Abstract: Disclosed is a sub-Kelvin temperature zone refrigeration mechanism. The sub-Kelvin temperature zone refrigeration mechanism includes a pulse tube refrigeration unit, first pre-cooling heat exchangers, a throttling refrigeration unit, second pre-cooling heat exchangers, an adsorption refrigeration unit, a third pre-cooling heat exchanger and a dilution refrigeration unit. The pulse tube refrigeration unit includes a pulse tube refrigeration part. The throttling refrigeration unit includes a throttling refrigeration part, and the throttling refrigeration part is connected with the adsorption refrigeration unit through the second pre-cooling heat exchangers so as to pre-cool the adsorption refrigeration unit. The adsorption refrigeration unit includes an adsorption refrigeration part, and the adsorption refrigeration part is connected with the dilution refrigeration unit through the third pre-cooling heat exchanger.

Abstract: An engine piston is provided. A first sealing structure, including a first sealing rubber ring and a first annular groove, is provided at a head of the engine piston. The first sealing rubber ring has a U-shaped section with a reserved space at the top of the first sealing rubber ring, and a gap for circulating hydraulic oil is provided between a ring bank, above the first sealing rubber ring, of the engine piston and a simulated cylinder liner of a fatigue testing apparatus for an engine piston. In a case that the hydraulic oil is introduced into the fatigue testing apparatus for the engine piston to simulate pressure loading under a high-explosion pressure, when the hydraulic oil enters into the reserved space from the gap for circulating the hydraulic oil, an inner wall of the reserved space is squeezed and the first sealing rubber ring is deformed.

Abstract: An engine piston is provided. A first sealing structure, including a first sealing rubber ring and a first annular groove, is provided at a head of the engine piston. The first sealing rubber ring has a U-shaped section with a reserved space at the top of the first sealing rubber ring, and a gap for circulating hydraulic oil is provided between a ring bank, above the first sealing rubber ring, of the engine piston and a simulated cylinder liner of a fatigue testing apparatus for an engine piston. In a case that the hydraulic oil is introduced into the fatigue testing apparatus for the engine piston to simulate pressure loading under a high-explosion pressure, when the hydraulic oil enters into the reserved space from the gap for circulating the hydraulic oil, an inner wall of the reserved space is squeezed and the first sealing rubber ring is deformed.

Abstract: The present invention relates to the technical field of electronic products, and provides a linear vibration motor. The linear vibration motor comprises a motor housing, a stator, a vibrator, and two elastic supports for suspending the vibrator within the motor housing, for supporting the vibrator and for providing elastic restoring forces, wherein the elastic supports are located at two ends of the vibrator in a vibration direction respectively. Each of the elastic supports is made up of a plurality of elastic sheets whose one ends are fixedly connected in sequence, which are arranged side by side and which have C-shaped openings respectively. Each of the elastic supports comprises a first connection point fixedly connected to the vibrator and a second connection point fixedly connected to the inner wall of the motor housing.

Abstract: The present invention relates to the technical field of electronic products, and provides a linear vibration motor. The linear vibration motor comprises a motor housing, a stator, a vibrator, and two elastic supports for suspending the vibrator within the motor housing, for supporting the vibrator and for providing elastic restoring forces, wherein the elastic supports are located at two ends of the vibrator in a vibration direction respectively. Each of the elastic supports is made up of a plurality of elastic sheets whose one ends are fixedly connected in sequence, which are arranged side by side and which have C-shaped openings respectively. Each of the elastic supports comprises a first connection point fixedly connected to the vibrator and a second connection point fixedly connected to the inner wall of the motor housing.

Abstract: The present application discloses a linear vibrating motor and relates to the technical field of micro-motors. The linear vibrating motor comprises a housing, a stator and a vibrator, and further comprises elastic support members, which are located at two ends of the vibrator and configured to support the vibrator and to provide elastic restoring forces, wherein the elastic support member comprises two elastic arms; connecting portions are disposed at two ends of the same side of each elastic arm respectively; the connecting portions at one ends of the two elastic arms are combined together; the two elastic arms extend toward the respective connecting portions respectively in a transverse direction to form a transverse cross structure; and the two connecting portions at the other ends of the two elastic arms are in combination with the vibrator and the housing respectively.

