Communication method and device, and storage medium

Abstract

A communication method and device, as well as a storage medium, are provided. The communication method applied to a first communication node includes receiving a network optimization operation command, sending a performance feedback request message to a second communication node, receiving performance feedback measurement information corresponding to the performance feedback request message and sent by the second communication node, and determining an optimization operation for a target model according to the performance feedback measurement information.

Description

[Technical field]

[0001] This application claims priority to Chinese Patent Application No. 202210050351.8, filed with the China National Intellectual Property Administration (CNIPA) on January 17, 2022, the disclosure of which is incorporated herein by reference in its entirety.

[0002] The present application relates to the field of communications, for example, communications methods and devices and storage media. [Background technology]

[0003] background Currently, the fifth generation (5G) wireless communication network is being deployed, and in the future, the development of Beyond 5G (B5G) networks is expected. Artificial intelligence (AI) technology, especially machine learning (ML), is used to propose effective network optimization solutions by processing large amounts of data in 5G and B5G networks. The AI / ML process includes stages such as training, inference and validation. After the AI / ML model performs inference, it needs to obtain actual measurements and compare the actual measurements with the predicted information so that the model's performance is fed back. However, how base stations interact and feedback their performance to each other, and what specific parameters are included in the performance feedback information, are urgent problems to be solved. Summary of the Invention [Means for solving the problem]

[0004] overview An embodiment of the present application provides a communication method. The communication method is applied to a first communication node, and includes:

[0005] A network optimization operation command is received and a performance feedback request message is sent to a second communication node.

[0006] Performance feedback measurement information corresponding to the performance feedback request message and transmitted by a second communication node is received.

[0007] An optimization action for the target model is determined according to the performance feedback measurement information.

[0008] An embodiment of the present application provides a communication method. The communication method is applied to a second communication node, and includes:

[0009] A network optimization operation command is received, and a performance feedback request message sent by a first communication node is received.

[0010] Performance feedback measurement information corresponding to the performance feedback request message is sent to the first communication node, so that the first communication node determines an optimization action for the target model according to the performance feedback measurement information.

[0011] An embodiment of the present application provides a communication device, the device including a communication module, a memory, and one or more processors.

[0012] The communication module is configured to conduct a communication interaction with another communication node.

[0013] The memory is configured to store one or more programs.

[0014] The one or more programs, when executed by the one or more processors, cause the one or more processors to perform a method according to any one of the preceding embodiments.

[0015] An embodiment of the present application provides a storage medium configured to store a computer program which, when executed by a processor, causes the processor to perform a method according to any one of the preceding embodiments. [Brief description of the drawings]

[0016] [Figure 1] FIG. 1 is a flowchart of a communication method according to an embodiment of the present application. [Diagram 2] FIG. 2 is a flowchart of another communication method according to an embodiment of the present application. [Diagram 3] FIG. 3 is a flow chart of a new performance feedback dialogue established between base stations according to one embodiment of the present application. [Figure 4] FIG. 4 is a flow chart of multiplexing handover dialogue information between base stations according to an embodiment of the present application. [Diagram 5] FIG. 5 is a flowchart of multiplexing resource status interaction information between base stations according to an embodiment of the present application. [Figure 6] FIG. 6 is a block diagram of a communication device according to an embodiment of the present application. [Figure 7] FIG. 7 is a block diagram of another communication device according to an embodiment of the present application. [Figure 8] FIG. 8 is a structural diagram of a communication device according to an embodiment of the present application. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0017] Detailed Description Hereinafter, the embodiments of the present application will be described in conjunction with the drawings. Hereinafter, the present application will be described in conjunction with the embodiments and the drawings. The examples listed below are merely intended to illustrate the present application and are not intended to limit the scope of the present application.

[0018] 5G networks bring fundamental changes in performance and flexibility, but also greatly increase the complexity of network operation. Operators urgently need automation and intelligent means to reduce the cost of network deployment, operation, and maintenance, and improve network performance and user experience. An embodiment of the present application provides a new communication method so that performance feedback measurement information of artificial intelligence / machine learning (AI / ML) models, such as the status of resources currently used by the base station and UE location information, can be interacted between base stations, and then the base station can determine whether the model needs to be updated or terminated through the performance feedback measurement information of the AI / ML model.

[0019] In one embodiment, Figure 1 is a flowchart of a communication method according to an embodiment of the present application. The embodiment may be performed by a first communication node. For example, the first communication node may be a Next Generation Radio Access Network (NG-RAN) node. As shown in Figure 1, the embodiment includes S110 to S130.

[0020] At S110, a network optimization operation command is received and a performance feedback request message is sent to a second communication node.

[0021] The network optimization operation command refers to a trigger command of a network optimization operation to be performed according to the inference result of the target model. In an embodiment, after the first communication node performs the inference operation of the target model, the corresponding inference result is obtained, and the network optimization operation is performed according to the inference result. The network optimization operation can include a user equipment (UE) handover instruction, a cell on or off instruction, a radio resource activation or deactivation instruction, a power adjustment instruction, a radio resource management (RRM) parameter reconfiguration instruction, a flow splitting operation instruction, a protocol layer parameter reconfiguration instruction, etc.

