Abstract: A dual-polarized magnetoelectric dipole antenna, including a reflection plate, electric and magnetic dipoles, where the electric dipole includes four first electrodes; the magnetic dipole includes four second electrodes; the second electrodes are in one-to-one correspondence with the first electrodes, and each second electrode is connected between a corresponding first electrode and the reflection plate; each first electrode includes first and second sides connected to each other; the first side of the first electrode is adjacent to the first side of one adjacent first electrode, and the second side of the first electrode is adjacent to the second side of other one adjacent first electrode; each second electrode includes two sub-electrodes connected to the first and second sides of a corresponding first electrode, respectively; the sub-electrode has a slit opening therein, and an extending direction of the slit opening is parallel to a plane where the reflection plate is located.

Abstract: An antenna is provided. The antenna includes a microstrip feed line, a ground plate, a slot extending through the ground plate, and a radiating plate. The radiating plate is on a side of the ground plate and the slot away from the microstrip feed line. The radiating plate is configured to receive a signal from the microstrip feed line by aperture coupling through the slot. The radiating plate includes a plurality of radiating blocks spaced apart from each other.

Abstract: An intelligent seed production apparatus and method based on multistage screening and bud eye identification includes a feeding module, a pre-cutting module, a bud eye identifying and cutting module, and a material mixing module. The feeding module can screen out seed potatoes with the mass and shapes meeting the requirements through a multistage screening mechanism. The pre-cutting module can receive the seed potatoes discharged from the feeding module, and cut each seed potato in half; the bud eye identifying and cutting module can receive the seed potato pieces discharged from the pre-cutting module and determine the weight of the seed potatoes and identify the bud eye distribution on the surfaces of the seed potatoes, and cut the seed potato into multiple required tubers, so that bud eyes are distributed on different tubers uniformly. The material mixing module can receive the cut tubers, and complete the material mixing of the tubers.

Abstract: Device and method controlling for an antenna, an antenna system and a computing control device are provided. The antenna includes multiple antenna array elements and multiple phase shifters for calibrating phases of the multiple antenna array elements. The device includes a temperature sensor, a positioning unit and a computing control unit, the temperature sensor is configured to obtain temperature information of the antenna and output it to the computing control unit; the positioning unit is configured to obtain position information of the antenna and output it to the computing control unit; the computing control unit is configured to receive the position information and temperature information of the antenna, determine position information of a satellite, and control the phase shifters to adjust phases of the multiple antenna array elements according to the position information the temperature information of the antenna, the position information of the satellite and pre-stored calibration data.

Abstract: The present disclosure provides a sidelink transmission method and a terminal. The method includes: determining, by a first terminal, that first information is transmitted 1 or N times according to configuration information, wherein N is a positive integer greater than 1; if it is determined that the first information is transmitted N times, transmitting, by the first terminal, the first information to a second terminal N times on a sidelink; if it is determined that the first information is transmitted once, transmitting, by the first terminal, the first information to the second terminal once on the sidelink.

Abstract: An antenna is provided. The antenna includes a ground plate, and a slot extending through the ground plate; a first dielectric layer on the ground plate and the slot; a microstrip feed line and a first radiating patch on a side of the first dielectric layer away from the ground plate, the first radiating patch being coupled to the microstrip feed line and configured to receive a signal from the microstrip feed line; a second dielectric layer on a side of the ground plate and the slot away from the first dielectric layer, the first radiating patch, and the microstrip feed line; and a second radiating patch on a side of the second dielectric layer away from the ground plate, the second radiating patch being configured to receive a signal by aperture coupling through the slot.

Abstract: The technology of this application relates to a communication method, apparatus, and system, and relates to the field of communication technologies. The method includes a first node performing data transmission with a destination node based on a first communication link, where the first communication link includes a second node. When the first communication link is unavailable, the first node performs data transmission with the destination node based on a second communication link, where the second communication link includes a third node different from the second node, and the second node and the third node belong to a destination node group. The second communication link serves as a redundant communication link of the first communication link, to provide communication support between the first node and the destination node for data transmission when the first communication link is unavailable, so as to improve communication reliability of a system.

Abstract: This application relates to an address allocation method. The method includes: receiving a first message sent by a node that applies for an address, where the first message includes a first type identifier, and the first type identifier indicates a first address type; sending a second message to the node, where the second message includes a first network address allocated to the first node or a service on the node, and an address type of the first network address is a first address type. This application can be used to implement allocation of a network address of a specified address type, and improve network address allocation efficiency.

Abstract: A wireless communication method and an apparatus are provided, and the method includes: performing, by a receive end, a first operation for a first PDU based on first information, where the first PDU includes part of or all of PDUs in a first PDU group, and PDUs in the first PDU group belong to one or more PDU sets.

Abstract: The present disclosure provides an antenna, a method for manufacturing an antenna and a communication system. The antenna includes: a dielectric layer; a first electrode having at least one first opening therein; at least one radiating structure on a side of the dielectric layer different from that with the first electrode thereon; an orthographic projection of the radiating structure on the dielectric layer is located in that of the first opening on the dielectric layer; each radiating structure includes a second electrode and a third electrode, orthographic projections of the second and third electrodes on the dielectric layer are located in that of the first opening on the dielectric layer, the orthographic projections of the second and third electrodes on the dielectric layer are not overlapped; at least one first feed line and at least one second feed line.

Abstract: The present disclosure provides a sidelink interface radio bearer configuration method, a terminal and a network device. The method includes: receiving sidelink radio bearer (SLRB) configuration information transmitted by a second terminal; transmitting assistance information to a first network device serving the first terminal and/or determining whether to allow to establish the target SLRB according to the SLRB configuration information.

