold.