The present image generator visually suppresses a gap between two adjacent reflective surfaces of a reflective display. The image generator comprises memory and a processor. The memory stores position of the gap on the reflective display. The processor analyses a stream of images to be displayed on the reflective display and determines corresponding lighting data alongside the gap. The processor further controls at least one lighting unit located behind a seam inserted in the gap based on the determined lighting data.

An image display device includes: a light source configured to change the amount of light, depending on a driving current; and a control unit configured to, when a change is made from a first gradation value to a second gradation value, control the driving current at the second gradation value, depending on a time period for which the first gradation value is set.

A light regulation method is described that includes: obtaining actual brightness of light of a first color in a pixel unit, based on brightness and color coordinate of a pinhole light-emitting area, brightness and color coordinate of a first sub-pixel light-emitting area in the pixel unit, and relative position information of the pinhole light-emitting area and the pixel unit; obtaining standard brightness of the light of the first color in the pixel unit under a preset gray-scale white balance, based on the color coordinates of the first sub-pixel light-emitting area, a second sub-pixel light-emitting area and a third sub-pixel light-emitting area; and comparing the actual brightness with the standard brightness of the pixel unit, and changing the brightness of the first sub-pixel light-emitting area until the actual brightness of the light of the first color in the pixel unit is equal to the standard brightness of the light of the first color.

A luminance correction system includes an image pickup device configured to pick up a test image and generate pickup data, a parameter calculation device configured to calculate a first target luminance that is a maximum luminance of a reference area in a display panel and a detected maximum luminance that is a luminance of a correction target sub-pixel based on the pickup data with respect to a maximum grayscale, determine a second target luminance by correcting the first target luminance, and calculate correction parameters, and a display device including the display panel, the display device configured to compensate the input grayscale of the correction target sub-pixel to a target grayscale based on the correction parameters and generate a data voltage by adjusting upward a gamma voltage corresponding to the target grayscale.

Methods and apparatuses are provided for a multi-mode display. In one embodiment, a multi-mode display comprises an array of light sensing and emitting units (LSEUs), a decoder configured to generate addresses for accessing one or more LSEUs in the array of LSEUs, and a controller configured to control the array of LSEUs using the addresses, where each LSEU in the array of LSEUs comprises a light sensing and emitting component (LSEC), an emitting circuit configured to generate light using the LSEC, and a sensing circuit configured to detect light using the LSEC.

The present disclosure provides a display drive method for driving a 3D display device. The method comprises: dividing a first view and a second view to be displayed into a plurality of theoretical pixel units, respectively, and determining a respective gray value corresponding to a color of each type of subpixels in original display information corresponding to each theoretical pixel unit; and for each subpixel of each view, determining brightness of the subpixel based on respective gray values corresponding to the color of the subpixel in the original display information corresponding to respective theoretical pixel units which are covered by a rectangular sampling region of the subpixel and belong to the view. The present disclosure further provides a display drive apparatus and a method and apparatus for generating a sampling region.

The present disclosure provides an organic light-emitting diode (OLED) display substrate. The OLED display substrate includes a plurality of pixel regions for displaying images; and a plurality of image recognition regions for recognizing a pattern of a light-reflecting surface structure, each image recognition region including a photoresistor.

The invention relates to a display device, and discloses a 3D display device and its driving method and device. The display device comprises a pixel array and a raster, the pixel array comprises multiple columns of sub-pixel groups, each column of sub-pixel groups comprises M*N sub-pixels, wherein M is the number of color categories, and N is a positive integer greater than 3; each sub-pixel has a rectangular shape, and the odd columns of sub-pixel groups and the even columns of sub-pixel groups are set staggerly; the display device comprises multiple occluding rectangles arranged in a regular array, wherein occluding rectangles in neighboring columns are set staggerly in the column direction, and occluding rectangles in columns separated by a column are symmetrically set relative to the column between them in the row direction.

According to an aspect, a display apparatus includes: a plurality of light sources; a display device that includes a display area provided with n.sub.1 pixels and that is irradiated with light from the light sources; a light source controller controlling an operation of the light sources; and a display controller controlling an output gradation value of part or all of the pixels. The display area includes a plurality of partial areas, the partial areas corresponding to the light sources on a one-to-one basis. The light source controller determines the amount of light emitted from each light source corresponding to a corresponding one of the partial areas based on luminance of light required for the corresponding partial area. The display controller performs first correction and second correction when the amounts of light emitted from two light sources corresponding to two adjacent partial areas are different.

The present disclosure provides a system and method for adjusting luminance of a display screen, the method comprising: obtaining a current luminance value of each pixel in a preset grayscale image of a display screen, wherein the preset grayscale is any grayscale lower than a preset grayscale threshold; determining a target luminance value of each pixel; adjusting luminance of some or all of the pixels according to the current luminance value and the target luminance value of each pixel, so that a luminance value of each pixel reaches the target luminance value.