Abstract: A speaker unit includes a substrate and multiple piezoelectric drivers disposed on the substrate, the multiple piezoelectric drivers being configured to generate respective acoustic waves having different frequency ranges. The speaker unit includes a housing integrally including multiple housing portions that house the respective piezoelectric drivers.

Abstract: Display panels are provided according to embodiments of the present disclosure. The display panel includes a substrate, anodes disposed on the substrate, and a pixel definition layer. The anodes include at least one first sub-anode and at least one second sub-anode adjacent to first sub-anode. A difference between a first distance between a side of the first sub-anode away from the substrate and the substrate and a second distance between a side of the second sub-anode away from the substrate and the substrate is greater than or equal to a thickness of the second sub-anode.

Abstract: The present invention relates to a semiconductor device. A semiconductor device, according to the present invention, comprises: a semiconductor substrate; an active layer disposed on the semiconductor substrate; a transistor disposed on the active layer, and at least one temperature-measuring sensor disposed on a partial region of the active layer. Therein: the transistor comprises a drain electrode, a source electrode and a gate electrode, disposed on the semiconductor substrate; and the active layer comprises a channel region formed between the source electrode and the drain electrode on the top of the semiconductor substrate.

Abstract: A solar cell is provided. The solar cell includes a semiconductor substrate. The front surface of the semiconductor substrate has a metal contact area and a non-metal contact area. A first tunneling layer, a first doped polysilicon layer and a first metal electrode are sequentially stacked on the metal contact area. The first metal electrode is electrically connected to the first doped polysilicon layer. A second tunneling layer, a second doped polysilicon layer and a second metal electrode are sequentially stacked on the back surface of the semiconductor substrate.

Abstract: A payment method applied to a merchant client device, includes receiving a first instruction for selecting a first payment method for a first order on a first selection page by a target user. In an interface of a merchant client device, an account confirmation page of a first wallet corresponding to the first payment method is displayed. A confirmation instruction sent by the target user based on the account confirmation page is received. A checkout page of the first wallet is displayed in the interface of the merchant client device. Identity verification information entered by the target user based on the checkout page is received. A first payment result page is displayed, where the first payment result page comprises at least a payment result corresponding to the first order.

Abstract: A cell control board includes a switch device, a detection device, a communication device, and a control device connected with each of the switch device, the detection device and the communication device. The switch device has a first terminal and a second terminal respectively as a first connection terminal and a second connection terminal of the cell control board. Each of the switch device and the detection device can be connected with a cell of a battery pack, and the detection device can detect cell information of the cell. The control device is configured to: transmit the cell information to a battery pack controller through the communication device; receive control instructions therefrom; and control the switch device to adjust, based on the control instructions, connection of the cell with the remaining cells of the battery pack through the first connection terminal and the second connection terminal.

Abstract: A method and apparatus for precoding a reconfigurable intelligent surface (RIS) are disclosed, the method is performed by a terminal device, including: determining a precoding matrix indicator (PMI) and an additional deflection phase angle for each RIS unit group in an RIS array according to channel information of the each RIS unit group; and sending first indication information, where the first indication information indicates the precoding matrix indicator and the additional deflection phase angle for the each RIS unit group.

Abstract: Embodiments of this disclosure provide a communication method and apparatus. The method includes: a central node obtains N indication parameters that are in a one-to-one correspondence with N distributed nodes, where a first indication parameter in the N indication parameters indicates a communication capability and a computing capability of a first distributed node, and the first distributed node is any node in the N distributed nodes, and determines M network parameters based on the N indication parameters, where the M network parameters are in a one-to-one correspondence with M distributed nodes in the N distributed nodes, and a first network parameter in the M network parameters indicates at least one of a communication configuration or a neural network architecture configuration of the first distributed node. The central node sends the M network parameters, where N and M are positive integers, and M is less than or equal to N.

Abstract: Provided are a collimator apparatus and a motion control method. The collimator apparatus includes a transmission assembly and at least two collimators. The transmission assembly is connected to the at least two collimators. The transmission assembly is configured to implement automatic switching of different collimators through rotation action.

Abstract: A correction device including: a memory; and a processor coupled to the memory, the processor configured to: receive a modulated video signal; separate the modulated video signal into a color difference signal and a luminance signal; and in cases in which a luminance component change value in a given frequency band in a demodulated luminance signal, demodulated from the luminance signal, is a given threshold or greater, perform correction such that color difference components present in a demodulated color difference signal demodulated from the color difference signal and corresponding to the luminance components are emphasized, compared to cases in which the change value is less than the given threshold.

Abstract: A ceramic capacitor of the present invention comprises: a ceramic body 100 having a plurality of first dielectric layers 110 stacked therein; and first and second bottom electrodes 211 and 212 arranged on both sides of the lower surface of the ceramic body 100, wherein the plurality of first dielectric layers 110 are formed from only dielectrics. The present invention can provide a stacked ceramic capacitor having a low-capacity structure so that reaction rate is fast while allowing operating in a high frequency.