Abstract: A driving method of display panel, a display panel and a display device are disclosed. The driving method includes: in a single-frame display time, sequentially applying signals to a plurality of first sub-pixels connected to first data lines in a scanning direction so that: a signal polarity applied to each of a plurality of first white sub-pixels connected to first data lines is opposite to a signal polarity applied to a first sub-pixel which is located at an upstream of the first white sub-pixel along the scanning direction and is adjacent to the first white sub-pixel, and a signal polarity applied to each of a plurality of first colored sub-pixels is identical with a signal polarity applied to a first sub-pixel which is located at an upstream of the first colored sub-pixel along the scanning direction and is adjacent to the first colored sub-pixel.

Abstract: The present invention discloses a linear vibration motor. The linear vibration motor comprises: a stator assembly including a shell, a coil and a central support, wherein the shell is provided with a cavity therein and includes a shell wall in parallel to a direction of vibration, and the coil and the central support are located in the cavity, the coil being configured on the shell wall and the central support being configured in the intermediate portion of the shell wall to connect a resilient element; a vibrator assembly including a permanent magnet and a counterweight portion, the permanent magnet and the counterweight portion being connected together; and resilient elements, through which the vibrator assembly is suspended within the cavity, wherein the resilient elements comprise a first end and a second end arranged opposite to each other in the direction of vibration, the first end being connected to the central support and the second end being connected to the vibrator assembly.

Abstract: The present disclosure provides a display apparatus including an interface device, an adjustment device, a light-emitting device, and a display device. The interface device can obtain a first image including a plurality of partial images, each of which corresponds to an initial display parameter. The adjustment device can adjust the initial display parameter corresponding to a partial region of the first image to an adjusted display parameter, where the partial region corresponds to at least one of the plurality of partial images. The light-emitting device can generate initial light. The display device is located in an illumination region of the initial light, and includes a plurality of display sub-devices, each of which can display according to a display parameter. A display sub-device corresponding to the partial region can display according to the adjusted display parameter, and a display sub-device not corresponding to the partial region can display according to the initial display parameter.

Abstract: A linear vibration motor, comprising a housing, a stator, a vibrator, and an elastic support member (1). The vibrator comprises a mass block (2) and magnets (3). The stator comprises coils and circuit boards. The coils comprise a first coil (4) and a second coil (5). The circuit boards comprise a first coil fixing board (6) and a second coil fixing board (7). The first coil and the second coil are respectively located on two opposite sides of the mass block. The first coil is connected with the first coil fixing board. The second coil is connected with the second coil fixing board. The first coil fixing board is fixed on a first washer board (8). The second coil fixing board is fixed on a second washer board (9). The first washer board and the second washer board are respectively fixed on the motor housing. The vibration motor can reduce the loss of magnetic field and improve the utilization rate of magnetic field while implementing vibration feedback on a touch operation of a user.

Abstract: The present invention discloses a linear vibration motor. The linear vibration motor comprises: a stator assembly including a shell, a coil and a central support, wherein the shell is provided with a cavity therein and includes a shell wall in parallel to a direction of vibration, and the coil and the central support are located in the cavity, the coil being configured on the shell wall and the central support being configured in the intermediate portion of the shell wall to connect a resilient element; a vibrator assembly including a permanent magnet and a counterweight portion, the permanent magnet and the counterweight portion being connected together; and resilient elements, through which the vibrator assembly is suspended within the cavity, wherein the resilient elements comprise a first end and a second end arranged opposite to each other in the direction of vibration, the first end being connected to the central support and the second end being connected to the vibrator assembly.

Abstract: The present application discloses a linear vibrating motor and relates to the technical field of micro-motors. The linear vibrating motor comprises a housing, a stator and a vibrator, and further comprises elastic support members, which are located at two ends of the vibrator and configured to support the vibrator and to provide elastic restoring forces, wherein the elastic support member comprises two elastic arms; connecting portions are disposed at two ends of the same side of each elastic arm respectively; the connecting portions at one ends of the two elastic arms are combined together; the two elastic arms extend toward the respective connecting portions respectively in a transverse direction to form a transverse cross structure; and the two connecting portions at the other ends of the two elastic arms are in combination with the vibrator and the housing respectively.

Abstract: The present disclosure provides an array substrate, a display device, and a drive method for the display device. The array substrate comprises gate lines and data lines and a plurality of pixel units defined by intersection of the gate lines and the data lines with one another; wherein the plurality of pixel units is divided into a number of pixel regions each of which includes at least one column of the pixel units and is driven by a data line driving unit; wherein, first and second data lines are disposed side by side between two adjacent pixel units that are respectively located at the margins of any two adjacent pixel regions; and, one of the first and the second data lines is connected with the pixel units adjacent thereto and located in odd rows while the other is connected with the pixel units adjacent thereto and located in even rows.

