Abstract: Example communication methods and apparatus are described. One example communication method includes receiving first indication information by a first communications device from a network device, where the first indication information indicates a first resource for sidelink communication. The first communications device sends the first data to a second communications device. The first communications device receives second indication information from the network device, where the second indication information is used to determine a second resource for transmitting feedback information. The first communications device receives feedback information of the first data from the second communications device.

Abstract: The present application discloses technologies handover methods, base stations, and terminal devices. One handover method includes: sending, by a source base station, a handover request to a target base station, where the handover request includes information about a first service of a terminal device, receiving, by the source base station, a handover response sent by the target base station, wherein the first service is supported by the target base station, the handover response includes information about a handover instruction for the first service, and the handover instruction is used to instruct the terminal device to hand over the first service from the source base station to the target base station, and sending, by the source base station, a handover response to the terminal device.

Abstract: The present disclosure provides a method and device for sidelink wireless communications. A first node transmits a first signaling and a first radio signal; monitors a second signaling; maintains a first counter according to whether the second signaling is received; and as a response to a value of the first counter reaching a first threshold, determines an RLF for a second node; the behavior of maintaining a first counter according to whether the second signaling is received comprises: when the second signaling is received, updating the value of the first counter to an initial value; when the second signaling is not received and a time for transmitting the first signaling belongs to an active estimation time, updates the value of the first counter by 1. The application reduces the risk of triggering unnecessary Radio Link Failure (RLF).

Abstract: A first communications device obtains a first resource and a second resource; the first communications device sends first control information and first data to at least one communications device in a group on the first resource, where the first communications device and the at least one communications device in the group belong to a first communications device group, and the first communications device and the at least one communications device in the group each have a group identifier of the first communications device group; and the first communications device receives acknowledgement information from a second communications device on the second resource, where the second communications device is the at least one communications device in the group.

Abstract: Example response information sending and receiving methods and apparatus are described. One example sending method includes receiving first indication information by a first communications device from a network device, where the first indication information is used to indicate a first resource for transmitting first data. The first communications device sends the first data to a second communications device on the first resource. The first communications device receives second indication information from the network device, where the second indication information is used to indicate a second resource for transmitting response information of the first data. The second source and the first resource do not include a same resource. The first communications device receives the response information of the first data from the second communications device on the second resource.

Abstract: A display panel and a display device. The display panel includes: an array substrate; a first signal line group and a second signal line group arranged on the array substrate, the first signal line group including at least an alternating-current signal line, and the second signal line group including a plurality of signal lines which are direct-current signal lines; and a cover plate, arranged on the array substrate and covering at least the first signal line group. On a plane parallel to the cover plate, a projection of the second signal line group does not overlap with a projection of the cover plate. The display panel and the display device can ensure the reliability of the display panel while also realizing a narrow frame design of the display panel.

Abstract: The present patent application discloses a handover method, a base station, and a terminal device. The handover method includes: sending, by a source base station, a handover request to a target base station, where the handover request includes information about a first service of a terminal device; receiving, by the source base station, a handover response sent by the target base station, where if the first service is supported by the target base station, the handover response includes information about a handover instruction for the first service, and the handover instruction is used to instruct the terminal device to hand over the first service from the source base station to the target base station; and sending, by the source base station, a handover response to the terminal device.

Abstract: A beam training method and a related device are disclosed. The method includes: sending, by a first communications device, sidelink control information (SCI) to a second communications device, where the SCI is used to instruct the first communications device to send at least one channel state information-reference signal (CSI-RS) to the second communications device; and sending, by the first communications device, the at least one CSI-RS to the second communications device based on the SCI, where the at least one CSI-RS is used by the second communications device to determine that a beam corresponding to a CSI-RS with highest signal strength in the at least one CSI-RS is a beam for communication between the second communications device and the first communications device. The CSI-RS used for beam training is dynamically sent based on the instruction of the SCI, and therefore, flexibility and efficiency of beam training are improved.

Abstract: A random access method includes determining, by a user equipment (UE), a preamble sequence. The method also includes generating, by the UE, a scrambling code. The scrambling code is based on the preamble sequence. The method further includes scrambling, by the UE, data based on the scrambling code to obtain scrambled data. The method additionally includes determining, by the UE based on a predetermined resource mapping relationship, time-frequency resources for sending the scrambled data. The method also includes sending, by the UE on the determined time-frequency resources, the scrambled data to a base station.

Abstract: A beam training method and a related device are disclosed. The method includes: sending, by a first communications device, sidelink control information (SCI) to a second communications device, where the SCI is used to instruct the first communications device to send at least one channel state information-reference signal (CSI-RS) to the second communications device; and sending, by the first communications device, the at least one CSI-RS to the second communications device based on the SCI, where the at least one CSI-RS is used by the second communications device to determine that a beam corresponding to a CSI-RS with highest signal strength in the at least one CSI-RS is a beam for communication between the second communications device and the first communications device. The CSI-RS used for beam training is dynamically sent based on the instruction of the SCI.

Abstract: A display panel and a display device are disclosed in the present disclosure. The display panel may include an active area and a non-active area located at a periphery of the active area. The active area may be provided with a plurality of signal lines. The non-active area may be provided with a plurality of conductive pads and a plurality of electrostatic discharge bodies. An end of each electrostatic discharge body may be connected to the active area via a corresponding signal line. The each electrostatic discharge body may be at least partially overlapped by and connected to a corresponding conductive pad.