[0022] In an embodiment, the performance feedback request message is a message used to indicate that a feedback of the performance of a target model is requested. In an embodiment, the first communication node sends the parameters of the performance of the target model that need to be measured together with the performance feedback request message to the second communication node, so that the second communication node measures the performance of the target model according to the parameters that need to be measured.

[0023] At S120, performance feedback measurement information corresponding to the performance feedback request message and transmitted by a second communication node is received.

[0024] In an embodiment, the performance feedback measurement information is used to characterize the information obtained by measuring the performance of the target model. In an embodiment, the second communication node measures the performance of the target model according to the parameters that need to be measured to obtain the performance feedback measurement information, and sends the performance feedback measurement information to the first communication node.

[0025] In S130, an optimization action for the target model is determined according to the performance feedback measurement information.

[0026] In an embodiment, after receiving the performance feedback measurement information, the first communication node determines an optimization operation to be performed on the target model according to the performance feedback measurement information. In an embodiment, the optimization operation on the target model includes a retraining operation and a decommissioning operation. That is, the retraining operation may be performed on the target model, or the decommissioning operation may be performed on the target model.

[0027] In one embodiment, the performance feedback measurement information includes at least one of a duration for performance feedback, a cell identifier (ID), a cell resource state, a physical resource block (PRB) usage, a cell packet data convergence protocol (PDCP) data volume, energy efficiency, a system level performance, a terminal quality of experience (QoE), a user equipment (UE) cell level location information, a UE geographical location level location information, an accuracy of prediction information, or a prediction error.

[0028] The duration of the performance feedback includes at least one of a time granularity, a start time of the performance feedback information, or an end time of the performance feedback information. In this embodiment, the system level performance may include throughput and packet loss. In an embodiment, the geographic location level location information of the UE may include longitude, latitude, and altitude. In this embodiment, the accuracy of the prediction information may include one of a predicted load accuracy, a predicted UE location accuracy, or a predicted UE trajectory accuracy. The prediction error may include one of a predicted load error, a predicted UE location error, or a predicted UE trajectory error. In an embodiment, the time granularity refers to a time interval at which the second communication node transmits the performance feedback measurement information to the first communication node. The start time of the performance feedback information refers to a time at which the second communication node starts transmitting the performance feedback measurement information to the first communication node. The end time of the performance feedback information refers to a time at which the second communication node last transmits the performance feedback measurement information to the first communication node.

[0029] In one embodiment, the performance feedback request message includes at least one of the following measurement parameters: a performance feedback data type identifier, a UE identifier, a duration for performance feedback, or a reporting scheme for performance feedback. The performance feedback data type identifier is configured to indicate a type of performance feedback data (feedback information). In an embodiment, the reporting scheme for performance feedback refers to whether the second communication node reports the performance feedback measurement information to the first communication node periodically or aperiodically.

[0030] In one embodiment, the performance feedback request message is included in one of the following messages: a handover request message or a resource status request message. In this embodiment, if the handover interaction process is multiplexed to transmit performance feedback measurement information, the performance feedback request message is carried in the handover request message, and if the resource status interaction process is multiplexed to transmit performance feedback measurement information, the performance feedback request message is carried in the resource status request message.

[0031] In one embodiment, the performance feedback data type identifier is configured to indicate at least one of UE related type data, network load related type data, energy efficiency related type data, prediction accuracy related type data, or prediction error related type data.

[0032] In one embodiment, the reporting manner for performance feedback is aperiodic reporting, and the performance feedback measurement information is included in one of the following messages: performance feedback response message, performance feedback acknowledgement message, handover success message, resource status response message, or resource status update message. In an embodiment, when the second communication node reports the performance feedback measurement information to the first communication node aperiodically, the second communication node can send the performance feedback measurement information through an independently established performance feedback interaction process, i.e., the performance feedback measurement information is carried in the performance feedback response message or the performance feedback acknowledgement message, and the second communication node can also send the performance feedback measurement information by multiplexing the handover interaction process, i.e., the performance feedback measurement information is carried in the handover success message, and the second communication node can also send the performance feedback measurement information by multiplexing the resource status interaction process, i.e., the performance feedback measurement information is carried in the resource status response message or the resource status update message.

[0033] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the communication method applied in the first communication node further includes:

[0034] A performance feedback response message, a performance feedback acknowledgement message, a resource status response message, or a resource status update message sent by a second communication node is received. The performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message carries indication success information. In an embodiment, when the second communication node periodically reports performance feedback measurement information to the first communication node, the second communication node sends a performance feedback response message, a performance feedback acknowledgement message, a resource status response message, or a resource status update message carrying indication success information to the first communication node, so that the first communication node knows the configuration success of the performance feedback indicated in the performance feedback request message according to the performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message.

[0035] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the performance feedback measurement information is included in the handover success message.

