Search

KR-20260065965-A - Wireless interface performance evaluation method, device, and storage medium

KR20260065965AKR 20260065965 AKR20260065965 AKR 20260065965AKR-20260065965-A

Abstract

The present application relates to the field of communication technology and provides a wireless interface performance evaluation method, device, and storage medium capable of solving the technical problem of a lack of wireless interface efficiency measurement methods suitable for MASSIVE MIMO scenarios in existing technology. The wireless interface performance evaluation method comprises the steps of: obtaining a plurality of first physical resource blocks (PRBs) within a first preset period of a target cell—wherein the number of first PRBs is the number of PRBs jointly determined based on RANK and the MCS index of an MCS table in the target cell—; and determining a target wireless interface efficiency within the first preset period of the target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB—wherein the spectrum efficiency corresponding to the number of first PRBs is determined based on a first MCS table and a first MCS index corresponding to the number of first PRBs.

Inventors

  • 진, 유차오
  • 샤오, 티안
  • 리, 이
  • 리, 데이
  • 왕, 징윤
  • 정, 유팅
  • 청, 신조우
  • 지아, 유웨이
  • 카오, 리위안
  • 구오, 성리

Assignees

  • 차이나 유나이티드 네트워크 커뮤니케이션즈 그룹 컴퍼니 리미티드

Dates

Publication Date
20260511
Application Date
20240926
Priority Date
20230926

Claims (17)

