Abstract: Embodiments of the present disclosure propose an Erasing-based Lossless Floating-point compression method, i.e., Elf. The main idea of Elf is to erase the last few bits (i.e., set them to zero) of floating-point values, so the XORed values are supposed to contain many trailing zeros, where the erased bits are determined based on the decimal place count and the digits on the exponent bits.

Abstract: This disclosure relates generally to wireless communications and, more particularly, to systems and methods for communication of slot offset information prior to communicating downlink control information. In one embodiment, a method performed by a communication node includes: determining slot offset indication information that classifies a slot offset information set as either a first kind or a second kind based on at least one of: high-layer configuration signaling and predefined information, and sending the slot offset indication information to a communication device.

Abstract: The present disclosure relates to the technical field of preparation of trisilylamine (TSA), in particular to a method for preparing TSA at an ultra-low temperature. The present disclosure provides a method for preparing TSA without a solvent at an ultra-low temperature, where by-products generated by a reaction can be easily removed by filtration with a metal ion-adsorption permeable membrane. The TSA obtained by the reaction has a gas chromatography (GC) purity of 99.5%, a receivable yield of not less than 85% (in terms of ammonia), and a metal ion purity of 6N. In addition, the method has a simple device, a high reaction degree of raw materials, a lower cost, a great market value, and a better industrial production benefit.

Abstract: Provided are a method for driving a display panel, and a display device. The method includes: obtaining a gray scale value of each sub-pixels in a current row and a gray scale value of each sub-pixels in a previous row; determining a target gray scale value of each sub-pixel in the current row according to the gray scale value of each sub-pixel in the current row, the gray scale value of each sub-pixel in the previous row, and a target compensation value in a predetermined target compensation lookup table; and inputting a data voltage into a data line in the display panel according to the target gray scale value of each sub-pixel in the current row, to charge with a corresponding data voltage to each sub-pixel in the current row.

Abstract: Microelectronic structures with selectively applied underfill material and/or edge bond material are described. In an embodiment, isolated underfill regions and/or edge bond regions are applied to adjacent to one or more edges of an electronic device and form a plurality of vent openings along the one or more edges.

Abstract: This application provides a detection method for electrode plate, a detection apparatus for electrode plate, a stacking system, a detection device, and a computer-readable storage medium, where the electrode plate includes a coated portion and an uncoated portion located on at least one side of the coated portion in a longitudinal direction. The detection method includes: step S1000: obtaining dimensional parameters D1 . . . DN at different detection positions P1 . . . PN of the uncoated portion in a transverse direction perpendicular to the longitudinal direction; and step S2000: comparing the dimensional parameters D1 . . . DN with a dimensional detection standard S to determine whether the uncoated portion is folded, where N is a positive integer, and N is greater than or equal to 2.

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: Embodiments of this application provide a wireless charger, and relate to the field of charging device technologies. The wireless charger includes a wireless charging module, a first fan, a housing including a contact plate used for contact with the rear surface of the terminal device, and an air intake vent disposed at a position that is of the housing and that is close to the first fan, and an airflow guide structure disposed on a side that is of the housing and that is adjacent to the contact plate. The airflow guide structure extends toward the display surface of the terminal device.

Abstract: Provided is an array substrate including: a first base, wherein the first base is provided with a plurality of pixel regions, and the pixel region includes a white sub-pixel region and at least two color sub-pixel regions; and a plurality of photosensitive devices disposed on the first base, wherein an orthographic projection of the photosensitive device onto the first base at least partially overlaps with the white sub-pixel region. A liquid crystal display panel and a display apparatus are also provided.

Abstract: The present invention provides a dynamic joint distribution alignment network-based bearing fault diagnosis method under variable working conditions, including acquiring bearing vibration data under different working conditions to obtain a source domain sample and a target domain sample; establishing a deep convolutional neural network model with dynamic joint distribution alignment; feeding both the source domain sample and the target domain sample into the deep convolutional neural network model with initialized parameters, and extracting, by a feature extractor, high-level features of the source domain sample and the target domain sample; calculating a marginal distribution distance and a conditional distribution distance; obtaining a joint distribution distance according to the marginal distribution distance and the conditional distribution distance, and combining the joint distribution distance and a label loss to obtain a target function; and optimizing the target function by using SGD, and training the

Abstract: The invention discloses a 4-(N-methyl) aminopiperidine myricetin derivative containing dithiocarbamate, and its preparation method and application, whose structural general formula is shown as follows: wherein R is substituted phenyl and substituted aromatic heterocyclic group; n is the number of carbons in the carbon chain, which are 2, 3, 4 and 5 respectively; the substitute phenyl group is an alkyl group containing C1-6, alkoxy group containing C1-6, nitro group, halogen atom or hydrogen atom in ortho-, meta- and para-position on that benzene ring; the aromatic heterocyclic group is thienyl, furyl, pyrrolyl and pyridyl groups; the substituents on the substituted aromatic heterocycle are o-, m-, and p-containing C1-6 alkyl, C1-6 alkoxy, nitro, halogen, and hydrogen atoms. The invention has better inhibitory activity on cancer cells.

