Abstract: Embodiments of the present disclosure provide a method for manufacturing a transistor device, and a transistor device. The method for manufacturing a transistor device includes: injecting, into a channel of at least one first transistor located in an electrical break (EB) region, doping ions of a different type from the first transistor, and/or injecting, into a channel of at least one second transistor located outside the EB region, doping ions of a same type as the second transistor; and forming the transistor device based on the first transistor and the second transistor into which doping ions have been injected.

Abstract: A carrier substrate is provided and has a first circuit structure and a second circuit structure on opposing sides of the carrier substrate, where on one routing region, a difference between a routing ratio of a first circuit layer of the first circuit structure and a routing ratio of a second circuit layer of the second circuit structure is within 10%. Therefore, the difference between the routing ratios of the two opposing outermost circuit layers of the carrier substrate in specific target regions can be reduced, so as to avoid a warpage of the carrier substrate due to a great difference in metal distribution areas.

Abstract: Provided are a determination method and apparatus of a main shaft bearing state, an electronic device, and a storage medium. The method includes the following steps: Bearing swing data of a target main shaft bearing at multiple moments within a preset time period are acquired; at least one current data period and current-period bearing swing data in each current data period are determined according to the multiple pieces of bearing swing data; a first abrupt change value and a second abrupt change value are determined according to the current-period bearing swing data in each current data period; and a main shaft bearing state of the target main shaft bearing is determined according to the first abrupt change value and the second abrupt change value.

Abstract: Embodiments of the present disclosure relate to a coprocessor, a host processor, a crash detection method and an electronic device. In this method, the coprocessor sends a handshake request to the host processor capable of running an operating system. The host processor performs an operation triggered by the handshake request. The host processor sends a positive response to the handshake request to the coprocessor if the operation is performed successfully; and the host processor sends, to the coprocessor, a negative response to the handshake request or no response if the operation is performed successfully. The coprocessor monitors a response to the handshake request from the host processor and determines a detection result of hardware crash associated with the operating system at least based on a monitoring result of this response.

Abstract: A circuit control method is provided, in which a control module receives a target control instruction for pre-charging a target. The control module may be configured to select a main switch unit (Main-SU) and an auxiliary switch unit (Aux-SU) associated with the target, and control the Aux-SU to be in a continuous-on state. The control module may then control a semiconductor switch unit (Semi-SU) to be in an intermittent-on state to allow pre-charging of the target via the Semi-SU and the Aux-SU. After the target is pre-charged, the control module may control the Main-SU to be in an on-state, and control the Aux-SU and then the Semi-SU to be in an off-state.

Abstract: Embodiments of the application provide a method for charging battery a charging and discharging device, which can ensure the safety performance of the battery. The charging and discharging device includes a first DC/DC converter, a unidirectional AC/DC converter and a control unit, where the first DC/DC converter is a unidirectional DC/DC converter, and the control unit is configured to: receive a first charging current and control the unidirectional AC/DC converter and the first DC/DC converter to charge a battery through an AC power source based on the first charging current; receive a first discharging current, and control the battery to release power based on the first discharging current; and receive a second charging current, and control the unidirectional AC/DC converter and the first DC/DC converter to charge the battery through the AC power source based on the second charging current.

Abstract: A device and method for heating a battery are provided. The device is provided on a first power-consuming device and includes: a first interface electrically coupled to a neutral point of a motor winding of the first power-consuming device; a second interface electrically coupled to a negative electrode of a battery of the first power-consuming device; and a control module coupled to a control system of the first power-consuming device and a control system of a second power-consuming device to coordinate and control the first power-consuming device and the second power-consuming device. The first interface is engageable with a third interface electrically coupled to a neutral point of a motor winding of the second power-consuming device. The second interface is engageable with a fourth interface electrically coupled to a negative electrode of a battery of the second power-consuming device. The control module is configured to perform a battery heating step.

