Abstract: A display device, a sound producing control method, a method and device for determining parameters. The display device includes a plurality of exciters arranged on the display panel, the display panel producing sound on a screen through the plurality of exciters; wherein, the plurality of the exciters are formed as at least one sound producing unit, each sound producing unit includes at least two exciters, and each exciter in the same sound producing unit is connected to a same audio signal input end, in one sound producing unit, a signal filter is provided on an audio transmission line from the audio signal input end to at least one exciter, and used for low frequency compensation of a sound produced by the entire sound producing unit.

Abstract: A path planning method and a biped robot using the same are provided. The method includes: generating a candidate node set for a next foot placement based on a biped robot's own parameters and joint information of a current node, adding valid candidate nodes in the candidate node set to a priority queue so as to select optimal nodes for realizing next node expansion. These optimal nodes are output to generate a foot placement sequence from an initial node to a target node, which can greatly reduce the search amount for path nodes when the robot's legs intersect and touch the ground, thereby improving the efficiency of path planning.

Abstract: Disclosed is a backlight diffusion parameter generation method, including: selecting and measuring illumination diffusion data of at least one of multiple light emitting regions, wherein the illumination diffusion data includes brightness data of multiple pixels on a display panel and distance data between positions corresponding to multiple pixels and a position where an illuminated light emitting region is located when only one light emitting region is illuminated; preprocessing the illumination diffusion data to obtain an effective pixel; performing function fitting according to data corresponding to multiple effective pixels to obtain a point spread function representing a relationship between diffusion brightness and a diffusion distance; storing a backlight diffusion parameter lookup table, which includes multiple diffusion distance bonding points and diffusion brightness corresponding to each of the diffusion distance bonding points, and also includes a diffusion slope between two adjacent diffusion di

Abstract: Disclosed is a backlight diffusion parameter generation method, including: selecting and measuring illumination diffusion data of at least one light emitting region in a plurality of light emitting regions, the illumination diffusion data includes brightness data of a plurality of pixels on a display panel and distance data between positions corresponding to the plurality of pixels and a position where an illuminated light emitting region is located when only one of the light emitting regions is illuminated; preprocessing the illumination diffusion data to obtain an effective pixel; performing function fitting according to data corresponding to a plurality of effective pixels to obtain a point spread function representing a relationship between diffusion brightness and a diffusion distance; and storing a backlight diffusion parameter lookup table, which includes a plurality of sub-tables, each sub-table corresponds to one or more light emitting regions affected when only one light emitting region is illuminat

Abstract: The disclosure provides a light detection substrate, a manufacturing method thereof and a light detection apparatus. The light detection substrate includes a plurality of light detection units, each of the light detection units includes a first electrode, a second electrode and a photoelectric conversion layer, a spacer region exists between orthographic projections of the first electrode and the second electrode on a substrate, the photoelectric conversion layer is provided with at least one opening, and an orthographic projection of the at least one opening on the substrate is located in the spacer region.

Abstract: Disclosed are a method and device for detecting system failure, a computer device, and a storage medium. The method includes obtaining, when a system to be detected is powered on or off, a real-time voltage oscillation signal acquired by a voltage sensor arranged in a detection circuits of the system. The detection circuit is a circuit where a source and drain of a switching device in the system are located. A degradation trend of the system is determined according to the real-time voltage oscillation signal and a reference voltage oscillation signal corresponding to the detection circuit of the system. A failure detection for the system is performed according to the degradation trend of the system.

Abstract: An image processing method based on a dither algorithm and a display device are disclosed. The method includes: obtaining a to-be-displayed image, and determining a first region and a second region of the to-be-displayed image, where the first region and the second region are determined according to a coverage range of a visual field of a user on a display screen; determining a first dither algorithm corresponding to the first region and a second dither algorithm corresponding to the second region, where parameter matrices the first dither algorithm and the second dither algorithm are different; and obtaining a rendered image of the to-be-displayed image by rendering the first region according to the first dither algorithm and rendering the second region according to the second dither algorithm, and displaying the rendered image on the display screen.

Abstract: Disclosed are a method and device for detecting system failure, a computer device, and a storage medium. The method includes obtaining, when a system to be detected is powered on or off, a real-time voltage oscillation signal acquired by a voltage sensor arranged in a detection circuits of the system. The detection circuit is a circuit where a source and drain of a switching device in the system are located. A degradation trend of the system is determined according to the real-time voltage oscillation signal and a reference voltage oscillation signal corresponding to the detection circuit of the system. A failure detection for the system is performed according to the degradation trend of the system.

Abstract: A display compensating method, display compensating device, and display device are provided, which relates to field of display and addresses the issues of poor screen uniformity, grayscale relationship change of sub-pixel due to ambient temperature change, and display screen brightness affected by ageing offset of threshold voltage corresponding to the sub-pixel. The display compensating method is applied to the display device, including: converting a received grayscale signal into a brightness signal; performing an optical compensation on a display brightness of the display device based on the brightness signal; converting a corresponding brightness signal on which the optical compensation is performed into a voltage signal; compensating for a threshold voltage corresponding to each sub-pixel in the display device based on the voltage signal; and compensating for operating parameters of the display device for the display device at different operating temperatures.

Abstract: An image display method includes: obtaining image data of a target image, and obtaining an initial sampling value of a first screen according to the image data, wherein the initial sampling value includes region sampling values of at least two target regions in the first screen, and the region sampling values include a previous region correction value and a current region sampling value; correcting the current region sampling value in a target region sampling value, based on a mapping relationship between the previous region correction value and the target region sampling value, to obtain first data; and determining second data corresponding to a second screen according to the first data, to realize displaying of the target image in a stacked screen according to the first data and the second data, wherein the stacked screen is formed by the first screen and the second screen in an overlapped manner.

