Abstract: Disclosed are a self-assembled nanoparticle containing a gB protein of an EB virus and a preparation method and use thereof The self-assembled nanoparticle comprises a first polypeptide and a second polypeptide; the first polypeptide comprises the gB protein and a first vector subunit, the second polypeptide comprises a second vector subunit; the first vector subunit is I53-50A1, and the second vector subunit is I53-50B.4PT1. In the self-assembled nanoparticle provided herein, the gB protein of the EB virus is displayed on the surface of the nanoparticle for the first time. The particle size of the self-assembled nanoparticle is larger than that of the antigen gB, and the chemical stability of the self-assembled nanoparticle is higher than that of the antigen gB, and the binding capacity with the neutralizing antibody of the self-assembled nanoparticle are higher than that of the antigen gB.

Abstract: An acoustic wave device comprises a piezoelectric substrate, interdigital transducer electrodes having an electrode pitch ?0, and first and second reflector gratings disposed on opposite respective sides of the interdigital transducer electrodes in a propagation direction of a main acoustic wave through the acoustic wave device, the first reflector grating having a different electrode pitch ?1 than an electrode pitch ?2 of the second reflector grating to suppress ripples in a conductance curve of the acoustic wave device.

Abstract: The present application provides a polarizer, a manufacturing method thereof, a display panel and a display apparatus. The polarizer includes an antireflection layer, a first support layer and a grating layer stacked in sequence along a light incidence direction. The grating layer includes a plurality of first grating strips spaced apart. The first support layer includes a plurality of first support strips spaced apart and a plurality of second support strips disposed between any two adjacent first support strips, and the first support strips are disposed corresponding to the first grating strips. The antireflection layer includes a plurality of second grating strips spaced apart, and the second grating strips are disposed corresponding to the first grating strips. The antireflection layer, the first support layer and the grating layer form an optical resonant cavity structure, or, the antireflection layer is configured to absorb light reflected by the grating layer. A display panel includes the polarizer.

Abstract: In some embodiments, an architecture can include a first group of filters each configured to support a band such that a first frequency range covers the respective bands, and a second group of one or more filters each configured to support a band such that a second frequency range covers the respective one or more bands. Each filter of the first group can be configured to provide an impedance at or near a short circuit impedance for a signal in each band of the second group, and each filter of the second group can be configured to provide an impedance at or near a short circuit impedance for a signal in each band of the first group. The filters of the first and second groups can be implemented as one or more multiplexers. The architecture can further include a coupling circuit having a common node and configured to couple the common node to the one or more multiplexers through a first path and a second path.

Abstract: A combiner circuit can be implemented as a coupling circuit having a common node and configured to couple the common node to one of first and second groups of filters through a first path and to couple the common node to the other group through a second path. The coupling circuit can be further configured such that the impedance provided by each filter of the one of the first and second groups for a signal in each band of the other group results in the signal being sufficiently excluded from the first path.

Abstract: The present disclosure provides a method and device of transmitting a video signal, a method and device of receiving a video signal, and a display device. The method of transmitting the video signal includes: acquiring the video signal, wherein the video signal contains a plurality of frame data; embedding configuration data for at least one frame data of the video signal in a previous invalid interval of the at least one frame data; and transmitting the video signal embedded with the configuration data.

Abstract: A computer system to track and enhance performance of a virtual workspace system is provided. The computer system receives requests to profile phases of a distributed process executed by hosts coupled to one another via a network. Each of phase includes operations executed by processes hosted by the hosts. Each of phase either starts with receipt of a request via a user interface of a virtualization client or ends with provision of a response to the request via the user interface. The computer system identifies event log entries that each include an identifier of an event marking a start or an end of one of the operations, constructs a performance profile based on the event log entries, and transmits the performance profile to the user interface.

