7results about How to "Reduce brightness difference" patented technology

Disclosed is a display device including: a display panel including a display area provided with pixels and a non-display area provided around the display area; and at least one gate driver configured to apply a scan signal and a light emission signal to the pixels. The compensation capacitor is short-circuited during the light emission period, but is applied with a DC voltage during at least one other driving period.

A display panel, its driving method, and a display device are disclosed. The display panel has a display area, which includes multiple sub-pixel areas. The display panel includes multiple first sub-pixels, multiple second sub-pixels, multiple scan lines, and multiple data lines. At least one first sub-pixel and one second sub-pixel are distributed within each sub-pixel area. The first sub-pixels and second sub-pixels located within the same sub-pixel area are connected to the same scan line or to different scan lines respectively. The first sub-pixels and second sub-pixels located within the same sub-pixel area are respectively connected to different data lines. The second sub-pixel can compensate for the brightness of the sub-pixel area when the brightness of the displayed image is below a first set value.

The invention provides a display device, which comprises a plurality of pixel units, each pixel unit comprises a first color sub-pixel, a second color sub-pixel, a third color sub-pixel and a third color sub-pixel, the plurality of pixel units comprise a first pixel unit and a second pixel unit, in a first display mode, the first pixel unit emits light and the second pixel unit does not emit light, and in a second display mode, the second pixel unit does not emit light. In the first display mode, the first pixel unit emits light, or both the first pixel unit and the second pixel unit emit light, in the second display mode, the first pixel unit does not emit light, the second pixel unit emits light, the first pixel unit and the second pixel unit are adjacent in the first direction, the first color sub-pixel and the second color sub-pixel of the first pixel unit are located in the jth column, and the second color sub-pixel of the second pixel unit are located in the jth column. The third color sub-pixels of the first pixel units are located in the (j + 1) th column, the third color sub-pixels of the second pixel units are located in the jth column, the first color sub-pixels and the second color sub-pixels of the second pixel units are located in the (j + 1) th column, and j is a positive integer. According to the display device, the view angle symmetry of the first pixel units is improved.

The utility model relates to the technical field of LED light sources, in particular to a copper bar power supply structure of an LED light source and a line light source lamp. The copper bar power supply structure comprises an LED chip set, a power supply patch set and a copper bar. The LED chip set comprises at least two LED chips arranged in the first direction. The power supply patch group comprises at least two power supply patches arranged in the first direction, the power supply patch group is located on at least one side of the LED chip group, and the power supply patches are electrically connected with the LED chips; the copper bars are attached to and electrically connected with the multiple power supply patches located on the same side and connected with the power source positive electrode or the power source negative electrode. According to the copper bar power supply structure of the LED light source, the plurality of LED chips are supplied with power through the copper bars, and the voltage difference among the LED chips can be reduced, so that the brightness difference among the LED chips is reduced, and the uniformity of overall illumination is improved.

The invention relates to laminated glass, a skylight assembly and a vehicle. The laminated glass comprises a first glass layer, a second film layer and a second glass layer which are stacked in sequence; the first glass layer is provided with a first pattern; the second film layer is provided with a second pattern; and the width of the line of the second pattern is gradually reduced from the center to the edge of the second film layer. According to the laminated glass, the uniformity of the overall brightness of the laminated glass can be improved.

The application provides a display substrate, a display panel and a display device, relates to the technical field of display, and can reduce the luminance difference problem of different columns of pixels. The display substrate comprises: data lines extending along a first direction; gate lines extending along a second direction, the gate lines intersecting the data lines to form a pixel area; first semiconductor connecting parts and second semiconductor connecting parts, the orthographic projections of the first semiconductor connecting parts and the second semiconductor connecting parts on a substrate layer all overlap the orthographic projection of the gate lines on the substrate layer; first pixel electrodes and second pixel electrodes are arranged in the pixel area, the first semiconductor connecting parts are electrically connected to the first pixel electrodes through first electrode lead lines, the second semiconductor connecting parts are electrically connected to the second pixel electrodes through second electrode lead lines, the first semiconductor connecting parts and the second semiconductor connecting parts are connected to the same data line, the length of the first electrode lead lines along the second direction is less than the length of the second electrode lead lines along the second direction; the distance between the first electrode segments and the nearest gate lines is less than the distance between the second electrode segments and the nearest gate lines.

The application relates to the technical field of image processing, in particular to a clinical ultrasonic image auxiliary screening system based on deep learning. The system comprises an ultrasonic image preprocessing module, a lesion region segmentation module, an image lesion labeling module and a lesion auxiliary screening module, can acquire clinical ultrasonic images and carries out gray processing and neighborhood gray balance processing, so as to generate clinical ultrasonic balanced images; carries out pixel normalization and lesion region segmentation based on tissue boundary blur on the clinical ultrasonic balanced images, so as to generate clinical ultrasonic image lesion region blocks; carries out image lesion labeling through the clinical ultrasonic image lesion region blocks, so as to generate a clinical ultrasonic lesion labeling image set; constructs an image lesion auxiliary screening model and carries out lesion auxiliary screening, so as to output the lesion position, lesion type and lesion severity corresponding to the lesion existing on the clinical ultrasonic image. The application can realize accurate analysis of clinical ultrasonic images, so as to assist in efficiently completing lesion screening.