Abstract: Provides an alkali-resistant black matte polyimide film, including polyimide in an amount from 75 to 93 wt % of the alkali-resistant black matte polyimide film, in which dianhydride and diamine are polymerized to form a polyimide precursor, and the polyimide precursor is chemically cyclized to form the polyimide, wherein the dianhydride includes pyromellitic dianhydride (PMDA) and 3,3?,4,4?-biphenyltetracarboxylic dianhydride (BPDA), and the diamine includes p-Phenylenediamine (PDA) and 4,4?-oxydianiline (ODA), and wherein the BPDA is an amount from 2 to 35 wt % of the dianhydride, and the PDA is in an amount from 10 to 70 wt % of the diamine; carbon black in an amount from 2 to 8 wt % of the alkali-resistant black matte polyimide film; and polyimide micropowder having a particle size between 2 and 10 ?m and being in an amount from 5 to 10 wt % of the alkali-resistant black matte polyimide film.

Abstract: The present disclosure provides descriptions of configurations for wire connectors used to splice low voltage electrical conductors or to splice high voltage electrical conductors. The wire connectors may be coupled to form a wire connector assembly. Each wire connector includes a base, a cover, a first cover coupling assembly and a second first cover coupling assembly. The base has an upper wall and a lower wall and can be divided into a first end portion, a second end portion and a central portion between the first end portion and the second end portion. The cover has a main cover member, a first movable cover member movably connected to a first side of the main cover member and a second movable cover member movably connected to a second side of the main cover member. The main cover member includes a plurality of contact chambers, where each contact chamber includes at least one electrical contact positioned within a cavity of the contact chamber.

Abstract: The present disclosure provides a three-phase AC/DC converter aiming for low input current harmonic. The converter includes an input stage for receiving a three-phase AC input voltage, an output stage for at least one load, and one or more switching conversion stages, each stage including a plurality of half bridge modules. The switches in each module operate with a substantially fixed 50% duty cycle and are connected in a specific pattern to couple a DC-link and a neutral node of the input voltage. The AC/DC converter further includes one or more controllers adapted to vary the switching frequency of the switches in the switching conversion stages based on at least one of load voltage, load current, input voltage, and DC-link voltage. The converter can also include one or more decoupling stages, such as, inductive components adapted to decouple the output stage from the switching conversion stages.

Abstract: A magnetic resonance imaging system and method, and a computer-readable storage medium are provided. The magnetic resonance imaging method includes: acquiring a plurality of k-space data sets by using a plurality of imaging sequences, each imaging sequence comprising a pre-phase-dispersion gradient pulse and a plurality of phase encoding gradients applied after the pre-phase-dispersion gradient pulse, wherein the pre-phase-dispersion gradient pulses of the plurality of imaging sequences have a standard area difference therebetween when ordered according to area values; respectively reconstructing magnetic resonance images from the respective k-space data sets; and averaging amplitudes of the magnetic resonance images to generate a magnetic resonance image of an average amplitude.

Abstract: An apparatus of a user equipment (UE) comprises one or more baseband processors to process a message received from a Fifth Generation (5G) NodeB (gNB) to perform one or more measurements in one or more target frequency layers, and for each of the one or more target frequency layers, to divide one or more other frequency layers into one of three categories comprising fully overlapped frequency layers, partially overlapped frequency layers, and non-overlapped frequency layers. The apparatus includes a memory to store the message.

Abstract: An elastic terminal includes a first base having an annular shape and a plurality of elastic sheets extending from the first base in an axial direction. A slit is formed between a pair of adjacent elastic sheets. The plurality of elastic sheets include a plurality of sets of elastic sheets, each elastic sheet of each set of elastic sheets has a plurality of electrical contact portions protruding inwardly radially. The electrical contact portions of one set of elastic sheets are arranged on a same circumference and the electrical contact portions of different sets of elastic sheets are staggered with respect to each other in the axial direction.

Abstract: A system for analyzing starts and acceleration phases in squat-style track and field events has: a launching stand, a plurality of wireless cameras, a technical analysis host, two foot tracking devices and a gyro group. The launching stand has at least one acceleration sensor and an adjusting support connected to two pedals. The technical analysis host is connected to the acceleration sensor and the wireless cameras, the acceleration sensor actives the wireless cameras to collect instantaneous speed data of a runner, and the technical analysis host generates a 100 m speed curve L1 of the runner, and the 100 m speed curve L1 includes a continuous reduced acceleration section L2. The two foot tracking devices are installed on two feet of each runner. The gyro group have a first gyro, a second gyro, a third gyro and a fourth gyro.

Abstract: A method and a device for reference-diagram editing for a chart, and a non-transitory computer-readable storage medium are provided. The method is performed by a mobile terminal and includes, during display of a chart: detecting whether a chart operation object is selected; switching the chart to an editable state in response to detecting that the chart operation object is selected; detecting preset edit-touch events in a control region of an edit page corresponding to the chart after switching the chart to the editable state, where the edit page includes the control region and the chart, and the control region coincides with a region where a main chart of the chart is located; performing a reference-diagram editing operation on the main chart of the chart according to the edit-touch events detected in the control region of the edit page to edit a reference diagram on the main chart.

Abstract: A back contact solar cell assembly includes at least one cell string including multiple back contact solar cells and multiple electrically conducting lines. Each first electrodes includes first main grid lines and first fine grid lines. Each second electrodes includes second main grid lines and second fine grid lines. Each electrically conducting lines includes a first part conductively connecting the first main grid line of a first back contact solar cell, and a second part conductively connecting the second main grid lines of a neighboring second back contact solar cell. The first part is provided with at least one deformation cushioning component. At the shadow face of the first back contact solar cell, in the direction where the second fine grid lines are provided, the minimum distance between the projection of the deformation cushioning component and the second fine grid lines is greater than or equal to 0.3 mm.

