Abstract: A communication method and a communication apparatus. The method includes: receiving a first downlink reference signal and a second downlink reference signal, where both the first downlink reference signal and the second downlink reference signal are carried on resources at a plurality of moments; and sending first information, where the first information indicates a first phase; and the first phase is obtained based on at least one of the first downlink reference signal or the second downlink reference signal.

Abstract: A signal transmission method includes receiving a plurality of downlink reference signals. The signal transmission method also includes sending first information. The first information indicates at least one delay amount. One of the at least one delay amount is a difference between delay estimates obtained by measuring two of the plurality of downlink reference signals; or one of the at least one delay amount is a delay estimate obtained by measuring one of the plurality of downlink reference signals.

Abstract: This application relates to the field of communication technologies, and discloses a channel estimation method, an apparatus, a communication system, and a storage medium, to improve a reference signal multiplexing capability, and resolve a problem that uplink reference signals cannot be transmitted to a base station in a timely manner when a quantity of the uplink reference signals is excessively large. The method includes: A terminal device reports, to a network device, first indication information indicating a channel characteristic of a channel between the terminal device and the network device, and obtains a characteristic weight, of the channel, determined by the network device based on the first indication information, and then determines a first uplink reference signal based on a pilot base sequence of the terminal device and the characteristic weight, and sends the first uplink reference signal to the network device.

Abstract: A channel information obtaining method, an apparatus, a system, a chip module, and a storage medium are provided. When there is an energy difference between ports of a communication apparatus, channel information associated with one port group is obtained based on a second reference signal. The communication apparatus then sends a first reference signal on two port groups, channel information associated with the other port group and channel combining information are obtained based on the first reference signal, and the channel information obtained based on the second reference signal associated with one port group and the channel information obtained based on the first reference signal associated with the other port group are combined based on the channel combining information, so that full channel information with high accuracy can be obtained, thereby improving accuracy of the obtained channel information.

Abstract: This application provides a channel state information CSI determining method and apparatus, and relates to the field of wireless communication technologies. The method includes: sending first indication information and second indication information to a terminal device; receiving a demodulation reference signal DMRS from the terminal device; and determining CSI based on the DMRS. The first indication information indicates N sounding reference signal SRS precodes. The N SRS precodes are in one-to-one correspondence with N SRS ports. The second indication information indicates M DMRS precodes, the M DMRS precodes are in one-to-one correspondence with M DMRS ports, any one of the M DMRS precodes includes a weighted sum of K SRS precodes, and the K SRS precodes belong to the N SRS precodes. K is an integer greater than 0 and less than or equal to N, and N is a positive integer.

Abstract: A beam measurement method and an apparatus are disclosed. The method includes: sending reference signals corresponding to N reference signal resources, where the reference signals are used for beam measurement. The N reference signal resources are in a correspondence with N beams, and N is an integer greater than 1. Receiving first indication information, where the first indication information indicates a first reference signal resource, and the N reference signal resources include the first reference signal resource. Sending reference signals corresponding to M reference signal resources based on the first indication information, where the M reference signal resources are in a correspondence with M beams, and M is a positive integer. Receiving second indication information, where the second indication information indicates a second reference signal resource, and the second reference signal resource is either the first reference signal resource or one of the M reference signal resources.

Abstract: This application provides a communication method and a communication apparatus. The method includes: A first communication apparatus compresses N pieces of second channel information based on X pieces of first channel information to obtain M pieces of compressed information. For example, an ith piece of compressed information is obtained by compressing Pi pieces of second channel information based on a jth piece of first channel information, and obtaining time of the first channel information is earlier than obtaining time of the second channel information. The first communication apparatus sends the ith piece of compressed information, and the first communication apparatus further sends the jth piece of first channel information. A second communication apparatus restores the Pi pieces of second channel information based on the ith piece of compressed information and the jth piece of first channel information that may be received at different time. Feedback overheads can be further reduced.

Abstract: This application discloses a channel state information reporting method and a related apparatus. The method includes: performing channel measurement based on a received reference signal to obtain first CSI; and reporting the first CSI, where the first CSI includes at least one of a quantity of first bases, a quantity of second bases, a quantity of third bases, and a quantity of fourth bases, the third basis is used to determine a first basis, the fourth basis is used to determine a second basis, the first basis and the second basis are used to determine a precoding matrix or a channel matrix, at least one of the quantity of first bases and the quantity of second bases is obtained based on a first-type threshold, and at least one of the quantity of third bases and the quantity of fourth bases is obtained based on a second-type threshold.

Abstract: A resource configuration method and apparatus are provided, and relate to the communication field. In the method, first indication information is sent to a terminal device. The first indication information indicates M reference signal resources. A reference signal is sent on the M reference signal resources. CSI from the terminal device is received. The CSI is determined based on the reference signal. In ports corresponding to the M reference signal resources, a smallest port index is 0+C, and a largest port index is K?1+C, K is a sum of quantities of ports respectively corresponding to the M reference signal resources, M is an integer greater than or equal to 2, C is a constant, and K is an integer greater than 32.

