CN-122002398-A - Method, network equipment, device and storage medium for determining cell bearing uplink service

Abstract

The application provides a method, network equipment, a device and a storage medium for determining a cell carrying uplink service, and relates to the technical field of communication. The method comprises the steps of determining maximum uplink transmission power and uplink transmission power of a terminal, determining whether the terminal is located in an uplink coverage limited area in a first cell according to the maximum uplink transmission power, determining whether the terminal meets the condition of activating a second cell according to the maximum uplink transmission power and the uplink transmission power when the terminal is located in the uplink coverage limited area, activating the second cell when the terminal meets the condition of activating the second cell, and determining a cell for bearing uplink service of the terminal in the first cell and the second cell. The scheme of the application can improve the accuracy of determining whether the terminal is in the uplink coverage limited area, and is beneficial to uplink service transmission.

Inventors

• WEI XIAOKE
• YU XIAOFENG

Assignees

• 大唐移动通信设备有限公司

Dates

Publication Date

20260508

Application Date

20241104

Claims (20)

1. 1. A method of determining a cell carrying uplink traffic, the method comprising: determining the maximum uplink transmission power and uplink transmission power of a terminal, wherein the terminal is a terminal with carrier aggregation capability; determining whether the terminal is in an uplink coverage limited area in a first cell according to the maximum uplink transmission power, wherein the first cell is a serving cell of the terminal; Determining whether the terminal meets the condition of activating a second cell according to the maximum uplink transmitting power and the uplink transmitting power under the condition that the terminal is in the uplink coverage limited area; And activating the second cell under the condition that the terminal meets the condition of activating the second cell, and determining a cell for bearing the uplink service of the terminal in the first cell and the second cell.
2. 2. The method of claim 1, wherein the determining whether the terminal is in an uplink coverage limited area within a first cell based on the maximum uplink transmit power comprises: Sending a first configuration signaling to the terminal according to the maximum uplink transmitting power and a first threshold value, wherein the first configuration signaling is used for configuring a first measurement event, and the first measurement event is an event for starting pilot frequency measurement based on uplink coverage limitation; under the condition of receiving a first measurement report sent by the terminal, determining that the terminal is in the uplink coverage limited area, wherein the first measurement report is used for indicating that the signal quality parameter of the first cell meets the judgment condition of the first measurement event; And under the condition that the first measurement report sent by the terminal is not received, determining that the terminal is not in the uplink coverage limited area.
3. 3. The method according to claim 2, wherein said sending a first configuration signaling to the terminal according to the maximum uplink transmit power and a first threshold value comprises: determining a first hysteresis factor of the first measurement event according to the maximum uplink transmission power, wherein the first hysteresis factor and the maximum uplink transmission power form a positive correlation; And sending the first configuration signaling to the terminal, wherein the first configuration signaling comprises the first hysteresis factor and the first threshold value, and the judgment condition of the first measurement event is that the sum of the signal quality parameter of the first cell and the first hysteresis factor is smaller than the first threshold value.
4. 4. The method according to claim 1, wherein the determining whether the terminal satisfies a condition for activating a second cell according to the maximum uplink transmission power and the uplink transmission power comprises: Sending a second configuration signaling to the terminal according to the maximum uplink transmission power, the uplink transmission power and a second threshold value, wherein the second configuration signaling is used for configuring a second measurement event, and the second measurement event is an event configured based on uplink coverage limitation starting auxiliary carrier wave; Under the condition that a second measurement report sent by the terminal is received, determining that the terminal meets the condition of activating the second cell, wherein the second measurement report is used for indicating that the signal quality parameter of the second cell meets the judgment condition of the second measurement event; And under the condition that the second measurement report sent by the terminal is not received, determining that the terminal does not meet the condition of activating the second cell.
5. 5. The method of claim 4, wherein the sending the second configuration signaling to the terminal according to the maximum uplink transmit power, the uplink transmit power, and a second threshold value comprises: determining a second hysteresis factor of the second measurement event according to the maximum uplink transmission power and the uplink transmission power; And sending the second configuration signaling to the terminal, wherein the second configuration signaling comprises the second hysteresis factor and the second threshold value, and the judgment condition of the second measurement event is that the difference between a first sum value and the second hysteresis factor is larger than the second threshold value, and the first sum value is the sum of the signal quality parameter of the second cell, the frequency offset value of the second cell and the specific offset value of the second cell.