Abstract: Embodiments of the present disclosure provide techniques for determining synchronization signal (SS)/physical broadcast channel (PBCH) block (SSB)-based measurement timing configuration (SMTC) for measurement objects for which a user equipment is to measure feedback information in one or more measurement gaps. Other embodiments may be described and claimed.

Abstract: Various embodiments herein provide techniques related to operation of a user equipment (UE). The technique may include performing measurement of a plurality of samples of respective receive (Rx) beams of a plurality of Rx beams. The technique may further include identifying a measurement failure of at least one sample of at least one Rx beam of the plurality of Rx beams. The technique may further include identifying, based on the at least one sample or the at least one Rx beam, one or more additional samples. The technique may further include performing measurement of the one or more additional samples. Other embodiments may be described and/or claimed.

Abstract: Various embodiments herein provide techniques for positioning measurements in a wireless cellular network without a measurement gap. The measurements may be performed in one or more positioning frequency layers (PFLs). Additionally, techniques for activation and/or deactivation of a measurement gap are provided. Other embodiments may be described and claimed.

Abstract: Compounds of formula (I) wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides.

Abstract: An auxiliary power circuit of a conversion module is used to supply power to a control unit, and an input end of the conversion module includes an even number of energy storage units coupled in series. The auxiliary power circuit includes an even number of primary-side circuits and a secondary-side circuit. Each primary-side circuit includes a first switch unit, a second switch unit, and a resonance tank. The first switch unit is connected to the second switch unit in series, and is correspondingly connected to one of the energy storage units in parallel. The resonance tank is connected to the second switch unit in parallel. The secondary-side circuit is coupled to the resonance tanks of two of the primary-side circuits to acquire power and supply power to the control unit.

Abstract: A conductive interconnection member includes: a conductive layer (1), and an insulating layer (4) and electrical connectors (2) located on one side of the conductive layer (1). The conductive layer (1) is provided with a conductive circuit; the insulating layer (4) is provided with openings (41), and the electrical connectors (2) are located in the openings (41) of the insulating layer (4); the electrical connectors (2) include a first electrical connector (21) and a second electrical connector (22); the first electrical connector (21) is used to be electrically connected to a first electrode (31) of a back contact solar cell (3) and the conductive circuit; the second electrical connector (22) is used to be electrically connected to a second electrode (32) of a back contact solar cell (3) and the conductive circuit; and the polarities of the first electrode (31) and the second electrode (32) are opposite.

Abstract: Provided is a microneedle patch comprising a substrate part and multiple needle parts protruding from the substrate part. The substrate part consists of a diffusion-proof layer and a base, and each needle part consists of a needle tip, a diffusion-proof layer and a base. The diffusion-proof layer of each needle part is formed between the needle tip and the base of the corresponding needle part. The diffusion-proof layer of the substrate part and the diffusion-proof layer of needle part are one-piece structures, and so are the base of the substrate part and the base of the needle part. The diffusion-proof layer of the microneedle patch can prevent the active ingredients from diffusing to the base, limit the active ingredients to the needle tip and control the carrying quantity thereof.

Abstract: A method for predicting a day-ahead wind power of wind farms, comprising: constructing a raw data set based on a correlation between the to-be-predicted daily wind power, the numerical weather forecast meteorological feature and a historical daily wind power; obtaining a clustered data set and performing k-means clustering, obtaining a raw data set with cluster labels, and generating massive labeled scenes based on robust auxiliary classifier generative adversarial networks; determining the cluster label category of the to-be-predicted day based on the known historical daily wind power and numerical weather forecast meteorological feature, and screening out multiple scenes with high similarity to the to-be-predicted daily wind power based on the cluster label category; and obtaining the prediction results of the to-be-predicted daily wind power at a plurality of set times based on an average value, an upper limit value and a lower limit value of the to-be-predicted daily wind power.

Abstract: A regeneration device, a device for preparing low-carbon olefins, and a use thereof are provided. The regeneration device includes a first regenerator and a second regenerator; a first activation zone of the first regenerator is connected to the second regenerator through a pipeline, such that a catalyst in the first activation zone is able to be delivered to the second regenerator; and the second regenerator is connected to a gas-solid separation zone of the first regenerator through a pipeline, such that a catalyst in the second regenerator is able to be delivered to the gas-solid separation zone. The regeneration device can adjust the coke content, coke content distribution, and coke species in a dimethyl ether/methanol to olefins (DMTO) catalyst to control an operation window of the DMTO catalyst, which improves the selectivity for low-carbon olefins and the atomic economy of a methanol-to-olefins (MTO) technology.

Abstract: The distribution of incoming queries to a customer interaction center agent group is parallel processed amongst agents of that group to improve queue wait times. A threshold number of queries that may be processed by agent devices associated with the agent group at a given time are defined based on a number of agents of the agent group that are available at the given time. In response to determining that the number of queries is satisfies the threshold number of queries based on the number of agents that are available at a current time, a number of queries awaiting processing are distributed to one or more agent devices of the agent group. The threshold number of queries may be based on half of the number of agents that are available at the given time.

Abstract: In a general aspect, a user equipment (UE) in a cellular communications network receives a first Synchronization Signal Block (SSB) corresponding to a first cell of the cellular communications network, and a second SSB corresponding to a second cell of the cellular communications network. The UE clarifies a first cell identifier (ID) of the first cell. The UE clarifies a second cell ID of the second cell. The UE determines an SSB measurement accuracy value using the first cell ID and the second cell ID.