WO2024140328A1 - 一种通信方法及装置 - Google Patents
一种通信方法及装置 Download PDFInfo
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- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
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Definitions
- the present application relates to the field of mobile communication technology, and in particular to a communication method and device.
- the network device needs to obtain the channel state information (CSI) between the terminal device and the network device, and perform resource scheduling for uplink or downlink data transmission according to the CSI.
- CSI channel state information
- terminal devices do not know clearly which CSI resources are used to predict future CSI and which CSI resources are used to measure CSI information. As a result, terminal devices may process CSI resources incorrectly, causing the AI-based CSI prediction mechanism to fail to work, resulting in reduced CSI prediction reliability.
- a communication method is provided.
- the method can be implemented by a terminal device or a component in the terminal device, and the terminal device can also be referred to as a communication device.
- the components in the present application may include, for example, at least one of a chip, a chip system, a processor, a transceiver, a processing unit, or a transceiver unit.
- the method can be implemented by the following steps: the terminal device receives first information, and the first information is used to indicate the purpose of the first channel state information CSI resource, and the purpose of the CSI resource includes at least one of the following: collecting CSI information, monitoring the performance of an artificial intelligence AI model and AI model inference; the terminal device sends the first CSI information according to the first information, and/or the terminal device monitors the performance of the AI model according to the first information; wherein the first CSI information corresponds to the first CSI resource.
- the terminal device can obtain the purpose of the CSI information based on the first information from the network device, and thus can know which CSI resources can be used to predict the CSI information to avoid using the CSI resources for the wrong purpose, thereby improving the reliability of CSI prediction.
- the AI model is used for CSI prediction.
- the terminal device sends capability information
- the capability information includes at least one of the following: information indicating whether the terminal device supports CSI prediction; information requiring the period of the input CSI information by the AI model of the terminal device; information requiring the quantity of the input CSI information by the AI model of the terminal device; information on the time when the predicted CSI information is output by the AI model of the terminal device; information requiring the frequency domain attributes of the input CSI information by the AI model of the terminal device; frequency domain attribute information of the output CSI information supported by the AI model of the terminal device; information requiring the input and/or output Required information on the dimensions of the CSI information; required information on the type of CSI information input and/or output by the AI model of the terminal device; required information on the reference signal used to measure the CSI information by the AI model of the terminal device.
- the network equipment can refer to the capability information of the terminal device to determine the usage indication of the CSI resource, thereby improving the accuracy of the usage configuration.
- the first information is further used to indicate a compression configuration of the CSI information, and the terminal device may send the first CSI information according to the compression configuration.
- the first information may be specifically used to indicate the usage of the CSI resources in the first resource group, and the CSI resources in the first resource group include the first CSI resource.
- the usage of CSI resources can be configured in groups, thereby achieving flexible configuration of multi-granular usage.
- the first information is further used to indicate usage of a second CSI resource in the first resource group, and usage of the second CSI resource is different from usage of the first CSI resource.
- different CSI resources in the same resource group may have different uses, so as to improve the flexibility of resource configuration.
- multiple groups of CSI resources with the same purpose.
- multiple groups of resources including inference of AI models can be used to jointly predict CSI information to improve prediction performance.
- the CSI resources in the first resource group and the CSI resources in the second resource group correspond to the same CSI reporting configuration; or, the CSI resources in the first resource group and the CSI resources in the second resource group are associated with the same AI model; or, the CSI resources in the first resource group and the CSI resources in the second resource group have a quasi-co-located QCL relationship.
- the CSI resources that need to be used jointly can be flexibly determined.
- the terminal device receives second information, where the second information is used to indicate that the CSI resources in the first resource group are used jointly with the CSI resources in the second resource group.
- CSI resources that need to be used jointly can be flexibly indicated.
- the first information is specifically used to indicate a CSI resource pattern
- the CSI resource pattern is used to determine the time domain position of a CSI resource for at least one of collecting CSI information, monitoring the performance of an AI model, and inferring an AI model.
- the prediction configuration of the AI model and/or CSI information, as well as the usage of CSI resources can be indicated through the same signaling, which can reduce signaling overhead.
- the CSI resources in the first resource group are used jointly with the CSI resources in the second resource group, wherein purpose of the CSI resources in the second resource group is the same as purpose of the CSI resources in the first resource group.