Abstract: An apparatus for installing a high and low voltage conversion circuit, a high and low voltage conversion system and a power source are described. The apparatus includes: a first housing made of an insulation material and a second housing made of a metallic material, each being provided with two openings at both ends respectively in same direction; first and second housings are fixed, and are in contact on at least part of surfaces thereof; a first cavity and a second cavity are formed in first and second housings for installing a high-voltage circuit and a low-voltage circuit respectively, a high voltage terminal connected with high-voltage circuit and a low voltage terminal connected with low-voltage circuit are inserted through one opening of first housing and one opening of second housing respectively.

Abstract: Disclosed is a power module cascaded converter system, a control sub-system thereof includes a master controller, and is provided with switch modules corresponding one-to-one to power modules. For each switch module, before the corresponding power module is removed, a driver circuit thereof can drive the switch circuit into a closed state through a control signal sent from the master controller, so as to bypass the power module. An optical-electric module in the power module cascaded converter system converts an optical signal input from an optical fiber into an electrical signal. With a first control port of each switch module, which is detachably and electrically coupled to a second control port of the power module, the power module cascaded converter system can support insertion and extraction of the power module without cutting off electricity, thereby adding flexibility and convenience for replacing power modules.

Abstract: A linear vibration motor, comprising a housing, a stator, a vibrator, and an elastic support member (1). The vibrator comprises a mass block (2) and magnets (3). The stator comprises coils and circuit boards. The coils comprise a first coil (4) and a second coil (5). The circuit boards comprise a first coil fixing board (6) and a second coil fixing board (7). The first coil and the second coil are respectively located on two opposite sides of the mass block. The first coil is connected with the first coil fixing board. The second coil is connected with the second coil fixing board. The first coil fixing board is fixed on a first washer board (8). The second coil fixing board is fixed on a second washer board (9). The first washer board and the second washer board are respectively fixed on the motor housing. The vibration motor can reduce the loss of magnetic field and improve the utilization rate of magnetic field while implementing vibration feedback on a touch operation of a user.

Abstract: Disclosed is a power module cascaded converter system, a control sub-system thereof includes a master controller, and is provided with switch modules corresponding one-to-one to power modules. For each switch module, before the corresponding power module is removed, a driver circuit thereof can drive the switch circuit into a closed state through a control signal sent from the master controller, so as to bypass the power module. An optical-electric module in the power module cascaded converter system converts an optical signal input from an optical fiber into an electrical signal. With a first control port of each switch module, which is detachably and electrically coupled to a second control port of the power module, the power module cascaded converter system can support insertion and extraction of the power module without cutting off electricity, thereby adding flexibility and convenience for replacing power modules.

Abstract: A driving method of display panel, a display panel and a display device are disclosed. The driving method includes: in a single-frame display time, sequentially applying signals to a plurality of first sub-pixels connected to first data lines in a scanning direction so that: a signal polarity applied to each of a plurality of first white sub-pixels connected to the first data lines is opposite to a signal polarity applied to a first sub-pixel which is located at an upstream of the first white sub-pixel along the scanning direction and is adjacent to the first white sub-pixel, and a signal polarity applied to each of a plurality of first colored sub-pixels is identical with a signal polarity applied to a first sub-pixel which is located at an upstream of the first colored sub-pixel along the scanning direction and is adjacent to the first colored sub-pixel.

Abstract: An apparatus for installing a high and low voltage conversion circuit, a high and low voltage conversion system and a power source are described. The apparatus includes: a first housing made of an insulation material and a second housing made of a metallic material, each being provided with two openings at both ends respectively in same direction; first and second housings are fixed, and are in contact on at least part of surfaces thereof; a first cavity and a second cavity are formed in first and second housings for installing a high-voltage circuit and a low-voltage circuit respectively, a high voltage terminal connected with high-voltage circuit and a low voltage terminal connected with low-voltage circuit are inserted through one opening of first housing and one opening of second housing respectively.

Abstract: The invention relates to a pixel unit, a driving method of the pixel unit, a driving module of the pixel unit, a display panel and a display device. The pixel unit includes four sub-pixels and a first color filter, a second color filter, a third color filter and a fourth color filter corresponding to the four sub-pixels respectively, the first color filter allows only light of a first color to pass through, the second color filter allows only light of a second color to pass through, the third color filter allows only light of a third color to pass through, and the fourth color filter allows light of n different colors selected from the first color, the second color, and the third color to pass through, wherein n is larger than or equal to 2.