Abstract: A battery pack electrically comprising a temperature terminal and is configured such that when an external device is electrically connected to the battery pack, the device can detect the temperature of the battery pack, and the battery pack is further configured to receive a PWM signal from the external device when in the electrical connection state, and, on the basis of the PWM signal, determine the type and/or operating state of the external device. Also disclosed, a power tool system comprising the battery pack, as well as a communication system for the battery pack and the system. With the battery pack and the power tool system, it is possible to perform both a temperature sampling function and a function of identifying external device information only by a temperature terminal of the battery pack, thus same have the advantages of a simple and compact structure and low cost.

Abstract: The present disclosure provides a wiring substrate, a manufacturing method thereof, a light-emitting substrate, a display device. The wiring substrate includes a base substrate including a functional region and a bonding region, a first conductive layer at least in the functional region; a second conductive layer that is on the first conductive layer and at least in the functional region and connected to the first conductive layer; a first insulating layer on the second conductive layer and including a main part and an opening. At least one of the first and second conductive layers includes multiple electrodes in the bonding region and extending along a first direction, each electrode includes a first end adjacent to the functional region in the first direction, an orthographic projection of the main part on the base substrate at least partially overlaps with an orthographic projection of the first end on the base substrate.

Abstract: Provided are a wiring substrate and an electronic device. The wiring substrate includes a substrate; a first pad group on the substrate, the first pad group including a power supply pad and an output pad; a power signal line on the same side of the substrate as the first pad groups, the power signal line coupled with the power supply pads; a second pad group, arranged on the same side of the substrate as the first pad group, the second pad group including a plurality of sub-pad groups connected with each other, each sub-pad group at least including a first sub-pad and a second sub-pad, a first sub-pad in at least one of the plurality of sub-pad groups is coupled with the power signal line, and a second sub-pad in at least one of the plurality of sub-pad groups is coupled with the output pad of one first pad group.

Abstract: Provided are a wiring substrate and an electronic device, the wiring substrate includes a substrate; first pad group, arranged on the substrate, each of the first pad group including an output pad; a constant voltage signal line, arranged on a same side of the substrate as the first pad group; and second pad groups, including a plurality of sub-pad groups connected in parallel, each of the sub-pad groups including a plurality of pad regions connected in series.

Abstract: An angle drill includes a housing; an electric motor at least partially disposed in the housing and including a motor shaft rotating about a motor axis; an energy source supplying power to the electric motor and detachably connected to the housing; and an output mechanism including an output shaft rotating about a first axis, where the output shaft is driven by the electric motor, and the first axis intersects with the motor axis. When the torque of the output shaft is greater than or equal to 10 N·m, the ratio of the output power of the angle drill to the weight of the angle drill is greater than or equal to 220 W/kg.

Abstract: Disclosed is a model training method, a performance prediction method, an apparatus, a device and a medium, which relate to the technical field of display. The model training method includes acquiring a training sample set, wherein the training sample set includes: training design data and test data of a sample display device; inputting the training sample design data into a model to be trained, and training the model to be trained according to an output of the model to be trained and the training sample test data to obtain an initial prediction model; when the initial prediction model satisfies a pre-set condition, determining the initial prediction model as a performance prediction model; and a performance prediction model for predicting performance data of a target display device.

Abstract: A display substrate, a method for driving the same and a display device are provided. The display substrate includes a gate driving circuit, the gate driving circuit includes a plurality of shift register units, the shift register unit includes a pull-up node, a pull-down node and a pull-up control sub-circuit; the pull-up control sub-circuit includes: a first dual-gate transistor, a first gate electrode of the first dual-gate transistor and a second gate electrode of the first dual-gate transistor being respectively coupled to the pull-down node, a first electrode of the first dual-gate transistor being coupled to the pull-up node, and a second electrode of the first dual-gate transistor being coupled to a first level signal input terminal.

Abstract: Cancer patients make antibodies to tumor-derived proteins that are potential biomarkers for early detection. Twenty-eight antigens have been identified as potential biomarkers for the early detection of basal-like breast cancer (Tables 1, 2). Also, a 13-AAb classifier has been developed that differentiate patients with BLBC from healthy controls with 33% sensitivity at 98% specificity (Table 3).

Abstract: The present disclosure relates to the field of display technology, and provides a wiring substrate, an array substrate, and a light emitting module. The wiring substrate includes a base substrate, a first metal wiring layer, and an insulating material layer stacked in sequence. The first metal wiring layer is provided with a plurality of drive leads extending along a first direction, and the insulating material layer is provided with a plurality of via holes exposing the drive leads. Through adjusting positions of the drive leads and positions of the via holes, the wiring substrate can be applied to different microchips, and used further to prepare different array substrates.

