Abstract: An protective member is configured to be attached to an innermost curved portion of an electrode plate assembly having a wound structure in the electrochemical apparatus. The protective member includes a first substrate layer, a first adhesive layer, and a thickened layer. The first adhesive layer is disposed on a surface of the first substrate layer, and the first adhesive layer is configured to be adhered to the electrode plate assembly. The thickened layer is disposed on a surface of the first substrate layer facing away from the first adhesive layer, and the thickened layer is configured to be soluble in an electrolyte.

Abstract: The invention relates to a mixed-phase oxide for use as an active electrode material. e.g. in lithium-ion or sodium-ion batteries. The mixed-phase oxide comprises Nb and Ti and further comprises M(III) and/or M(II); wherein M(III) is selected from Cr, Al, Ga, and mixtures thereof; M(II) is selected from Zn, Cu, Mg, and mixtures thereof; wherein the mixed-phase oxide comprises an interpenetrating mixture of a first phase and a second phase; wherein the first phase has the crystal structure of TiNb2O7 and the second phase has the crystal structure of Zn2Nb34O87.

Abstract: An electrochemical device includes a housing; a circuit board; and an electrode assembly including a first sub-electrode assembly and a second sub-electrode assembly mounted in the housing along a first direction. A first tab and a second tab of opposite polarities are disposed on the first sub-electrode assembly. A third tab and a fourth tab of opposite polarities are disposed on the second sub-electrode assembly. The first tab and the fourth tab are of opposite polarities. A plurality of conductive pieces are disposed on the circuit board. The first tab and the fourth tab each are connected to one separate conductive piece. The second tab is connected to the third tab. The second tab is connected to one of the conductive pieces. The first sub-electrode assembly and the second sub-electrode assembly are connected in series by the second tab and the third tab.

Abstract: An electrochemical device, including a cathode, an anode and an electrolytic solution. The anode includes a carbon material and hydroxyalkyl methylcellulose. The electrolytic solution includes propionate and an additive. The additive is one or more selected from the group consisting of a fluorocarbonate, a carbon-carbon double bond-containing ethylene carbonate, a sulfur-oxygen double bond-containing compound, a compound having 2-4 cyano groups, a cyclic carboxylate, a cyclic phosphoric anhydride, a carboxylic anhydride, a sulfonic anhydride and a carboxylic sulfonic anhydride.

Abstract: In some embodiments of the invention, a method for estimating parameters of an evolution model includes identifying an evolution model; obtaining a set of training data values, where each value in the set is associated with a parameter-of-interest (PoI) associated with the evolution model; obtaining a noise model representing noise affecting the output of the evolution model; obtaining a prior model that represents prior information on characteristics of the parameter-of-interest; constructing a loss function for a neural network, where the loss function incorporates the set of training data values, the evolution model, the noise model, and the prior model; and training the neural network with the loss function to obtain updated weights.

Abstract: The present invention relates to a PPG signal quality evaluation method and apparatus and a PPG signal processing method and system. The PPG signal quality evaluation method includes: S1: acquiring an original signal; S2: when an average amplitude difference thereof is within a first preset range, executing S3, and otherwise, executing S11; S3: acquiring a useful signal; S4: when the high-frequency signal-to-noise ratio and the low-frequency signal-to-noise ratio thereof are respectively greater than corresponding first threshold values, executing S5, and otherwise, executing S11; S5: when the kurtosis and the skewness of a power spectrum of the useful signal are respectively greater than second threshold values, executing S6, and otherwise, executing S11; S6: when the average peak period of a correlation function is within a second preset range, executing S7, and otherwise, executing S11.

Abstract: A hemostasis valve employs flexible members to constrict or unconstrict a collapsible gasket to close or open the valve. The hemostasis valve comprises a main housing, a rolling housing rotatable relative to the main housing, and a gasket disposed in the rolling housing. A plurality of flexible members is arranged to constrict the gasket when the rolling housing is in a first position thereby collapsing the gasket to close or narrow the lumen of the gasket, and unconstrict the gasket when the rolling housing is in a second position thereby allowing the lumen of the gasket to open.

Abstract: A chain for a bicycle, a sprocket cassette, a chainring, a crankset, a chain drive system, and a bicycle are provided. The chain comprises a plurality of interleaved link elements, each link element being pivotably attached to at least one other link element and comprising at least two teeth. A flank of each tooth is adapted to engage with a flank of a sprocket tooth. The sprocket cassette comprises one or more sprockets, each comprising a plurality of sprocket teeth, wherein each sprocket tooth has a flank with a profile corresponding to a profile of at least part of a tooth of each of the plurality of link elements. The chainring comprises a plurality of sprocket drive teeth having a profile corresponding to the profile of at least one of the teeth of each of the plurality of link elements.

