Abstract: Some embodiments include a vacuum interrupter including an insulating housing, a movable and a stationary contact assemblies respectively passing through opposite end portions of the housing. The inner wall of the housing has a first and second variable-diameter portions dividing the housing into a first area in the middle, second area adjacent to the stationary contact assembly, and third area adjacent to the movable contact assembly. A movable contact of the movable contact assembly and a stationary contact of the stationary contact assembly are disposed in a space defined by the first area. The first variable-diameter portion is a first protrusion protruding relative to inner walls of the first and second areas and the second variable-diameter portion is a second protrusion protruding relative to an inner wall of the third area, so that metal vapor generated by separating contacts is limited in the space defined by the first area.

Abstract: Some emobidments are directed toward a vacuum interrupter, a vacuum switch, and a parallel load switch. The vacuum interrupter includes an insulating housing, a movable contact assembly, and a stationary contact assembly, where the movable contact assembly includes a movable conductive rod and a movable contact disposed at one end portion of the movable conductive rod; and the stationary contact assembly includes a stationary conductive rod and a stationary contact disposed at one end portion of the stationary conductive rod, where the movable conductive rod and the stationary conductive rod respectively pass through opposite end portions of the insulating housing, and where at least one of the movable conductive rod and the stationary conductive rod is a stainless steel conductive rod.

Abstract: Provided are a vertical fatigue test device for a dynamic submarine cable based on a topology optimization design framework, and a method thereof. The device includes a bending table, a main framework, the dynamic submarine cable, a connecting hinge, a supporting frame, a bottom plate, and a tension actuator; the bending table is mounted on an upper plate at a top of the main framework, and the main framework, the supporting frame, and the tension actuator are mounted on the bottom plate; an upper end of the dynamic submarine cable is connected with the bending table through a clamping mechanism; each of a left end and a right end of the bending table is connected with a bending actuator; the bending actuators are connected to the upper plate and are configured to achieve reciprocating swinging of the bending table.

Abstract: A display panel and a display device are disclosed. The display panel includes: a dam structure including a first dam portion; a touch electrode, at least located in the display region; and a touch trace, electrically connected with the touch electrode, and disposed on a side of the dam structure away from the base substrate; where the touch trace includes a first trace portion, and an orthographic projection of at least a part of the first trace portion on the base substrate overlaps with an orthographic projection of the first dam portion on the base substrate. The first dam portion includes a flat portion and slope portions; and the slope portions include a first slope sub-portion and a second slope sub-portion. The second slope sub-portion is located at a side of the first slope sub-portion toward the flat portion.

Abstract: Disclosed is a display panel, including a driver backplane, a plurality of light-emitting devices, an encapsulation layer, a touch electrode layer, and sub-mains. The touch electrode layer is provided with a plurality of mesh holes in one-to-one correspondence with the plurality of light-emitting devices, and an orthographic projection of each of the plurality of light-emitting devices on the driver backplane falls into an orthographic projection of a corresponding mesh hole on the driver backplane; and the sub-main is distributed in the mesh hole, wherein at least one end of the sub-main is connected to an inner wall of the mesh hole, and the sub-main is provided with an auxiliary partition opening.

Abstract: Embodiments of the present disclosure provide a touch substrate, a touch display panel and a touch display apparatus. The touch display panel includes: a base substrate; a touch electrode layer on the base substrate and in a touch display region, the touch electrode layer including touch electrodes in the same layer and insulated from each other; and touch leads on the base substrate, each touch lead is electrically connected to a corresponding one touch electrode, some touch leads extend from the touch display region through the first bending region to the first binding region, and are bent to the back of the touch display panel in the first bending region, and the other touch leads extend from the touch display region through the second bending region to the second binding region, and are bent to the back of the touch display panel in the second bending region.