[0036] The communication method applied to the first communication node further includes:

[0037] A handover request acknowledgement message sent by a second communication node is received, and the handover request acknowledgement message carries indication success information. In an embodiment, when the second communication node periodically reports performance feedback measurement information to the first communication node, the second communication node sends a handover request acknowledgement message carrying the indication success information to the first communication node, so that the first communication node knows the configuration success of the performance feedback indicated in the performance feedback request message according to the handover request acknowledgement message.

[0038] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and receiving performance feedback measurement information corresponding to the performance feedback request message and transmitted by the second communication node includes periodically receiving performance feedback measurement information corresponding to the performance feedback request message and transmitted by the second communication node. In an embodiment, after the first communication node receives a performance feedback response message, a performance feedback acknowledgement message, a resource status response message, a resource status update message, or a handover request acknowledgement message transmitted by the second communication node, the second communication node periodically transmits the performance feedback measurement information to the first communication node, so that the first communication node determines whether a retraining operation or a decommissioning operation needs to be performed on the target model.

[0039] In an embodiment, FIG. 2 is a flowchart of another communication method according to an embodiment of the present application. The embodiment may be performed by a second communication node. Exemplarily, the second communication node may be an NG-RAN node. As shown in FIG. 2, the embodiment includes S210 and S220.

[0040] At S210, a network optimization operation command is received and a performance feedback request message sent by a first communication node is received.

[0041] At S220, performance feedback measurement information corresponding to the performance feedback request message is sent to the first communication node, so that the first communication node determines an optimization operation for the target model according to the performance feedback measurement information.

[0042] In an embodiment, when the second communication node receives a network optimization operation command, the first communication node sends a performance feedback request message to the second communication node, and the second communication node measures the performance of the target model according to the received performance feedback request message to obtain corresponding performance feedback measurement information, and then the second communication node sends the performance feedback measurement information to the first communication node, so that the first communication node determines whether to perform an optimization operation on the target model according to the performance feedback measurement information.

[0043] In one embodiment, the performance feedback measurement information includes at least one of a duration for performance feedback, a cell identifier (ID), a cell resource state, a PRB usage, a cell PDCP data volume, an energy efficiency, a system level performance, a terminal's Quality of Experience (QoE), a cell level location information of the UE, a geographical location level location information of the UE, an accuracy of the prediction information, or a prediction error.

[0044] The duration of the performance feedback includes at least one of a time granularity, a start time of the performance feedback information, or an end time of the performance feedback information.

[0045] In one embodiment, the performance feedback request message includes at least one of the following measurement parameters: a performance feedback data type identifier, a UE identifier, a duration for performance feedback, or a reporting scheme for performance feedback. The performance feedback data type identifier is configured to indicate a type of performance feedback data.

[0046] In one embodiment, the performance feedback data type identifier is configured to indicate at least one of UE related type data, network load related type data, energy efficiency related type data, prediction accuracy related type data, or prediction error related type data.

[0047] In one embodiment, the reporting scheme for performance feedback is aperiodic reporting, and the performance feedback measurement information is included in one of the following messages: performance feedback response message, performance feedback positive response message, handover success message, resource status response message, or resource status update message.

[0048] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the communication method applied in the second communication node further includes:

[0049] A performance feedback response message, a performance feedback acknowledgement message, a resource status response message, or a resource status update message is sent to the first communication node, and the performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message carries indication success information.

[0050] In one embodiment, the reporting manner for performance feedback in the performance feedback request message is periodic reporting, and the performance feedback measurement information is included in the handover success message.

[0051] The communication method applied to the second communication node further includes:

[0052] A handover request acknowledgement message is sent to the first communication node, where the handover request acknowledgement message carries the indication success information.

[0053] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and sending performance feedback measurement information corresponding to the performance feedback request message to the first communication node includes:

[0054] Performance feedback measurement information corresponding to the performance feedback request message is periodically transmitted to the first communication node.

[0055] For an explanation of various parameters in the communication method applied to the second communication node, reference may be made to the explanation of the corresponding parameters in the communication method applied to the first communication node in the above-mentioned embodiment, and they will not be repeated here.

[0056] In one embodiment, Figure 3 is a flowchart of a new performance feedback dialogue established between base stations according to one embodiment of the present application. In the embodiment, an example in which the first communication node is an NG-RAN node 1, the second communication node is an NG-RAN node 2, both the NG-RAN node 1 and the NG-RAN node 2 are base stations, and the target model is an AI model or an ML model is used to describe the establishment of the new performance feedback dialogue process between the two base stations. As shown in Figure 3, the new performance feedback dialogue process between the two base stations in the embodiment includes the steps described below.

[0057] In step 1, NG-RAN node 1 performs AI / ML model inference.

[0058] In step 2, NG-RAN node 1 and NG-RAN node 2 perform network optimization operations according to the inference results of the AI / ML model.

[0059] Illustratively, the network optimization operations may include UE handover instructions, cell on or off instructions, radio resource activation / deactivation instructions, power adjustment instructions, RRM parameter reconfiguration instructions, flow splitting operation instructions, protocol layer parameter reconfiguration instructions, etc.