Abstract: A basis feedback method and an apparatus are provided to implement an effective solution of feeding back a weighting coefficient matrix in a non-DFT basis. In this application, when a spatial domain eigenbasis and a frequency domain eigenbasis (or a space-frequency eigenbasis) are reported, the spatial domain eigenbasis and the frequency domain eigenbasis are decomposed based on a spatial domain basis and a frequency domain basis (or the space-frequency eigenbasis is decomposed based on a space-frequency basis); the spatial domain eigenbasis and the frequency domain eigenbasis (or the space-frequency eigenbasis) are respectively indicated by reporting weighting coefficients obtained through decomposition; and a reporting priority of the weighting coefficient is associated with a sequence number of a spatial domain basis, a sequence number of a frequency domain basis, a sequence number of a spatial domain eigenbasis, and a sequence number of a frequency domain eigenbasis.

Abstract: Method and system for providing an interactive product demonstration by an AI agent system. For example, a method for providing an interactive product demonstration by an AI agent system, the AI agent system including an AI agent participant module and an AI agent platform, the AI agent platform including an agent knowledge store, an agent model, an agent video store, and an agent live demonstration system, the method comprising: joining, by the AI agent participant module, one or more meetings on one or more platforms with one or more human participants to conduct one or more spoken conversations with the one or more human participants; receiving, by the AI agent participant module, one or more first spoken communications from the one or more human participants during the one or more meetings on the one or more platforms.

Abstract: Method and system for performing one or more actions by an AI agent system through accessing one or more external systems. For example, a method for performing one or more actions by an AI agent system through accessing one or more external systems, the AI agent system including an AI agent participant module and an AI agent platform, the AI agent platform including an agent knowledge store, an agent model, and an agent action module, the method comprising: joining, by the AI agent participant module, one or more meetings on one or more platforms with one or more human participants; receiving, by the AI agent participant module, one or more human communications from the one or more human participants during the one or more meetings on the one or more platforms.

Abstract: This application provides a communication method and a communication apparatus. The communication method includes: A terminal device reports a full-channel measurement result to a network device through two-stage feedback. The terminal device feeds back, at a first stage, at least one space-frequency basis group in which all antenna ports of the terminal device have a non-zero coefficient in a matrix corresponding to a space domain basis set and a frequency domain basis set, and specifically feeds back, at a second stage, a location at which each of all the antenna ports has a non-zero coefficient in the at least one space-frequency basis group. In embodiments of this application, resource overheads for full-channel feedback can be reduced in the two-stage feedback method.

Abstract: This application describes a channel information feedback method and a communication apparatus. The method includes a terminal device that receives configuration information sent by a network device, where the configuration information is used to configure a feedback mode of channel information. The terminal device may feed back current channel information to the network device when the feedback mode configured by using the configuration information is a first mode. The terminal device may alternatively feeds back predicted channel information to the network device when the feedback mode configured by using the configuration information is a second mode. System performance is therefore improved by the method described in this application because channel information feedback requirements in different scenarios can be met.

Abstract: A resource scheduling method and a communication apparatus. In the method, a terminal device receives first indication information for determining a quantity of layers to be scheduled corresponding to each frequency domain unit in a plurality of frequency domain units, or for determining a quantity of layers to be scheduled corresponding to each frequency domain unit group in one or more frequency domain unit groups, where one frequency domain unit group includes one or more frequency domain units, one frequency domain unit includes one or more frequency domain resources with a same quantity of layers to be scheduled; and determines, based on the first indication information, a quantity of layers to be scheduled that are on frequency domain resources for data transmission, where at least two of the frequency domain resources for data transmission have different quantities of layers to be scheduled.

Abstract: A channel state information feedback method and a related product are provided. A network device sends first indication information. A terminal device sends second indication information based on the first indication information. The second indication information indicates X groups of basis vectors. The first indication information indicates P groups of basis vectors. The X groups of basis vectors belong to the P groups of basis vectors. Only a basis vector for representing a sub-eigenspace beam needs to be selected from a limited quantity of basis vector groups. In this way, indication overheads of a basis vector for representing a sub-eigenspace beam are reduced, and processing complexity is reduced.

Abstract: The present disclosure relates to phase compensation methods and communication apparatuses. In one example method, a terminal receives at least two reference signal sets, where each of the at least two reference signal sets includes at least one reference signal. The terminal sends first information based on the at least two reference signal sets, where the first information indicates a corresponding phase variation between reference signal sets in the at least two reference signal sets at a first moment.

Abstract: Method and System for providing coaching by an AI agent system. For example, a method for providing coaching by an AI agent system, the AI agent system including a coach setup module, an AI coach module, and an AI agent platform, the AI agent platform including an agent knowledge store, an agent model, and an agent objective store, the method comprising: receiving, by the coach setup module, one or more objectives of one or more first human participants for one or more meetings with one or more second human participants; sending, to the agent objective store by the coach setup module, the received one or more objectives of the one or more first human participants; storing, by the agent objective store, the one or more objectives of the one or more first human participants.

Abstract: Provided are a Cyclin K degrader compound, and preparation method and uses thereof. Specifically, provided are the compounds represented by formula (I) and pharmaceutical compositions thereof, and use thereof for preventing and/or treating Cyclin K-related diseases.