Abstract: A positioning method, system and device, a storage medium, and a program product are disclosed. The positioning method may include: acquiring parameter information of at least two Reconfigurable Intelligent Surfaces (RISs) and parameter information of a base station; acquiring first time information and second time information, the first time information is information representing a time difference between a time point at which the base station sends a first positioning signal and a time point at which the base station receives a second positioning signal, and the second time information is information representing a time difference between a time point at which a terminal device sends the second positioning signal and a time point at which the terminal device receives the first positioning signal; and obtaining location information of the terminal device.

Abstract: A folding scooter, including a handle assembly, a support plate assembly, a seat and a connecting assembly. The seat is detachably provided on the support plate assembly. The connecting assembly is configured to achieve the rotational connection between the handle assembly and the support plate assembly. The connecting assembly includes a connecting plate, a hinge shaft and a fixing plate. In this application, the hinge shaft is located below the support plate assembly, such that when the folding scooter is folded, the rotational axis of the handle assembly is located below the support plate assembly, thereby enabling the handle assembly to closely cling to the support plate assembly.

Abstract: The invention relate to video editing template search method, apparatus, electronic device and storage medium, wherein the method can acquire a search keyword input by a user, perform matching according to the search keyword to obtain a target music and a first template video; wherein the target music matches with the search keyword, the first template video is video edited by using a first editing template, and then present the user the first template video and the target music aggregately in a search result page in the form of card.

Abstract: Disclosed in the present invention are an aromatic compound, a pharmaceutical composition containing same, and a use thereof. The aromatic compound is a compound having formula (I), and can effectively degrade IRAK4 or otherwise inhibit IRAK4 activity. The compound and the pharmaceutical composition of the present invention have good prospects for application in IRAK4-mediated diseases including immune diseases, tumors, Alzheimer's disease, and fibrotic diseases, providing a new choice for clinically screening and/or preparing drugs for diseases associated with IRAK4 activity.

Abstract: The present disclosure relates to methods and apparatus for display processing. For example, disclosed techniques facilitate region of interest tracking for in-motion frames. Aspects of the present disclosure can identify a layer of interest of a plurality of layers associated with a frame. Aspects of the present disclosure can also determine coordinates for a region of interest based on characteristics associated with the identified layer of interest. Further, aspects of the present disclosure can perform display processing on the region of interest of the frame based on the coordinates for the region of interest.

Abstract: The embodiments of the disclosure relate to a method, an apparatus, a device and a medium for video editing, and the method includes: displaying material replacement controls of a plurality of material categories and a template video frame image corresponding to the target video template on an edit page; switching to a target replacement page; corresponding to the target replacement control; obtaining a content in the content input area or a material selected by the user on the target replacement page as an updated material, and replacing a template material corresponding to the updated material in the target video template with the updated material; and editing the material in the target video template with the material replaced based on the editing operation sequence, generating a preview video frame image, and displaying the preview video frame image on the edit page.

Abstract: Wrapper for cigarette manufacture includes transversely extending band regions applied by a printing technique, such as gravure printing. The band regions comprise starch, an anti-wrinkling agent such as 1,2 propylene glycol or glycerin, and optionally calcium carbonate. Any suitable printing technique can be used to apply the aqueous solution to the banded regions. The pattern of banded regions may be bands, stripes, two-dimensional arrays, undulated regions, and the like along and/or around the tobacco rod. The pattern can be applied in one or more layers. The pattern may be configured so that when a smoking article is placed on a substrate, at least two longitudinal locations along the length of the tobacco rod have film-forming compound located only on sides of the smoking article not in contact with the substrate.

Abstract: A stator assembly and a motor are provided. The stator assembly has a stator core and a winding. The stator core has a stator yoke portion, at least one stator tooth, and at least one winding. The stator tooth is disposed along the axial direction of the stator yoke portion. The stator tooth is detachably connected to the stator yoke portion. The winding is wound on the stator tooth. The stator yoke portion is provided with a stator yoke groove and/or a stator projection adapted to the shape of the stator tooth. The stator tooth passes through the stator yoke groove and/or the stator projection to form the stator core.

