Abstract: The present disclosure provides a driving method and a display device. The driving method is applied to a display panel, including a plurality of rows of scanning lines, a plurality of columns of data lines, and a plurality of rows and a plurality of columns of pixel circuits, the pixel circuits being respectively electrically connected to corresponding rows of scanning lines and corresponding columns of data lines. The driving method includes: controlling a first charging time to be greater than 0.5 times a second charging time, and controlling the first charging time to be less than the second charging time; wherein the first charging time is a time for charging an Ath-row Mth-column pixel circuit via an Ath data voltage on the Mth-column data line; the second charging time is a time for charging the Bth-row Mth-column pixel circuit via the Ath data voltage and a Bth data voltage.

Abstract: A take-off and landing apparatus for a vertical take-off and landing aircraft is disclosed, including a take-off and landing pole, a mooring transfer base and a sleeve docking device. The top of the take-off and landing pole is provided with a contact head which is elastic. The mooring transfer base is disposed on the take-off and landing pole, the mooring transfer base is movable along the take-off and landing pole, the mooring transfer base is configured to receive the vertical take-off and landing aircraft. The sleeve docking device is disposed on the vertical take-off and landing aircraft, and the sleeve docking device is provided with a docking hole adapted to the take-off and landing pole.

Abstract: An electrode structure, a display panel, an electronic device are provided, the electrode structure includes a first electrode portion, a second electrode portion and a conductive connection portion, the first electrode portion includes a first connection bar having a first side and a second side and a plurality of first electrode strips, ends of adjacent first electrode strips away from the first connection bar are open; the second electrode portion includes a second connection bar at a position of the first side away from the second side and a plurality of second electrode strips, the second connection bar includes a third side and a fourth side; the second electrode strips are connected with the second connection bar, ends of adjacent second electrode strips away from the second connection bar are open; ends of the conductive connection portion are connected with the first connection bar and the second connection bar.

Abstract: A circuit assembly includes a first printed circuit board (PCB), a switching device located on a first side of the first PCB, a heatsink attached to a second side surface of the first PCB opposite to the first side, and an L-shaped metal plate attached to the heatsink and to the first PCB.

Abstract: A clutch assembly includes a first transmission member, a first clutch component, and a second clutch component. The first clutch component includes a first clutch portion and a second clutch portion, and the second clutch component includes a third clutch portion and a fourth clutch portion. The first clutch portion and the third clutch portion are connected to the first transmission member to enable the first transmission member to form a first end of the clutch assembly. The second clutch portion is selectively engaged with the first clutch portion to enable the second clutch portion to form a second end of the clutch assembly. The fourth clutch portion is selectively engaged with the third clutch portion to enable the fourth clutch portion to form a third end of the clutch assembly.

Abstract: An Exiguobacterium indicum YAN2 having high-concentration selenite tolerance, the preservation number thereof being GDMCC No. 61594, and a method for fermenting inorganic selenium into nano-selenium by using the strain are provided. The obtained nano-selenium can promote the growth of leaf vegetables, increase the content of chlorophyll, Vc, and total phenol, etc, reduce the content of nitrate, and improve the quality of leaf vegetables. In addition, the present application further provides a nano-selenium liquid fertilizer prepared by fermentation using the strain.

Abstract: A powertrain system includes a conversion device, a first motor, a second motor, and an engine. At least one of the first motor and the engine is configured to selectively output power to a first traveling end by means of the conversion device; the engine is configured to selectively output the power to the first motor by means of the conversion device, to drive the first motor to generate electricity; and the second motor is in driving connection with the engine, so that the powertrain system has a first simultaneous driving and electricity-generating mode. In the first simultaneous driving and electricity-generating mode, the first motor outputs the power to the first traveling end by means of the conversion device; and the second motor, driven by the engine, generates electricity.

Abstract: A battery module includes a cell pack, a first structure, and a first wiring harness, where the cell pack includes a plurality of cells; the first structure includes a first surface facing the cell pack, and a second surface facing away from the first surface; the first structure further includes a first conductor disposed on the second surface and electrically connected to the cell pack; when viewed along a first direction perpendicular to the second surface, the first structure has a portion overlapping with the cell pack; when viewed along the first direction, the first structure includes a first region connected to the cell pack, and the first conductor is disposed between a first end surface of the first structure and the first region; and the first wiring harness is connected to the first conductor.

Abstract: The present disclosure provides an alternating current (AC)/direct current (DC) voltage detection circuit, which includes a rising edge trigger circuit and a detection and output circuit connected to an output terminal of the rising edge trigger circuit. When the detection and output circuit detects that the output signal of the rising edge trigger circuit undergoes preset m target flips in M consecutive clock periods, the detection and output circuit generates an AC determination signal, where m is a natural number.