Abstract: In certain aspects, a method of erasing a memory device is disclosed. The memory device includes a bottom select gate (BSG) and a dielectric trench separating the BSG into a first sub-BSG and a second sub-BSG. A first voltage is applied to the first sub-BSG. A second voltage is applied to the second sub-BSG. The second voltage is different from the first voltage.

Abstract: A software update method includes: receiving, by a target vehicle, first indication information, the first indication information being used to instruct to report version information of target software; sending, by the target vehicle, current version information of the target software configured on the target vehicle to a first control node currently establishing a communication connection with the target vehicle; further, receiving, by the target vehicle, second indication information sent by the first control node, the second indication information being used to indicate updated version information of the target software; and updating, by the target vehicle, the target software according to the second indication information.

Abstract: An antenna includes: a dielectric layer; a first electrode on the dielectric layer and having at least one first opening; at least one radiation structure on a side of the dielectric layer away from the first electrode, wherein an orthographic projection of each radiation structure on the dielectric layer is within an orthographic projection of one first opening on the dielectric layer; at least one first feeding line and at least one second feeding line, which are on the side of the dielectric layer away from the first electrode, wherein each radiation structure is electrically connected to one first feeding line and one second feeding line, taking a straight line in a length direction of the antenna and passing through a center of the first opening as a symmetry axis, the first feeding line and the second feeding line, connected to a same radiation structure, are symmetrical to each other.

Abstract: The present application discloses spiral water intake valves and fire-fighting robots. The spiral water intake valve includes a valve body. A main valve core and a spiral water intake mechanism are provided in the valve body. The spiral water intake mechanism includes a mating connector and a connecting base. The main valve core includes a main valve sealing base and a main valve screw. A water intake channel is provided in the center part of an upper valve cover of the valve body, the mating connector is provided in the water intake channel, the main valve sealing base is sealedly connected to the upper valve cover, and the main valve screw is threadedly connected to the connecting base. The fire-fighting robot includes a chassis and a track. At least one spiral water intake valve is provided on the track. A valve opening mechanism is provided on the chassis.

Abstract: An antenna structure includes a first substrate and a second substrate. There is a dielectric layer between the first substrate and the second substrate. The first substrate includes a first dielectric substrate, and a radiation patch and a micro-strip arranged on the first dielectric substrate. The radiation patch and the micro-strip are on one side of the first dielectric substrate away from the second substrate. Orthographic projections of the micro-strip and the radiation patch on the first dielectric substrate do not overlap. The radiation patch has at least one first slot away from the micro-strip. The second substrate includes a second dielectric substrate, a feed structure arranged on one side of the second dielectric substrate close to the first substrate, and a ground layer arranged on one side of the second dielectric substrate away from the first substrate. The feed structure is electrically connected to the micro-strip.

Abstract: Provided are a phase shifter, a driving method therefor and an antenna. The phase shifter includes a first substrate and a second substrate, which are disposed opposite to each other, and a first dielectric layer disposed therebetween; the first substrate includes: a first base, and a first reference electrode layer disposed on a side of the first base close to the first dielectric layer, and including first reference electrodes insulated and spaced apart from one another and each having a first opening; the second substrate includes a second base, first transmission lines on the second base and spaced apart from one another; the first transmission lines are in one-to-one correspondence with the first reference electrodes; an orthographic projection of a first transmission end of each first transmission line on the second base at least partially overlaps that of the first opening corresponding thereto on the second base.

Abstract: The present disclosure provides a filtering antenna. The filtering antenna includes: a ground layer, a first dielectric layer, a second dielectric layer and a radiating patch and a coupling probe. The coupling probe includes a microstrip line sandwiched between the first and second dielectric layers, and includes a feeder that penetrates the first dielectric layer. The microstrip line includes a trunk line and an open-circuit branch line connected to the trunk line. A distance between a feed center of the microstrip line and a first end of the trunk line is D1, and a distance between an orthographic projection of the first end of the trunk line on the second dielectric layer and an orthographic projection of an edge of the radiating patch on the second dielectric layer is D4, where 2.5?D1/D4?3.0.

Abstract: An antenna unit includes: a first substrate, a second substrate, and a third substrate which are stacked. The second substrate has a first slotted area. A liquid crystal layer is arranged in a cavity formed by the first substrate, the first slotted area of the second substrate, and the third substrate. The first substrate includes: a first base substrate, a ground layer on one side of the first base substrate close to the second substrate, and a feed structure layer on one side of the first base substrate away from the second substrate. Orthogonal projections of the ground layer and the feed structure layer on second substrate overlap with an orthogonal projection of first slotted area on the second substrate. The third substrate includes: a third base substrate, and a radiation structure layer on one side of the third base substrate close to the second substrate.

Abstract: An antenna includes a first feed layer, a second feed layer and a radiation structure layer stacked; the first feed layer includes a first dielectric substrate and a micro-strip line structure stacked; multiple first conductive patches in a first conductive structure are electrically connected to a reference ground structure through an electrical connection structure on the second dielectric substrate; the reference ground structure is provided with a first slot, multiple first conductive patches are symmetrically arranged with respect to a first centerline, and the first centerline is a centerline of the first slot extending along the second direction; the radiation structure layer includes a third dielectric substrate and a second conductive structure stacked, multiple second conductive patches in the second conductive structure are symmetrically disposed with respect to the first centerline, any one of the second conductive patches is provided with at least one second slot.