Abstract: A dimming method for a display panel is provided, including: acquiring image data of an image to be displayed; determining initial dimming pixel data of each of dimming pixels according to the image data; determining a dimming pixel to be filtered in the dimming screen according to the initial dimming pixel data of each of dimming pixels; determining a first filtering region according to the determined dimming pixel to be filtered; determining a filtering parameter of each of dimming pixels in the first filtering region according to a relationship between each of dimming pixels in the first filtering region and initial dimming pixel data of each of dimming pixels in the first filtering region; and updating dimming pixel data of the dimming pixel to be filtered according to the filtering parameter of each of dimming pixels in the first filtering region, so as to obtain updated dimming pixel data.

Abstract: A photo booth having a supporting stage includes the supporting stage, a rotatable shooting stand, and a driving assembly. The driving assembly is configured to drive the rotatable shooting stand to circumferentially rotate around the supporting stage. The supporting stage includes an upper cover and a reinforcement frame, and the reinforcement frame includes reinforcement ribs diverging from an central portion of the reinforcement frame to an edge of the reinforcement frame. The upper cover detachably covers the reinforcement frame; or the upper cover covers the reinforcement frame and the upper cover and the reinforcement frame are integrally formed; or the upper cover covers the reinforcement frame and the upper cover is welded to the reinforcement frame. The reinforcement frame includes a supporting ring, supporting rods, and a connecting portion. The supporting ring is generally annular.

Abstract: Provided is a method for displaying an image, including acquiring a first target image with a third resolution and a second target image with a fourth resolution; determining a reference grayscale value of each of the backlight sections based on grayscale values of respective pixels in the first image region corresponding to the backlight section; determining grayscale values of respective pixels in a first display image based on grayscale values of respective pixels in the first target image; determining grayscale values of respective pixels in a second display image; driving each of the backlight sources to emit light based on the reference grayscale value of the backlight section where the backlight source is disposed; driving the first display panel to perform display based on the first display image; and driving the second display panel to perform display based on the second display image.

Abstract: A linewidth measurement method and apparatus, a computing and processing device, a computer program and a computer readable medium are provided for measuring a width of a line.

Abstract: The present disclosure provides a method for forming a via hole in a flexible substrate, including: providing a base substrate and forming a de-bonding layer on the base substrate; forming a seed metal layer on the de-bonding layer, and patterning the seed metal layer to form a first conductive pattern; forming a first flexible substrate on the seed metal layer; forming a first mask layer on the first flexible substrate; and forming a first via hole in the flexible substrate though a dry etching process, the first via hole penetrating the first flexible substrate to expose a connection region of the first conductive pattern. The present disclosure further provides a method for filling a via hole in a flexible substrate.

Abstract: An image display method includes: obtaining image data of a target image, and obtaining an initial sampling value of a first screen according to the image data, wherein the initial sampling value includes region sampling values of at least two target regions in the first screen, and the region sampling values include a previous region correction value and a current region sampling value; correcting the current region sampling value in a target region sampling value, based on a mapping relationship between the previous region correction value and the target region sampling value, to obtain first data; and determining second data corresponding to a second screen according to the first data, to realize displaying of the target image in a stacked screen according to the first data and the second data, wherein the stacked screen is formed by the first screen and the second screen in an overlapped manner.

Abstract: An electronic device calculates an activeness ranking of all video call members based on factors such as a lasting time of a target sound intensity of a video call user within preset duration and an average value of sound intensities, and when a video call member in a non-display window is ranked higher than a video call member in a display window in the activeness ranking, interchanges the video call member in the non-display window with the video call member in the display window. A maximum interchange quantity L is set to limit a quantity of interchanges.

Abstract: The present disclosure provides a driving method of a display panel, including: determining a target region and a non-target region in the display panel; dividing the target region into a plurality of target sub-regions, and dividing the non-target region into a plurality of non-target sub-regions, wherein an area of the target sub-region is less than that of the non-target sub-region; determining brightness compensation values of each target sub-region and each non-target sub-region according to a gray scale value of each pixel in an input image; determining a compensated brightness of each pixel unit in the display panel according to the gray scale value of each pixel in the input image, the brightness compensation values of each target sub-region and each non-target sub-region; and driving each pixel unit in the display panel to emit light according to the compensated brightness of each pixel unit in the display panel.

Abstract: A photo booth having a supporting stage includes the supporting stage, a rotatable shooting stand, and a driving assembly. The driving assembly is configured to drive the rotatable shooting stand to circumferentially rotate around the supporting stage. The supporting stage includes an upper cover and a reinforcement frame, and the reinforcement frame includes reinforcement ribs diverging from an central portion of the reinforcement frame to an edge of the reinforcement frame. The upper cover detachably covers the reinforcement frame; or the upper cover covers the reinforcement frame and the upper cover and the reinforcement frame are integrally formed; or the upper cover covers the reinforcement frame and the upper cover is welded to the reinforcement frame. The reinforcement frame includes a supporting ring, supporting rods, and a connecting portion. The supporting ring is generally annular.

Abstract: The present disclosure provides a metal wire and a method for manufacturing the same. The method for manufacturing the metal wire includes: forming a metal bar on a substrate; forming a mask above the metal bar, a width of the mask being smaller than a width of the metal bar, and an orthographic projection of the mask on the substrate is within an orthographic projection of the metal bar on the substrate; and wet etching the metal bar to a saturation state under a protection of the mask to form a metal wire, a width of the metal wire being smaller than the width of the mask. The above method can form the metal wire with a high thickness and a narrow line width.