Abstract: The present invention discloses a cooling insole and a cooling shoe. The insole is configured to be connected to a shoe upper and form an accommodating space between with the shoe upper. The cooling insole and the cooling shoe include a supporting member and a supporting insole. The supporting member is provided with a blowing device and a blowing channel. One end of the blowing channel is connected to the blowing device, and the other end is connected to an upper surface of the supporting member. The supporting insole is arranged on the upper surface of the supporting member and forms a hollow layer with the upper surface of the supporting member. The blowing device sucks air from the accommodating space, and the air flows from the hollow layer to the accommodating space through the blowing channel, to accelerate the circulation of the air in the accommodating space.

Abstract: The present disclosure relates to a printed circuit board including: a glass layer; a first wiring layer disposed on an upper surface of the glass layer; and a capacitor including a plurality of blind holes penetrating through a portion of the glass layer from an upper surface to a lower surface of the glass layer, respectively, a first electrode layer disposed on the upper surface of the glass layer and extending into each of the plurality of blind holes, a second electrode layer disposed on the first electrode layer and disposed in each of the plurality of blind holes, and a first dielectric layer disposed between the first and second electrode layers.

Abstract: A display apparatus includes a mode controller configured to generate a first control signal and a second control signal, a gate drive circuit configured to generate a light-emitting signal, a first scan signal, and a second scan signal, a shared circuit connected to a reference voltage line configured to provide a reference voltage, the shared circuit comprising a first transistor configured to operate based on the first scan signal, and a second transistor connected to the first transistor in series and configured to operate based on the second scan signal and a first pixel circuit connected to the mode controller and the gate drive circuit, wherein the first pixel circuit includes a driving transistor, a third transistor configured to operate based on the light-emitting signal and connected to the second transistor, a fourth-first transistor configured to operate based on the first control signal, a fourth-second transistor configured to operate based on the second control signal, a first light-emitting el

Abstract: The present disclosure relates to a push type prize game machine, and by moving a pressing device to a position corresponding to a hook clip by a horizontal driving unit and an elevation driving unit and pressing the hook clip by the pressing device, the hook clip of which any one of both ends is pressed by the pressing device moves rearward from the prize holder to be separately dropped from the prize holder in order to discharge a prize or the hook clip of which a central portion is pressed rotates in place to restrict the rearward movement to block the prize from being discharged.

Abstract: A display apparatus can include a substrate having a plurality of sub-pixels and a contact unit. The display apparatus further includes at least one transistor disposed in each sub-pixel, a light emitting device disposed in each sub-pixel and having a first electrode, an organic layer, and a second electrode, an auxiliary electrode disposed in the contact unit to supply a voltage to the light emitting device, and a blocking layer disposed on the auxiliary electrode to block moisture from outside. The blocking layer includes a first pattern made of an orthogonal material and a second pattern on the first pattern. A width of the blocking layer is smaller than a width of the auxiliary electrode so that the auxiliary electrode is extended to outside of at least one side of the blocking layer and the auxiliary electrode is exposed to the outside.

Abstract: A patient support apparatus is provided that includes: a removable table; a support structure comprising a support column having an adjustable height, the support column having a column head at an upper end thereof for receiving and supporting the removable table; an actuator for adjusting the height of the support column; a wireless receiver for receiving control signals from a remote control; an RF reader positioned proximate the column head for receiving RF signals from an RFID tag on the remote control; and a controller coupled to the actuator, and to the RF reader for controlling the actuator in response to control signals from the remote control. The controller is configured to detect whether the remote control is within a predetermined distance from the column head and to disable upward movement of the support column when the presence of the remote control is detected within the predetermined distance.

Abstract: A method includes: obtaining an original image designated as a background screen; obtaining, based on time information and weather information, a predefined prompt; obtaining display area information of a user interface (UI) object; generating a modified image corresponding to the time information and the weather information by applying the original image, the predefined prompt, and the display area information as input data to a generative model that generates the modified image, wherein in the modified image, the predefined prompt is reflected in a display area where the UI object is displayed in accordance with a first degree, and the predefined prompt is reflected in a remaining area other than the display area in accordance with a second degree that is different from the first degree; and displaying the modified image and the UI object as the background screen by overlaying the UI object on the modified image.

Abstract: An optical component includes a substrate and a low reflection layer. The low reflection layer is disposed on a surface of the substrate, and the low reflection layer includes a plurality of nanoparticles. The nanoparticles are arranged in a stack configuration, and the number of the nanoparticles decreases progressively in a direction away from the substrate, such that an effective refractive index of the low reflection layer decreases progressively in the direction away from the substrate so as to prevent total reflection of light at the interface, thereby reducing reflectivity. When specific conditions are satisfied, the stacked nanoparticles can form a gradient-index film layer, and the low reflection layer can provide better anti-reflection capability.

Abstract: This application provides a display control method and apparatus, applied to an electronic device. The method includes: in response to a first type of operation of a user, if the electronic device is in a first usage posture of a folded state, displaying first application content in a first display direction through the first display screen, and if the electronic device is in a first usage posture of an unfolded state, displaying the first application content in the first display direction through the second display screen.