Abstract: A light-emitting substrate having a functional area and a bonding area spaced apart in a first direction; the light-emitting substrate includes: a substrate, a plurality of driver chips located on the substrate and located in the functional area, and a plurality of conductive patterns located between the substrate and the plurality of driver chips. The plurality of driver chips include a plurality of first driver chips and a plurality of second driver chips; among the plurality of first driver chips, at least one first driver chip is located on at least one side of the plurality of second driver chips in the first direction. The first driver chip includes at least one dummy pin. A conductive pattern is electrically connected to a dummy pin.

Abstract: A system and method for automatically cleaning air filters of a medical imaging system is provided. The method includes monitoring an air filter operating condition, determining that the air filter operating condition is not within a pre-determined threshold, and providing a control signal to at least one air filter. The at least one air filter comprises a motor, drive shaft, rotatable passive shaft, continuous belt air filter, and a stationary filter brush. The drive shaft is rotatably coupled to the motor. The continuous belt air filter is coupled to the drive shaft and the passive shaft. The stationary filter brush is mounted against the continuous belt air filter. The method includes rotating, by the motor in response to the control signal, the drive shaft to translate the continuous belt air filter around and between the drive shaft and the rotatable passive shaft, and across the stationary filter brush.

Abstract: A wire grid structure and a manufacturing method therefor, and a projection screen are provided. The manufacturing method includes: extruding a molten mixed material body in a melt extruder to a casting roll to form a casting piece; patterning the casting piece by means of an impression roll to form a precursor having a preset wire grid structure pattern, where the precursor is wound on the impression roll and has a first dimension in a height direction; stretching the precursor by a first group of stretching rolls and a second group of stretching rolls in two opposite directions along a direction perpendicular to the height direction to form the wire grid structure, a preset distance being configured between the first group of stretching rolls and the second group of stretching rolls. The wire grid structure has a second dimension in the height direction that is greater than the second dimension.

Abstract: Methods for screening of affinity reagents for many target proteins of interest simultaneously. Arrayed targets (e.g., peptide, protein, RNA, cell, etc.) are used in affinity selection experiments to reduce the amount of target needed and to improve the throughput of discovering recombinant affinity reagents to a large collection of targets.

Abstract: Aspects of the present disclosure are directed to duplicate or synthetic beverages that exhibit the same (or substantially similar such that a consumer is unable to perceive a difference) aroma, taste, mouthfeel, and overall experience of traditional beverages. As used herein, “traditional beverages” generally refer to beverages that include natural beverages that are fresh (e.g., not-from-concentrate) or from-concentrate, while “duplicate beverages” generally refer to beverages that are simulated and are therefore not fresh and/or not-from-concentrate.

Abstract: A light-emitting substrate comprises a plurality of signal channels arranged in sequence along a row direction. Each signal channel comprises a plurality of control areas arranged along a column direction, and each control area comprises at least one light area controlled by a same chip. In each signal channel, the light-emitting substrate is provided with a first driving line, a second driving line, and a plurality of reference power lines. The first driving line and the second driving line are respectively used for providing different driving signals to the chip. The reference power line is used for providing a reference power supply voltage to the chip. The reference power lines in a same signal channel are electrically connected, and at least one reference power line is provided between the first driving line and the second driving line.

Abstract: An array substrate includes connecting leads, a signal channel region extending in a first direction, a first power voltage lead, and a second power voltage lead. Any one of the signal channel region includes at least two control region columns extending in the first direction, and any one of the control region columns includes a plurality of control regions arranged along the first direction. Any one of the control regions includes a pad connecting circuit and a first pad group for bonding a microchip, the first pad group is electrically connected to the first power voltage lead. The pad connection circuit includes a plurality of second pad groups, and is provided with a first end electrically connected to the first pad group, and a second end electrically connected to the second power voltage lead.

Abstract: A pure electric modular subsea test tree is provided, which includes a connect-disconnect device, wherein the first channel is formed in the connect-disconnect device; the connect-disconnect device is provided with a locking assembly and a connection drive mechanism for driving the locking assembly, and the first electrical connection plug is embedded in the connect-disconnect device, and the connection drive mechanism is electrically connected with the first electrical connection plug; a shear-seal assembly, wherein a second channel communicated with the first channel is formed in the shear-seal assembly; the shear-seal assembly includes at least one shear-seal device capable of plugging the second channel; a connection part is formed on the shear-seal assembly; a heating device is arranged at one end of the shear-seal device far from the connection part. The disclosure relates to a pure electric modular subsea test tree, which has fast response speed and high operation safety.