CN-122002493-A - Communication performance optimization method, device and program product

CN122002493ACN 122002493 ACN122002493 ACN 122002493ACN-122002493-A

Abstract

The application discloses a communication performance optimization method, a device and a program product. The method comprises the steps of controlling a plurality of auxiliary nodes to emit carrier signals at M frequency points, determining an uplink data set of each auxiliary node based on received uplink data of terminal equipment, closing at least one first frequency point of at least one auxiliary node and/or reducing the transmitting power of at least one auxiliary node at least one second frequency point based on the uplink data set of the plurality of auxiliary nodes, wherein each auxiliary node is provided with the corresponding M frequency points. Therefore, the system power consumption is reduced on the premise of ensuring the unchanged uplink throughput of the system, and the identification efficiency of the uplink terminal equipment is improved, so that the system communication performance is optimized.

Inventors

QIN SHILONG
BAI XUEFENG
WANG CHENZHAO
SHEN HAO

Assignees

中移数智科技有限公司
中国移动通信集团设计院有限公司
中国移动通信集团有限公司

Dates

Publication Date: 20260508
Application Date: 20251224

Claims (11)

1. A method for optimizing communication performance, the method being applied to a base station, the method comprising: Controlling a plurality of auxiliary nodes to emit carrier signals at M frequency points, and determining an uplink data set of each auxiliary node based on the received uplink data of the terminal equipment, wherein the uplink data set comprises the terminal equipment covered by the corresponding auxiliary node at the corresponding M frequency points; And closing at least one first frequency point of at least one auxiliary node and/or reducing the transmitting power of at least one auxiliary node at least one second frequency point based on the uplink data sets of the plurality of auxiliary nodes.
2. The method of claim 1, wherein the M frequency points corresponding to each auxiliary node are determined by: Broadcasting interference detection signals on available N frequency points and receiving measurement data reported by the auxiliary nodes, wherein the measurement data comprises signal receiving power of the auxiliary node at the N frequency points; And setting M low-interference frequency points for each auxiliary node from the N frequency points based on the measurement data reported by the auxiliary nodes.
3. The method of claim 2, wherein the setting, for each auxiliary node, M frequency points with low interference from the N frequency points based on measurement data reported by the plurality of auxiliary nodes includes: and for each auxiliary node, acquiring the first M frequency points with the minimum signal receiving power in the N frequency points based on the signal receiving power of the auxiliary node in the N frequency points, and taking the first M frequency points as M frequency points of the auxiliary node.
4. The method of claim 1, wherein the turning off at least one first frequency point of at least one auxiliary node comprises: For each auxiliary node, determining at least one first frequency point of the auxiliary node from M frequency points of the auxiliary node based on an uplink data set of the auxiliary node and auxiliary nodes reported by other auxiliary nodes; And closing at least one first frequency point of the auxiliary node.
5. The method of claim 4, wherein for each auxiliary node, determining at least one first frequency point of the auxiliary node from M frequency points of the auxiliary node based on the uplink data set of the auxiliary node and auxiliary nodes reported by other auxiliary nodes, comprises: For each frequency point of each auxiliary node, determining a first set and a second set corresponding to the frequency point, wherein the first set comprises terminal equipment covered by the auxiliary node at the frequency point, and the second set comprises terminal equipment covered by the auxiliary node at other frequency points and terminal equipment covered by other auxiliary nodes; And in response to the first set being a subset of the second set, determining the frequency point as a first frequency point of the auxiliary node.
6. The method of claim 1, wherein said reducing the transmit power of the at least one auxiliary node at the at least one second frequency point comprises: For each frequency point which is opened by each auxiliary node, determining the number of first terminal equipment covered by the auxiliary node at the frequency point, wherein the first terminal equipment is covered by the auxiliary node at other opened frequency points or other auxiliary nodes; and in response to the number meeting a first condition, determining the frequency point as the second frequency point, and reducing the transmitting power of the auxiliary node at the second frequency point.
7. The method of claim 6, wherein said reducing the transmit power of the auxiliary node at the second frequency point comprises: Repeating the following operations until the number of the first terminal devices covered by the auxiliary node at the second frequency point meets a second condition: reducing the transmitting power of the auxiliary node at the second frequency point based on a preset gradient; The auxiliary node is controlled to transmit a carrier signal according to the reduced transmitting power at the second frequency point, and the uplink data set of the auxiliary node is updated based on the received uplink data of the terminal equipment; And re-determining the first terminal equipment covered by the auxiliary node at the second frequency point based on the updated uplink data set of the auxiliary node.
8. A method of optimizing communication performance, applied to an auxiliary node, the method comprising: acquiring M frequency points, and transmitting carrier signals on the M frequency points; and the at least one first frequency point and the at least one second frequency point are determined based on an uplink data set of the auxiliary node, the uplink data set is determined based on uplink data reported to a base station by a terminal device, and the uplink data set comprises terminal devices covered by the auxiliary node at the M frequency points.
9. A communication performance optimizing apparatus, comprising: The first communication module is used for controlling a plurality of auxiliary nodes to emit carrier signals at M frequency points, and determining an uplink data set of each auxiliary node based on the received uplink data of the terminal equipment, wherein the uplink data set comprises the terminal equipment covered by the corresponding auxiliary node at the corresponding M frequency points; And the first control module is used for closing at least one first frequency point of at least one auxiliary node and/or reducing the transmitting power of the at least one auxiliary node at least one second frequency point based on the uplink data sets of the plurality of auxiliary nodes.
10. A communication performance optimizing apparatus, comprising: the first acquisition module is used for acquiring M frequency points and transmitting carrier signals on the M frequency points; The system comprises a base station, a first control module, a second control module, a terminal device and a terminal device, wherein the base station is used for receiving M frequency points, the second control module is used for acquiring at least one first frequency point and at least one second frequency point from the M frequency points, closing the at least one first frequency point and/or reducing the transmitting power of the at least one second frequency point, the at least one first frequency point and the at least one second frequency point are determined based on an uplink data set of the auxiliary node, the uplink data set is determined based on uplink data reported to the base station by the terminal device, and the uplink data set comprises terminal devices covered by the auxiliary node at the M frequency points.
11. A computer program product, characterized in that the computer program product comprises a non-transitory computer readable storage medium storing a computer program, the computer program being operable to cause a computer to perform the communication performance optimization method according to any one of claims 1 to 8.

