Abstract: A display method, a displaying device, electronic equipment and a storage medium. The display method comprises: acquiring menu data, target display position data of the menu data on a display screen, and source data, wherein the source data includes N channels of first display data, and the first display data has a preset size; conducting format conversion on the menu data to obtain M channels of second display data with a preset size; fusing the first display data with the second display data according to the target display position to obtain third display data; and displaying the third display data on the display screen.

Abstract: A signal processing device is disclosed, which includes a plurality of channel receivers, a plurality of time code processors in one-to-one correspondence with the channel receivers, a timing generator, a signal processor and a transmitter, wherein each channel receiver is configured to parse an audio-video signal which has a data format defined by the SDI protocol and including a time code that characterizes time information. Each time code processor is configured to extract the time code from a parsed audio-video signal obtained by a corresponding channel receiver, and form first frame image data including a frame time code. The signal processor is configured to form an absolute frame output image based on multiple channels of the first frame of image data, frame time codes therein, and an internal clock signal generated by the timing generator. The transmitter is configured to transmit the absolute frame output image for display.

Abstract: Provided are a display module control system, a display apparatus, a control method, a computer device and a medium. The display module control system includes a display module, a display controller driving the display module and a bridge unit connecting the display module and the display controller, wherein the display controller is configured to output a first video signal according to an external video source; the bridging unit is configured to determine whether the display controller is in normal operation state according to the first video signal received, output the first video signal to the display module to play the first video signal when the display controller is in normal operation state, and output a second video signal pre-stored to the display module to play the second video signal when the display controller is not in normal operation state.

Abstract: The present disclosure provides a wireless charging device including a transmitting coil, a power collection component, a position acquiring component, a driving component and a control component. The transmitting coil is configured to transmit electrical energy to a receiving coil of a terminal. The power collection component is configured to acquire state parameters of the transmitting coil and the receiving coil in a charging state in real time. The position acquisition component is configured to acquire position information of the receiving coil sent by the terminal and position information of the transmitting coil. The driving component is configured to drive the transmitting coil to move. The control component is configured to control the driving component to drive the transmitting coil to move according to the position information of the receiving coil, the position information of the transmitting coil, and the state parameter.

Abstract: A control method for a human-computer interaction device, a human-computer interaction device, and a human-computer interaction system are described. The control method includes: capturing first voice information of a first object; identifying a second object related to the first voice information; acquiring first information related to the second object; and presenting the first information.

Abstract: A wireless charging device is configured to charge a terminal and includes a first transmitting coil and a second transmitting coil. The first transmitting coil and the second transmitting coil are in a layered distribution, and the second transmitting coil is movable between a first position and a second position along a direction perpendicular to a central axis of the second transmitting coil. When the second transmitting coil is located at the first position, an orthographic projection of the second transmitting coil on a preset plane partially coincides with an orthographic projection of the first transmitting coil on the preset plane, where the preset plane is perpendicular to the central axis. When the second transmitting coil is located at the second position, the orthographic projection of the second transmitting coil on the preset plane does not coincide with the orthographic projection of the first transmitting coil on the preset plane.

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 positioning control method includes: determining a position of a positioning object; determining, based on the position of the positioning object, at least one target positioning beacon whose distance to the positioning object satisfies a predetermined condition; and sending a prompt message to the target positioning beacon, wherein the prompt message is intended to instruct a positioning beacon to switch a broadcast frequency from a first frequency to a second frequency which is greater than the first frequency.

Abstract: A control method for a display device includes: receiving a user distance, and determining whether the user distance is smaller than a preset distance: if so, transmitting a first control command to a display screen to control the display screen to enter a local display state, and a second control command to a player to control the player to output local image data; receiving the local image data; and transmitting the local image data to the display screen. The user distance is a distance from the user to a reference surface in a direction perpendicular to the reference surface, and the reference surface is a display surface of the display screen or a plane parallel to the display surface. The preset distance is a minimum distance from the user to the reference surface in a case where the field of view of the user covers the entire active area.

Abstract: Embodiments of the present disclosure provide a power strip, including at least one socket, and a display unit configured to display information of a device plugged into the at least one socket. Through the display unit, the information of the device corresponding to the socket can be conveniently provided, preventing operating incorrectly.

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

Abstract: The present disclosure provides an optical communication drive circuit and method, an optical communication transmitter, an optical communication system, and a vehicle. The optical communication drive circuit includes a clock circuit and a modulation circuit. The clock circuit is configured to output a clock signal with an initial frequency signal as an input under control of information to be transmitted. The clock signal includes alternating first and second frequency signals, the first frequency signal and the second frequency signal having different frequencies and being generated based on the initial frequency signal; and the modulation circuit is configured to modulate an optical signal by the clock signal to obtain a modulated optical signal.

Abstract: Embodiments of the present disclosure provide a power strip, including at least one socket, and a display unit configured to display information of a device plugged into the at least one socket. Through the display unit, the information of the device corresponding to the socket can be conveniently provided, preventing operating incorrectly.

Abstract: A vehicle-mounted display control method includes: receiving, by a vehicle-mounted control device, a signal to be displayed transmitted by a signal source; converting, by the vehicle-mounted control device, the signal to be displayed into a relay data signal, and transmitting, by the vehicle-mounted control device, the relay data signal to a signal conversion circuit of a corresponding vehicle-mounted display assembly; and converting, by the signal conversion circuit, the relay data signal into a display drive signal, and outputting, by the signal conversion circuit, the display drive signal to at least one display screen of the vehicle-mounted display assembly, so as to drive the at least one display screen to display.

Abstract: A pneumatic device includes an outer ring (1) and a core body (3), at least one stage of secondary stroke flow channel (300) being provided between a nozzle (301) and an exhaust port (302) which are located at an outer ring surface of the core body (3); gas enters from an intake passage (31), is ejected in stages through the nozzle (301) and the secondary stroke flow channel (300) of the core body (3), acts on at least two driving recesses (11) in a circumferential direction of the outer ring (1), and generates a pushing force for the driving recesses (11) to push the outer ring (1) to rotate and do work, so as to achieve a power output, and finally, the gas is discharged from an exhaust passage (310) through the exhaust port (302) of the core body (3).

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.

Abstract: The present disclosure discloses a smart shopping cart, comprising a shopping basket provided with a cover plate which may be tilted toward the interior of the shopping basket to form an entrance; and the shopping cart further comprises a scanner configured to scan a barcode of a commodity placed on the cover plate to acquire an identity and/or a price of the commodity; a first scale configured to measure a weight of the commodity; a controller configured to generate settlement information of the commodity based on at least one of the identity, the price, and the weight of the commodity, and add the settlement information to a settlement list to update the settlement list; and a display comprising a first display area on which the settlement list is able to be displayed. The present disclosure further discloses a smart shopping system including the shopping cart described above.

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.

Abstract: A rolling deep groove ball bearing includes a bearing outer ring (1), a bearing inner ring (2), a plurality of large rolling balls (3) and special-shaped rollers (4), where the large rolling balls (3) and special-shaped rollers (4) are arranged between the bearing inner ring (1) and the bearing outer ring (2), and the large rolling balls (3) and the special-shaped rollers (4) are arranged at intervals. For the rolling deep groove ball bearing, the rolling balls (3) and the bearing raceway realize the pure rolling, where high linear velocity is subjected; the bearing capacity is large; the noise is low; the reliability is high and the service life is long. The deep groove ball bearing has no gap for installing balls and is simply assembled.