- the network device sends second information, where the second information is used to indicate that the CSI resources in the first resource group are used jointly with the CSI resources in the second resource group.
- the first information is specifically used to indicate a CSI resource pattern
- the CSI resource pattern is used to determine the time domain position of a CSI resource for at least one of collecting CSI information, monitoring the performance of an AI model, and inferring an AI model.
- the device may include a module corresponding to the method/operation/step/action described in the first aspect or the second aspect, and the module may be a hardware circuit, or software, or a combination of a hardware circuit and software.
- the device includes a processing unit (sometimes also referred to as a processing module) and a communication unit (sometimes also referred to as a transceiver module, a communication module, etc.).
- the transceiver unit can implement a sending function and a receiving function.
- an embodiment of the present application also provides a communication device, comprising a processor for executing a computer program (or computer executable instructions) stored in a memory, so that when the computer program (or computer executable instructions) is executed, the device performs a method as in the first aspect or the second aspect and its various possible implementations.
- the memory is located outside the communication device.
- a computer-readable storage medium is provided, wherein the computer-readable storage medium is used to store a computer program or instruction, which, when executed, enables the method shown in the first aspect or the second aspect and any possible implementation thereof to be implemented.
- an embodiment of the present application also provides a communication device for executing the methods in the above-mentioned first aspect or second aspect and various possible implementations thereof.
- the logic circuit can be used to perform operations other than the sending and receiving functions in the method shown in the first aspect or the second aspect and any possible implementation thereof; the logic circuit can also be used to transmit messages to the input-output interface, or receive messages from other communication devices from the input-output interface.
- the chip system can be used to implement the method shown in the first aspect or the second aspect and any possible implementation thereof.
- the chip system can be composed of a chip, or it can include a chip and other discrete devices.
- the chip system may further include a memory, which may be used to store instructions, and the logic circuit may call the instructions stored in the memory to implement corresponding functions.
- a communication system which may include at least one terminal device and a network device, any terminal device may be used to execute the method shown in the above-mentioned first aspect and any possible implementation thereof, and the network device may be used to execute the method shown in the above-mentioned second aspect and any possible implementation thereof.
- FIG2 is a schematic diagram of a neuron structure
- FIG3 is a schematic diagram of a neural network structure
- FIG6 is a schematic diagram of a periodic pattern of a CSI resource provided in an embodiment of the present application.
- FIG7 is a schematic diagram of another periodic pattern of CSI resources provided in an embodiment of the present application.
- FIG8 is a schematic diagram of a joint use of CSI resource groups provided in an embodiment of the present application.
- FIG9 is a schematic diagram of independent use of a CSI resource group provided in an embodiment of the present application.
- FIG10 is a schematic structural diagram of a communication device provided in an embodiment of the present application.
- FIG11 is a schematic diagram of the structure of another communication device provided by the present application.
- the terminal device can also be other devices with terminal functions, for example, the terminal device can also be a device that serves as a terminal function in D2D communication.
- terminal devices with wireless transceiver functions and chips that can be set in the aforementioned terminal devices are collectively referred to as terminal devices.
- a CSI-ResourceConfig can configure one or more resource set lists (ResourceSetList), and each ResourceSetList includes one or more resource sets (ResourceSet).
- methods 1 to 3 may also be implemented in combination.
- the terminal device jointly uses the CSI resources in the two resource groups.
- the prediction configuration of the CSI report may be for a type of CSI information, used to indicate that the type of CSI information is a CSI measurement result or a predicted CSI information.
- Different types of CSI information may include PMI, CQI or RI, that is, PMI, CQI and RI may be used as a type of CSI information respectively.
- the prediction configuration of the CSI report may only indicate that PMI is a CSI measurement result or a predicted CSI information.
- the prediction configuration of the CSI report may also be for all types of CSI information. For example, when the CSI report contains PMI, CQI and RI, the prediction configuration of the CSI report may indicate that PMI, CQI and RI are all CSI measurement results or predicted CSI information.
- (c) Used to indicate the time domain position (or time) of the time range corresponding to the CSI information carried in the CSI report. For example, used to indicate the specific time of each CSI information carried by the terminal device in the CSI report, such as t+5ms or t+8ms, where t is a predefined or preconfigured reference time.
