Abstract: The present invention provides a smart interactive board, a display method therefor, and a readable storage medium.

Abstract: The disclosure provides an image data transmission device including: receiving sub-circuit, writing control component, and reading control component. The disclosure further provides an image data transmission method, including: in response to the receiving sub-circuit being in locked state, receiving, by receiving sub-circuit, image data sent by a mainboard, and writing, according to a first frame synchronous signal, the image data received from the mainboard in each clock cycle of the first frame synchronous signal into a frame of a memory, reading, according to a second frame synchronous signal, a frame from the memory in each clock cycle of the second frame synchronous signal; sending each frame read from the memory to a display component; and in response to the receiving sub-circuit being in unlocked state, stopping writing the image data into the memory. The disclosure further provides an electronic apparatus, a computer-readable medium and a display system.

Abstract: The present invention provides a smart interactive board, a display method therefor, and a readable storage medium.

Abstract: A method and apparatus for generating an unordered list, a method for managing images and a terminal device are disclosed. The method for generating the unordered list includes: randomly acquiring a first element from an ordered list and inserting the first element into the unordered list; cycling the execution of the following steps in a case where a number of current elements in the unordered list is smaller than a sum of elements in the ordered list: determining whether a position at which the first element is located is an edge position in the ordered list and randomly acquiring a second element from the ordered list based on a determining result, and randomly acquiring a target position from the unordered list and inserting the second element into the target position in the unordered list; and ending the cyclic execution in a case where the number of the elements in the unordered list is equal to the sum of the elements in the ordered list.

Abstract: A method and apparatus for generating an unordered list, a method for managing images and a terminal device are disclosed. The method for generating the unordered list includes: randomly acquiring a first element from an ordered list and inserting the first element into the unordered list; cycling the execution of the following steps in a case where a number of current elements in the unordered list is smaller than a sum of elements in the ordered list: determining whether a position at which the first element is located is an edge position in the ordered list and randomly acquiring a second element from the ordered list based on a determining result, and randomly acquiring a target position from the unordered list and inserting the second element into the target position in the unordered list; and ending the cyclic execution in a case where the number of the elements in the unordered list is equal to the sum of the elements in the ordered list.

Abstract: A shopping cart charging device, a charging system, an escalator and a shopping cart is disclosed. The shopping cart charging device includes a charging electrode configured to be disposed on a wheel of a shopping cart. The charging electrode is configured to allow electrical connection with a power supply electrode disposed on an escalator, so as to charge the shopping cart.

Abstract: A display device includes a frame, a display module is provided in the frame, a plurality of press sheets for fixing the display module are provided around the display module. Each press sheet is provided with a positioning part which limits a position of the press sheet in a direction parallel to a display surface of the display module.

Abstract: A shopping cart charging device, a charging system, an escalator and a shopping cart is disclosed. The shopping cart charging device includes a charging electrode configured to be disposed on a wheel of a shopping cart. The charging electrode is configured to allow electrical connection with a power supply electrode disposed on an escalator, so as to charge the shopping cart.

Abstract: The present disclosure provides a distance measuring device, a distance measuring system and a distance measuring method. The distance measuring device includes a finger sleeve assembly and a communication component. The finger sleeve assembly includes a first interphalangeal joint and a second interphalangeal joint that is rotatable connected to the first interphalangeal joint. The communication component is disposed on the finger sleeve assembly and is configured to transmit and/or receive a ranging signal.

Abstract: The present disclosure relates to the field of display technology, and provides a display panel and a display assembly. The display panel includes a front surface, a back surface arranged opposite to the front surface, and a side surface between the front surface and the back surface. The front surface includes a display region. At least one first clamping structure is arranged at the side surface of the display panel. The first clamping structure includes a first protrusion and a first elastic structure, and the first protrusion is arranged on the corresponding first elastic structure.

Abstract: A display device includes a frame, a display module is provided in the frame, a plurality of press sheets for fixing the display module are provided around the display module. Each press sheet is provided with a positioning part which limits a position of the press sheet in a direction parallel to a display surface of the display module.

Abstract: An electronic price tag, an electronic price tag system, and a method of updating an electronic price tag. The electronic price tag includes a reed switch sensor and a processor. The reed switch sensor is configured to sense a magnetic field adjacent to the electronic price tag to generate an output signal. The processor is configured to: receive the output signal of the reed switch sensor, convert the output signal into information indicating whether the electronic price tag is normal, and send the information indicating whether the electronic price tag is normal.