Abstract: An intelligent shelf management system and operating method are revealed. The system includes an operating and display device by which users input their demands of goods; an information module electrically connected to the operating and display device and comprising a database of goods and an analysis module which receives and analyzes the demands of goods input and finds out product information matched after comparison with information in the database; a content management system electrically connected to the information module and receiving the product information from the analysis module; and a point-of-sale system having a plurality pieces of related sales information and electrically connected to the content management system or the information module. The content management system compares the product information with the plurality pieces of related sales information to collect and send the related sales information matched to the operating and display device.

Abstract: There is provided an ear cup including a housing containing a filter assembly and a motor-driven impeller for creating an airflow through the filter assembly, the housing including an air outlet downstream from the filter assembly for emitting the filtered airflow from the housing. The ear cup further includes an acoustic driver carried by the housing, a reference internal noise sensor carried by the housing, and active noise control circuitry that is configured to use a signal provided by the reference internal noise sensor to operate the acoustic driver.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for processing inputs using antisymmetric neural networks.

Abstract: A cleaner head for a vacuum cleaner includes a suction cavity comprising an opening through which debris enters the cleaner head, and an outlet. An agitator is mounted in the suction cavity in a cantilevered manner for rotation relative thereto. The agitator includes a core having a first, free end, a second end remote from the free end, and upstanding helical ridges extending between the free end and the second end, and a row of bristles located between the helical ridges and inclined relative to the core in a direction extending towards the free end of the core.

Abstract: A method and apparatus monitors chronic disease state of a patient. The method may include extracting, in a processor, for each of a plurality of monitoring sessions, a respiratory feature from a respiratory signal indicative of the patient's respiration during the monitoring session, the respiratory signal derived from at least one sensor; and computing, in a processor, a stability measure of the patient for a monitoring session, the stability measure representing an indication of a change point having occurred at the monitoring session in a statistical distribution of the respiratory feature.

Abstract: A sputter deposition apparatus including: a substrate support assembly arranged to support a substrate; a target support assembly arranged to support at least one sputter target for use in a sputter deposition of a target material onto the substrate; a plasma generation arrangement arranged to provide plasma for said sputter deposition; and a cartridge arranged to contain the substrate with deposited target material after said sputter deposition. The cartridge is removable from the sputter deposition apparatus.

Abstract: An exemplary wafer structure comprises a source wafer having a patterned sacrificial layer defining anchor portions separating sacrificial portions. A patterned device layer is disposed on or over the patterned sacrificial layer, forming a device anchor on each of the anchor portions. One or more devices are disposed in the patterned device layer, each device disposed entirely over a corresponding one of the one or more sacrificial portions and spatially separated from the one or more device anchors. A tether structure connects each device to a device anchor. The tether structure comprises a tether device portion disposed on or over the device, a tether anchor portion disposed on or over the device anchor, and a tether connecting the tether device portion to the tether anchor portion. The tether is disposed at least partly in the patterned device layer between the device and the device anchor.

Abstract: A stator for a rotating electrical machine is disclosed, the stator comprising a stator core (16) comprising stator slots and a plurality of stator coils. The stator coils comprise side windings (17) located in the stator slots, end windings (18) which extend out of the stator slots, and end leads (28) for connecting the stator coils. The end leads (28) run circumferentially around a radially outwards side of the end windings (18). A spacer (34) may be provided to space the end leads from each other and from the end windings. This may help to improve cooling, help to improve electrical separation, and may be more efficient in terms of space requirements and ease of manufacture than previous arrangements.

Abstract: A method to determine activity in a sequence of successively acquired images of a scene, comprises: acquiring the sequence of images; for each image in the sequence of images, forming a feature block of features extracted from the image and determining image specific information including a weighting for the image; normalizing the determined weightings to form a normalized weighting for each image in the sequence of images; for each image in the sequence of images, combining the associated normalized weighting and associated feature block to form a weighted feature block; passing a combination of the weighted feature blocks through a predictive module to determine an activity in the sequence of images; and outputting a result comprising the determined activity in the sequence of images.

Abstract: An anode active material provided by the present application includes anode active particles having silicon element, a first conductive material and a second conductive material, wherein the first conductive material and the second conductive material form a three-dimensional conductive network structure, at least a portion of the anode active particles are accommodated in the three-dimensional conductive network structure, and a ratio of the total surface area of the first conductive material to the total surface area of the anode active particles is less than 1000.