Abstract: An array substrate has a display area and a bonding region. The display area includes a distal region, a proximal region, and a middle region therebetween. The array substrate includes a base, a common electrode located in the display area, a connecting lead disposed outside the distal region, a conductive frame at least partially surrounding the display area, and at least one first common signal line, at least one second common signal line and at least one third common signal line. The first common signal line, the second common signal line and the third common signal line are respectively coupled to portions of the common electrode located in the distal region, the proximal region and the middle region. The first common signal line is coupled to the connecting lead. The connecting lead and the portion of the common electrode located in the distal region are coupled to the conductive frame.

Abstract: An electronic device such as a voice-controlled speaker device may have a cylindrical shape. The electronic device may include a housing, a speaker in the housing configured to emit sound, and a display in the housing. The display may include a substrate, light-emitting components mounted on the substrate, an opaque support structure mounted on the substrate, a diffuser that is mounted to the opaque support structure and that overlaps the light-emitting components, a display cover layer that overlaps the diffuser, and foam that is interposed between the opaque support structure and the display cover layer. The light-emitting components may be arranged in groups that have the same layout and orientations that vary as a function of angular position relative to the center of the display. The foam and/or an adhesive layer may be formed from two or more discrete pieces that have footprints with complementary protrusions.

Abstract: A voltage regulation circuit for traction battery includes a traction battery, a heating module, a charge/discharge interface, and a voltage regulation module. The heating module includes a power storage element and a switch module. The traction battery is connected in parallel to the switch module. An external charging and discharging device is connected in parallel to the traction battery through the charge/discharge interface. The voltage regulation module includes a plurality of switches and a power storage regulation element, and the plurality of switches and the power storage regulation element are disposed between the charge/discharge interface and the traction battery. The voltage regulation module and the switch module are configured to regulate, in response to a voltage regulation control signal, a charge/discharge voltage between the traction battery and the power storage element and a charge voltage of the external charging and discharging device for the traction battery.

Abstract: A vehicle battery pack capable of suppressing a variation in cooling performance for a battery module by a cooling pipe. A vehicle battery pack includes a cooling pipe in a flat plate shape that abuts a lower surface of respective one of battery modules; and an elastic urging member that urges the cooling pipe upward to make the cooling pipe abut the lower surface of respective one of the battery modules. The elastic urging member has plural elastically-deformable legs that are aligned in a longitudinal direction of the cooling pipe.

Abstract: An embodiment of the disclosure provides a display panel comprising a substrate, a display area of the display panel includes a plurality of sub-pixel regions, each sub-pixel includes a first pixel electrode and a second pixel electrode. The display panel further includes an auxiliary electrode connection region including an auxiliary electrode and an electrode connection structure on the substrate, the second pixel electrode is connected to the auxiliary electrode via the electrode connection structure, and an orthogonal projection of the auxiliary electrode connection region on the substrate has no overlap with orthogonal projections of the plurality of sub-pixel regions on the substrate. The electrode connection structure includes a first connection electrode on the auxiliary electrode, a second connection electrode on a side of the first connection electrode facing away the substrate, and a third connection electrode between the first connection electrode and the second connection electrode.

Abstract: The present disclosure relates to a semiconductor memory device and a fabricating method thereof, and the semiconductor memory device includes a substrate, bit lines, plugs and a spacer structure. The bit lines are separately disposed on the substrate, and the plugs are also disposed on the substrate to alternately arrange with the bit lines. The spacer structure is disposed on the substrate, between each of the bit lines and each of the plugs. The spacer structure includes a first air gap layer, a first spacer and a second air gap layer, and the first air gap layer, the first spacer and the second air gap layer are sequentially stacked between sidewalls of the bit lines and the plugs. Therefore, two air gap layers may be formed between the bit lines and the storage node contacts to improve the delay between the resistor and the capacitor.

Abstract: A system and method for exploiting a marine natural gas hydrate resource including a vertical well, comprising a sleeve configured to penetrate through a marine layer and a hydrate reservoir covering layer, and penetrate downwards into a natural gas hydrate reservoir; a section of the sleeve in the natural gas hydrate reservoir is provided with a perforating channel; a horizontal well, connected to a bottom end of the sleeve; a production string, disposed in the sleeve and extending downwards into the horizontal well, wherein a bottom of the production string is provided with a gas/water collection inlet; a hot water injection pipe, disposed in the production string; and a bottom of the hot water injection pipe is provided with a hot water injection opening; and a gas bladder, disposed in the horizontal well and connected to the hot water injection opening in the hot water injection pipe.

