Abstract: The present disclosure provides a method and device of transmitting a video signal, a method and device of receiving a video signal, and a display device. The method of transmitting the video signal includes: acquiring the video signal, wherein the video signal contains a plurality of frame data; embedding configuration data for at least one frame data of the video signal in a previous invalid interval of the at least one frame data; and transmitting the video signal embedded with the configuration data.

Abstract: There is provided a data processor for a display device including a display panel having a first resolution. The data processor includes a first mode selector and a player. The first mode selector includes a distance detector, a comparator, and a transmission resolution adjustor. The distance detector may detect a current distance between a viewer and a display surface of the display panel. The comparator determines an amount of change of the current distance from a previous distance. The transmission resolution adjustor determines a second resolution according to a threshold range within which the previous distance falls and the amount of change. The player processes received external image data as intermediate data having the second resolution.

Abstract: The present disclosure relates to a smart shopping cart, a server, a smart shopping system, and a method. The smart shopping cart includes a shopping cart body, an image capturing unit, and a display unit. The image capturing unit is configured to capture an image of a user face, such that the server identifies the image of the user face to obtain user identity information, query a user consumption history database based on the user identity information to obtain user consumption history data, generate user consumption interest data according to the user consumption history data, and generate product push information according to the user consumption interest data. The display unit is configured to receive and display the product push information.

Abstract: A method of controlling backlight brightness, applicable to a display device including a backlight module having a plurality of dimming zones, includes: determining a target image display mode; determining a target filter core according to the target image display mode; obtaining initial backlight control data by acquiring initial backlight control values of respective dimming zones according to image data of respective image segments of a first image, wherein the respective image segments correspond to the respective dimming zones in a one-to-one correspondence; obtaining target backlight control data by performing smoothing-filtering on the initial backlight control data with the target filter core, wherein the target backlight control data comprises respective target backlight control values of the plurality of dimming zones; and controlling backlight brightness of the respective dimming zones according to the respective target backlight control values.

Abstract: Embodiments of the present disclosure relate to a method for determining an offset distance of a splicing screen in a multi-screen display system, a method for driving the multi-screen display system, and a related control apparatus. In the method for determining the offset distance of the splicing screen, a preset image is displayed in each of a plurality of splicing screens of the multi-screen display system. A feature point is determined in the preset image, and a position of the feature point of each splicing screen in the multi-screen display system is determined. Based on the positions of the feature points, at least one of a vertical offset distance and a horizontal offset distance of each splicing screen is determined.

Abstract: A parking management system and method including: a central control device configured to centrally manage the division and dispatch of a parking space; and at least one projection device configured to project and display the range of the parking space to assist the parking of a vehicle in response to the division and dispatch of the parking space by the central control device.

Abstract: The present disclosure provides an image processing method, apparatus and device, and an image display method. The image processing method includes: acquiring multiple images continuously photographed by a photographing device; performing eye contour extraction on each of the images, thereby acquiring eye contour image data; comparing multiple groups of eye contour image data of an identical eye contour, thereby acquiring optimal eye contour image data of each eye contour; and fusing multiple pieces of acquired optimal eye contour image data with a main image of the images, thereby obtaining a target image.

Abstract: The present disclosure provides an image processing method applied to a vehicle head-up display device, including: determining position information of a target object within a range of activity; acquiring a distortion parameter corresponding to the position information by looking up a table; and performing distortion correction processing on an image to be displayed according to the distortion parameter, so as to obtain a distortion corrected image.

Abstract: A lip language recognition method, applied to a mobile terminal having a sound mode and a silent mode, includes: training a deep neural network in the sound mode; collecting a user's lip images in the silent mode; and identifying content corresponding to the user's lip images with the deep neural network trained in the sound mode.

Abstract: A data processing device based on a programmable logic device is described that includes at least one function circuit configured to process input data; and at least one current smoothing circuit, each corresponding to one of the at least one function circuit, and configured to smooth a current change of the programmable logic device caused when a corresponding function circuit is switched between on and off. The current smoothing circuit includes a control circuit configured to generate a driving signal based on a switching manner of the function circuit corresponding to the current smoothing circuit; and a redundant circuit configured to operate according to the driving signal to smooth the current change. The control circuit includes a decoding control word generating circuit and a decoding circuit.

Abstract: A display driving device, a control method therefor, and a display apparatus.

