Abstract: A housing for a circuit includes a top wall that defines an aperture configured for receiving a fastener, and a bottom wall integrally formed with the top wall, positioned directly below the aperture in a height direction, and extended across the aperture with respect to the height direction. The circuit is mounted on a bottom side of the bottom wall. The top wall and the bottom wall define an interior of the housing, and cooperate to obstruct egress of debris from the interior of the housing to the circuit at the bottom side of the bottom wall.

Abstract: A method for an unmanned aerial vehicle (UAV) includes: generating a control signal that controls multiple motors of the UAV each configured to drive a corresponding one of multiple propellers. The multiple propellers are configured to be mounted at the multiple motors, respectively. The control signal includes at least one of an idling control signal or a takeoff control signal. The method also includes: controlling the multiple motors to operate based on the control signal; obtaining status information of the UAV when the multiple motors are operating in response to the control signal; and determining whether at least one of the multiple propellers is abnormally mounted according to the status information.

Abstract: An electronic device includes a display panel and an input sensor disposed on the display panel and having a first sensing electrode extending in a first direction. The first sensing electrode includes a first trunk portion extending in the first direction and a first branch portion extending from the first trunk portion in a second direction crossing the first direction. The first branch portion includes a plurality of first branches and a plurality of second branches. The first branches extend in a direction opposite to a direction in which the second branches extend in the second direction, and the number of the first branches is equal to the number of the second branches.

Abstract: An image sensor and a method of operating the same are provided. The image sensor includes a semiconductor substrate of a first conductivity type; a photoelectric conversion region provided in the semiconductor substrate and doped to have a second conductivity type; a first floating diffusion region provided to receive photocharges accumulated in the photoelectric conversion region; a transfer gate electrode disposed between and connected to the first floating diffusion region and the photoelectric conversion region; a dual conversion gain transistor disposed between and connected to the first floating diffusion region and a second floating diffusion region; and a reset transistor disposed between and connected to the second floating diffusion region and a pixel power voltage region, wherein a channel region of the reset transistor has a potential gradient increasing in a direction from the second floating diffusion region toward the pixel power voltage region.

Abstract: A centrifugal fan and a clothing dryer. The centrifugal fan includes a housing as well as an impeller and a worm tongue disposed in the housing. The housing has an air inlet and an air outlet. The volute tongue includes a first volute tongue and a second volute tongue that are stacked and staggered. The first volute tongue cuts the air blown from the impeller and guide the air to the air outlet when the impeller rotates forward. The second volute tongue cuts the air blown from the impeller and guide the air to the air outlet when the impeller rotates backward. When the impeller rotates, the first volute tongue or the second volute tongue can cut the air blown from the impeller and guide the air to the air outlet, so that the centrifugal fan can blow out air when the impeller rotates forward and backward.

Abstract: The present invention discloses a circuit for improving linearity and channel compensation of PAM4 receiver analog front end, comprising a first stage and a second stage, the first stage comprising first to twentieth transistors, a first resistor, a pair of second resistors, a pair of first capacitors, and a pair of second capacitors. In the first stage circuit, the ninth and tenth transistors are directly coupled to the ground, eliminating the electrical connection to the bias current source. The Input terminals of the ninth and tenth transistors are coupled to the output signals of the preceding nineteenth and twentieth transistors, so that the ninth and tenth transistors serve as both input pairs and current source transistors. The overall current is limited by the thirteenth and fourteenth transistors, which results in a lower power supply voltage for the first stage consisting of the ninth through fourteenth transistors.

Abstract: A molding material in a powder-fixing lamination method includes an aggregate and a powdery precursor of a binder that binds the aggregate mutually. The aggregate is a casting sand, and the powdery precursor contains a hardening component and a hardening accelerating component. A molded product is manufactured using the molding material.

Abstract: A stereo endoscope for capturing a first image which is provided to be observed by a first eye and a second image which is provided to be observed by a second eye, including a shaft with a distal end region, a first image sensor in the distal end region of the shaft, for capturing the first image, and a second image sensor in the distal end region of the shaft, for capturing the second image. The first image sensor and the second image sensor are arranged offset relative to one another in a direction which is parallel to at least either a light-sensitive layer of the first image sensor or a light-sensitive layer of the second image sensor and which is orthogonal to a longitudinal axis the distal end region of the shaft. The first image sensor and the second image sensor are oriented in opposite directions.

Abstract: The present disclosure discloses an array substrate, a liquid crystal display panel and a display device. The array substrate includes: a base substrate, and a first electrode and a second electrode located in a region defined by intersection of two adjacent data lines, a gate line and a common electrode signal line, where the second electrode is located on a side of the first electrode facing away from the base substrate; the first electrode is in a block shape; the second electrode has a symmetry axis perpendicular to the gate line and passing through the center of the second electrode; the second electrode includes: a frame with an opening in a side; an opening side of the frame faces a first type of signal lines; the first type of signal lines are other signal lines than the data lines and signal lines parallel to the data lines.