Abstract: A power supply circuit, a driving method thereof, a printed circuit board, a display module and a display apparatus are disclosed, which relates to a technical field of displaying. The power supply circuit includes a first power management chip and a second power management chip configured to be respectively connected with a display panel and provide different driving signals to the display panel, and the driving signals are configured for driving the display panel to display.

Abstract: A flow adjusting mechanism of a die head of a coater and a working method thereof are provided. The flow adjusting mechanism includes a coarse adjustment mechanism, a fine adjustment mechanism, and a flow choking block which are sequentially arranged from top to bottom. The flow choking block is arranged above a coating slit. A central part of a top surface of the flow choking block is vertically provided with an adjustment rod. The fine adjustment mechanism is connected between the coarse adjustment mechanism and the adjustment rod.

Abstract: A communication method, a signaling control network element, a media control network element and a communication system. The communication method comprises: acquiring a transparent transmission channel creation request; performing, according to the transparent transmission channel creation request, negotiation processing on a media control network element and a first terminal device corresponding to a first terminal identifier, so as to create a transparent transmission channel between the media control network element and the first terminal device; obtaining a first resource identifier of an application entity according to the transparent transmission channel creation request; and sending the first resource identifier to the media control network element, so that the media control network element determines a data transmission relationship between the transparent transmission channel and the application entity corresponding to an application identifier.

Abstract: A methylation detection method and kit for genomic DNA or cell-free DNA molecules in a biological sample are provided. The method includes: obtaining a converted DNA molecule through a chemical and/or enzymatic reaction; performing a methylation-specific multiplex PCR, through multiple pairs of methylation-specific primers, on one or more methylated areas of one or more genes in the converted DNA molecule serving as a substrate, in order to obtain a PCR amplification product; and detecting the methylation levels of different fragments of the amplification product. The detection method can detect DNA methylation in multiple genes in multiple samples at the same time, requires only a small initial amount of DNA, is suitable for detecting methylated fragments having a small copy number, and has such advantages as high sensitivity, high specificity, high accuracy, a low detection limit, and low detection cost.

Abstract: An acid addition salt of a ROCK inhibitor, and a crystal form, a composition and the pharmaceutical use thereof are provided. The acid addition salt is an acid addition salt of compound A and any one of the following acids: hydrochloric acid, p-toluenesulfonic acid, benzenesulfonic acid, maleic acid, tartaric acid, oxalic acid, fumaric acid, sulfuric acid, methanesulfonic acid, phosphoric acid, succinic acid or citric acid (A). The acid addition salt of compound A and the crystal form thereof have the characteristics of high solubility, good stability, high purity, few impurities and high bioequivalence, and are beneficial for the storage, quality control and druggability of drugs.

Abstract: The disclosure pertains to a high-performance, low-cost aluminum alloy material produced entirely from recycled materials and its preparation method. The alloy comprises the following components by weight percentage: Si: 10%-11%; Mg: 0.50%-0.65%; Mn: 0.01%-0.20%; Cu: 1.0%-1.2%; 0<Ni?0.5%; Fe: 0.7%-0.9%; 0<Ti?0.20%; Zn: 2.0%-2.5%; 0<Pb?0.1%; 0<Sn?0.1%; the total of the remaining impurities being controlled at less than 1%, with the balance being Al. Compared with a conventional ADC12 alloy, the raw materials are more widely available and the cost is lower, but the mechanical performance, thermal conductivity and weather resistance are all superior to the ADC12 alloy. The alloy die-casting test bar of the present disclosure has a tensile strength ?270 Mpa, a yield strength ?150 MPa, an elongation ?2.5%, and a thermal conductivity ?110W/m·k. The material is a green material that complies with circular economy.

Abstract: A Lactobacillus paracasei and uses thereof. The Lactobacillus paracasei has a deposit number of CGMCC No. 14813. The Lactobacillus paracasei can be used for increasing the amount of an organic acid in a raw material. The Lactobacillus paracasei can be used for fermenting the raw material, where the raw material can be selected from at least one of fruits, which can increase the content of the organic acid in a fermented product.

Abstract: A resistive memory device includes a bottom electrode, a top electrode and a resistance changing element. The top electrode is disposed above and spaced apart from the bottom electrode, and has a downward protrusion aligned with the bottom electrode. The resistance changing element covers side and bottom surfaces of the downward protrusion.

Abstract: There is provided a method comprising receiving at least one measured signal characteristic from a user equipment, the user equipment being located at a user equipment location; comparing the at least one measured signal characteristic to at least one of a plurality of signal characteristics, each signal characteristic being associated with a respective measurement point; and determining, based on the comparing, a probability that the user equipment location is a first location.