Abstract: A Random access Occasion (RO) time-domain resource configuration method and apparatus and an electronic device are provided. The RO time-domain resource configuration method is performed by a terminal, and includes: obtaining a subcarrier spacing of a reference time unit determined according to a first rule; and determining, based on a first information set and the subcarrier spacing of the reference time unit, RO time-domain resource configuration information that is in each subframe and that is used for transmitting a random access preamble. Parameters of the first information set are obtained in at least one of the following manners: parameters configured by second configuration signaling; obtained by extending the parameters configured by the second configuration signaling; parameters predefined by a protocol; or obtained by extending the parameters predefined by the protocol.

Abstract: Provided are a solidly mounted resonator and a method for preparing a solidly mounted resonator. The solidly mounted resonator includes: a piezoelectric structure, wherein the piezoelectric structure includes: an upper electrode layer, a lower electrode layer and a piezoelectric layer. The lower electrode layer disposed corresponding to the piezoelectric structure, and the lower electrode layer includes: a protruding portion protruding downward corresponding to a lower surface of the lower electrode layer; the piezoelectric layer is disposed on an upper surface of the lower electrode layer; the upper electrode layer is disposed on an upper surface of the piezoelectric layer.

Abstract: In accordance with an embodiment an apparatus, includes: a power conversion circuit having: a power port configured to receive power from an external power supply, a first direct current port configured to output a first direct current, a second direct current port configured to output a second direct current, wherein a voltage of the second direct current port is configured to be higher than a voltage of the first direct current port, an upper-layer printed circuit board (PCB) electrically connected to the second direct current port, and a lower-layer PCB electrically connected to the first direct current port and to the power port; a bottom housing; and a heat sink, wherein the lower-layer PCB, the upper-layer PCB, and the heat sink are sequentially stacked in and fastened to the bottom housing.

Abstract: A convertible wagon includes a frame including a bottom element, side frame elements, a front frame element, and a rear frame element. The bottom element is extensible in a flat configuration and foldable along a transversal section in a folded configuration. The front frame element includes connectors connectable to the side frame elements to form a front wagon side in a wagon configuration. The connector can be disconnectable from the side frame elements to form a chair foot support portion at a level of the bottom element in a chair configuration. The rear frame element is connected to the bottom element, the first side frame element, and the second side frame element. A fabric is extended between the front frame element and the rear frame element. The sides of the fabric are extensible over the side frame elements or can be foldable over the bottom element.

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: A circuit board and a fabricating method of the same are provided. The circuit board includes multiple first wiring layers, a plated through hole, a filling material, a cover wiring layer, a second wiring layer and a conductive structure. The plated through hole extends through the first wiring layers and is electrically connected to the first wiring layers. The filling material is disposed in the plated through hole. The cover wiring layer covers the plated through hole and is electrically connected to the plated through hole. The second wiring layer is stacked on the first wiring layers and the cover wiring layer. The conductive structure extends through the cover wiring layer to the filling material from the second wiring layer and is inserted in the filling material. The conductive structure does not penetrate the filling material.

Abstract: An electric power tool includes an effector and an operating switch for setting an operating state of the effector. In a first switch position, the operating switch sets a first operating state of the effector in which the effector is deactivated, and in a second switch position, the operating switch sets a second operating state of the effector in which the effector is activated and a movement of the switch element of the operating switch in at least two dimensions is required to change the operating switch from the first switch position to the second switch position.

Abstract: Embodiments of a system, device and method for suspending sharing of a reflection-based communication element. In some aspects, a wireless communication method includes sending, by a first wireless communication node to a second wireless communication node, a first message to suspend sharing of a reflection-based communication element between the first wireless communication node and the second wireless communication node, wherein the reflection-based communication element keeps sharing configuration parameters from the first wireless communication node and the second wireless communication node.