6. 6. The method of claim 5, wherein said determining a second hysteresis factor for said second measurement event based on said maximum uplink transmit power and said uplink transmit power comprises: determining whether the maximum uplink transmission power is greater than or equal to the uplink transmission power; determining whether a difference value between the uplink transmission power and the maximum uplink transmission power belongs to a transmission power redundancy range corresponding to the maximum uplink transmission power; And determining the second hysteresis factor according to whether the maximum uplink transmission power is greater than or equal to the uplink transmission power and whether the difference value belongs to the transmission power redundancy range.
7. 7. The method according to any of claims 1-6, wherein said determining, in the first cell and the second cell, a cell for carrying uplink traffic of the terminal comprises: Determining a first frequency spectrum efficiency of uplink transmission in the first cell according to first uplink transmission information of the first cell; determining a second spectrum efficiency of uplink transmission in the second cell according to second uplink transmission information of the second cell; determining the first cell as a cell for carrying uplink traffic of the terminal in the case that the first spectral efficiency is greater than or equal to the second spectral efficiency; and determining the second cell as a cell for carrying uplink service of the terminal under the condition that the first frequency spectrum efficiency is smaller than the second frequency spectrum efficiency.
8. 8. The method of claim 7, wherein the first uplink transmission information includes an uplink data amount and a physical resource block PRB number occupied by uplink transmission corresponding to each of a plurality of quality of service parameters on a first transmission resource of the first cell, and wherein determining a first spectral efficiency of uplink transmission in the first cell according to the first uplink transmission information of the first cell comprises: Determining the total data amount of uplink data sent by the terminal on the first transmission resource according to the uplink data amount corresponding to each of the plurality of service quality parameters; determining the total number of PRBs occupied by uplink data sent by the terminal on the first transmission resource according to the number of PRBs occupied by uplink data corresponding to the multiple service quality parameters; The first spectral efficiency is determined from the total data amount and the total number.
9. 9. The method according to any of claims 1-6, wherein determining the maximum uplink transmit power and the uplink transmit power of the terminal comprises: Receiving indication information, wherein the indication information is used for indicating the downlink receiving power of the terminal; Determining the path loss between the network equipment and the terminal according to the downlink transmitting power of the network equipment and the downlink receiving power of the terminal; Determining the uplink transmitting power according to the uplink receiving power of the network equipment and the path loss; And determining the maximum uplink transmitting power according to the capability information of the terminal.
10. 10. A network device comprising a memory, a transceiver, and a processor: the system comprises a memory for storing a computer program, a transceiver for receiving and transmitting data under the control of the processor, and a processor for reading the computer program in the memory and performing the following operations: determining the maximum uplink transmission power and uplink transmission power of a terminal, wherein the terminal is a terminal with carrier aggregation capability; determining whether the terminal is in an uplink coverage limited area in a first cell according to the maximum uplink transmission power, wherein the first cell is a serving cell of the terminal; Determining whether the terminal meets the condition of activating a second cell according to the maximum uplink transmitting power and the uplink transmitting power under the condition that the terminal is in the uplink coverage limited area; And activating the second cell under the condition that the terminal meets the condition of activating the second cell, and determining a cell for bearing the uplink service of the terminal in the first cell and the second cell.
11. 11. The network device of claim 10, wherein the determining whether the terminal is in an uplink coverage limited zone within a first cell based on the maximum uplink transmit power comprises: Sending a first configuration signaling to the terminal according to the maximum uplink transmitting power and a first threshold value, wherein the first configuration signaling is used for configuring a first measurement event, and the first measurement event is an event for starting pilot frequency measurement based on uplink coverage limitation; under the condition of receiving a first measurement report sent by the terminal, determining that the terminal is in the uplink coverage limited area, wherein the first measurement report is used for indicating that the signal quality parameter of the first cell meets the judgment condition of the first measurement event; And under the condition that the first measurement report sent by the terminal is not received, determining that the terminal is not in the uplink coverage limited area.
12. 12. The network device of claim 11, wherein the sending the first configuration signaling to the terminal according to the maximum uplink transmit power and the first threshold value comprises: determining a first hysteresis factor of the first measurement event according to the maximum uplink transmission power, wherein the first hysteresis factor and the maximum uplink transmission power form a positive correlation; And sending the first configuration signaling to the terminal, wherein the first configuration signaling comprises the first hysteresis factor and the first threshold value, and the judgment condition of the first measurement event is that the sum of the signal quality parameter of the first cell and the first hysteresis factor is smaller than the first threshold value.
