Abstract: An anti-peeping panel, a preparation method, a driving method, and a display device. The anti-peeping panel includes: a first substrate; a second substrate; a composite material layer; first and second transparent electrode layers.

Abstract: Arrangements disclosed herein relate to data communicating using virtual carriers, including receiving, by a User Equipment (UE) from a network, first information for a first virtual carrier. The UE determines the second information for a second virtual carrier based on the first information. The UE sends to the network uplink access signal on an uplink resource of the first virtual carrier or the second virtual carrier in some examples. In some examples, the UE receives from the network downlink control information on at least one of a first downlink resource in the first virtual carrier or a second downlink resource in the second virtual carrier based on the first information and the second information.

Abstract: A battery cell includes: a housing; at least one wound cell arranged in the housing, where each wound cell has a tab, and the tab at at least one end forms a flattened plane covering an end surface of the wound cell; a pole; and an adapting member connecting the pole to the tab of the at least one wound cell. In the battery cell, the tab at at least one end on the wound cell forms the flattened plane covering the end surface of the wound cell, which can reduce the battery space occupied by the tab, and increase the winding space, thereby improving the energy density of the battery cell. The flattened plane can be stably connected to the adapting member, overcoming the need to align a plurality of tabs for a stable connection to the adapting plate. This improves production line efficiency and reduces battery production costs.

Abstract: The present invention discloses a cable force identification algorithm considering semi-rigid constraints on both ends. The present invention only needs the basic parameters such as length and mass per unit length of a cable and then adopts a modal identification algorithm such as stochastic subspace method and frequency domain decomposition method to process signals collected by the acceleration sensor, and thus obtains the corresponding first natural frequency and mode shapes, and the cable force can be solved without obtaining any other data in advance.

Abstract: A base station for cleaning a cleaning system of a cleaning robot is provided. The base station includes a base station body, a cleaning assembly and at least one track-cleaning member. The base station body is provided with at least one track groove. The cleaning assembly is configured to run along the at least one track groove and is provided with a cleaning member. The cleaning member is configured to clean the cleaning system of the cleaning robot by interfering with the cleaning system of the cleaning robot. The at least one track-cleaning member is configured to run along the at least one track groove to clean the at least one track groove.

Abstract: Some embodiments of the present disclosure provide a probe structure and an electronic device with probe structure. The probe structure is disposed on a first component and is configured to contact with a conductive component on a second component, the probe structure includes a probe assembly, the probe assembly includes a storage position and a contact position, when the probe assembly is at the storage position, the probe assembly is stored in the first component so as to avoid being damaged by an external force, and when the probe assembly is at the contact position, at least part of the probe assembly extends out of the first component so as to contact with the conductive component; the probe assembly is movably disposed to move between the storage position and the contact position.

Abstract: A polymer-modified porous material, a membrane electrode, and applications thereof are disclosed. The polymer-modified porous material includes a porous material and a plurality of surface groups attached to the porous material; each of the surface groups includes a linking group and an adhesive group that are attached in sequence; the linking group has a structure represented by a structural unit I, wherein represents that O is linked to the porous material; the number of the structural units I in each of the surface groups is independent from each other; the total number n of moles of the structural units I in the polymer-modified porous material is 1,000-10,000; and the total number m of moles of the adhesive groups is 10-1,000, and n/m=10-1,000. The problem of serious self-discharge of existing membrane electrodes is alleviated.

Abstract: A semiconductor device with a buried bit line and a preparation method thereof are provided. The preparation method of a semiconductor device with a buried bit line includes: providing a substrate; forming bit line trenches; forming a bit line structure in the bit line trench; and forming word line structures in the substrate. The semiconductor device with a buried bit line includes a substrate, bit line trenches, a bit line structure, and word line structures.

Abstract: The invention discloses a neodymium-iron-boron magnet and a preparation method thereof. The neodymium-iron-boron magnet comprises a main phase crystal grain, a shell layer of the main phase crystal grain and a Nd-rich phase adjacent to the main phase crystal grain, wherein the main phase crystal grain comprises Nd2Fe14B; or the main phase crystal grain comprises Nd2Fe14B and Pr2Fe14B; the shell layer comprises (Nd/Dy)2Fe14B and/or (Nd/Tb)2Fe14B; the shell layer has a thickness of 0.1-6 ?m; the Nd-rich phase comprises a R6Fe13B phase, wherein the R is one or more selected from the group consisting of Nd, Pr, Dy and Tb. The method of the invention effectively reduces the diffusion amount of the heavy rare earth elements into the main phase, forms a thinner heavy rare earth shell layer, and can further optimize and improve the high temperature performance of the magnet.

Abstract: Embodiments of present disclosure relate to an apparatus and a method for controlling a delta-connected cascaded multilevel converter. The apparatus (100) for controlling a delta-connected cascaded multilevel converter (110) comprises: a converter controller (102) configured to: receive current signals indicating phase currents flowing through respective phase arms of the converter (110); determine a harmonic current signal indicating a circulating current of the converter (110) from the current signals; and generate, based on the determined harmonic current signal and a reference current signal, a harmonic voltage signal to cause an amplitude of the circulating current flowing through the phase arms of the converter (110) to be a predetermined amplitude.

