Abstract: This application provides a reference signal sending method.

Abstract: This application provides a method for reporting a terminal device capability and a communications apparatus. The method includes: The terminal device generates first indication information and sends the first indication information to a network device. The first indication information is used to indicate one or more frequency domain parameters and one or more of the following capability parameters associated with each frequency domain parameter: a port quantity, a spatial domain parameter, a reference signal resource quantity, and a total port quantity. The frequency domain parameter is used to indicate a maximum quantity of frequency domain units that can be supported by the terminal device. The frequency domain unit is a frequency domain unit based on which the terminal device feeds back a PMI. Each capability parameter group may be used to indicate one combination of a plurality of parameters that can be supported by the terminal device.

Abstract: Embodiments of this application provide a communication method and a communications apparatus. The method includes: determining a plurality of frequency domain units on which reporting of a PMI is based in reporting bandwidth. The plurality of frequency domain units include one or more first frequency domain units and third frequency domain units obtained by dividing one or more second frequency domain units. A granularity of the first frequency domain unit is less than a preconfigured first granularity, a granularity of the second frequency domain unit is a first granularity, and a granularity of the third frequency domain unit is a predetermined second granularity. The first granularity is a granularity preconfigured for reporting a CQI, a second granularity is a granularity predetermined for reporting the PMI, and the second granularity is less than the first granularity.

Abstract: This application provides a packet scheduling method and a related device. The method includes: An access device receives a to-be-scheduled packet, and obtains an actual packet length of the to-be-scheduled packet; the access device determines a first compensation value and a second compensation value based on the to-be-scheduled packet, and determines a first packet length and a second packet length; and the access device schedules the to-be-scheduled packet based on the first packet length and the second packet length. By implementing the method in this application, the access device estimates a packet length of a packet received by each device on a packet forwarding path, and then schedules the packet based on the estimated packet length of the packet received by each device, so that the access device can manage bandwidth of each device on a network more accurately.

Abstract: Compositions and methods related to transgenic glyphosate tolerant Brassica plants are provided. Specifically, the present invention provides Brassica plants having a DP-073496-4 event which imparts tolerance to glyphosate. The Brassica plant harboring the DP-073496-4 event at the recited chromosomal location comprises genomic/transgene junctions within SEQ ID NO: 2 or with genomic/transgene junctions as set forth in SEQ ID NO: 12 and/or 13. The characterization of the genomic insertion site of the event provides for an enhanced breeding efficiency and enables the use of molecular markers to track the transgene insert in the breeding populations and progeny thereof. Various methods and compositions for the identification, detection, and use of the event are provided.

Abstract: This application discloses a method and an apparatus for detecting invalidity of an ACL rule. The method includes: obtaining, by a first network entity, a second ACL rule, where the first network entity includes a first entry, and the first entry includes a first rule index and first information; generating, by the first network entity, a second entry according to the second ACL rule, where the second entry includes a second rule index and second information; determining, by the first network entity, whether the second information is a subset of the first information; and if the first network entity determines that the second information is a subset of the first information, determining, by the first network entity, that the second ACL rule is an invalid ACL rule, and skipping, by the first network entity, sending the second ACL rule to a second network entity.

Abstract: Compositions and methods related to transgenic glyphosate tolerant Brassica plants are provided. Specifically, the present invention provides Brassica plants having a DP-073496-4 event which imparts tolerance to glyphosate. The Brassica plant harboring the DP-073496-4 event at the recited chromosomal location comprises genomic/transgene junctions within SEQ ID NO: 2 or with genomic/transgene junctions as set forth in SEQ ID NO: 12 and/or 13. The characterization of the genomic insertion site of the event provides for an enhanced breeding efficiency and enables the use of molecular markers to track the transgene insert in the breeding populations and progeny thereof. Various methods and compositions for the identification, detection, and use of the event are provided.

Abstract: This application relates to channel state information (CSI) feedback methods and devices. One method comprises: receiving, by a terminal device from a network device, indication information of a channel state information (CSI) reporting band; determining, by the terminal device, based on the indication information, a subset of subbands in a bandwidth part configured for the terminal device for CSI reporting; determining, by the terminal device. CSI reporting priorities of the subset of the subbands based on index numbers of the subset of the subbands, wherein the index numbers of the subset of the subbands are numbered in an ascending numerical order; and sending, by the terminal device to the network device, CSI of M subbands with higher CSI reporting priorities in the subset of the subbands compared to a remainder of subbands in the subset of subbands.

Abstract: This application provides a buffer allocation method and a device. The method includes determining, by a device, a first output rate of a first queue on the device and a second output rate of a second queue on the device. The method also includes separately allocating, by the device, a first buffer to the first queue and a second buffer to the second queue based on a ratio of the first output rate to the second output rate. The device separately allocates a buffer to each of queues based on a ratio of output rates of the queues, so that a ratio of output traffic of the queues meets an expected scheduling ratio.

Abstract: This application provides a reference signal transmission method and an apparatus, to resolve a prior-art problem of relatively high overheads of resources occupied by transmitted reference signals in a communications system. The method includes: configuring, by a transmitting device, one reference signal group corresponding to one port in the first time symbol, and configuring one reference signal corresponding to the port in each of time symbols except the first time symbol. This reduces overheads of resources occupied by transmitted reference signals in the communications system and improves service data transmission efficiency while ensuring that a receiving device can obtain a channel parameter of the port.