Abstract: A Doherty amplifier is provided with a lumped-element combiner that includes a first capacitor and an inductor. Should the inductor be coupled between an output terminal of the main amplifier and an output node of the Doherty amplifier, the first capacitor couples between an output terminal of the auxiliary amplifier and the output node. Conversely, if the first capacitor is coupled between the output terminal of the main amplifier and the output node, then the inductor couples between the output terminal of the auxiliary amplifier and the output node. A current scaling ratio of the Doherty amplifier ranges from 0.4 to 0.6 to enhance the bandwidth.

Abstract: A circuit assembly includes an insulated metal substrate (IMS), a switching device located on the IMS, and a printed circuit board (PCB) directly attached and electrically connected to the IMS with no gap or substantially no gap therebetween and including a cutout that receives the switching device.

Abstract: A circuit assembly includes a printed circuit board (PCB) with a metal inlay and an integrated metal substrate on a first side of the metal inlay, a switching device connected to a second side of the metal inlay opposite to the first side, and a thermal path between the switching device and the metal substrate via the metal inlay.

Abstract: Embodiments of RF amplifiers and packaged RF amplifier devices each include an amplification path with a transistor die, and an output-side impedance matching circuit having a T-match circuit topology. The output-side impedance matching circuit includes a first inductive element connected between the transistor output terminal and a quasi RF cold point node, a second inductive element connected between the quasi RF cold point node and an output of the amplification path, and a first capacitance connected between the quasi RF cold point node and a ground reference node. The RF amplifiers and devices also include a baseband termination circuit connected to the quasi RF cold point node, which includes a third inductive element, a resistor, and a second capacitance in series between the quasi RF cold point node and the ground reference node and a third capacitance between a baseband termination circuit node and the ground reference node.

Abstract: An electrode structure, a display panel, an electronic device are provided, the electrode structure includes a first electrode portion, a second electrode portion and a conductive connection portion, the first electrode portion includes a first connection bar having a first side and a second side and a plurality of first electrode strips, ends of adjacent first electrode strips away from the first connection bar are open; the second electrode portion includes a second connection bar at a position of the first side away from the second side and a plurality of second electrode strips, the second connection bar includes a third side and a fourth side; the second electrode strips are connected with the second connection bar, ends of adjacent second electrode strips away from the second connection bar are open; ends of the conductive connection portion are connected with the first connection bar and the second connection bar.

Abstract: An apparatus that includes a shift register unit, a gate driving circuit, and a display apparatus. The shift register unit includes: an input circuit, a reset circuit, a node control circuit, a cascade output circuit and a drive output circuit, where the drive output circuit is configured to provide the signal of the clock signal end to a drive output end in response to the signals of the first node.

Abstract: Provided is a method for catalytically activating carbon dioxide as a carbonylation reagent with inorganic sulfur. In the method, carbon dioxide can be used to replace a toxic and harmful carbonylation reagent in the presence of H2S and an alkali for the synthesis of a carbonyl-containing fine chemical product. The method has a relatively high atomic economy and can reduce the generation of by-products.

Abstract: An electrode structure, a display panel, and an electronic device are provided, the electrode structure includes a first electrode portion, a second electrode portion and a conductive connection portion, the first electrode portion includes a first connection bar having a first side and a second side and a plurality of first electrode strips, ends of adjacent first electrode strips away from the first connection bar are open; the second electrode portion includes a second connection bar at a position of the first side away from the second side and a plurality of second electrode strips, the second connection bar includes a third side and a fourth side; the second electrode strips are connected with the second connection bar, ends of adjacent second electrode strips away from the second connection bar are open; ends of the conductive connection portion are connected with the first connection bar and the second connection bar.

Abstract: An Exiguobacterium indicum YAN2 having high-concentration selenite tolerance, the preservation number thereof being GDMCC No. 61594, and a method for fermenting inorganic selenium into nano-selenium by using the strain are provided. The obtained nano-selenium can promote the growth of leaf vegetables, increase the content of chlorophyll, Vc, and total phenol, etc, reduce the content of nitrate, and improve the quality of leaf vegetables. In addition, the present application further provides a nano-selenium liquid fertilizer prepared by fermentation using the strain.

Abstract: The present disclosure provides an alternating current (AC)/direct current (DC) voltage detection circuit, which includes a rising edge trigger circuit and a detection and output circuit connected to an output terminal of the rising edge trigger circuit. When the operating voltage is higher than the preset voltage, the determination circuit activates the detection and output circuit to detect the change of the operating voltage and the target flip.

Abstract: The present disclosure discloses an array substrate and a display device. The array substrate includes a touch substrate, the touch substrate includes a plurality of touch electrodes and a plurality of touch electrode wires disposed in an array, each touch electrode includes a plurality of touch sensors disposed in an array, common electrodes of all pixel cells of the array substrate are reused as the touch sensors, and the array substrate includes data wires for providing display data to the pixel cells; the array substrate includes a base substrate and a thin film transistor which are stacked, the touch electrode wires and the data wires are provided on the same layer where a source and a drain of the thin film transistor are located, and the touch electrode wires are abreast provided on the two sides of each data wire.