Abstract: A battery cell, a battery and an electricity-consuming apparatus are provided by the present application. The battery cell includes an electrode assembly including an electrode main body that includes an electrode sheet and a separator stacked with each other, and an electrode tab extending from an end face of the electrode main body; and an infiltrating film including a first end and a second end arranged opposite to each other in a length direction thereof, in which the second end is connected to the separator, and the first end extends beyond the electrode main body.

Abstract: Disclosed are a base station and a cleaning robot system. The base station is used for maintenance of a cleaning robot. The base station includes: a base station body, and a base station baseboard having a slope portion tilted upward from back to front. The base station baseboard includes a substrate and an extension plate, a front end of the substrate is engaged with the base station body, and a rear end of the substrate is connected to the extension plate.

Abstract: The present disclosure provides examples of a method and apparatus for processing a video, a device and a storage medium. The method may include: acquiring a target video and a target comment of the target video; recognizing a picture in the target video to obtain text information of the picture; determining a target comment matching a content of the text information; and inserting, in response to displaying the picture in the target video, the target comment matching the content in a form of a bullet screen.

Abstract: A shift-register unit includes a first circuit including a first input circuit coupled via a first node to a first output circuit, and a second circuit including a second input circuit coupled via a second node to a second output circuit. The first input circuit is configured to control a voltage level of the first node in response to a first input signal. The first output circuit is configured to output a shift-register signal and a first output signal in response to the voltage level of the first node. The second input circuit is configured to control a voltage level of the second node in response to the first input signal. The second output circuit is configured to output a second output signal in response to the voltage level of the second node. The first input circuit includes a fifth transistor.

Abstract: The present application provides a cooling shell, a chassis, a marine electric propulsor, and a cooling control method. The cooling shell includes a shell body and the shell body includes a fin portion, a heating component installation portion, and a cooling component installation groove. The heating component installation portion is formed on one side of the shell body in the first direction for installing the heating component. The cooling component installation groove is formed on the other side of the shell body for accommodating the cooling component. A connected flow channel is formed between the fin portion and the cooling component installation groove.

Abstract: A positive electrode plate includes a current collector and an electrode membrane formed on at least one surface of the current collector. The electrode membrane includes a first positive electrode active substance layer and a second positive electrode active substance layer, and the first positive electrode active substance layer is located between the current collector and the second positive electrode active substance layer. A first positive electrode active substance material in the first positive electrode active substance layer contains hollow particles, and a second positive electrode active substance material in the second positive electrode active substance layer contains solid particles.

Abstract: An embodiment of the disclosure provides a semiconductor structure and a manufacturing method thereof. The semiconductor structure includes: a substrate, a bit line structure located on the substrate, a capacitor contact hole located on two opposite sides of the bit line structure, and an isolation sidewall. The isolation sidewall is located between the bit line structure and the capacitor contact hole. A gap is provided between the isolation sidewalls located on the two opposite sides of the bit line structure. The gap is located on the bit line structure.

Abstract: The present application relates to a battery and a power consuming device. The battery includes: a case with an accommodating cavity therein; several battery cells arranged in the accommodating cavity; a collection assembly, which is fitted in the accommodating cavity and is configured to collect a conductive medium ejected when each of the battery cells undergoes thermal runaway.

Abstract: A method and a device for a predicting desert locust are provided. The method includes: acquiring environment factor data of a target area, where the environment factor data includes total precipitation data, soil temperature data, soil water data, and vegetation index data; extracting fluctuation features corresponding to the environment factor data through wavelet transform, where the fluctuation features include a precipitation fluctuation feature corresponding to the total precipitation data, a soil temperature fluctuation feature corresponding to the soil temperature data, a soil water fluctuation feature corresponding to the soil water data, and a vegetation fluctuation feature corresponding to the vegetation index data; and predicting time when the desert locust presents in the target area based on the fluctuation features.

Abstract: A Low Earth orbit (LEO) satellite congestion control routing method is disclosed, including: Step 1: A LEO satellite periodically detecting queue lengths of a plurality of ports and informing a Geostationary Earth Orbit (GEO) satellite of queue lengths of congested ports in the plurality of ports; Step 2: The GEO satellite sending the queue lengths of congested ports to a ground station, and a computing center of the ground station calculating link status weights according to the queue lengths of congested ports; Step 3: According to the link status weights, the computing center of the ground station determining a congestion area; Step 4: The computing center of the ground station calculating a routing table of satellites in the congestion area, and the ground station sending the routing table to a LEO satellite inside the congestion area; Step 5: The LEO satellite in the congestion area receiving the routing table, and performing end-to-end transmission of data packets to a destination LEO satellite accordin