Abstract: A telescopic ventilation pipeline device for a coal storage Eurosilo includes a second fan, an upper air pipe fixing interface, a telescopic air pipe, a bottom air pipe fixing interface, a mounting platform, and a ventilation air pipe, the telescopic air pipe being parallel to a central telescopic feed pipe of the Eurosilo, one end of the upper air pipe fixing interface being connected to the second fan, the other end thereof communicating with the top end of the telescopic air pipe, the bottom end of the telescopic air pipe, the bottom air pipe fixing interface and the ventilation air pipe communicating in sequence, and the bottom air pipe fixing interface being fixed to a spiral framework A-type frame of the Eurosilo. Compared with the prior art, the telescopic ventilation pipeline device is high in safety and ventilation efficiency and incapable of affecting the normal operation of the Eurosilo.

Abstract: A direct power AC/DC conversion apparatus employs a dual branch topology. A first branch includes a first AHB switching network configured to receive an AC grid power and produce an AC power, coupled through a series resonant impedance to a first primary winding of a transformer. The first switching network includes two bi-directional switches coupled in series where each bi-directional switch includes two switching devices coupled in series in opposite polarity. A secondary winding of the transformer is coupled through an SR switching device to an output DC power. A second branch includes a diode bridge, configured to receive the AC grid power and produce a DC power, coupled to a second AHB switching network. The second AHB switching network is coupled through a second series resonant impedance to a second primary winding of the transformer. Each of the first and second branches are operated alternately and independently.

Abstract: Bride combiners with resonators for radio-frequency applications. A bridge combiner can be implemented as a coupling circuit that includes a common node and configured to couple the common node to a first group of filters through a first path and to couple the common node to a second group of one or more filters through a second path. The coupling circuit can include a resonator such that an impedance provided by each filter of the first group for a signal in each band of the second group results in the signal being sufficiently excluded from the first path, and such that an impedance provided by each filter of the second group for a signal in each band of the first group results in the signal being sufficiently excluded from the second path.

Abstract: A method for a self-adaptive service function chain mapping based on a deep reinforcement learning, comprising: establishing an SFC mapping model, dividing an SFC mapping process into a three-layer structure, and representing the structure with abstract parameters; building an SFCR mapping learning neural network, and mapping the abstract parameters to a state, an action and a reward value in the SFCR mapping learning neural network; establishing an empirical playback pool and updating network parameters; summarizing request rates and utilization rates of different VNFs, a number of currently deployed VNFs and a number of unactivated VNFs based on data in the empirical playback pool; and designing a VNF redeployment strategy, and redeploying the VNFs according to the summarized data. The method has good self-adaptability, and can improve the effective service cost rate and the request mapping rate for processing service requests from users in different time periods.

Abstract: A resonant AC/DC converter. An input end of a half bridge rectifier circuit is connected to an alternating current power supply. A clamping surge protection circuit is connected to the half bridge rectifier circuit in parallel, and is connected to a resonant capacitor in a resonant DC/DC conversion circuit in parallel. When a voltage of the alternating current power supply is greater than a voltage of a bus capacitor, the clamping surge protection circuit is configured to prevent a surge signal entering the resonant DC/DC conversion circuit. When the voltage of the alternating current power supply is less than or equal to a voltage of a direct current bus, a voltage of the resonant capacitor is clamped. The resonant DC/DC conversion circuit performs electric energy conversion on the pulsating direct current that is output by the half bridge rectifier circuit, and then performs output.

Abstract: A method for intelligent traffic scheduling based on deep reinforcement learning, comprising: collecting flows in a data center network topology in real time, and dividing the flows into elephant flow or mice flow according to different types of flow features; establishing traffic scheduling models with energy saving and performance of the elephant flow and the mice flow as targets for joint optimization; establishing a DDPG intelligent routing traffic scheduling framework based on CNN improvement, and performing environment interaction; jointly inputting the three state messages as a state set into the CNN for training; setting an action as a comprehensive weight of energy saving and performance of each path under the condition of uniform transmission of flows in time and space, and selecting transmission paths for the elephant flow or the mice flow according to the weight; and designing reward value functions for the elephant flow and the mice flow.

