Abstract: The present disclosure provides a metasurface device and a method for manufacturing a metasurface device, an antenna and a communication device. The metasurface device includes: a substrate; and a metal layer on the substrate and having a plurality of openings therein; and a plurality of phase control structures on a side of the metal layer away from the substrate, and in one-to-one correspondence with the plurality of openings; and each phase control structure includes a baffle and at least one micro-mechanical driver, the baffle is connected to the at least one micro-mechanical driver, which is configured to actuate the baffle to shield a corresponding opening in response to a received signal.

Abstract: A lithium-ion battery includes a positive electrode plate, a negative electrode plate, a separator and an electrolyte; the electrolyte includes an organic solvent, an additive and a lithium salt. The additive includes fluoroethylene carbonate, accounts for 9 wt % to 20 wt %; the additive further includes at least one of succinonitrile, adiponitrile, glycerol trinitrile, 1,3,6-hexanetricarbonitrile, and 1,2-bis(cyanoethoxy) ethane, and a content thereof accounts for 1 wt % to 5 wt % of a total mass of the electrolyte; the negative electrode plate includes a negative electrode active material, and the negative electrode active material includes a silicon-carbon negative electrode material including nano-silicon and/or SiOx(0.8?x?1.3) and graphite. One or more of the nano-silicon and SiOx account for 1 wt % to 55 wt % of a total mass of the silicon-carbon negative electrode material.

Abstract: A pulse monitoring method includes: applying a first pulse sequence and a second pulse sequence to target biological tissue; where a voltage of the second pulse sequence is smaller than a voltage of the first pulse sequence, and the first pulse sequence is used to ablate the target biological tissue; obtaining a feedback signal after the second pulse sequence is applied to the target biological tissue; determining, according to the feedback signal, whether a termination condition for the first pulse sequence is met; stopping applying the first pulse sequence when it is determined that the termination condition for the first pulse sequence is met.

Abstract: Disclosed in the present disclosure are a pyridazinone heterocyclic compound shown in formula (I), a stereoisomer, a deuterated substance, a solvate, a pharmaceutically acceptable salt or a eutectic crystal thereof, a pharmaceutical composition containing same, and a use thereof in the preparation of drugs for treating/preventing Myosin II-mediated diseases. Groups in the formula (I) are as defined in the description.

Abstract: A terminal device includes a sound output device and a middle frame with a first through hole and a second through hole. The display module is mounted on the middle frame, and the sound output device is located on a side of the middle frame. The terminal device is provided with a first sound output hole set and a second sound output hole set. The sound output device is fixed to the middle frame by a bracket provided with a first groove section, a second groove section, and a third groove section. The sound output device is in communication with the first sound output hole set through the first groove section and the first through hole, and the sound output device in communication with the second sound output hole set through the first groove and the second through hole.

Abstract: A mesoporous molecular sieve-based solid acid-base catalyst and a preparation method and use thereof in synthesis of an insulating oil for a transformer are provided. The preparation method of the mesoporous molecular sieve-based solid acid-base catalyst includes the following steps: synthesizing a hard template, preparing a catalyst skeleton, preparing a precursor, and preparing a solid acid-base catalyst.

Abstract: A method includes sending, based on a received user request, a capture task of a data packet associated with the user request to multiple nodes. The method further includes receiving the captured data packet from the multiple nodes. The method further includes determining information of a source end of the data packet, information of a target end of the data packet, and operation information of a connection between the source end and the target end. The method further includes monitoring the status of the connection based on at least one of the data packet, the information of the source end, the information of the target end, and the operation information. In this way, information of various communication endpoints and their connections within a node can be comprehensively captured, providing more detailed and accurate data.

Abstract: An application card replacing method and a terminal device. The terminal device receives a first operation performed on a first application card on a first user interface; displays a second user interface in response to the first operation, where the second user interface includes a first option; receives a second operation performed on the first option; displays a third user interface in response to the second operation, where the third user interface includes a second application card, and the second application card is a card generated in response to the second operation; and automatically deletes the first application card.

Abstract: A pulse control method and apparatus, an ablation device and system, and a storage medium. The pulse control method comprises: controlling a pulse generator to output a nanosecond pulse sequence and a millisecond pulse sequence, the amplitude of the nanosecond pulse sequence being greater than a preset first threshold voltage, and the amplitude of the millisecond pulse sequence being less than a preset second threshold voltage. The nanosecond pulse sequence having the amplitude greater than the threshold voltage cooperates with the millisecond pulse sequence having the amplitude less than the threshold voltage, such that the effective ablation range can be enlarged, the ablation is more thorough, the muscle contraction amplitude can be effectively reduced, or the muscle contraction probability is reduced.

Abstract: Embodiments of the present application provide a cooperative pulse generation apparatus, device and generation method. The synergistic pulse generation apparatus comprises a drive circuit and a pulse generation circuit. The drive circuit receives a first control signal and a second control signal sent by a host computer, converts the first control signal into a first drive signal, and converts the second control signal into a second drive signal. The pulse generation circuit comprises a first power supply, a second power supply, a first pulse generation module, and a second pulse generation module. The first pulse generation module stores electric energy supplied by the first power supply and discharges the electricity under the control of the first drive signal to form a first pulse signal, and the second pulse generation module stores electric energy provided by the second power supply and discharges the electricity under the control of the second drive signal to form a second pulse signal.

