Abstract: An active noise reduction device includes: a plurality of first adaptive filters; a plurality of feedback filters; an adder that adds a cancellation signal outputted by each of the plurality of first adaptive filters, and outputs a cancellation signal resulting from the addition; and a band elimination filter that is disposed in at least one of a first path from each of the plurality of first adaptive filters to a loudspeaker or a second path from a microphone to each of the plurality of first adaptive filters.

Abstract: This application provides a communication method and apparatus, to resolve a problem that frequent switching or even data flow interruption may occur when a terminal device performs cell selection or cell reselection. In this application, the terminal device receives first information from a network device, where the first information includes uptilt beam information, and the uptilt beam information indicates that there is an uptilt beam in a cell. The terminal device accesses the cell based on the uptilt beam information.

Abstract: The present application discloses a magnet-driven fire damper for an oxygenerator, which includes a rear valve housing, a front valve housing and a fusible valve core, and further includes a static magnet and a moving magnet, wherein the static magnet is fixedly mounted at a front end of a middle hole of the rear valve housing and does not affect the passage of oxygen, and the moving magnet is fixedly connected to a rear end of the fusible valve core and is provided opposite to the static magnet; the opposing faces of the static magnet and the moving magnet are of the same polarity. In the present application, a magnet-driven fire damper for an oxygenerator, mutually exclusive magnets are used as a driving unit of a fusible valve core, avoiding the influence of water vapor, and being sensitive and reliable in operation.

Abstract: A cell control board includes a switch device, a detection device, a communication device, and a control device connected with each of the switch device, the detection device and the communication device. The switch device has a first terminal and a second terminal respectively as a first connection terminal and a second connection terminal of the cell control board. Each of the switch device and the detection device can be connected with a cell of a battery pack, and the detection device can detect cell information of the cell. The control device is configured to: transmit the cell information to a battery pack controller through the communication device; receive control instructions therefrom; and control the switch device to adjust, based on the control instructions, connection of the cell with the remaining cells of the battery pack through the first connection terminal and the second connection terminal.

Abstract: A method and apparatus for precoding a reconfigurable intelligent surface (RIS) are disclosed, the method is performed by a terminal device, including: determining a precoding matrix indicator (PMI) and an additional deflection phase angle for each RIS unit group in an RIS array according to channel information of the each RIS unit group; and sending first indication information, where the first indication information indicates the precoding matrix indicator and the additional deflection phase angle for the each RIS unit group.

Abstract: Embodiments of this disclosure provide a communication method and apparatus. The method includes: a central node obtains N indication parameters that are in a one-to-one correspondence with N distributed nodes, where a first indication parameter in the N indication parameters indicates a communication capability and a computing capability of a first distributed node, and the first distributed node is any node in the N distributed nodes, and determines M network parameters based on the N indication parameters, where the M network parameters are in a one-to-one correspondence with M distributed nodes in the N distributed nodes, and a first network parameter in the M network parameters indicates at least one of a communication configuration or a neural network architecture configuration of the first distributed node. The central node sends the M network parameters, where N and M are positive integers, and M is less than or equal to N.

Abstract: Provided are a collimator apparatus and a motion control method. The collimator apparatus includes a transmission assembly and at least two collimators. The transmission assembly is connected to the at least two collimators. The transmission assembly is configured to implement automatic switching of different collimators through rotation action.

Abstract: A correction device including: a memory; and a processor coupled to the memory, the processor configured to: receive a modulated video signal; separate the modulated video signal into a color difference signal and a luminance signal; and in cases in which a luminance component change value in a given frequency band in a demodulated luminance signal, demodulated from the luminance signal, is a given threshold or greater, perform correction such that color difference components present in a demodulated color difference signal demodulated from the color difference signal and corresponding to the luminance components are emphasized, compared to cases in which the change value is less than the given threshold.

Abstract: A single-domain antibody polypeptide specifically binding to VEGF C and a construct thereof, an anti-VEGF C/VEGF A bispecific binding protein, polynucleotides encoding the polypeptide and protein, an expression vector, a host cell, a pharmaceutical composition thereof, and a method and use for treating diseases related to neovascularization.

Abstract: Disclosed is a laminated common mode filter which implements a wide band characteristic and in which the resistance and inductance of coil patterns configuring each channel are formed uniformly. The disclosed laminated common mode filter comprises: an upper electrode layer configured by a lamination comprising multiple coil patterns; a lower electrode layer configured by a lamination comprising multiple coil patterns and disposed under the upper electrode layer; and a capacitance layer configured by a lamination comprising a capacitance pattern and a ground pattern, disposed under the lower electrode layer, and overlapping the multiple coil patterns to form an additional capacitance.