[0060] In step 3, the NG-RAN node 1 sends a Feedback Performance Request Message to the NG-RAN node 2.

[0061] The performance feedback request message is used to indicate requested performance feedback measurement information (Feedback performance) to the NG-RAN node 2. The performance feedback request message includes one or more of the following items: one or more identifiers of performance feedback data type, one or more UE identifiers (UE IDs), a duration for performance feedback, and a reporting scheme for performance feedback. The identifier of the performance feedback data type is configured to indicate a type of performance feedback data requested. For example, the identifier of the performance feedback data type may include UE related type data, network load related type data, energy efficiency related type data, prediction accuracy related type data, prediction error related type data, etc. The duration of the performance feedback includes one or more of the following items: time granularity, a start time of the performance feedback information, and an end time of the performance feedback information. The reporting scheme for performance feedback includes periodic reporting or aperiodic reporting.

[0062] In step 4, the NG-RAN node 2 sends a Feedback Performance Acknowledge / Response message.

[0063] In this embodiment, if the performance feedback request message indicates aperiodic reporting, the performance feedback acknowledgement / response message carries the performance feedback measurement information requested by the NG-RAN node 1. The performance feedback measurement information includes one or more of the following items: duration for performance feedback (the duration for performance feedback includes one or more of the following items: time granularity, start time of performance feedback information, and end time of performance feedback information), cell ID, cell resource status, physical resource block (PRB) usage, cell PDCP data volume, energy efficiency, system level performance, terminal QoE, UE cell level location information, UE geographical location level location information, accuracy of prediction information (such as accuracy of predicted load, accuracy of predicted UE location, or accuracy of predicted UE trajectory), prediction error (such as error of predicted load, error of predicted UE location, or error of predicted UE trajectory), etc.

[0064] In an embodiment, if the performance feedback request message indicates periodic reporting and the configuration indicated in the performance feedback request message is successful, the performance feedback acknowledgement / response message carries indication success information. The NG-RAN node 2 initiates corresponding measurements according to the periodic manner and periodic information configured in the performance feedback request message, and periodically transmits performance feedback measurement information to the NG-RAN node 1. The performance feedback measurement information may be carried in a performance feedback report message (Feedback Performance Report). The performance feedback report message includes one or more of the following items: duration for performance feedback (the duration for performance feedback includes one or more of the following items: time granularity, start time of performance feedback information, and end time of performance feedback information), cell ID, cell resource status, physical resource block (PRB) usage, cell PDCP data volume, energy efficiency, system level performance, terminal QoE, UE cell level location information, UE geographical location level location information, accuracy of prediction information (such as predicted load accuracy, predicted UE position accuracy, or predicted UE trajectory accuracy), prediction error (such as predicted load error, predicted UE position error, or predicted UE trajectory error), etc.

[0065] In step 5, the NG-RAN node 1 determines whether the AL / ML model needs to be retrained or terminated according to the performance feedback measurement information fed back by the NG-RAN node 2.

[0066] In an embodiment, Figure 4 is a flowchart of multiplexing handover interaction information between base stations according to an embodiment of the present application. In the embodiment, an example in which the first communication node is an NG-RAN node 1, the second communication node is an NG-RAN node 2, and both the NG-RAN node 1 and the NG-RAN node 2 are base stations is used to describe the transmission of performance feedback measurement information by multiplexing handover interaction information between two base stations. As shown in Figure 4, in the embodiment, the transmission process of performance feedback measurement information by multiplexing handover interaction information includes the steps described below.

[0067] In step 1, NG-RAN node 1 performs AI / ML model inference.

[0068] In step 2, NG-RAN node 1 and NG-RAN node 2 perform network optimization operations according to the inference results of the AI / ML model.

[0069] Illustratively, the network optimization operations may include UE handover instructions, cell on or off instructions, radio resource activation / deactivation instructions, power adjustment instructions, RRM parameter reconfiguration instructions, flow splitting operation instructions, protocol layer parameter reconfiguration instructions, etc.

[0070] In step 3, the NG-RAN node 1 sends a handover request message (Handover Request) to the NG-RAN node 2.

[0071] The handover request message is used to indicate requested performance feedback measurement information (Feedback performance) to the NG-RAN node 2. The handover request message includes a performance feedback request message, which includes one or more of the following items: one or more identifiers of performance feedback data type, one or more UE identifiers (UE IDs), a duration for performance feedback, and a reporting scheme for performance feedback. The identifier of the performance feedback data type is configured to indicate a type of requested performance feedback data. For example, the identifier of the performance feedback data type may include UE-related type data, network load-related type data, energy efficiency-related type data, prediction accuracy-related type data, prediction error-related type data, etc. The duration of the performance feedback includes one or more of the following items: time granularity, a start time of the performance feedback information, and an end time of the performance feedback information. The reporting scheme for performance feedback includes periodic reporting or aperiodic reporting.

[0072] In step 4, if the NG-RAN node 2 performs a successful configuration according to the information in the handover request message, the NG-RAN node 2 sends a handover request acknowledge message.