Description

Communication performance optimization method, device and program product Technical Field The present application relates to the field of communications technologies, and in particular, to a method, an apparatus, and a program product for optimizing communications performance. Background The cellular passive internet of things (Internet of Things, ioT) investigated by the third generation partnership project (3rd Generation Partnership Project,3GPP) is named the Ambient IoT. The terminal Device types in the Ambient IoT include a class a tag (Device a), a class B tag (Device B), and a class C tag (Device C). The Device a and the Device B use a back scattering mechanism to communicate, that is, the Device a and the Device B reflect the received signals, so as to implement communication. Device C actively generates and transmits signals to thereby effect communication. Since Device a has no battery, the signal level requirement is highest, so in the system topology of 3GPP, it is proposed to add a Device unit of the downlink auxiliary node to provide radio frequency energy and carrier for Device a. Different auxiliary nodes are far and near from the base station, so that the auxiliary nodes need to be densely deployed to ensure the receiving level requirement of the Device A, and the problems of overhigh power consumption and the like of the whole system can be caused. Therefore, there is a need for a communication performance optimization scheme for a cellular passive internet of things system to at least reduce its power consumption. Disclosure of Invention The embodiment of the application aims to provide a communication performance optimization method, a device and a program product, which are used for reducing the power consumption of a system and improving the identification efficiency of uplink terminal equipment on the premise of ensuring that the uplink throughput of the system is unchanged, so that the effect of optimizing the communication performance of the system is achieved. In order to achieve the above object, the embodiment of the present application adopts the following technical scheme: In a first aspect, an embodiment of the present application provides a method for optimizing communication performance, which is applied to a base station, where the method includes: Controlling a plurality of auxiliary nodes to emit carrier signals at M frequency points, and determining an uplink data set of each auxiliary node based on the received uplink data of the terminal equipment, wherein the uplink data set comprises the terminal equipment covered by the corresponding auxiliary node at the corresponding M frequency points; And closing at least one first frequency point of at least one auxiliary node and/or reducing the transmitting power of at least one auxiliary node at least one second frequency point based on the uplink data sets of the plurality of auxiliary nodes. In a second aspect, an embodiment of the present application provides a communication performance optimization method, applied to an auxiliary node, where the method includes: acquiring M frequency points, and transmitting carrier signals on the M frequency points; and the at least one first frequency point and the at least one second frequency point are determined based on an uplink data set of the auxiliary node, the uplink data set is determined based on uplink data reported to a base station by a terminal device, and the uplink data set comprises terminal devices covered by the auxiliary node at the M frequency points. In a third aspect, an embodiment of the present application provides a communication performance optimization apparatus, including: The first communication module is used for controlling a plurality of auxiliary nodes to emit carrier signals at M frequency points, and determining an uplink data set of each auxiliary node based on the received uplink data of the terminal equipment, wherein the uplink data set comprises the terminal equipment covered by the corresponding auxiliary node at the corresponding M frequency points; And the first control module is used for closing at least one first frequency point of at least one auxiliary node and/or reducing the transmitting power of the at least one auxiliary node at least one second frequency point based on the uplink data sets of the plurality of auxiliary nodes. In a fourth aspect, an embodiment of the present application provides a communication performance optimization apparatus, including: the first acquisition module is used for acquiring M frequency points and transmitting carrier signals on the M frequency points; The second control module is used for acquiring at least one first frequency point and at least one second frequency point from the M frequency points, closing the at least one first frequency point and/or reducing the transmitting power of the at least one second frequency point; the at least one first frequency point and the at least one second freque