Huawei Technologies Co., Limited

Other

Gao Xiang

Huang Huang

Kuandong Gao

Lei Chen

Fengwei Liu

Mao Yan

Enzhi Zhou

This application provides a signal transmission method and apparatus. The method is applied to a communications system including at least three nodes, a second node in the at least three nodes communicates with a third node by using a first node, and the method includes: determining, by the first node, a status of a link between the first node and the second node; and sending, by the first node, first notification information to the third node when determining that the link between the first node and the second node is abnormal, where the first notification information is used to indicate that the link between the first node and the second node is abnormal.

Method and apparatus for link status notification

This application provides a communication method and a communications apparatus. The method includes: determining a system frame number of a radio system frame in which a to-be-sent first broadcast channel PBCH is located, to obtain a first transport block, where the first processing manner is used to indicate some bits of the system frame number of the radio system frame in which the first PBCH is located, and the first MIB includes remaining bits, other than the some bits, of the system frame number of the radio system frame in which the first PBCH is located; and sending, by using the first PBCH, the first transport block in the radio system frame.

Communication method and communications apparatus

Embodiments of this application disclose an information sending and receiving method and a related device. The method may include: sending, by a network device, first indication information to a terminal device, where the first indication information is carried by using m bits in a downlink signal, and the first indication information includes related information indicating a quantity n of synchronization signal blocks SS blocks included in a synchronization signal burst set SS burst set, where m&#x3c;logN, N is a maximum value of a quantity of SS blocks supported in the SS burst set, both m and n are integers greater than 1, and n is less than or equal to N. According to the embodiments of this application, a prior-art problem that transmission overheads are relatively high when the network device indicates the quantity n of SS blocks to the terminal device can be resolved.

Information sending and receiving method and related device

This application provides a scheduling request transmission method and an apparatus. The method includes: configuring, by a network device for a terminal device, a scheduling request (SR) resource carried on an uplink control channel; configuring, by the network device, a mapping relationship between the SR resource and a plurality of available uplink beam pairs for the terminal device; and receiving, by the network device, a scheduling request sent by the terminal device by using the plurality of uplink beam pairs and the corresponding SR resource. According to the scheduling request transmission method and the apparatus that are provided in this application, an SR is sent in a multi-beam communication scenario.

Scheduling request transmission method and apparatus

This application describes methods, systems, and techniques for performing communication based on a beam group. In a method, for example, a terminal device groups transmit beams of a network device based on a receive beam of the terminal device. The method may also include the terminal device determining spatial direction information of each beam group. Furthermore, the method may include the terminal device sending, to the network device, the spatial direction information of each beam group or information about a correlation between beam groups determined based on the spatial direction information.

Method for performing communication based on beam group, and device

The present disclosure relates to methods for sending a message. One example method is applied to a terminal device and includes sending a request sequence to a network device, receiving a response message sent by the network device, where the response message indicates a time-frequency resource that the network device allocates to the terminal device in response to the request sequence, and sending an indication message to the network device on the time-frequency resource, where the indication message indicates that the request sequence is used for at least one of the following: requesting beam recovery, requesting data scheduling, and requesting beam adjustment.

Method for receiving beam recovery request and network device

Embodiments of this application disclose an information sending and receiving method and a related device. The method may include: sending, by a network device, first indication information to a terminal device, where the first indication information is carried by using m bits in a downlink signal, and the first indication information includes related information indicating a quantity n of synchronization signal blocks SS blocks included in a synchronization signal burst set SS burst set, where m&#x3c;logN, N is a maximum value of a quantity of SS blocks supported in the SS burst set, both m and n are integers greater than, and n is less than or equal to N. According to the embodiments of this application, a prior-art problem that transmission overheads are relatively high when the network device indicates the quantity n of SS blocks to the terminal device can be resolved.

Growing community of inventors

Chengdu, China

Gao Xiang