- the compression configuration may also be a compression configuration of a CSI report.
- the compression configuration may be used to indicate whether the compression of the CSI information is based on AI or codebook, and/or, when based on AI compression, to indicate whether CSI prediction and CSI compression are jointly processed by an AI model, or whether CSI prediction is first performed by an AI model and then the prediction result is compressed by an AI model, that is, CSI prediction and CSI compression are implemented by one AI model or two different AI models.
- the capability information may include at least one of the following:
- the information may be used to indicate whether the terminal device supports CSI prediction, or whether CSI prediction is supported in the current environment. Based on the information, the network device may avoid sending CSI resource configuration inferred for the AI model to the terminal device that does not support CSI prediction.
- the dimension includes at least one of a frequency domain dimension, a time domain dimension and a spatial domain dimension.
- the information may be used to indicate whether the CSI information is channel information or an eigenvector of channel information.
- the information may indicate the beam configuration of the reference signal supported by the AI model (e.g., precoding configuration) and/or the configuration of the supported reference signal (e.g., an identifier of the reference signal configuration).
- the AI model e.g., precoding configuration
- the configuration of the supported reference signal e.g., an identifier of the reference signal configuration
- the CSI resources can be configured according to the capability information.
- the capability information carries information indicating that the terminal device supports CSI prediction
- the network device can configure CSI resources for the terminal device for the purpose of AI model inference.
- the network device configures CSI resources for the terminal device for the purpose of AI model inference, which meet the observation window of the AI model carried in the capability information, the requirements of the AI model on the frequency domain attributes of the input CSI information, the requirements of the AI model on the dimension of the input CSI information, and the requirements of the AI model on the type of input CSI information.
- the terminal device may also send a resource request message for requesting a CSI resource.
- the resource request message may be used to request one or more CSI resources for specific purposes, for example, it may carry a purpose index.
- the request message may also be used to request a resource group and/or CSI resource used in conjunction with a resource group (such as a first resource group) and/or a CSI resource (such as a first CSI resource), for example, it may carry an index of the first resource group and/or an index of the first CSI resource.
- the capability information may be included in the resource request message.
- the first CSI information corresponds to the first CSI resource, for example, the first CSI information is a CSI measurement result or predicted CSI information obtained based on the first CSI resource.
- the first CSI information is CSI information predicted based on the first CSI resource and the AI model;
- the purpose of the first CSI resource includes collecting CSI information, training an AI model, or monitoring the performance of an AI model, the first CSI information includes a CSI measurement result obtained by measuring the first CSI resource;
- the purpose includes monitoring the performance of an AI model, the first CSI information may include a monitoring result of the AI model.
- the embodiment of the present application also provides a communication device.
- the communication device may include hardware structures and/or software modules corresponding to the functions shown in the above method.
- the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a function is executed in the form of hardware or computer software driving hardware depends on the specific application scenario and design constraints of the technical solution.
- the communication unit 1020 may be used to send the first information to the terminal device.
- the first information may be generated by the processing unit 1010.
- the communication unit 1020 may also be configured to send second information.
- the processor 1120 may be used to execute actions executed by the processing unit 1010
- the input/output interface 1110 may be used to execute actions executed by the communication unit 1020 , which will not be described in detail.
- the processor 1120 may be a general-purpose processor, a digital signal processor, an application-specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or transistor logic device, or a discrete hardware component, and may implement or execute the methods, steps, and logic block diagrams disclosed in the embodiment of the present application.
- the general-purpose processor may be a microprocessor or any conventional processor, etc.
- the steps of the method disclosed in the embodiment of the present application may be directly embodied as being executed by a hardware processor, or may be executed by a combination of hardware and software modules in the processor.
- a component can be, but is not limited to, a process running on a processor, a processor, an object, an executable file, an execution thread, a program and/or a computer.
- applications running on a computing device and a computing device can be components.
- One or more components may reside in a process and/or an execution thread, and a component may be located on a computer and/or distributed between two or more computers.
- these components may be executed from various computer-readable media having various data structures stored thereon.
- the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
- each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit. If the function is implemented in the form of a software functional unit and sold or used as an independent product, it may be stored in a computer-readable storage medium.