13. 13. The network device of claim 10, wherein the determining whether the terminal satisfies a condition for activating a second cell based on the maximum uplink transmit power and the uplink transmit power comprises: Sending a second configuration signaling to the terminal according to the maximum uplink transmission power, the uplink transmission power and a second threshold value, wherein the second configuration signaling is used for configuring a second measurement event, and the second measurement event is an event configured based on uplink coverage limitation starting auxiliary carrier wave; Under the condition that a second measurement report sent by the terminal is received, determining that the terminal meets the condition of activating the second cell, wherein the second measurement report is used for indicating that the signal quality parameter of the second cell meets the judgment condition of the second measurement event; And under the condition that the second measurement report sent by the terminal is not received, determining that the terminal does not meet the condition of activating the second cell.
14. 14. The network device of claim 13, wherein the sending the second configuration signaling to the terminal according to the maximum uplink transmit power, the uplink transmit power, and a second threshold value comprises: determining a second hysteresis factor of the second measurement event according to the maximum uplink transmission power and the uplink transmission power; And sending the second configuration signaling to the terminal, wherein the second configuration signaling comprises the second hysteresis factor and the second threshold value, and the judgment condition of the second measurement event is that the difference between a first sum value and the second hysteresis factor is larger than the second threshold value, and the first sum value is the sum of the signal quality parameter of the second cell, the frequency offset value of the second cell and the specific offset value of the second cell.
15. 15. The network device of claim 14, wherein the determining a second hysteresis factor for the second measurement event based on the maximum uplink transmit power and the uplink transmit power comprises: determining whether the maximum uplink transmission power is greater than or equal to the uplink transmission power; determining whether a difference value between the uplink transmission power and the maximum uplink transmission power belongs to a transmission power redundancy range corresponding to the maximum uplink transmission power; And determining the second hysteresis factor according to whether the maximum uplink transmission power is greater than or equal to the uplink transmission power and whether the difference value belongs to the transmission power redundancy range.
16. 16. The network device according to any of claims 10-15, wherein said determining, in the first cell and the second cell, a cell for carrying uplink traffic of the terminal comprises: Determining a first frequency spectrum efficiency of uplink transmission in the first cell according to first uplink transmission information of the first cell; determining a second spectrum efficiency of uplink transmission in the second cell according to second uplink transmission information of the second cell; determining the first cell as a cell for carrying uplink traffic of the terminal in the case that the first spectral efficiency is greater than or equal to the second spectral efficiency; and determining the second cell as a cell for carrying uplink service of the terminal under the condition that the first frequency spectrum efficiency is smaller than the second frequency spectrum efficiency.
17. 17. The network device of claim 16, wherein the first uplink transmission information includes an uplink data amount and a PRB number occupied by uplink transmission corresponding to each of the plurality of quality of service parameters on a first transmission resource of the first cell, and wherein determining, according to the first uplink transmission information of the first cell, a first spectral efficiency of uplink transmission in the first cell includes: Determining the total data amount of uplink data sent by the terminal on the first transmission resource according to the uplink data amount corresponding to each of the plurality of service quality parameters; determining the total number of PRBs occupied by uplink data sent by the terminal on the first transmission resource according to the number of PRBs occupied by uplink data corresponding to the multiple service quality parameters; The first spectral efficiency is determined from the total data amount and the total number.
18. 18. The network device according to any of claims 10-15, wherein said determining the maximum uplink transmit power and uplink transmit power of the terminal comprises: Receiving indication information, wherein the indication information is used for indicating the downlink receiving power of the terminal; Determining the path loss between the network equipment and the terminal according to the downlink transmitting power of the network equipment and the downlink receiving power of the terminal; Determining the uplink transmitting power according to the uplink receiving power of the network equipment and the path loss; And determining the maximum uplink transmitting power according to the capability information of the terminal.
19. 19. An apparatus for determining a cell carrying uplink traffic, comprising: a first determining unit, configured to determine a maximum uplink transmission power and an uplink transmission power of a terminal, where the terminal is a terminal with carrier aggregation capability; A second determining unit, configured to determine, according to the maximum uplink transmission power, whether the terminal is in an uplink coverage limited area in a first cell, where the first cell is a serving cell of the terminal; A first processing unit, configured to determine, when the terminal is in the limited uplink coverage area, whether the terminal meets a condition of activating a second cell according to the maximum uplink transmission power and the uplink transmission power; And the second processing unit is used for activating the second cell under the condition that the terminal meets the condition of activating the second cell, and determining a cell for bearing the uplink service of the terminal in the first cell and the second cell.
20. 20. A processor-readable storage medium, characterized in that the processor-readable storage medium stores a computer program for causing the processor to perform the method of any one of claims 1 to 9.