Abstract: The present disclosure provides a smart window, a control method thereof, and a transport vehicle. The smart window may include a detector, a collector, a displayer and a processor. The detector is configured to detect whether a close-range scene exists. The collector is configured to collect position information of a human eye. The processor is connected to the detector and the collector, and configured to calculate coordinates of the close-range scene, calculate coordinates of the human eye according to the position information of the human eye, obtain a frame-extracted area according to the coordinates of the close-range scene and coordinates of the human eye, perform black insertion for pixels in the frame-extracted area in the displayer, and generate a display signal. The displayer is connected to the processor and configured to display according to the display signal.

Abstract: A trash sorting and recycling method, a trash sorting device and a trash sorting and recycling system are provided. The trash sorting and recycling method includes: acquiring a detection image of trash to be sorted; processing the detection image with a deep learning neural network to judge whether or not the trash to be sorted belongs to recyclable trash; if yes, sending a first control signal, to control to deliver the trash to be sorted into a recycling region; if no, sending a second control signal, to control to deliver the trash to be sorted into a non-recycling region.

Abstract: A signal adjustment method, a signal adjustment circuit, an image processing circuit and a display device are disclosed. The signal adjustment method is used for adjusting a display signal including an original clock signal and an original data signal, and the method includes: delaying the original clock signal by a first delay amount to obtain a reference clock signal; delaying the original data signal by a second delay amount to obtain a reference data signal; sampling the reference data signal with the reference clock signal to obtain a sampled data; comparing the sampled data with a reference data to obtain a comparison result; and adjusting a reference timing relationship according to the comparison result, and the reference timing relationship is a timing relationship between the reference clock signal and the reference data signal.

Abstract: The present disclosure provides a method for managing an article storage. The method includes recognizing user identity information, and associating the user identity information with a user identifier. The method includes obtaining first information on taking an article by a user, which includes an article identifier of the article, the user identifier of the user, an identifier of a location where the article is taken, and information on an action of taking the article by the user. The method includes obtaining second information on placing the article by the user, which includes the article identifier of the article, the user identifier of the user, an identifier of a location where the article is placed, and information on an action of placing the article by the user. The method includes classifying the action of placing the article by the user based on the first information and the second information.

Abstract: A splicing screen, a display method for a splicing screen and a display control apparatus are provided. The display method for a splicing screen includes: acquiring physical coordinates of a plurality of display screens constituting a splicing screen; adjusting a size of an image to be displayed to be equal to a size of a virtual display screen after the plurality of display screens are spliced, and acquiring a resolution of the image; respectively calculating pixel coordinates of each of the display screens according to the physical coordinates of the plurality of display screens and the resolution of the image; and distributing pixel data to each of the display screens according to the pixel coordinates of each of the display screens.

Abstract: The present disclosure provides a method and device for switching a display channel, a display driving device and a display device. The method includes: sending a first switching signal to a write controller of a current display channel when a switching instruction for switching from the current display channel to a target display channel is received; acquiring a frame address in which final write operation of data is completed, and taking the frame address as a first address and a next frame address as a second address; sending a second switching signal to a write controller of the target display channel; and sending a third switching signal to a read controller.

Abstract: The present disclosure provides a touch detection method for a touch splicing screen, including: obtaining the following parameters: sizes of each of the display units in a row direction and in a column direction, a width of each of the first splicing intervals, a width of each of the second splicing intervals, and physical position information of a touch point; determining whether the touch point is within an area of the splicing intervals according to the parameters; and calculating, when the touch point is beyond the area of the splicing intervals, a position of a pixel unit corresponding to the touch point according to a resolution of the touch splicing screen, a row number and a column number in an arrangement of the display units, and the parameters.

Abstract: A display method, a display device, an electronic equipment, and a computer readable storage medium are disclosed. The display method is suitable for a display device, and the display device is configured to display in a first display mode and in a second display mode. The display method includes: obtaining user image information; determining whether a user is currently in a fatigue state based on the user image information; and switching the display device from the second display mode to the first display mode and allowing the display device to display in the first display mode if the user is currently in the fatigue state. The first display mode is different from the second display mode.

Abstract: The present disclosure provides a data transmission method, includes: multiplying a frequency of a basic clock, so as to obtain a frequency-multiplied clock, in which a maximum number of high levels in the frequency-multiplied clock is greater than a maximum numerical value that the bit number can represent; removing an invalid bit width from the data to be transmitted, and determining a bit number of an effective bit width thereof and a numerical value represented by the effective bit width; determining a data period, according to the bit number of the effective bit width in the data to be transmitted; determining an actual number of high levels, according to a numerical value represented by the effective bit width in the data to be transmitted; and transmitting the data to be transmitted based on the frequency-multiplied clock, according to the data period and the actual number of the high levels.