CN-122002366-A - Measurement and reporting method and related device

CN122002366ACN 122002366 ACN122002366 ACN 122002366ACN-122002366-A

Abstract

The application provides a measurement and reporting method and a related device. The method comprises the steps of measuring reference signals sent by network equipment on K channel measurement resources to obtain K channel measurement results, wherein K is an integer greater than or equal to 2, measuring the reference signals sent by the network equipment on first interference measurement resources to obtain first interference measurement results, wherein the time domain resources occupied by the first interference measurement resources have an association relationship with the time domain resources occupied by the first channel measurement resources, the first channel measurement resources are one of the channel measurement resources, reporting Channel State Information (CSI) to the network equipment, and the CSI is determined according to M channel measurement results in the K channel measurement results and the first interference measurement results, and M is smaller than or equal to K. So as to realize the measurement of the interference in the cell corresponding to the K channel measurement resources.

Inventors

LI GAIYOU
WANG XIAONA
YAN MAO
ZHANG ZHENING

Assignees

华为技术有限公司

Dates

Publication Date: 20260508
Application Date: 20241107

Claims (13)

1. A method of measuring and reporting, the method comprising: Measuring reference signals sent by network equipment on K channel measurement resources to obtain K channel measurement results, wherein K is an integer greater than or equal to 2; Measuring a reference signal sent by the network equipment on a first interference measurement resource to obtain a first interference measurement result, wherein a correlation exists between a time domain resource occupied by the first interference measurement resource and a time domain resource occupied by a first channel measurement resource, and the first channel measurement resource is one of the plurality of channel measurement resources; Reporting Channel State Information (CSI) to the network equipment, wherein the CSI is determined according to M channel measurement results in the K channel measurement results and the first interference measurement result, and M is smaller than or equal to K.
2. The method of claim 1, wherein the first interference measurement resource is a non-zero power channel state information reference signal, NZP CSI-RS, resource for interference measurement.
3. The method according to claim 1 or 2, wherein the time domain resource occupied by the first interference measurement resource has an association with the time domain resource occupied by the first channel measurement resource, comprising: the time domain resource occupied by the first interference measurement resource and the time domain resource occupied by the first channel measurement resource are partially or completely overlapped, or The time interval between the time domain resource occupied by the first interference measurement resource and the time domain resource occupied by the first channel measurement resource is not more than a first duration, or And the time interval between the time domain resource occupied by the first interference measurement resource and the time domain resource occupied by the first channel measurement resource is a second duration.
4. The method of any of claims 1-3, wherein the first channel measurement resource is an nth channel measurement resource of the K channel measurement resources, wherein the K channel measurement resources are ordered in a channel state information reference signal resource indication, CRI, order from small to large or from large to small, or the K channel measurement resources are ordered in a resource ID of a channel measurement resource order from small to large or from large to small, the n is an integer greater than or equal to 1 and less than or equal to the K, or The CRI sequence number of the first channel measurement resource is the same as the CRI sequence number of the channel measurement resource with the optimal signal quality in the historical channel measurement resource of the terminal equipment, or The resource ID of the first channel measurement resource is the same as the resource ID of the channel measurement resource with the optimal signal quality in the historical channel measurement resources of the terminal equipment, or The first channel measurement resource is the S-th channel measurement resource of Mr channel measurement resources, the Mr channel measurement resources are higher priority channel measurement resources than the K-Mr channel measurement resources, the K-Mr channel measurement resources are channel measurement resources of the K channel measurement resources except the Mr channel measurement resources, the Mr is an integer greater than or equal to 1 and less than K, the S is an integer greater than or equal to 1 and less than or equal to Mr, the Mr channel measurement resources are ordered in the order of the CRI sequence number of the channel measurement resources from small to large or from large to small, or the Mr channel measurement resources are ordered in the order of the resource ID of the channel measurement resources from small to large or from large to small, or The first channel measurement resources are predefined, preconfigured or default channel measurement resources associated with the first interference measurement resources.
5. A method according to any one of claims 1 to 3, characterized in that the K channel measurement resources are channel measurement resources in an i-th channel measurement resource period of a terminal device, the first interference measurement resource being an interference measurement resource in an i-th interference measurement resource period of the terminal device, the i being an integer greater than or equal to 1; the first channel measurement resource is an mth channel measurement resource in the K channel measurement resources, wherein when i is greater than or equal to 1 and less than or equal to K, m is equal to i, or when i is greater than K, m is equal to the remainder of i and K.
6. The method of claim 5, wherein the K channel measurement resources are ordered in a small to large or large to small order by channel state information reference signal resource indication CRI sequence number of the channel measurement resources, or wherein the K channel measurement resources are ordered in a small to large or large to small order by resource ID of the channel measurement resources; Or alternatively The K channel measurement resources comprise Mr channel measurement resources and L channel measurement resources, wherein the L=K-Mr channel measurement resources have higher priority than the L channel measurement resources, the Mr channel measurement resources precede the L channel measurement resources, the Mr is an integer greater than or equal to 1 and smaller than K, the Mr channel measurement resources are ordered in the order from small to large or from large to small according to the channel state information reference signal resources of the channel measurement resources, the L channel measurement resources are ordered in the order from small to large or from large to small according to the CRI sequence of the channel measurement resources, or the Mr channel measurement resources are ordered in the order from small to large or from large to small according to the resource IDs of the channel measurement resources.
7. The method according to claim 5 or 6, characterized in that the method further comprises: And receiving first configuration information from the network equipment, wherein the first configuration information is used for configuring an offset value of the first interference measurement resource, and the offset value of the first interference measurement resource is used for determining a time domain resource occupied by the first interference measurement resource.
8. The method of claim 7, wherein the offset value of the first interference measurement resource is an offset of a starting time domain position occupied by the first interference measurement resource relative to a starting time domain position occupied by an interference measurement resource in a first interference measurement resource period of the terminal device.
9. The method according to any one of claims 5 to 8, further comprising: Measuring reference signals sent by the network equipment on K channel measurement resources in the (i+1) th channel measurement resource period to obtain K channel measurement results; Measuring a reference signal sent by the network equipment on a second interference measurement resource to obtain a second interference measurement result, wherein a correlation exists between a time domain resource occupied by the second interference measurement resource and a time domain resource occupied by a second channel measurement resource, and the second channel measurement resource is one channel measurement resource of K channel measurement resources in the (i+1) th channel measurement resource period; The second interference measurement result is an interference measurement resource in an i+1th interference measurement resource period of the terminal equipment, wherein the second channel measurement resource is a z-th channel measurement resource in K channel measurement resources in the i+1th channel measurement resource period, and when the i+1 is greater than or equal to 1 and less than or equal to K, the z is equal to the i+1, or when the i+1 is greater than K, the z is equal to the remainder of the i+1 and K; The CSI is also determined from some or all of the K channel measurement resources and a second interference measurement result.
10. The method according to any one of claims 1 to 9, further comprising: And receiving second configuration information from the network equipment, wherein the second configuration information is used for configuring the association relation between the time domain resources occupied by the first channel measurement resources and the time domain resources occupied by the first interference measurement resources.
11. A communication device, comprising a transceiver module and a processing module; the transceiver module is configured to perform the transceiver operations of the method according to any one of claims 1 to 10, and the processing module is configured to perform the processing operations of the method according to any one of claims 1 to 10.
12. A communication device comprising a processor for executing a computer program or computer instructions in a memory to perform the method of any of claims 1 to 10.
13. A computer readable storage medium, characterized in that a computer program is stored thereon, which, when being executed by a communication device, causes the communication device to perform the method of any of claims 1 to 10.