Abstract: The invention discloses an air conditioner and an electric heating control method and a control device thereof. An electric heating module and an indoor fan are arranged in an indoor unit of the air conditioner, the electric heating module comprises an electric heating unit and an electric heating control circuit, and an auxiliary fan is further arranged in the indoor unit; the electric heating control method comprises the following steps that when an electric heating starting condition is met, and the electric heating unit and the auxiliary fan are operated; after the auxiliary fan operates, heat generated by the electric heating unit is blown out from an air outlet of the indoor unit. According to the electric heating control method, the normal start of electric heating can be ensured to the maximum degree, and the requirement for auxiliary heating by electric heating is met.

Abstract: The disclosure provides a combined zoom dual-camera lens assembly, which includes a first lens group and a second lens group, wherein a field of view of the second lens group is larger than a field of view of the first lens group, and a thickness of the second lens group is smaller than a thickness of the first lens group; and a total effective focal length fT of the first lens group and a total effective focal length fW of the second lens group meet fT/fW>9.00.

Abstract: A multicast routing method and an interconnection device for a mesh network system, a mesh network system and a configuration method thereof are provided. The method includes, at each internal interconnection device among multiple interconnection devices of each processing subsystem: in response to receiving a multicast access request to a destination memory, determining a shortest path from each internal interconnection device to the destination memory based on a topology structure of the mesh network system; where the internal interconnection device has no link connected to an external processing subsystem; in response to determining that the number of the shortest path is equal to one, routing the multicast access request to the destination memory along the shortest path; in response to determining that the number of the shortest path is greater than one, determining a next-hop interconnection device for the multicast access request based on a second static routing policy.

Abstract: A semiconductor device includes a plurality of first conductive patterns extending parallel in a first direction on a substrate, a plurality of second conductive patterns extending parallel in a second direction crossing the first direction on the substrate, a plurality of buried contacts connected to the substrate between the plurality of first conductive patterns and between the plurality of second conductive patterns, and a landing pad connected to each of the buried contacts on the plurality of buried contacts. The landing pad includes a first side surface extending in the first direction in plan view and a second side surface extending in a third direction in plan view. The third direction is different from the first direction and the second direction in plan view.

Abstract: A display device is provided. The display device includes a flexible display panel including at least one bending area and at least two non-bending areas, at least one support layer, and at least one glue layer, wherein, the glue layer is disposed between the support layer and the flexible display panel. Through a plurality of methods to bond the panel and the support layer in the bending area of a display screen and a theoretical calculation formula for a reasonable spacing without glue, the present disclosure can allow the display screen to receive less constraints from mechanisms.

Abstract: The present application provides a battery module, a battery pack and a vehicle, the battery module includes a battery and a frame assembly. The frame assembly includes two first splints, two second splints and a first strap. Each first splint includes a plurality of first connecting plates, and the plurality of first connecting plates are arranged side by side in a second direction. One of two adjacent first connecting plates is provided with a first positioning groove, and the other is provided with a first positioning protrusion, and the two adjacent first connecting plates are spliced and connected through a clearance fitting between the first positioning groove and the corresponding first positioning protrusion. This assembly method is simple and fast, which improves a grouping efficiency of the battery module.

Abstract: A load cell unit includes: a load cell that is provided with a distortional member including a free-end block, a fixed-end block, an upper beam portion connecting an upper end of the free-end block and an upper end of the fixed-end block, and a lower beam portion connecting a lower end of the free-end block and a lower end of the fixed-end block; a first temperature sensor that is disposed at the upper beam portion or the lower beam portion; and a second temperature sensor that is disposed at one of the free-end block and the fixed-end block.

Abstract: A display apparatus including a display substrate, a plurality of light emitting devices disposed on the display substrate, at least one of the light emitting devices including a first LED sub-unit, a second LED sub-unit disposed on the first LED sub-unit, and a third LED sub-unit disposed on the second LED sub-unit, and a molding layer covering side surfaces of the light emitting devices and exposing upper surfaces thereof, in which the third LED sub-unit is disposed closer to an upper surface of the light emitting device than the first LED sub-unit.

Abstract: A photovoltaic cell is provided, including a substrate and a passivation layer on the substrate. The passivation layer includes first portions and second portions interleaved with each other in a direction perpendicular to a normal of the first surface of the substrate. The first and second portions are doped with a same type of doping elements, each second portion has a reference surface away from the substrate, a doping concentration of doping elements in a second portion gradually decreases in a direction from a center of the reference surface toward an adjacent first portion and in a direction from the center of the reference surface toward the substrate, and a doping concentration of doping elements in the first portion is less than or equal to a minimum doping concentration of doping elements in the second portion.

Abstract: An LC filter includes a first capacitor electrode connected to one end of a first via conductor and faces a first ground electrode in a laminating direction. A second capacitor electrode is connected to one end of a second via conductor and faces the first ground electrode in the laminating direction. A third capacitor electrode is connected to one end of a third via conductor and faces the first ground electrode in the laminating direction. A fourth capacitor electrode is connected to one end of a fourth via conductor and faces the first ground electrode in the laminating direction. The second capacitor electrode faces each of the first capacitor electrode, the third capacitor electrode, and the fourth capacitor electrode in a direction orthogonal or substantially orthogonal to the laminating direction.