Abstract: The embodiments of the present disclosure provide an antibody or antigen-binding fragment against SARS-CoV-2 spike(S) protein, comprising: three complementarity determining regions (HCDRs) of a heavy chain variable region or one or more variants thereof, the heavy chain variable region set forth as SEQ ID NO. 30 or SEQ ID NO. 46, each of the one or more variants having at most two amino acid changes compared to the corresponding CDR; and three complementarity determining regions (LCDRs) of a light chain variable region or one or more variants thereof, the light chain variable region set forth as SEQ ID NO. 32 or SEQ ID NO. 48, each of the one or more variants having at most two amino acid changes compared to the corresponding CDR.

Abstract: A transmission device for a base station antenna includes a motor, a screw driven by the motor, a transmission shaft, and a linkage system. The linkage system is connected with the screw via the transmission shaft, so that the screw drives the linkage system via the transmission shaft. The linkage system includes: a worm driven by the transmission shaft, a worm gear meshed with the worm, at least one spur gear disposed on a same connecting shaft as the worm gear, and at least one connecting rod engagement element. The spur gear and the worm gear are fixed relative to each other. The connecting rod engagement element has a rack meshed with the spur gear, so that the worm drives the worm gear to rotate with the spur gear, and the spur gear drives the connecting rod engagement element via the rack to move in an axial direction of the transmission shaft.

Abstract: A method for navigating in a simulated environment is disclosed herein. A navigation device determines a search space associated with a plurality of viewpoints other than the current viewpoint in a three-dimensional (3D) space for a current viewpoint. The search space comprises a set of 3D coordinates for each of the plurality of viewpoints. The navigation device determines a field of view at the current viewpoint, which is an area associated with a viewing angle and a visible distance. The navigation device determines a target viewpoint in the search space of the current viewpoint based on the field of view at the current viewpoint. The target viewpoint is outside the area of the field of view at the current viewpoint. The navigation device causes display of a guidance user interface (UI) comprising an indicator corresponding to the target viewpoint in the field of view at the current viewpoint.

Abstract: The present disclosure relates to a phase shifter, which includes: a phase shift circuit board with conductive traces printed thereon; and a phase shift circuit board with conductive traces printed thereon; and a slide device with a first tooth section configured to be driven, wherein movement of the first tooth section drives the slide device to slide on the phase shift circuit board. In addition, the present disclosure further relates to a remote electrical tilt system, which includes an actuator, a transmission mechanism, and at least one phase shifter according to the present disclosure, wherein the actuator is configured to drive the transmission mechanism, and the transmission mechanism engages the first tooth section to drive the slide device to slide on the phase shift circuit board. In addition, the present disclosure also relates to a base station antenna which includes the remote electrical tilt system according to the present disclosure.

Abstract: A display panel includes: a substrate, and a plurality of pixel circuits, an initial signal line and a plurality of light-emitting devices that are disposed on the substrate. The initial signal line is coupled to the plurality of pixel circuits, and includes a plurality of first signal lines and a plurality of second signal lines, the plurality of second signal lines are farther away from the substrate than the plurality of first signal lines, and the plurality of first signal lines are coupled to the plurality of second signal lines. Each light-emitting device of the plurality of light-emitting devices is coupled to a pixel circuit of the plurality of pixel circuits, the light-emitting device includes a first electrode, and orthographic projections of first electrodes of the plurality of light-emitting devices on the substrate do not overlap with orthographic projections of the plurality of second signal lines on the substrate.

Abstract: The disclosure discloses a magnetic stimulation method with a controllable induced field direction, and belongs to the technical field of noninvasive neural regulation. The method includes the following steps: S100, calculating currents i1j, i2j, i3j, j=1, 2, . . . n required to be made to generate a unit-direction vector electric field at a target point Pt, the same below; S200, decomposing a vector electric field E required at the target point to three fundamental vector directions to obtain electric field components E1, E2, E3; S300, calculating currents that may generate the electric field components E1, E2, E3 at the target point, I1j=E1i1j, I2j=E2i2j, I3j=E3i3j; S400, superimposing the currents of the three energization modes to obtain a resultant current Ij=I1j+I2j+I3j=E1i1j+E2i2j+E3i3j to be made of each coil of a coil group, that is, generating a required electric field E at the target point for specific directional simulation.

Abstract: A page display method and an electronic device are disclosed. The method includes: displaying at least one component on a page, the component is configured to display first content; and the first content has a mapping relationship with second content, and the second content is entire or part of page content covered by the component; and updating the first content or the second content in response to a position of the component being changed relative to the page.

Abstract: The present disclosure relates to a phase shifter, which includes: a phase shift circuit board with conductive traces printed thereon; and a phase shift circuit board with conductive traces printed thereon; and a slide device with a first tooth section configured to be driven, wherein movement of the first tooth section drives the slide device to slide on the phase shift circuit board. In addition, the present disclosure further relates to a remote electrical tilt system, which includes an actuator, a transmission mechanism, and at least one phase shifter according to the present disclosure, wherein the actuator is configured to drive the transmission mechanism, and the transmission mechanism engages the first tooth section to drive the slide device to slide on the phase shift circuit board. In addition, the present disclosure also relates to a base station antenna which includes the remote electrical tilt system according to the present disclosure.

Abstract: A method for navigating in a simulated environment is disclosed herein. A navigation device determines a search space associated with a plurality of viewpoints other than the current viewpoint in a three-dimensional (3D) space for a current viewpoint. The search space comprises a set of 3D coordinates for each of the plurality of viewpoints. The set of 3D coordinates indicates a position of the corresponding viewpoint in the 3D space. The navigation device determines a field of view at the current viewpoint. The field of view is associated with a viewing angle and a visible distance. The navigation device determines a target viewpoint in the search space of the current viewpoint based on the field of view at the current viewpoint. The navigation device causes display of a guidance user interface (UI) comprising an indicator corresponding to the target viewpoint in the field of view at the current viewpoint.

