Abstract: An image processing method and apparatus, an electronic device, and a storage medium are provided. The method includes fusing a pre-segmentation mask corresponding to a green screen image and the green screen image to obtain a composite image comprising a foreground region and a background region, the foreground region having a target object, and the target object comprising a target part; determining a target region comprising the target part in the composite image; driving the target part in the target region; determining a target region comprising the driven target part as a driven image; extracting the driven target part in the driven image according to pixels of the driven image and pixels of the background region; and generating a target foreground region corresponding to the target object according to the driven target part and a region other than the target part in the foreground region.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects. a user equipment (UE) may detect a condition associated with abnormal timing advance commands from a network. Accordingly, the UE may perform a random access channel procedure with the network based at least in part on detecting the condition. Numerous other aspects are described.

Abstract: A motor control method includes driving a motor in a forward rotational direction at a rotational speed corresponding to a duty cycle range of a first control signal that is a pulse width modulation signal, and when the rotational direction and the rotational speed of the motor correspond to that when the motor is not rotating and a second control signal that is a pulse width modulation signal having a frequency different from a frequency of the first control signal is received, driving the motor in a reverse rotational direction. Thus, the method controls the motor by switching the rotational direction of the motor between the forward rotational direction and the reverse rotational direction with a high degree of freedom to reduce or prevent malfunctioning.

Abstract: An electrically excited synchronous motor, including a stator, including a stator core and a stator winding. The stator core is provided with a plurality of stator slots uniformly distributed around a rotational axis of the electrically excited synchronous motor, and the stator winding is accommodated in the stator slots. Also provided is a rotor, including a rotor core and a rotor excitation winding. The stator slots are inclined relative to the rotational axis at a predetermined inclination angle. A drive system can include such an electrically excited synchronous motor, and a vehicle can include such a drive system.

Abstract: A display panel is provided by the present application. The display panel includes a plurality of pixel electrodes; a plurality of data lines, each of the data lines is connected to each of the pixel electrodes; a first metal layer includes a common electrode line and at least one first common electrode, and the common electrode line at least partially overlaps the first common electrodes, the first common electrodes are disposed below the data lines and connected to the common electrode line.

Abstract: The present application provides an array substrate and a display panel. By arranging an auxiliary electrode in a second electrode layer that is in a different layer from the pixel electrode, an aperture ratio of a pixel can be increased. In addition to that, a capacity of the storage capacitor can be increased, thereby solving a problem that the display panel is prone to flickering.

Abstract: A display device is provided. A liquid crystal display panel has a first display area and a second display area. When the display device displays, a brightness of the first display area is lower than a brightness of the second display area. The liquid crystal display panel includes a pixel electrode, a common electrode, and an insulating layer disposed between the pixel electrode and the common electrode. A thickness of at least part of the insulating layer in the first display area is greater than a thickness of at least part of the insulating layer in the second display area.

Abstract: A display panel is provided, including a touch layer including a plurality of touch electrodes; a plurality of touch wires, wherein each of the touch wires is connected to one touch electrode respectively to transmit touch signals of the touch electrodes; and a plurality of conductive wire segments, wherein each of the conductive wire segments and the touch electrodes are in parallel connection. By adding impedance of parallel connection to each of the touch electrodes, voltage drop incurred by the common electrodes and the conductive wire segments is reduced, and the stability of the common voltage signal transmitted in the display region of the display panel is improved.

Abstract: The present application provides an array substrate and a display device. By placing a first shielding electrode between the data line and the common electrode arranged opposite to each other, the first shielding electrode is connected to a DC voltage signal, so that a data voltage signal of the data line does not affect a signal of the common electrode. This prevents coupling capacitance between the common electrode and the data line, and prevents poor display quality like screen flickering.

Abstract: Monodisperse microspheres are arranged in macropores of a substrate to form a photonic crystal structure; with the photonic crystal as a template, ordered microporous carbon is synthesized in gaps of the template, and then the photonic crystal template is removed to obtain a three-dimensional ordered hierarchical porous carbon photonic crystal, and thus a large-area thick-film controllable textured photonic crystal is formed and is composited with element sulphur to obtain a sulphur cathode, and the sulphur cathode and metal lithium serving as a counter electrode are assembled into a lithium-sulphur battery. According to the invention, the controllable thick film with an electrode thickness of 10 ?m to 650 ?m can be achieved by changing the thickness of the substrate and the concentration of a suspension liquid. In the meanwhile, large-area preparation with an electrode area of 0.1 cm sup.2 to 400 cm sup.2 can be achieved by changing the area of the substrate.

Abstract: A refrigerator, comprising an automatic door-opening/closing apparatus mounted on a refrigerator body for driving the opening and closing of a door. When opening the door, if a first obstacle detecting apparatus detects the presence of an obstacle in front of the door, then the automatic door opening/closing apparatus stops the opening of the door; when closing the door, if a second obstacle detection apparatus detects the presence of an obstacle behind the door, then the automatic door-opening/closing apparatus stops the closing of the door. This stops the movement of the door upon the discovery of an obstacle while opening or closing the door, thus preventing the door from being damaged by collision, and when the obstacle is a person, preventing physical injuries from being caused.