[0073] In step 5, NG-RAN node 2 sends a handover success message (Handover Success) to NG-RAN node 1.

[0074] The handover success message carries the performance feedback message indicated in the request message.

[0075] In an embodiment, if the handover request message indicates aperiodic reporting, the handover success message carries performance feedback measurement information requested by the NG-RAN node 1. The performance feedback measurement information includes one or more of the following items: duration for performance feedback (the duration for performance feedback includes one or more of the following items: time granularity, start time of performance feedback information, and end time of performance feedback information), cell ID, cell resource status, physical resource block (PRB) usage, cell PDCP data volume, energy efficiency, system level performance, terminal QoE, UE cell level location information, UE geographical location level location information, accuracy of prediction information (such as accuracy of predicted load, accuracy of predicted UE location, or accuracy of predicted UE trajectory), prediction error (such as error of predicted load, error of predicted UE location, or error of predicted UE trajectory), etc.

[0076] In an embodiment, if the handover request message indicates periodic reporting, the NG-RAN node 2 initiates corresponding measurements according to the periodicity and periodicity information configured in the handover request message, and sends a handover success message. The handover success message includes one or more of the following items: duration for performance feedback (the duration for performance feedback includes one or more of the following items: time granularity, start time of performance feedback information, and end time of performance feedback information), cell ID, cell resource status, physical resource block (PRB) usage, cell PDCP data volume, energy efficiency, system level performance, terminal QoE, UE cell level location information, UE geographical location level location information, accuracy of prediction information (such as predicted load accuracy, predicted UE location accuracy, or predicted UE trajectory accuracy), prediction error (such as predicted load error, predicted UE location error, or predicted UE trajectory error), etc.

[0077] In step 5, the NG-RAN node 1 determines whether the AL / ML model needs to be retrained or terminated according to the performance feedback measurement information fed back by the NG-RAN node 2.

[0078] In an embodiment, Figure 5 is a flowchart of multiplexing resource status interaction information between base stations according to an embodiment of the present application. In an embodiment, an example in which the first communication node is an NG-RAN node 1, the second communication node is an NG-RAN node 2, and both the NG-RAN node 1 and the NG-RAN node 2 are base stations is used to describe the transmission of performance feedback measurement information by multiplexing resource status interaction information between two base stations. As shown in Figure 5, in an embodiment, the transmission process of performance feedback measurement information by multiplexing resource status interaction information includes the steps described below.

[0079] In step 1, NG-RAN node 1 performs AI / ML model inference.

[0080] In step 2, NG-RAN node 1 and NG-RAN node 2 perform network optimization operations according to the inference results of the AI / ML model.

[0081] Illustratively, the network optimization operations may include UE handover instructions, cell on or off instructions, radio resource activation / deactivation instructions, power adjustment instructions, RRM parameter reconfiguration instructions, flow splitting operation instructions, protocol layer parameter reconfiguration instructions, etc.

[0082] In step 3, NG-RAN node 1 sends a resource status request message to NG-RAN node 2.

[0083] The resource status request message is used to indicate requested performance feedback measurement information to the NG-RAN node 2. The resource status request message includes a performance feedback request message, which includes one or more of the following items: one or more identifiers of performance feedback data type, one or more UE identifiers (UE IDs), a duration for performance feedback, and a reporting scheme for performance feedback. The performance feedback data type identifier is used to indicate a type of performance feedback data requested. For example, the performance feedback data type identifier may include UE related type data, network load related type data, energy efficiency related type data, prediction accuracy related type data, prediction error related type data, etc. The duration of performance feedback includes one or more of the following items: time granularity, a start time of the performance feedback information, and an end time of the performance feedback information. The reporting scheme for performance feedback includes periodic reporting or aperiodic reporting.

[0084] In step 4, the NG-RAN node 2 sends a Resource Status Response / Update message.

[0085] In this embodiment, if the resource status request message indicates aperiodic reporting, the resource status response / update message carries the performance feedback measurement information requested by the NG-RAN node 1. The performance feedback measurement information includes one or more of the following items: duration for performance feedback (the duration for performance feedback includes one or more of the following items: time granularity, start time of performance feedback information, and end time of performance feedback information), cell ID, cell resource status, physical resource block (PRB) usage, cell PDCP data volume, energy efficiency, system level performance, terminal QoE, UE cell level location information, UE geographical location level location information, accuracy of prediction information (such as accuracy of predicted load, accuracy of predicted UE location, or accuracy of predicted UE trajectory), prediction error (such as error of predicted load, error of predicted UE location, or error of predicted UE trajectory), etc.

[0086] In an embodiment, if the resource status request message indicates periodic reporting and the configuration indicated in the resource status request message is successful, the resource status response message or the resource status update message carries a success indication. The NG-RAN node 2 initiates corresponding measurements according to the periodicity and periodicity information configured in the resource status request message, and periodically transmits performance feedback measurement information to the NG-RAN node 1. The performance feedback measurement information may be carried in a resource status report message. The performance feedback report message includes one or more of the following items: duration for performance feedback (the duration for performance feedback includes one or more of the following items: time granularity, start time of performance feedback information, and end time of performance feedback information), cell ID, cell resource status, physical resource block (PRB) usage, cell PDCP data volume, energy efficiency, system level performance, terminal QoE, UE cell level location information, UE geographical location level location information, accuracy of prediction information (such as predicted load accuracy, predicted UE position accuracy, or predicted UE trajectory accuracy), prediction error (such as predicted load error, predicted UE position error, or predicted UE trajectory error), etc.