Abstract: A method for navigating in a simulated environment is disclosed herein. A navigation device determines a search space associated with a plurality of viewpoints other than the current viewpoint in a three-dimensional (3D) space for a current viewpoint. The search space comprises a set of 3D coordinates for each of the plurality of viewpoints. The navigation device determines a field of view at the current viewpoint, which is an area associated with a viewing angle and a visible distance. The navigation device determines a target viewpoint in the search space of the current viewpoint based on the field of view at the current viewpoint. The target viewpoint is outside the area of the field of view at the current viewpoint. The navigation device causes display of a guidance user interface (UI) comprising an indicator corresponding to the target viewpoint in the field of view at the current viewpoint.

Abstract: A method for navigating in a simulated environment is disclosed herein. A navigation device determines a search space associated with a plurality of viewpoints other than the current viewpoint in a three-dimensional (3D) space for a current viewpoint. The search space comprises a set of 3D coordinates for each of the plurality of viewpoints. The set of 3D coordinates indicates a position of the corresponding viewpoint in the 3D space. The navigation device determines a field of view at the current viewpoint. The field of view is associated with a viewing angle and a visible distance. The navigation device determines a target viewpoint in the search space of the current viewpoint based on the field of view at the current viewpoint. The navigation device causes display of a guidance user interface (UI) comprising an indicator corresponding to the target viewpoint in the field of view at the current viewpoint.

Abstract: The present disclosure relates to a phase shifter, which includes: a phase shift circuit board with conductive traces printed thereon; and a phase shift circuit board with conductive traces printed thereon; and a slide device with a first tooth section configured to be driven, wherein movement of the first tooth section drives the slide device to slide on the phase shift circuit board. In addition, the present disclosure further relates to a remote electrical tilt system, which includes an actuator, a transmission mechanism, and at least one phase shifter according to the present disclosure, wherein the actuator is configured to drive the transmission mechanism, and the transmission mechanism engages the first tooth section to drive the slide device to slide on the phase shift circuit board. In addition, the present disclosure also relates to a base station antenna which includes the remote electrical tilt system according to the present disclosure.

Abstract: Provided are a method and an apparatus for displaying item information in a current space, an electronic device, and a non-transitory machine-readable storage medium. The method comprises: obtaining spatial data of a current position in a current space, and obtaining position data and information data of at least one item in the current space according to the spatial data; calculating a display priority of the at least one item in the current space according to the spatial data, the position data, and the information data; and displaying the information data of the at least one item according to the display priority. Through the method, the display priority of the information data of the at least one item in the current space are calculated, and then the information data of the at least one item in the current space is displayed according to the display priority, so that it is convenient for a user to directly view the information data of the at least one item in the current space.

Abstract: Provided are a method and an apparatus for displaying item information in a current space, an electronic device, and a non-transitory machine-readable storage medium. The method comprises: obtaining spatial data of a current position in a current space, and obtaining position data and information data of at least one item in the current space according to the spatial data; calculating a display priority of the at least one item in the current space according to the spatial data, the position data, and the information data; and displaying the information data of the at least one item according to the display priority. Through the method, the display priority of the information data of the at least one item in the current space are calculated, and then the information data of the at least one item in the current space is displayed according to the display priority, so that it is convenient for a user to directly view the information data of the at least one item in the current space.

Abstract: An isolator for an antenna system includes a printed circuit board based parasitic element, where the parasitic element has a functional portion and a first connecting portion, and the functional portion has a printed electrically-conducting segment, and the first connecting portion is configured to engage a base board of the antenna system. The isolator further includes at least one support element configured as a second printed circuit board component, where the support element has a second connecting portion, and the second connecting portion is configured to engage the base board of the antenna system, and the support element is configured to support the parasitic element.

Abstract: A multi-layer phase shift driving device for an electrically regulated antenna includes multiple control boards that are spaced apart from each other, each of which is arranged with respective phase shift driving mechanisms for driving brushes of the electrically regulated antenna, and arranged with a plurality of holes through which rods pass, wherein each control board is provided with at least one of said rods fixed thereto to serve as fixing rods of the control board and serve as guiding rods of the other control boards of the multiple control boards, such that the multiple control boards can be driven independently of each other.

Abstract: An isolator for an antenna system includes a printed circuit board based parasitic element, where the parasitic element has a functional portion and a first connecting portion, and the functional portion has a printed electrically-conducting segment, and the first connecting portion is configured to engage a base board of the antenna system. The isolator further includes at least one support element configured as a second printed circuit board component, where the support element has a second connecting portion, and the second connecting portion is configured to engage the base board of the antenna system, and the support element is configured to support the parasitic element.

Abstract: A multi-layer phase shift driving device for an electrically regulated antenna includes multiple control boards that are spaced apart from each other, each of which is arranged with respective phase shift driving mechanisms for driving brushes of the electrically regulated antenna, and arranged with a plurality of holes through which rods pass, wherein each control board is provided with at least one of said rods fixed thereto to serve as fixing rods of the control board and serve as guiding rods of the other control boards of the multiple control boards, such that the multiple control boards can be driven independently of each other.

Abstract: A resource searching method and an electronic device are provided, wherein the method includes: a resource search and user intention recognition in a resource database are performed according to an entry entered by a user; and searched resources are sorted according to a result of user intention recognition. By sorting resources of all types (for example, resources like videos, apps, or audios, etc.) relevant to an entry entered by a user, the user can conveniently and quickly find resources that the user needs.