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Abstract
Description
Claims (28)
- 一种通信方法,其特征在于,包括:接收第一信息,所述第一信息用于指示第一信道状态信息CSI资源的用途,所述CSI资源的用途包括以下中的至少一项:收集CSI信息、监控人工智能AI模型的性能和AI模型推断;根据所述第一信息发送第一CSI信息,和/或,根据所述第一信息监控AI模型的性能;其中,所述第一CSI信息对应于所述第一CSI资源。
- 如权利要求1所述的方法,其特征在于,所述AI模型用于CSI预测。
- 如权利要求1或2所述的方法,其特征在于,当所述用途包括AI模型的推断时,所述第一CSI信息包括根据所述第一CSI资源和所述AI模型预测的CSI信息;或者,当所述用途包括收集CSI信息或监控AI模型的性能时,所述第一CSI信息包括根据测量所述第一CSI资源获得的CSI测量结果;或者,当所述用途包括监控AI模型的性能时,所述第一CSI信息包括AI模型的监控结果,所述监控结果用于指示所述AI模型的预测结果的准确度。
- 如权利要求1-3中任一所述的方法,其特征在于,所述方法还包括:发送能力信息,所述能力信息包括以下中的至少一项:用于指示终端装置是否支持CSI预测的信息;所述终端装置的AI模型对输入的CSI信息的周期的要求信息;所述终端装置的AI模型对输入的CSI信息的数量的要求信息;所述终端装置的AI模型输出的预测CSI信息的时刻信息;所述终端装置的AI模型对输入的CSI信息频域属性的要求信息;所述终端装置的AI模型所支持输出的CSI信息的频域属性信息;所述终端装置的AI模型对输入和/或输出的CSI信息的维度的要求信息;所述终端装置的AI模型对输入和/或输出的CSI信息的类型的要求信息;所述终端装置的AI模型对用于测量CSI信息的参考信号的要求信息。
- 如权利要求1所述的方法,其特征在于,所述第一信息还用于指示CSI信息的压缩配置,所述根据所述用途发送第一CSI信息,包括:根据所述压缩配置发送所述第一CSI信息。
- 如权利要求1-5中任一所述的方法,其特征在于,所述第一信息具体用于指示第一资源组中的CSI资源的所述用途,所述第一资源组中的CSI资源包括所述第一CSI资源。
- 如权利要求1-6中任一所述的方法,其特征在于,所述第一信息还用于指示第一资源组中的第二CSI资源的用途,所述第二CSI资源和所述第一CSI资源的用途不同。
- 如权利要求6所述的方法,其特征在于,所述第一资源组中的CSI资源与第二资源组中的CSI资源联合使用,其中,所述第二资源组中的CSI资源的用途与所述第一资源组中的CSI资源的用途相同。
- 如权利要求8所述的方法,其特征在于,所述第一资源组中的CSI资源与所述第二资源组中的CSI资源对应于同一CSI报告配置;或者,所述第一资源组中的CSI资源与所述第二资源组中的CSI资源关联至同一AI模型;或者,所述第一资源组中的CSI资源与所述第二资源组中的CSI资源具有准共址QCL关系。
- 如权利要求8或9所述的方法,其特征在于,所述方法还包括:接收第二信息,所述第二信息用于指示所述第一资源组中的CSI资源与第二资源组中的CSI资源联合使用。
- 如权利要求1-10任一所述的方法,其特征在于,所述第一信息具体用于指示CSI资源图样,所述CSI资源图样用于确定用途为收集CSI信息、监控AI模型的性能和AI模型推断中的至少一项的CSI资源的时域位置。
- 如权利要求1-11中任一所述的方法,其特征在于,所述第一信息还用于指示以下中的至少一项:所述AI模型;所述CSI信息的预测配置。
- 一种通信方法,其特征在于,包括:向终端装置发送第一信息,所述第一信息用于指示第一信道状态信息CSI资源的用途,所述CSI资源的用途包括以下中的至少一项:收集CSI信息、监控人工智能AI模型的性能和AI模型推断。
- 如权利要求13所述的方法,其特征在于,所述方法还包括:接收来自于所述终端装置的第一CSI信息,所述第一CSI信息对应于所述第一CSI资源。
- 如权利要求13或14所述的方法,其特征在于,所述AI模型用于CSI预测。