Abstract: Provided is an intelligent garden robot with multifunctional modules. By providing functional components that are driven by a driving device to automatically carry out snow sweeping, mowing or leaf blowing, users can connect different functional components to traveling component when they need to carry out snow sweeping, mowing or leaf blowing, and can replace the functional components on the traveling component at any time. The functions of snow sweeping, mowing and leaf blowing are integrated into the intelligent garden robot with multifunctional modules. During the actual application process, the functional modules are driven along the cleaning path by the traveling components, and the snow sweeping, mowing and leaf blowing operations can be automatically completed according to user's needs, replacing the traditional method of manual cleaning.

Abstract: The present invention discloses a double-head separator for peripheral anterior synechiae, including a first head portion, a first neck portion, a handle portion, a second neck portion and a second head portion which are sequentially connected. At least one of the first neck portion and the second neck portion is designed in an elongated shape or designed in a bent structure, at least one of the first head portion and second head portion is provided with an arc-shaped ring in a longitudinal direction substantially perpendicular to the handle portion, and the arc-shaped ring of the first head portion or the second head portion is provided with a plurality of teeth. The separator of the present invention is applicable to various surgery for angle-closure and adherent glaucoma.

Abstract: When displaying a first element, a first electronic device starts a target application and displays a hidden-representation icon through a first stage of a first operation; collects the first element into the target application and switches the hidden-representation icon to a collection-representation icon through a second stage of the first operation; and switches the collection-representation icon to the hidden-representation icon again after the first element is collected. Before the first element is collected, a second electronic device displays the hidden-representation icon. After the first element is collected, the hidden-representation icon on the second electronic device is switched to the floating-representation icon through a third operation. In this case, the floating-representation icon includes a first icon indicating the first element and a first corner mark indicating that the first element is from an electronic device other than the second electronic device.

Abstract: A spatial filter, a driving method thereof and an electronic device are provided, and belong to the field of wireless communication technology. The spatial filter of the present disclosure includes at least one filter structure; wherein each filter structure includes a first substrate, a second substrate opposite to the first substrate, and a dielectric layer between the first substrate and the second substrate; wherein the first substrate includes a first dielectric substrate and at least one first electrode on a side of the first dielectric substrate close to the dielectric layer; the second substrate includes a second dielectric substrate and at least one second electrode on a side of the second dielectric substrate close to the dielectric layer; and the at least one first electrode intersects with the at least one second electrode, which defines at least one resonant unit configured to filter an electromagnetic wave.

Abstract: Embodiments of the present disclosure relate to a method, a device, and a computer program product for container resource scheduling. The method includes detecting, in response to that there are no available virtual devices among virtual devices assigned to one or a plurality of pods on a host, whether there is a group of idle virtual devices not assigned to the one or plurality of pods. The method further includes processing, in response to the absence of the group of virtual devices, a workload of the one or plurality of pods by using a CPU of the host. The solution can promote the utilization of idle acceleration resources during a failure of a pod, and avoid unnecessary CPU occupation as much as possible, so that system resources can be used more reasonably and efficiently.

Abstract: Disclosed are an electrolyte suitable for a lithium-ion battery of a silicon-carbon system and a lithium-ion battery. The electrolyte provided in the present disclosure includes an organic solvent, an additive, and a lithium salt, where the additive includes lithium trifluoromethyl triethyl borate, prop-1-ene-1,3-sultone, and fluoroethylene carbonate. The combined use of the additive may significantly prolong the cycle life of a silicon-carbon battery, and enables the silicon-carbon battery to have both high-temperature/low-temperature performance and safety performance, so that the silicon-carbon battery is enabled to be more suitable for large-scale commercial production.

Abstract: Embodiments disclosed in this application pertain to the field of computer technologies, and in particular, to a method for performing FFT, a processor, and a computing device. The method includes: A processor responds to an execution request of fast Fourier transform FFT calculation of an application, and decomposes the FFT calculation into a plurality of calculation stages. The processor sequentially executes the plurality of calculation stages, where when a target calculation stage is executed, a vector operation circuit performs rotation factor calculation, and a matrix operation circuit performs DFT calculation. After the execution of the plurality of calculation stages is completed, the processor determines an execution result of the FFT calculation based on an execution result of a last calculation stage, and returns the execution result to the application.

Abstract: A data processing apparatus and method performs multi-level IR decomposition on original application code, extract more abundant computation and data flow features to obtain an initial computational graph, and perform graph transformation processing on the initial computational graph to obtain a target computational graph, allowing an application corresponding to original application code to run in different systems and implement performance portability.

Abstract: Provided is a method for establishing a multi-link association. The method is applicable to an access point (AP) multi-link device (MLD), and the method comprises: receiving an association request frame from at least one station (STA) MLD, wherein the association request frame comprises a group of link medium access control (MAC) addresses, the group of link MAC addresses comprising a link MAC address of a link with which the STA MLD requests to establish an association; and transmitting an association response frame to the at least one STA MLD based on the link MAC address in the association request frame.

Abstract: A method includes: displaying a second interface in response to a first operation on a first interface; obtaining a first annotation in response to an operation on a first control, and displaying a third interface, where the first annotation is an annotation for a first reading page; displaying a fourth interface in response to a second operation on the third interface, where the fourth interface includes a second reading page and a second editing window; and obtaining a second annotation in response to an operation on a second control, and displaying a fifth interface, where the fifth interface includes the second reading page and a first icon, the first icon is configured for indicating that the first annotation and the second annotation are saved into a first application, and the second annotation is an annotation for the second reading page.