Abstract: A display device is provided. A liquid crystal display panel has a first display area and a second display area. When the display device displays, a brightness of the first display area is lower than a brightness of the second display area. The liquid crystal display panel includes a pixel electrode, a common electrode, and an insulating layer disposed between the pixel electrode and the common electrode. A thickness of at least part of the insulating layer in the first display area is greater than a thickness of at least part of the insulating layer in the second display area.

Abstract: The present application provides an array substrate and a display device. By placing a first shielding electrode between the data line and the common electrode arranged opposite to each other, the first shielding electrode is connected to a DC voltage signal, so that a data voltage signal of the data line does not affect a signal of the common electrode. This prevents coupling capacitance between the common electrode and the data line, and prevents poor display quality like screen flickering.

Abstract: The present application provides an array substrate and a display panel. By arranging an auxiliary electrode in a second electrode layer that is in a different layer from the pixel electrode, an aperture ratio of a pixel can be increased. In addition to that, a capacity of the storage capacitor can be increased, thereby solving a problem that the display panel is prone to flickering.

Abstract: A display panel is provided, including a touch layer including a plurality of touch electrodes; a plurality of touch wires, wherein each of the touch wires is connected to one touch electrode respectively to transmit touch signals of the touch electrodes; and a plurality of conductive wire segments, wherein each of the conductive wire segments and the touch electrodes are in parallel connection. By adding impedance of parallel connection to each of the touch electrodes, voltage drop incurred by the common electrodes and the conductive wire segments is reduced, and the stability of the common voltage signal transmitted in the display region of the display panel is improved.

Abstract: A control method for a drawer door of a refrigerator and the refrigerator. The refrigerator comprises a refrigerator body, a drawer door mounted in the refrigerator body in a front-back pushed and pulled mode, and a driving mechanism driving the drawer door to move forward and backward. The control method comprises: obtaining a door opening instruction or a door closing instruction; controlling the driving mechanism to drive the drawer door to move forward to open or move backward to close; detecting a resistance borne by the drawer door during the movement; determining whether the resistance is greater than a preset resistance threshold; and if yes, controlling the driving mechanism to stop running to enable the drawer door to stop moving.

Abstract: The present invention discloses a door for a refrigerator, a refrigerator and a method of manufacturing the door. The door comprises a door frame enclosed at a periphery, and a first side plate and a second side plate located on two opposed sides of the door frame, the door frame, the first side plate and the second side plate forming a receiving space for receiving a foaming material, wherein the door frame is provided with at least one material overflow preventing assembly which comprises an air discharge hole disposed on the door frame, a receiving cavity communicated with the air discharge hole, and a material discharging passage communicated with the receiving cavity, the air discharge hole is communicated with the external, and the material discharging passage is communicated with the receiving space. The present invention makes the manufacturing cost lower and the quality of products of the door higher.

Abstract: A gate driver on array (GOA) circuit includes a plurality of GOA units, wherein the GOA units are cascaded. The cascaded GOA units includes an Nth-stage GOA unit including a pull-up control module, a cascade module, a pull-down holding module, a pull-down control module, and a signal output module. A structure of an inverter module in the pull-down holding module is improved. Advantageous effects are as follows. The inverter module in the pull-down holding module is optimized. Difference in a voltage-ampere characteristic between each of transistors after long-term operation of the inverter module is effectively reduced, thereby increasing operating time of the inverter module.

Abstract: A GOA circuit and a display panel are provided. The GOA circuit and the display panel decrease thin film transistors required by an inverter in a circuit structure. A thin film transistor number is decreased, and an area occupied by a GOA space can be effectively decreased, which facilitates decreasing of border sizes of panels. Gates of thin film transistors of the GOA circuit are controlled by clock signals that have not been attenuated, which can prevent failure resulting from an attenuated cascaded signal caused by threshold voltage drifting of thin film transistors.

Abstract: Disclosed is a preparation method for a lithium-sulfur battery based on a large-area thick-film controllable textured photonic crystal. With a vertical deposition self-assembly method, as a solvent volatilizes, monodisperse microspheres are arranged in macropores of a substrate to form a photonic crystal structure; with the photonic crystal as a template, ordered microporous carbon is synthesized in gaps of the template, and then the photonic crystal template is removed to obtain a three-dimensional ordered hierarchical porous carbon photonic crystal, and thus a large-area thick-film controllable textured photonic crystal is formed. The large-area thick-film controllable textured photonic crystal is composited with element sulphur to obtain a sulphur cathode, and the sulphur cathode and metal lithium serving as a counter electrode are assembled into a lithium-sulphur battery.