- 如权利要求13所述的方法,其特征在于,当所述用途包括AI模型的推断时,所述第一CSI信息包括根据所述第一CSI资源和所述AI模型预测的CSI信息;或者,当所述用途包括收集CSI信息或监控AI模型的性能时,所述第一CSI信息包括根据测量所述第一CSI资源获得的CSI测量结果;或者,当所述用途包括监控AI模型的性能时,所述第一CSI信息包括AI模型的监控结果,所述监控结果用于指示所述AI模型的预测结果的准确度。
- 如权利要求13-16中任一所述的方法,其特征在于,所述方法还包括:接收所述终端装置的能力信息,所述能力信息包括以下中的至少一项:用于指示所述终端装置是否支持CSI预测的信息;所述终端装置的AI模型对输入的CSI信息的周期的要求信息;所述终端装置的AI模型对输入的CSI信息的数量的要求信息;所述终端装置的AI模型输出的预测CSI信息的时刻信息;所述终端装置的AI模型对输入的CSI信息频域属性的要求信息;所述终端装置的AI模型所支持输出的CSI信息的频域属性信息;所述终端装置的AI模型对输入和/或输出的CSI信息的维度的要求信息;所述终端装置的AI模型对输入和/或输出的CSI信息的类型的要求信息;所述终端装置的AI模型对用于测量CSI信息的参考信号的要求信息。
- 如权利要求13所述的方法,其特征在于,所述第一信息还用于指示CSI信息的压缩配置。
- 如权利要求13-18中任一所述的方法,其特征在于,所述第一信息具体用于指示第一资源组中的CSI资源的所述用途,所述第一资源组中的CSI资源包括所述第一CSI资源。
- 如权利要求13-19中任一所述的方法,其特征在于,所述第一信息还用于指示第一资源组中的第二CSI资源的用途,所述第二CSI资源和所述第一CSI资源的用途不同。
- 如权利要求20所述的方法,其特征在于,所述第一资源组中的CSI资源与第二资源组中的CSI资源联合使用,其中,所述第二资源组中的CSI资源的用途与所述第一资源组中的CSI资源的用途相同。
- 如权利要求21所述的方法,其特征在于,所述第一资源组中的CSI资源与所述第二资源组中的CSI资源对应于同一CSI报告配置;或者,所述第一资源组中的CSI资源与所述第二资源组中的CSI资源关联至同一AI模型;或者,所述第一资源组中的CSI资源与所述第二资源组中的CSI资源具有准共址QCL关系。
- 如权利要求21或22所述的方法,其特征在于,所述方法还包括:发送第二信息,所述第二信息用于指示所述第一资源组中的CSI资源与第二资源组中的CSI资源联合使用。
- 如权利要求13-23中任一所述的方法,其特征在于,所述第一信息具体用于指示CSI资源图样,所述CSI资源图样用于确定用途为收集CSI信息、监控AI模型的性能和AI模型推断中的至少一项的CSI资源的时域位置。
- 如权利要求13-24中任一所述的方法,其特征在于,所述第一信息还用于指示以下中的至少一项:所述AI模型;所述CSI信息的预测配置。
- 一种通信装置,其特征在于,包括处理器,所述处理器用于执行存储器中存储的计算机程序指令,以实现如权利要求1-12中任一项所述的方法,或者,实现如权利要求13-25中任一项所述的方法。
- 一种计算机可读存储介质,其特征在于,包括计算机程序指令,当所述计算机程序指令被计算 机执行时,使得所述接收机实现如权利要求1-12中任一项所述的方法,或者,使得所述接收机实现如权利要求13-25中任一项所述的方法。
- 一种通信装置,其特征在于,包括用于实现如权利要求1-25中任一项方法的模块。
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| CN120224257A (zh) * | 2024-09-26 | 2025-06-27 | 荣耀终端股份有限公司 | 一种被用于无线通信与人工智能的节点中的方法和装置 |
| CN121770705A (zh) * | 2024-09-30 | 2026-03-31 | 大唐移动通信设备有限公司 | Csi反馈方法、csi恢复方法、设备及介质 |
| WO2026073479A1 (en) * | 2025-05-30 | 2026-04-09 | Lenovo (Beijing) Limited | Configuration of model/functionality for csi reporting |
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