[0087] In step 5, the NG-RAN node 1 determines whether the AL / ML model needs to be retrained or terminated according to the performance feedback measurement information fed back by the NG-RAN node 2.

[0088] In one embodiment, FIG. 6 is a block diagram of a communication device according to one embodiment of the present application. This embodiment is applied to a first communication node. As shown in FIG. 6, this embodiment includes: a first transmitter 610, a first receiver 620, and a determination module 630.

[0089] The first transmitter 610 is configured to receive the network optimization operation command and to transmit a performance feedback request message to the second communication node.

[0090] The first receiver 620 is configured to receive performance feedback measurement information corresponding to the performance feedback request message and transmitted by the second communication node.

[0091] The determination module 630 is configured to determine an optimization action for the target model according to the performance feedback measurement information.

[0092] In one embodiment, the performance feedback measurement information includes at least one of a duration for performance feedback, a cell identifier (ID), a cell resource state, a physical resource block (PRB) usage, a cell packet data convergence protocol (PDCP) data volume, energy efficiency, a system level performance, a terminal quality of experience (QoE), a user equipment (UE) cell level location information, a UE geographical location level location information, and a prediction information accuracy or a prediction error.

[0093] The duration of the performance feedback includes at least one of a time granularity, a start time of the performance feedback information, or an end time of the performance feedback information.

[0094] In one embodiment, the performance feedback request message includes at least one of the following measurement parameters: a performance feedback data type identifier, a UE identifier, a duration for performance feedback, or a reporting scheme for performance feedback. The performance feedback data type identifier is configured to indicate a type of performance feedback data.

[0095] In one embodiment, the performance feedback request message is included in one of the following messages: a handover request message or a resource status request message.

[0096] In one embodiment, the performance feedback data type identifier is configured to indicate at least one of UE related type data, network load related type data, energy efficiency related type data, prediction accuracy related type data, or prediction error related type data.

[0097] In one embodiment, the reporting scheme for performance feedback is aperiodic reporting, and the performance feedback measurement information is included in one of the following messages: performance feedback response message, performance feedback positive response message, handover success message, resource status response message, or resource status update message.

[0098] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the communication device applied in the first communication node further includes a second receiver.

[0099] The second receiver is configured to receive a performance feedback response message, a performance feedback acknowledgement message, a resource status response message, or a resource status update message transmitted by the second communication node, wherein the performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message carries the indication success information.

[0100] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the performance feedback measurement information is included in the handover success message.

[0101] The communication device applied in the first communication node further includes a third receiver.

[0102] The third receiver is configured to receive a handover request acknowledgement message sent by the second communication node, the handover request acknowledgement message carrying the indication success information.

[0103] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the first receiver 620 performs the operations described below.

[0104] Performance feedback measurement information corresponding to the performance feedback request message and transmitted by the second communication node is periodically received.

[0105] The communication device provided in the embodiment is configured to execute the communication method applied to the first communication node in the embodiment shown in FIG. 1, and has similar implementation principles and technical effects, which will not be repeated here.

[0106] In one embodiment, Figure 7 is a block diagram of another communication device according to one embodiment of the present application. This embodiment is applied to a second communication node. As shown in Figure 7, this embodiment includes a fourth receiver 710 and a second transmitter 720.

[0107] The fourth receiver 710 is configured to receive a network optimization operation command and to receive a performance feedback request message sent by the first communication node.

[0108] The second transmitter 720 is configured to transmit performance feedback measurement information corresponding to the performance feedback request message to the first communication node, so that the first communication node determines an optimization operation for the target model according to the performance feedback measurement information. In one embodiment, the performance feedback measurement information includes at least one of a duration for performance feedback, a cell identifier (ID), a cell resource state, a physical resource block (PRB) usage, a cell packet data convergence protocol (PDCP) data volume, an energy efficiency, a system level performance, a quality of experience (QoE) of a terminal, a cell level location information of a user equipment (UE), a geographical location level location information of a UE, an accuracy of prediction information or a prediction error.

[0109] The duration of the performance feedback includes at least one of a time granularity, a start time of the performance feedback information, or an end time of the performance feedback information.

[0110] In one embodiment, the performance feedback request message includes at least one of the following measurement parameters: a performance feedback data type identifier, a UE identifier, a duration for performance feedback, or a reporting scheme for performance feedback. The performance feedback data type identifier is configured to indicate a type of performance feedback data.

[0111] In one embodiment, the performance feedback request message is included in one of the following messages: a handover request message or a resource status request message.

[0112] In one embodiment, the performance feedback data type identifier is configured to indicate at least one of UE related type data, network load related type data, energy efficiency related type data, prediction accuracy related type data, or prediction error related type data.