Description

Method, network equipment, device and storage medium for determining cell bearing uplink service Technical Field The present application relates to the field of communications technologies, and in particular, to a method, a network device, an apparatus, and a storage medium for determining a cell carrying uplink traffic. Background With the development and evolution of the fifth generation wireless communication network, the spectrum resource use and the multi-layer networking mode of using the low-frequency cell as a cover layer and the high-frequency cell as a capacity layer have become the most important network construction schemes. For the terminal initially accessed in the high-frequency cell, the network equipment can configure corresponding measurement events for the terminal, and whether the terminal is in a coverage limited area in the high-frequency cell can be determined by measuring the measurement events. And when the terminal is in the coverage limited area, executing cell switching, and switching the terminal from the high-frequency cell to the low-frequency cell, so that the service continuity of the terminal is ensured. However, the above method for determining whether the terminal is in the coverage limited area in the high-band cell is not accurate and easily adversely affects the uplink service of the terminal. Disclosure of Invention The application provides a method, network equipment, a device and a storage medium for determining a cell carrying uplink service, which solve the technical problem that the accuracy of the conventional method for determining whether a terminal is in a coverage limited area is low. In a first aspect, the present application provides a method for determining a cell carrying uplink traffic, the method comprising: Determining the maximum uplink transmission power and uplink transmission power of a terminal, wherein the terminal is a terminal with carrier aggregation capability; determining whether the terminal is in an uplink coverage limited area in a first cell according to the maximum uplink transmission power, wherein the first cell is a serving cell of the terminal; under the condition that the terminal is in an uplink coverage limited area, determining whether the terminal meets the condition of activating the second cell according to the maximum uplink transmission power and the uplink transmission power; And activating the second cell under the condition that the terminal meets the condition of activating the second cell, and determining a cell for bearing the uplink service of the terminal in the first cell and the second cell. In one possible implementation manner, determining whether the terminal is in an uplink coverage limited area in the first cell according to the maximum uplink transmission power includes: According to the maximum uplink transmitting power and a first threshold value, a first configuration signaling is sent to the terminal, the first configuration signaling is used for configuring a first measurement event, and the first measurement event is an event for starting pilot frequency measurement based on uplink coverage limitation; Under the condition of receiving a first measurement report sent by a terminal, determining that the terminal is in an uplink coverage limited area, wherein the first measurement report is used for indicating that the signal quality parameter of a first cell meets the judgment condition of a first measurement event; and under the condition that the first measurement report sent by the terminal is not received, determining that the terminal is not in the uplink coverage limited area. In one possible implementation manner, according to the maximum uplink transmission power and the first threshold value, sending a first configuration signaling to the terminal includes: determining a first hysteresis factor of a first measurement event according to the maximum uplink transmission power, wherein the first hysteresis factor and the maximum uplink transmission power form a positive correlation; and sending a first configuration signaling to the terminal, wherein the first configuration signaling comprises a first hysteresis factor and a first threshold value, and the judgment condition of the first measurement event is that the sum of the signal quality parameter of the first cell and the first hysteresis factor is smaller than the first threshold value. In one possible implementation manner, determining whether the terminal meets the condition of activating the second cell according to the maximum uplink transmission power and the uplink transmission power includes: Sending a second configuration signaling to the terminal according to the maximum uplink transmission power, the uplink transmission power and a second threshold value, wherein the second configuration signaling is used for configuring a second measurement event, and the second measurement event is an event configured based on uplink coverage limi