Description

Measurement and reporting method and related device Technical Field The present application relates to the field of communications technologies, and in particular, to a measurement and reporting method and a related device. Background The channel measurement resources (channel measurement resource, CMR) of a plurality of non-zero power new channel state information reference signals (non-zero power channel status/state information REFERENCE SIGNAL, NZP CSI-RS) are specified in the existing communication protocol to be associated with interference measurement resources (INTERFERENCE MEASUREMENT RESOURCE, IMR) of only one NZP CSI-RS. Under the architecture of hybrid beamforming (hybridbeamforming, HBF), channel measurement resources of multiple NZP CSI-RS are time division transmitted, so that interference in a cell cannot be measured with one NZP CSI-RS resource for interference measurement. Therefore, how to measure the interference in the cell corresponding to the channel measurement resources of the plurality of NZP CSI-RS by using the NZP CSI-RS resources for interference measurement is a considerable problem. Disclosure of Invention The application provides a method and a related device for measuring and reporting, which are used for realizing measurement to obtain interference in a cell corresponding to a channel measurement resource associated with a first interference measurement resource. And the intra-cell interference corresponding to other channel measurement resources in the K channel measurement resources may be determined by referring to the intra-cell interference corresponding to the channel measurement resource associated with the first interference measurement resource. Thereby realizing the measurement of the interference in the cell corresponding to the K channel measurement resources. The first aspect of the present application provides a measurement and reporting method, which may be used in a terminal-side communication device, for example, performed by a terminal device, where the terminal device may be a device or a device with a chip, or a device integrated with a circuit, or a chip, a chip system, a module, or a control unit in the foregoing device or device, and the present application is not limited thereto. In the present application, when referring to a terminal device, the term "terminal device" may refer to the terminal device itself, or may refer to a chip, a functional module, or an integrated circuit in the terminal device for completing the method provided by the present application, and the present application is not limited specifically. In the first aspect and its possible implementation manners, the method is described as an example performed by the terminal device. The method comprises the steps that K channel measurement resources from network equipment are measured by the terminal equipment to obtain K channel measurement results, K is an integer larger than or equal to 2, first interference measurement resources from the network equipment are measured by the terminal equipment to obtain first interference measurement results, association relation exists between time domain resources occupied by the first interference measurement resources and time domain resources occupied by the first channel measurement resources, the first channel measurement resources are one of the channel measurement resources, channel State Information (CSI) is reported to the network equipment by the terminal equipment, and the CSI is determined according to M channel measurement results in the K channel measurement results and the first interference measurement results, wherein M is smaller than or equal to K. Optionally, the terminal device measures K channel measurement resources from the network device, and the obtaining of K channel measurement results may alternatively be described as the terminal device measuring reference signals sent by the network device on the K channel measurement resources, and obtaining of K channel measurement results. The terminal device measuring a first interference measurement resource from the network device to obtain a first interference measurement result may alternatively be described as the terminal device measuring a reference signal sent by the network device on the first interference measurement resource to obtain the first interference measurement result. In the above technical solution, the terminal device measures a first interference measurement resource from the network device, so as to obtain a first interference measurement result, where a correlation exists between a time domain resource occupied by the first interference measurement resource and a time domain resource occupied by the first channel measurement resource. And realizing measurement to obtain the interference in the cell corresponding to the channel measurement resource associated with the first interference measurement resource. And the intra-cell interference corresponding