Abstract: A power battery voltage regulation system, and a control method and control apparatus thereof are provided. The control method includes: obtaining a first voltage and a second voltage, where the first voltage is a voltage of a power battery, the second voltage is a maximum output voltage of a charging device, and the charging device is configured to connect to a charging and discharging interface.

Abstract: Provided are a power battery voltage regulation circuit and system, and a control method and a control apparatus therefor. The power battery voltage regulation circuit includes a power module, a heating module, a charge/discharge interface, and a voltage regulation switch assembly, wherein the heating module comprises an energy storage element and a switch module; the power module comprises at least a first power battery and a second power battery; the power module is connected in parallel with the switch module; and an external charge/discharge device is connected in parallel with the power module through the charge/discharge interface; the voltage regulation switch assembly comprises a plurality of switches that are provided between the charge/discharge interface and the power module; and the voltage regulation switch assembly and the switch module are used for regulating, in response to a control signal, a charge/discharge voltage between the external charge/discharge device and the power module.

Abstract: This application relates to a control method, an apparatus, a device, a storage medium, and a program product for an energy storage system. The method may include: obtaining a first cluster voltage of a target battery cluster in the energy storage system; determining a second cluster voltage based on the first cluster voltage and a preset redundancy voltage, and determining an output voltage of a first regulator corresponding to the target battery cluster in the energy storage system based on a bus voltage and the second cluster voltage, where the redundancy voltage may be within a regulation range of the first regulator; and controlling the output voltage of the first regulator for voltage regulation on the target battery cluster.

Abstract: The invention discloses a block copolymer intrinsic stretchable electroluminescent elastomer and its preparation method and application. This type of elastomer is made from organic electroluminescent monomers, styrene and 1,3-butadiene through anionic polymerization. The innovation of the present invention is: for the first time, the organic electroluminescence unit is introduced into the elastomer by chemical crosslinking. On the basis of improving the intrinsic stretchability of the elastomer, at the same time, it has characteristics of excellent luminescence and high carrier mobility, novel structure and unique design strategy; meanwhile, it also solves the inherent non-stretchability problem of traditional organic optoelectronic materials and the problem that traditional elastomers do not have electroluminescent properties. This type of elastomer is used as a light-emitting layer material to prepare organic electroluminescent devices with high stability, high stretchability and high efficiency.

Abstract: A pneumatic soft dexterous hand for a patient with missing finger functions and a soft robot relate to the technical field of soft robots. The pneumatic soft dexterous hand includes a soft finger, the soft finger includes a rubber casing, a silicone tube, an endoskeleton, and a built-in air bag, and the silicone tube is sleeved in the rubber shell. The silicone tube is formed with a chamber, and the endoskeleton and the built-in airbag are arranged in the silicone tube. The endoskeleton includes a plurality of skeleton modules hinged together, the plurality of the skeleton modules are divided into two groups, and the skeleton modules of the two groups are hinged in an alternating manner in sequence from left to right. The built-in airbag is embedded on the endoskeleton to support the endoskeleton.

Abstract: A lunar base energy supply and application system based on photocatalytic water splitting hydrogen production technology are provided. The system includes a solar photovoltaic power generation unit, a power management unit, a water storage tank, a photocatalytic water splitting unit, an hydrogen-oxygen storage unit, an hydrogen-oxygen-water conversion unit, a condition monitoring unit, a chemical propulsion unit, an environmental control and life support unit, and a load. The photocatalytic water splitting unit and the hydrogen-oxygen-water conversion unit can generate hydrogen and oxygen, and the solar photovoltaic power generation unit and the hydrogen-oxygen-water conversion unit can generate electric power, thus ensuring stable supply of energy at the lunar base.