Abstract: A control information transmission method, an apparatus, and a system are provided. The method includes: A first terminal apparatus sends first control information to a second terminal apparatus in an ith slot (S501), where i is an integer greater than or equal to 0, and the first control information includes resource indication information and decoding information; sends second control information to the second terminal apparatus in an (i+j)th slot (S502), where j is an integer greater than or equal to 1 and less than or equal to N, N is an integer greater than or equal to 1, and the second control information includes the resource indication information; and sends first data to the second terminal apparatus in the ith slot and an (i+1)th slot to an (i+N)th slot based on the first control information and M pieces of second control information (S503), where M is an integer greater than or equal to 1 and less than or equal to N.

Abstract: A data transmission resource determining method, a device, and a system are applicable to fields such as the Internet of vehicles, intelligent connected vehicles, assisted driving, and intelligent driving, and can improve transmission flexibility and reduce transmission overheads. In this solution, a terminal device determines an initial time interval and an interval difference, and determines, based on the initial time interval and the interval difference, a time domain position of a first time-frequency resource used when a first TB is transmitted for the ith time. The initial time interval is a time interval between a time domain position at which the first TB is transmitted for the first time and a time domain position at which the first TB is transmitted for the second time, and the interval difference is a difference between a first time interval and a second time interval.

Abstract: This application provides an information transmission method and device. The method includes: determining, by a terminal device when an uplink-downlink configuration between the terminal device and a network device is a first uplink-downlink configuration, a first resource used to transmit first information; receiving, by the terminal device, indication information from the network device, where the indication information is used to indicate that the uplink-downlink configuration is a second uplink-downlink configuration; determining, by the terminal device based on the indication information, a second resource used to transmit the first information; and transmitting, by the terminal device, the first information with the network device on the second resource.

Abstract: A communication method and apparatus are provided, and are applicable to fields such as V2X, internet of vehicles, intelligent connected vehicles, assisted driving, and intelligent driving. The method includes: A first terminal device may map first control information to a first transmission resource, and map second information including second control information and data to a second transmission resource and a third transmission resource, and may map the second information to the second transmission resource that does not overlap the first transmission resource in time domain.

Abstract: A method for configuring a sidelink transmission resource is provided, including sending, by a network device, downlink control information (DCI) to a first terminal apparatus, the DCI comprising one or both of a first indication information or a second indication information. The first indication information indicating a time domain resource on which the first terminal apparatus sends sidelink hybrid automatic repeat request (HARQ) information to the network device, and the second indication information indicating a frequency domain resource on which the first terminal apparatus sends the HARQ information to the network device. The method further includes receiving, by the network device, the HARQ information from the first terminal apparatus based on the one or both of the first indication information or the second indication information.

Abstract: This application provides a channel measurement method and an apparatus, which may be used in a field such as vehicle-to-everything V2X, smart internet of vehicles, autonomous driving, or an unmanned driving. In a sidelink channel report procedure, a transmit end apparatus for sidelink communication indicates one or more candidate time intervals to a receive end apparatus. The receive end apparatus may attempt to obtain an available PSSCH for sending a channel measurement report on one or more time domain resources corresponding to the one or more candidate time intervals.

Abstract: An array substrate and a display panel. The array substrate provided in the embodiments of the present application includes: a base including a flat portion and a recess portion so that the base includes a concave hole corresponding to the bending area; a semiconductor component layer provided on the base and including a plurality of interlayer insulation layers and a plurality of metal layers, the interlayer insulation layers being not aligned horizontally in the peripheral area and the wire switching area to form a stepped hole including a first hole and a second hole, wherein a third metal layer of the metal layers extends along a sidewall and a bottom of the stepped hole and is electrically connected to a first metal layer of the metal layers.

Abstract: N time-frequency resources are determined by a first communications device. Any two of the N time-frequency resources are nonconsecutive in at least one of a time domain and a frequency domain; each of the N time-frequency resources is smaller than a time-frequency resource required for transmitting to-be-transmitted data, a sum of the N time-frequency resources is greater than or equal to the time-frequency resource required for transmitting the to-be-transmitted data and N is a positive integer greater than or equal to 2. First indication information is sent on M of the N time-frequency resources. The first indication information is used to indicate that the N time-frequency resources are used to send the to-be-transmitted data, M is a positive integer less than or equal to N. The to-be-transmitted data are sent on the N time-frequency resources so that time-frequency resource utilization is improved.

Abstract: Embodiments of this application provide a PSFCH sending method and an apparatus, and relate to the field of communication technologies, in particular, to V2X, an intelligent vehicle, autonomous driving, an intelligent connected vehicle, and the like. The method may include: A first terminal apparatus receives first sidelink data from a second terminal apparatus, and determines, based on a transmission resource of the first sidelink data, a feedback resource used to send SFCI. The transmission resource of the first sidelink data and the feedback resource include the same quantity of resource elements, for example, N resource elements, and N is a positive integer. When X resource elements are required for sending first feedback information, and X is less than N, the first terminal apparatus sends at least one piece of SFCI to the second terminal apparatus on the feedback resource through at least one PSFCH.