Abstract: An image reconstruction method, device and apparatus and non-transitory computer-readable storage medium are disclosed. The method may include: determining norms of convolution kernels of each convolutional layer of a deep neural network model; determining the convolution kernels with norms greater than or equal to a preset threshold in each convolutional layer to obtain a target convolution kernel set of each convolutional layer; processing an input image of each convolutional layer by using the convolution kernels in the target convolution kernel set of each convolutional layer respectively, to obtain a first image processing result; obtaining a second image processing result by performing interpolation on an initial image; and determining a fusion result according to the first image processing result and the second image processing result and reconstructing the initial image according to the fusion result.

Abstract: A controller for controlling a phase-shifted full-bridge circuit, a power supply module, and an electronic device. The phase-shifted full-bridge circuit includes a first leg and a second leg. A working state of the phase-shifted full-bridge circuit includes a first working state and a second working state. The controller is configured to: detect a load level of a load circuit coupled to the phase-shifted full-bridge circuit, and control, based on the load level, the phase-shifted full-bridge circuit to switch the running working state. When the phase-shifted full-bridge circuit runs in the first working state, the first leg is a leading leg, and the second leg is a lagging leg. When the phase-shifted full-bridge circuit runs in the second working state, the first leg is a lagging leg, and the second leg is a leading leg.

Abstract: A double-wall multi-structure quartz cylinder device, belonging to the technical field of ion beam etching. The device specifically includes a quartz cylinder outer wall, at least one quartz cylinder inner liner being provided inside the quartz cylinder outer wall, axes of the two coinciding with each other, and a quartz cylinder inner liner support being connected between the quartz cylinder inner liner and the quartz cylinder outer wall. The quartz cylinder outer wall and the bottom of the quartz cylinder inner liner are connected to a grid mesh, most of etching by-products will be sputtered onto an inner surface of the quartz cylinder inner liner through voids of the grid mesh, and less etching by-products will be attached to an inner wall of the quartz cylinder outer wall, such that the whole radio frequency circuit is less affected by contamination.

Abstract: A touch display system and a control method thereof are provided. The touch display system includes a touch display panel and a controller. The touch display panel includes a touch area and is configured to sense a touch operation of a user. The controller is coupled with the touch display panel and is configured to acquire a physical sign information of the user who is to operate the touch display panel, and adjust a touch range for the user to perform the touch operation in the touch area according to the physical sign information of the user.

Abstract: The present disclosure provides a one-pot chemoenzymatic method for site-specific modification and conjugation of antibodies at their Fc glycan site to produce structurally well-defined antibody conjugates carrying defined drugs and other entities. The method is enabled by the discovery that certain endoglycosidases have the ability to both deglycosylate an antibody and to recognize selectively modified small disaccharide oxazolines for transglycosylation on antibodies without hydrolysis of the resulting products.

Abstract: A display device includes an optical assembly for displaying images, a frame, and an adjustment assembly including a spherical bearing a connecting rod, and a cover. The frame and the optical assembly are arranged at intervals, a first recess is concave in a first direction from the frame, a through hole penetrates the frame and communicates with the first recess; a part of the spherical bearing is received in the first recess and abuts against an inner surface defining the first recess; the connecting rod extends through the through hole, one end of the connecting rod is fixed to the spherical bearing, and the other end is connected to the optical assembly; the cover is arranged on a side of the spherical bearing facing away from the frame and adjustably connected to the frame in the first direction to selectively apply or remove a pressure to the spherical bearing.

Abstract: In accordance with one disclosed method, a client device may be caused to present a user interface for an application, the user interface enabling selective access to a plurality of resources via the client device. A state of a peripheral device that is connectable to the client device may be determined and, based at least in part on the state of the peripheral device, at least a first resource, from among the plurality of resources, may be identified with which the peripheral device can interact. Based at least in part on the identifying of the first resource, the user interface may be caused to include at least a first selectable user interface element that, when selected, causes the client device to access to the first resource so as to enable the peripheral device to interact with the first resource.