Abstract: Provided are a mouse and a controlling method thereof, and a computer-readable storage medium, in the field of electronic device technology. The mouse includes an upper cover and two mouse halves, wherein a scroll wheel assembly is located between the two mouse halves, each of the mouse halves has a keypad and a joystick located inside the mouse, the joysticks on the two mouse halves are movably connected to the scroll wheel assembly respectively, the mouse further comprises at least one position adjusting part each connected to the scroll wheel assembly and one of the mouse halves; the at least one position adjusting part is configured for controlling the two mouse halves to move toward or away from each other.

Abstract: The present disclosure relates to the field of display technology, and provides a display panel and a display assembly. The display panel includes a front surface, a back surface arranged opposite to the front surface, and a side surface between the front surface and the back surface. The front surface includes a display region. At least one first clamping structure is arranged at the side surface of the display panel. The first clamping structure includes a first protrusion and a first elastic structure, and the first protrusion is arranged on the corresponding first elastic structure.

Abstract: An electronic price tag, an electronic price tag system, and a method of updating an electronic price tag. The electronic price tag includes a reed switch sensor and a processor. The reed switch sensor is configured to sense a magnetic field adjacent to the electronic price tag to generate an output signal. The processor is configured to: receive the output signal of the reed switch sensor, convert the output signal into information indicating whether the electronic price tag is normal, and send the information indicating whether the electronic price tag is normal.

Abstract: The disclosure provides a focusing method of optical machine of projector, a focusing device and an optical machine. The focusing method comprises steps of: detecting deformation amount of lens of an optical machine; and controlling and adjusting a focal length of the lens of the optical machine according to the deformation amount of the lens of the optical machine. In the he focusing method, by detecting the deformation amount of the lens of the optical machine in real time and controlling to adjust the focal length of the lens of the optical machine in real time according to the deformation amount of the lens of the optical machine, the adjustment precision of the focal length of the lens of the optical machine can be greatly improved.

Abstract: A portable sunscreen applying apparatus and a sunscreen application reminding method are provided, and the portable sunscreen applying apparatus includes: an ultraviolet processing device and a sunscreen accommodating device connected with the ultraviolet processing device, the sunscreen accommodating device is configured for accommodating sunscreens of different protection levels; the ultraviolet processing device includes: an ultraviolet detecting unit, for detecting current ultraviolet and obtaining an intensity of the current ultraviolet; and a sunscreen application reminding unit, for issuing a warning reminder of one of the sunscreens of the protection level corresponding to the intensity of the current ultraviolet. The ultraviolet processing device and the sunscreen accommodating device are provided together, the intensity of the current ultraviolet is detected by the ultraviolet detecting unit in the ultraviolet processing device, and the user is reminded to use the appropriate sunscreen.

Abstract: Provided are a mouse and a controlling method thereof, and a computer-readable storage medium, in the field of electronic device technology. The mouse includes an upper cover and two mouse halves, wherein a scroll wheel assembly is located between the two mouse halves, each of the mouse halves has a keypad and a joystick located inside the mouse, the joysticks on the two mouse halves are movably connected to the scroll wheel assembly respectively, the mouse further comprises at least one position adjusting part each connected to the scroll wheel assembly and one of the mouse halves; the at least one position adjusting part is configured for controlling the two mouse halves to move toward or away from each other.

Abstract: The present disclosure provides a distance measuring device, a distance measuring system and a distance measuring method. The distance measuring device includes a finger sleeve assembly and a communication component. The finger sleeve assembly includes a first interphalangeal joint and a second interphalangeal joint that is rotatable connected to the first interphalangeal joint. The communication component is disposed on the finger sleeve assembly and is configured to transmit and/or receive a ranging signal.

Abstract: The present disclosure provides a system for generating a mask pattern, a method for generating a mask pattern, and an exposure system. According to an embodiment of the present disclosure, the system for generating a mask pattern comprises: a mask pattern provision device configured to provide a mask pattern signal via a wired or wireless network; a mask pattern transmission device configured to process the mask pattern signal provided by the mask pattern provision device to generate mask pattern information, and to transmit the generated mask pattern information over a Radio Frequency Identification (RFID) signal; and a mask pattern generation device configured to generate a mask pattern corresponding to the mask pattern information based on the mask pattern information and display the generated mask pattern.