Abstract: A display panel, a display apparatus, and a method for manufacturing a display panel. The display panel includes a base plate, an isolation structure, a light-emitting functional layer, and a plurality of first electrodes, the isolation structure includes a first portion and a second portion; the light-emitting functional layer includes first light-emitting portions and second light-emitting portions; an edge of the first electrode overlaps the first portion, a shortest connecting line between an edge of the first electrode portion and the first edge is a first connecting line, a shortest connecting line between an edge of the second electrode portion and the second edge is a second connecting line, and an angle between the second connecting line and a plane in which the base plate is located is less than an angle between the first connecting line and the plane.

Abstract: A work system is a system for automatically operating a work machine including a work device. The work system includes a controller that controls an operation of the work machine so that a leveling work is performed, the leveling work including a leveling operation in which a work target object that has been loaded into a container by a loading work is leveled using the work device. The controller acquires information regarding at least one of the work target object in the container, the container, the work machine, and the loading work, and determines at least one of a start position of the leveling operation and an end position of the leveling operation by using the information.

Abstract: A resource configuration method and apparatus, a network device, and a terminal device are provided, and relate to the field of communication technologies. The method performed by a network device includes: sending configuration indication information and/or resource configuration information of a target reference signal to a terminal device in idle or inactive mode, by a SIB message; where the configuration indication information is configured to indicate a generation method of the resource configuration information of the target reference signal; the resource configuration information includes at least one of: a first parameter set applied to a single target reference signal resource; a second parameter set applied to each target reference signal resource in a target reference signal resource set; a third parameter set applied to each target reference signal resource in each target reference signal resource set in a target reference signal resource set group.

Abstract: Disclosed is a polyester synthetic fiber treatment agent that contains a silicone (A), a silicone (B), a nonionic surfactant, an anionic ingredient, and optionally a silicone (C). The amount of the silicone (C) contained in the polyester synthetic fiber treatment agent is less than 10% by mass. The silicone (A) is a silanol-modified silicone with a number average molecular weight of not less than 50,000 but less than 200,000. The silicone (B) is a silane coupling agent having at least one functional group selected from the group consisting of a methoxy group, an ethoxy group, an amino group, and an isocyanate group but not including an epoxy group in the molecule. The silicone (C) is at least one selected from the group consisting of silicone resins, dimethyl silicones, and alkyl-modified silicones but excluding those corresponding to being the silicone (A).

Abstract: The present invention discloses a sounding unit, a loudspeaker and an electronic device; wherein the sounding unit comprises a plurality of voice coils which are sequentially arranged in a horizontal direction, and current directions of adjacent voice coils at positions close to each other are opposite; each of the voice coils has a corresponding magnet steel, and polarities of the magnetic steels respectively corresponding to the adjacent voice coils are opposite, so that a force direction of each of the voice coils is the same, ensuring the consistency of the force of a plurality of voice coils; and since the voice coils are split, the force magnitude of the voice coils is effectively improved compared with the existing single voice coil arrangement mode, thereby greatly improving the sensitivity of the sounding unit and increasing the loudness of the sounding unit.

Abstract: An output pole integrated structure, a CCS assembly, and a battery module are provided. The output pole integrated structure is arranged at an input end or an output end of a battery group, and includes: an output bar electrically connected to an external device; and a protective bar connected between the output bar and the input end of the battery group, or connected between the output bar and the output end of the battery group. The protective bar is configured to conduct the battery group and the output bar and provided with fuse protection structures.

Abstract: A sliding-door drive unit for a vehicle is capable of transferring or blocking drive power required to pull or push a cable to open or close a sliding door. The sliding-door drive unit includes a worm wheel rotatable by a drive motor, a stationary disc coupled to an output shaft, and a movable disc rotatably installed between the worm wheel and the stationary disc along an axial direction of the output shaft. The movable disc is engaged with the worm wheel and is selectively engaged with the stationary disc.

Abstract: An air cleaner including a housing including a flow path through which air is movable; a fan configured to operate to move air through the flow path; and an air guide adjacent to the fan, the air guide including a guide surface along which the air moving through the flow path flows while the fan operates, and a sound absorption hole extending from the guide surface so that a sound generated by the fan while the fan operates is absorbed through the sound absorption hole.

Abstract: Embodiments of the present disclosure provide a correction method for an energy storage battery management system, comprising: generating (S210) predictive data based on historical battery data by means of a twin model; training generic battery models according to the predictive data when a model correction event is detected, to obtain (S220) a target battery model; and issuing (S230) model update firmware or model update parameters of the target battery model to a local energy storage battery manager. The present disclosure further provides a correction device for an energy storage battery management system, and a system and a medium.

Abstract: In the message processing method, a terminal device receives a first push message of a first application from a push server; the terminal device receives a second push message of a second application from the push server; the terminal device displays a first message indicated by the first push message and a second message indicated by the second push message on a first user interface; the terminal device receives a first input operation performed by a user on the second message; and the terminal device displays a second user interface in response to the first input operation, where a display form and/or a display sequence of the second message on the second user interface are/is different from a display form and/or a display sequence of the second message on the first user interface.