[0113] In one embodiment, the reporting scheme for performance feedback is aperiodic reporting, and the performance feedback measurement information is included in one of the following messages: performance feedback response message, performance feedback positive response message, handover success message, resource status response message, or resource status update message.

[0114] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message used to carry the performance feedback measurement information carries the indication success information.

[0115] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the communication device applied in the second communication node further includes a third transmitter.

[0116] The third transmitter is configured to transmit a performance feedback response message, a performance feedback acknowledgement message, a resource status response message, or a resource status update message to the first communication node, where the performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message carries the indication success information.

[0117] In one embodiment, the reporting manner for performance feedback in the performance feedback request message is periodic reporting, and the performance feedback measurement information is included in the handover success message.

[0118] The communication device applicable to the second communication node further includes a fourth transmitter.

[0119] The fourth transmitter is configured to transmit a handover request acknowledgement message to the first communication node, the handover request acknowledgement message carrying the indication success information.

[0120] In one embodiment, the reporting scheme for performance feedback is periodic reporting, and the second transmitter 720 performs the operations described below.

[0121] Performance feedback measurement information corresponding to the performance feedback request message is periodically transmitted to the first communication node.

[0122] The communication device provided in the embodiment is configured to perform the communication method applied to the second communication node in the embodiment shown in FIG. 2, and has similar implementation principles and technical effects, which will not be repeated here.

[0123] FIG. 8 is a structural diagram of a communication device according to an embodiment of the present application. As shown in FIG. 8, the device provided in the present application includes a processor 810, a memory 820, and a communication module 830. One or more processors 810 may be included in the device. One processor 810 is shown in FIG. 8 as an example. One or more memories 820 may be included in the device. One memory 820 is shown in FIG. 8 as an example. The processor 810, the memory 820, and the communication module 830 in the device may be connected via a bus or in other ways. The connection via a bus is shown in FIG. 8 as an example. In an embodiment, the device may be a base station.

[0124] As a computer-readable storage medium, the memory 820 may be configured to store software programs and computer-executable programs and modules, such as program instructions / modules (e.g., the first transmitter 610, the first receiver 620, and the determination module 630 in the communication device) corresponding to the device according to any embodiment of the present application. The memory 820 may include a program storage area and a data storage area. The program storage area may store an application program required by an operating system and at least one function. The data storage area may store data created according to the use of the device. In addition, the memory 820 may include a high-speed random access memory, and may further include a non-volatile memory, such as at least one disk memory, flash memory, or another non-volatile solid-state memory. In some examples, the memory 820 may further include a memory located remotely with respect to the processor 810, and these remote memories may be connected to the device via a network. Examples of the foregoing networks include, but are not limited to, the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.

[0125] The communication module 830 is configured to communicatively interact with other communication nodes.

[0126] When the communication device is a first communication node, the preceding device may be configured to perform the communication method applied to the first communication node in any one of the preceding embodiments, and has corresponding functions and effects.

[0127] When the communication device is a second communication node, the previous device may be configured to perform the communication method applied to the second communication node in any one of the previous embodiments, and has corresponding functions and effects.

[0128] An embodiment of the present application further provides a storage medium including computer-executable instructions configured to perform a communication method applied to a first communication node when executed by a computer processor, the method including: receiving a network optimization operation instruction, sending a performance feedback request message to a second communication node, receiving performance feedback measurement information corresponding to the performance feedback request message and sent by the second communication node, and determining an optimization operation for a target model according to the performance feedback measurement information.

[0129] An embodiment of the present application further provides a storage medium including computer-executable instructions configured to perform a communication method applied to a second communication node when executed by a computer processor, the method including: receiving a network optimization operation instruction, receiving a performance feedback request message sent by a first communication node, and sending performance feedback measurement information corresponding to the performance feedback request message to the first communication node, so that the first communication node determines an optimization operation for a target model according to the performance feedback measurement information.

[0130] It should be understood by those skilled in the art that the term user equipment encompasses any suitable type of wireless user equipment, for example a mobile telephone, a portable data processing device, a portable web browser, or a mobile station mounted on a vehicle.

[0131] Generally speaking, embodiments of the present application may be implemented in hardware or special purpose circuits, software, logic, or any combination thereof. For example, some aspects may be implemented in hardware and other aspects may be implemented in firmware or software executable by a controller, microprocessor, or another computing device, but the present application is not limited in this respect.

[0132] Embodiments of the present application may be implemented by hardware, or by a combination of software and hardware, through the execution of computer program instructions by a data processor of a mobile device, e.g., execution of computer program instructions implemented in a processor entity. The computer program instructions may be assembly instructions, Instruction Set Architecture (ISA) instructions, machine instructions, machine-related instructions, microcode, firmware instructions, state setting data, or source or object code written in any combination of one or more programming languages.