Abstract: Embodiments of the present invention disclose a resource mapping method. The method includes: obtaining, by a transmit end, at least one of subcarrier spacing configuration parameter information, current operating frequency information, a currently supported moving speed, and scheduled bandwidth information; determining, by the transmit end based on the at least one of the subcarrier spacing configuration parameter information, the current operating frequency information, the currently supported moving speed, and the scheduled bandwidth information, a time-frequency resource location for mapping a reference signal; and mapping, by the transmit end, the reference signal at the time-frequency resource location.

Abstract: A beam refinement method and a communications device, where the method includes determining, by a first device, a format of an enhanced Beam Refinement Protocol (eBRP) packet, where the eBRP packet includes a training field, the training field includes an eBRP channel estimation (eBRP-CE) sub-field and an eBRP training (eBRP-TRN) sub-field, and a ratio of a quantity of Gray codes composing the eBRP-CE sub-field in the training field to a quantity of Gray codes composing the eBRP-TRN sub-field in the training field is less than 9:20, and sending, by the first device, the eBRP packet to a second device based on the determined format of the eBRP packet. Hence, an effective proportion of the eBRP-TRN sub-field in the training field can be increased such that more Antenna Weight Vector (AWV) configurations can be attempted within a same period of time.

Abstract: A method and a device for establishing an Evolved Packet System (EPS) bearer, where the method includes establishing, by a first base station to which a user equipment (UE) belongs, a first EPS bearer based on a first component carrier (CC) for the UE, wherein the first EPS bearer is an EPS bearer between the first base station and the UE; and instructing, by the first base station, a second base station to establish a second EPS bearer based on a second CC for the UE, wherein the second EPS bearer is an EPS bearer between the second base station and the UE. The present disclosure enables the UE to aggregate carriers of different frequency ranges from the first base station to which the UE belongs and the second base station to which the UE belongs to transmit data, thus improving the throughput of the data transmitted by the UE.

Abstract: A training packet sending method and apparatus, where the method includes generating, by a first device, a training packet, where the training packet includes a preamble, a header, and a training field, and the header includes at least a legacy header, and repeatedly sending, by the first device, the preamble using N channels, sending the legacy header in the header using the N channels, and sending the training field to at least one second device using H channels of the N channels, where N is greater than 1, and H is greater than 1 and less than or equal to N.

Abstract: A training packet sending method and apparatus, where the method includes generating, by a first device, a training packet, where the training packet includes a preamble, a header, and a training field, and the header includes at least a legacy header, and repeatedly sending, by the first device, the preamble using N channels, sending the legacy header in the header using the N channels, and sending the training field to at least one second device using H channels of the N channels, where N is greater than 1, and H is greater than 1 and less than or equal to N.

Abstract: A method and a device for establishing an evolved packet system EPS bearer are disclosed. The method includes establishing, by a first base station to which UE belongs, a first EPS bearer based on a first CC for the UE, wherein the first EPS bearer is an EPS bearer between the first base station and the UE; and instructing, by the first base station, a second base station to establish a second EPS bearer based on a second CC for the UE, wherein the second EPS bearer is an EPS bearer between the second base station and the UE. The present invention enables the UE to aggregate carriers of different frequency ranges from the first base station to which the UE belongs and the second base station to which the UE belongs to transmit data, thus improving the throughput of the data transmitted by the UE.

Abstract: This application provides a reference signal sending method.

Abstract: A data communication method, an apparatus, and a system are provided. The method includes: sending, by a sending apparatus, a first group of one or more control resource sets to a receiving apparatus; sending, by the sending apparatus, first signaling to the receiving apparatus, where the first signaling is used to instruct the receiving apparatus to receive data on a time-frequency resource for data transmission. Based on the foregoing method, signaling overheads are reduced, and a control channel and data are dynamically reused in a control resource set.

Abstract: A traffic flow forwarding path redirection method and apparatus, and a traffic flow forwarding system, where the method includes determining a redirection parameter of a virtual network element through which a traffic flow passes, where the virtual network element includes a plurality of physical network elements, establishing, according to a topological relationship of the physical network elements in the virtual network element, a redirection path to forward the traffic flow between an inbound interface of a start physical network element and an outbound interface of an end physical network element, generating tunnel forwarding information of the redirection path, and sending, to the physical network elements on the redirection path, packet labels respectively corresponding to the physical network elements. Hence, a traffic flow forwarding path redirection process is simplified.

Abstract: Embodiments of the present invention disclose a resource mapping method. The method includes: obtaining, by a transmit end, at least one of subcarrier spacing configuration parameter information, current operating frequency information, a currently supported moving speed, and scheduled bandwidth information; determining, by the transmit end based on the at least one of the subcarrier spacing configuration parameter information, the current operating frequency information, the currently supported moving speed, and the scheduled bandwidth information, a time-frequency resource location for mapping a reference signal; and mapping, by the transmit end, the reference signal at the time-frequency resource location.