Abstract: A display panel has a display region and a peripheral region at least partially surrounding the display region, where the display region includes a secondary display region and a main display region located on at least one side of the secondary display region, and the secondary display region includes a light-transmitting region and a circuit region located on at least one side of the light-transmitting region. The display panel includes: a driving backplane, including multiple pixel circuits distributed in an array and multiple first reset signal lines; and multiple light-emitting devices, located on one side of the driving backplane, and including first light-emitting devices located in the main display region and the circuit region, and a second light-emitting device located in the light-transmitting region; the first light-emitting devices are connected to the first pixel circuits, and the second light-emitting device is connected to the second pixel circuit.

Abstract: A heat dissipation assembly includes a base plate, a cover plate, a temperature sensor, and an encapsulating layer. The base plate defines a groove and a through hole communicating with the groove. The cover plate is disposed in the groove and the through hole. The cover plate and the base plate cooperatively form an accommodating groove. The accommodating groove includes a first accommodating area and a second accommodating area. The temperature sensor includes a main body, a bending portion, and a probe. The bending portion is connected to the main body and the probe. The main body is disposed in the first accommodating area, the bending portion is disposed in the second accommodating area, and the probe is disposed in the through hole. The encapsulating layer is filled in the accommodating groove and fix to the temperature sensor. The present disclosure further provides a terminal device.

Abstract: A control circuit of a variable-frequency switching converter includes a duty ratio modulation signal generation module, a Constant On Time (COT) trigger signal generation module, and a control module, wherein the duty ratio modulation signal generation module outputs a duty ratio modulation signal to a first end of the control module; the COT trigger signal generation module outputs a COT trigger signal to a second end of the control module when a ripple voltage is less than a ripple reference voltage; and the control module generates a fixed on frequency pulse width signal based on the duty ratio modulation signal and a clock signal when the COT trigger signal is not received, outputs a control signal based on the fixed on frequency pulse width signal, and generates a COT pulse width signal based on the control signal and the COT trigger signal when the COT trigger signal is received.

Abstract: A touch display panel and a display apparatus are disclosed. The touch display panel includes: a display substrate; and a touch-control layer, located at a display side of the display substrate and including a plurality of touch conductive layers, where one touch conductive layer of the touch conductive layers includes a metal grid structure formed by interweaving a plurality of metal lines; and a line width h1 of one metal line of the metal lines and a size h2 of the touch display panel satisfy h1>2.5, 1.5?h2/h1?3.6, a unit of the line width h1 of the metal line is micrometer, and a unit of the size h2 of the touch display panel is inch.

Abstract: A touch display panel and a display apparatus are provided. The touch display panel includes: a display substrate; a plurality of touch conductive layers located at a display side of the display substrate. An orthographic projection of the plurality of touch conductive layers on the display substrate is divided into a plurality of touch units arranged in an array along a first direction and a second direction, one touch unit of the touch units includes a plurality of touch sub-units arranged in n rows by n columns, where n is an integer greater than or equal to 2; the first direction intersects with the second direction; an extension direction of each row of touch sub-units is the first direction, and an extension direction of each column of touch sub-units is the second direction.

Abstract: This application discloses a security assessment method and apparatus, an electronic device, and a readable storage medium. The security assessment method is applied to an electronic device that supports a trusted execution environment TEE and a rich execution environment REE, where the method includes: in a case that a security information query request for querying a security status of the electronic device that is sent by a server is received by the REE side, obtaining REE security status information and sending the security information query request and the REE security status information to the TEE side; obtaining target security information from the TEE side and generating comprehensive security information based on the REE security status information and the target security information, where the target security information includes TEE security status information; and sending the comprehensive security information to the server.

Abstract: The display substrate includes: a base substrate having a display region and a peripheral region surrounding the display region, the peripheral region including a pad region on one side of the display region; first selection units on the base substrate and in the peripheral region, each first selection unit including an input end and output ends; pads in the pad region; adapter lines in the display region, one end of each adapter line being connected to a corresponding pad, and the other end being connected to the input end of a corresponding first selection unit; first data lines in the display region; and data lead-in lines in the display region, one end of each data lead-in line being connected to the output end of the corresponding first selection unit, and the other end being connected to the corresponding first data line.