[0133] Any logic flow block diagrams in the drawings of this application may represent program steps, may represent interconnected logic circuits, modules and functions, or may represent a combination of program steps and logic circuits, modules and functions. The computer program may be stored in a memory. The memory may be of any type suitable for the local technology environment and may be implemented using any suitable data storage technology, such as, but not limited to, read-only memory (ROM), random access memory (RAM), and optical memory devices and systems (digital video disks (DVD) or compact disks (CD)). The computer-readable medium may include non-transitory storage media. The data processor may be of any type suitable for the local technology environment, such as, but not limited to, general purpose computers, special purpose computers, microprocessors, digital signal processors (DSPs), application specific integrated circuits (ASICs), field programmable gate arrays (FPGAs), and processors based on multi-core processor architectures.

[0134] The above is only a preferred embodiment of the present application, and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modifications, equivalent replacements, improvements, etc. made within the scope of the technical ideas and principles of the present application should fall within the scope of the present application.

Claims

1. A communication method, the method being applied to a first communication node, receiving a network optimization operation command and sending a performance feedback request message to a second communication node; receiving performance feedback measurement information corresponding to the performance feedback request message and transmitted by the second communication node; determining an optimization action for the target model according to the performance feedback measurement information; A method comprising:

2. 2. The method of claim 1, wherein the performance feedback measurement information comprises at least one of a duration for performance feedback, a cell identifier (ID), a cell resource state, a physical resource block (PRB) usage, a cell packet data convergence protocol (PDCP) data volume, energy efficiency, a system level performance, a terminal quality of experience (QoE), a user equipment (UE) cell level location information, a UE geographical location level location information, a prediction information accuracy, or a prediction error.

3. The method of claim 2 , wherein the duration for the performance feedback includes at least one of a time granularity, a start time of performance feedback information, or an end time of performance feedback information.

4. 2. The method of claim 1, wherein the performance feedback request message includes at least one of the following measurement parameters: an identifier of a performance feedback data type, a UE identifier, a duration for performance feedback, or a reporting scheme for performance feedback, and the identifier of the performance feedback data type is configured to indicate a type of performance feedback data.

5. The method of claim 1 , wherein the performance feedback request message is included in one of the following messages: a handover request message, a resource status request message, or a performance feedback request message.

6. 5. The method of claim 4, wherein the identifier of the performance feedback data type is configured to indicate at least one of UE related type data, network load related type data, energy efficiency related type data, prediction accuracy related type data, or prediction error related type data.

7. 5. The method of claim 4, wherein the reporting scheme for the performance feedback is aperiodic reporting, and the performance feedback measurement information is included in one of the following messages: a performance feedback response message, a performance feedback acknowledgement message, a handover success message, a resource status response message, or a resource status update message.

8. The reporting scheme for the performance feedback is periodic reporting, and the method includes:

5. The method of claim 4, further comprising receiving a performance feedback response message, a performance feedback acknowledgement message, a resource status response message, or a resource status update message transmitted by the second communication node, wherein the performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message carries indication success information.

9. the reporting manner for the performance feedback is a periodic report, and the performance feedback measurement information is included in a handover success message; The method comprises: and receiving a handover request acknowledgement message transmitted by the second communication node, the handover request acknowledgement message carrying an indication of success information. The method according to claim 4.

10. The reporting scheme for the performance feedback is a periodic report, and receiving performance feedback measurement information corresponding to the performance feedback request message and transmitted by the second communication node includes: periodically receiving the performance feedback measurement information transmitted by the second communication node in response to the performance feedback request message. The method according to claim 8 or claim 9.

11. A communication method, the method being applied to a second communication node, receiving a network optimization operation command and receiving a performance feedback request message transmitted by a first communication node; sending performance feedback measurement information corresponding to the performance feedback request message to the first communication node, so that the first communication node determines an optimization action for a target model according to the performance feedback measurement information; A method comprising:

12. The reporting scheme for performance feedback is periodic reporting, and the method includes:

12. The method of claim 11, further comprising: transmitting a performance feedback response message, a performance feedback acknowledgement message, a resource status response message, or a resource status update message to the first communication node, wherein the performance feedback response message, the performance feedback acknowledgement message, the resource status response message, or the resource status update message carries an indication success information.

13. A reporting manner for performance feedback in the performance feedback request message is periodic reporting, and the performance feedback measurement information is included in a handover success message, and the method includes: and transmitting a handover request acknowledgement message to the first communication node, the handover request acknowledgement message carrying an indication of success information. The method of claim 11.

14. A reporting manner for performance feedback is a periodic report, and transmitting the performance feedback measurement information corresponding to the performance feedback request message to the first communication node includes: periodically transmitting the performance feedback measurement information corresponding to the performance feedback request message to the first communication node. The method of claim 11.

15. A communication device comprising a communication module, a memory, and one or more processors, the communication module is configured to enter into a communication interaction with another communication node; the memory is configured to store one or more programs; The one or more programs, when executed by the one or more processors, cause the one or more processors to perform a method according to any one of claims 1 to 10 or claims 11 to 14. Communication devices.

16. A storage medium configured to store a computer program which, when executed by a processor, causes the processor to perform the method of any one of claims 1 to 10 or claims 11 to 14.

Images