Abstract: A touch control structure includes a plurality of first mesh electrodes respectively in a plurality of rows and a plurality of second mesh electrodes respectively in a plurality of columns. A respective one of the plurality of second mesh electrodes includes a plurality of second mesh blocks consecutively connected in a respective column. In at least a portion of the touch control structure having at least four of the plurality of second mesh blocks, inside an area defined by an active pen sensing range with reference to any point in the portion of the touch control structure, an electrode ratio of a first occupied area actually occupied by mesh lines of first mesh electrodes to a second occupied area actually occupied by mesh lines of second mesh electrodes is in a range of 0.8 to 1.2.

Abstract: A touch panel includes: a base substrate having at least two mounting holes, and a touch function layer including first and second touch units. Each first touch unit includes first touch electrodes located in a same layer, and each second touch unit includes second touch electrodes located in a same layer and insulated from the first touch electrodes. The touch function layer is hollowed out at positions corresponding to the at least two mounting holes and has a gap region at a position corresponding to a region between two adjacent mounting holes. In a first touch unit, first touch electrodes located in the gap region serve as a first gap electrode and a second gap electrode. In a second touch unit, second touch electrodes located in the gap region serve as a third gap electrode located between the first and second gap electrodes and a fourth gap electrode.

Abstract: A display apparatus includes a plurality of first touch channels, second touch channels, first touch traces, second touch traces, and a first touch chip and second touch chip. At least one first touch channel and second touch channel are arranged in each sub-region, and the at least one first touch channel and second touch channel are arranged crosswise and insulated from each other; first touch channels located in different sub-regions are insulated from each other, and second touch channels located in different sub-regions are insulated from each other. In any two sub-regions, first touch traces connected to first touch channels and second touch traces connected to second touch channels are connected to the first touch chip; in remaining two sub-regions except the any two sub-regions, first touch traces connected to first touch channels and second touch traces connected to second touch channels are connected to the second touch chip.

Abstract: Provided is display panel. The display panel has a display region, an aperture region, and a peripheral region, the peripheral region being disposed around the aperture region, and the display region surrounding the peripheral region; wherein the display panel comprises: a substrate, disposed within the display region and the peripheral region; an inorganic insulating layer, disposed on a side of the substrate, and extending from the display region to the peripheral region; a plurality of conductive isolation pillars; an insulative isolation layer; an organic material layer; and a first electrode, disposed on a side, away from the substrate, of the organic material layer and extending from the display region to the peripheral region.

Abstract: Disclosed is a method for preparing a touch panel. In this method, before a color filter layer in the touch panel is formed, an initial protection layer or an initial encapsulation layer is used to protect the connection interface disposed in a bonding region of the display module.

Abstract: Disclosed is a display panel, including a driver backplane, a plurality of light-emitting devices, an encapsulation layer, a touch electrode layer, and sub-mains. The touch electrode layer is provided with a plurality of mesh holes in one-to-one correspondence with the plurality of light-emitting devices, and an orthographic projection of each of the plurality of light-emitting devices on the driver backplane falls into an orthographic projection of a corresponding mesh hole on the driver backplane; and the sub-main is distributed in the mesh hole, wherein at least one end of the sub-main is connected to an inner wall of the mesh hole, and the sub-main is provided with an auxiliary partition opening.

Abstract: A display substrate, a display panel, and a display apparatus. The display substrate includes: a base substrate, the base substrate comprising bending regions; a plurality of sub-pixels located on the base substrate; and a pixel defining layer, wherein the pixel defining layer is provided with a plurality of first openings in the bending regions, the orthographic projections of the sub-pixels in the bending regions are located in the orthographic projections of the first openings, the angle of gradient of the first openings is greater than a preset angle, and the angle of gradient of the first openings has a positive correlation with the curvature of the bending regions, such that emergent light of the sub-pixels in the bending regions is not blocked by the pixel defining layer.