  1. In a method for evaluating wireless interface performance, A step of obtaining the number of multiple first physical resource blocks (PRBs) within a first preset period of a target cell—wherein the number of first PRBs is the number of PRBs jointly determined in the target cell based on the number of spatial division multiplexing streams (RANK) and the MCS index of the modulation and coding scheme (MCS) table—; and, A wireless interface performance evaluation method characterized by comprising the step of determining a target wireless interface efficiency within a first preset period of the target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB - wherein the spectrum efficiency corresponding to the number of the first PRB is determined based on a first MCS table and a first MCS index corresponding to the number of the first PRB.
  2. In paragraph 1, The above target wireless interface efficiency includes a first type wireless interface efficiency; and the step of determining the target wireless interface efficiency within the first preset period of the target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB is, A step of obtaining the number of second PRBs within the first preset period of the above target cell - wherein the number of second PRBs is the number of PRBs occupied by the channel in the above target cell - ; A step of determining a spectral efficiency corresponding to the number of each first PRB based on the first MCS index and the first MCS table; and, A wireless interface performance evaluation method characterized by including the step of determining the value obtained by dividing the sum of a plurality of first products by the number of second PRBs as the first type wireless interface efficiency—wherein any one of the first products is the product of the number of first PRBs, a first RANK corresponding to the number of first PRBs, and a spectrum efficiency corresponding to the number of first PRBs.
  3. In paragraph 2, The step of obtaining the number of second PRBs within the first preset period of the above target cell is, A wireless interface performance evaluation method characterized by including the step of determining the sum of the number of multiple third PRBs as the number of the second PRBs—wherein any one of the number of the third PRBs is the number of PRBs occupied each time the channel of the target cell is scheduled within the first preset period.
  4. In paragraph 2, The step of obtaining the number of second PRBs within the first preset period of the above target cell is, A wireless interface performance evaluation method characterized by including the step of determining the number of the second PRB by multiplying the target PRB utilization rate and the number of target available PRBs - wherein the target PRB utilization rate is the PRB utilization rate of the channel of the target cell within the first preset period, and the number of target available PRBs is the cumulative value of the number of available PRBs when the channel of the target cell is scheduled multiple times within the first preset period.
  5. In paragraph 2, The step of obtaining the number of second PRBs within the first preset period of the above target cell is, A wireless interface performance evaluation method characterized by including the step of determining the number of the second PRB by multiplying the number of the fourth PRB and the number of scheduling cycles of the channel of the target cell within the first preset period - wherein the number of the fourth PRB is the number of PRBs occupied on average when the channel of the target cell is scheduled multiple times within the first preset period.
  6. In paragraph 2, The step of obtaining the number of second PRBs within the first preset period of the above target cell is, A wireless interface performance evaluation method characterized by including the step of determining the sum of the number of multiple fifth PRBs as the number of the second PRBs—wherein any one number of the fifth PRBs is the cumulative value of the number of PRBs of multiple spatial division multiplexing layers when the channel of the target cell is scheduled at each predetermined time point within the first predetermined period.
  7. In any one of paragraphs 2 through 6, The channel of the above target cell is a downlink PDSCH channel or an uplink PUSCH channel; and if the channel of the above target cell is the downlink PDSCH channel, the first type wireless interface efficiency must satisfy the following formula; Here, the above is the first type wireless interface efficiency; X is a RANK value corresponding to the number of the first PRB; Y is a value of the MCS table corresponding to the number of the first PRB; Z is a value of the MCS index corresponding to the number of the first PRB; and is the number of the first PRB determined when RANK is X, the MCS table is Y, and the MCS index is Z; and the is a spectral efficiency corresponding to the number of the first PRB when the first MCS table is Y and the first MCS index is Z; and the A wireless interface performance evaluation method characterized by the number of the second PRB above.
  8. In any one of paragraphs 2 through 6, The channel of the above target cell is a downlink PDSCH channel or an uplink PUSCH channel; and if the channel of the above target cell is the uplink PUSCH channel, the first type wireless interface efficiency must satisfy the following formula; Here, the above is the first type wireless interface efficiency; X is a RANK value corresponding to the number of the first PRB; Y is an MCS table value corresponding to the number of the first PRB; Z is an MCS index value corresponding to the number of the first PRB; and is the number of the first PRB determined when RANK is X, the MCS table is Y, and the MCS index is Z; and the is a spectral efficiency corresponding to the number of the first PRB when the first MCS table is Y and the first MCS index is Z; and the A wireless interface performance evaluation method characterized by the number of the above-mentioned second PRB.
  9. In paragraph 1, The above target wireless interface efficiency includes a second type wireless interface efficiency; and the step of determining the target wireless interface efficiency within the first preset period of the target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB, A step of determining a spectral efficiency corresponding to the number of each first PRB based on the first MCS index and the first MCS table; A wireless interface performance evaluation method characterized by including the step of determining the value obtained by dividing the sum of a plurality of second products by the sum of the number of the plurality of first PRBs as the second type wireless interface efficiency—wherein any one of the second products is the product of the number of the first PRBs, a first RANK corresponding to the number of the first PRBs, and a spectrum efficiency corresponding to the number of the first PRBs.
  10. In Paragraph 9, The channel of the above target cell is a downlink PDSCH channel or an uplink PUSCH channel; and if the channel of the above target cell is the downlink PDSCH channel, the second type wireless interface efficiency must satisfy the following formula; Here, the above is the second type wireless interface efficiency; X is the RANK value corresponding to the number of the first PRB; Y is the MCS table value corresponding to the number of the first PRB; Z is the MCS index value corresponding to the number of the first PRB; and is the number of the first PRB determined when RANK is X, the MCS table is Y, and the MCS index is Z; and the A wireless interface performance evaluation method characterized by being a spectrum efficiency corresponding to the number of the first PRB when the first MCS table is Y and the first MCS index is Z.
  11. In Paragraph 9, The channel of the above target cell is a downlink PDSCH channel or an uplink PUSCH channel; and if the channel of the above target cell is the uplink PUSCH channel, the second type wireless interface efficiency must satisfy the following formula; Here, the above is the second type wireless interface efficiency; X is the RANK value corresponding to the number of the first PRB; Y is the MCS table value corresponding to the number of the first PRB; Z is the MCS index value corresponding to the number of the first PRB; and is the number of the first PRB determined when RANK is X, the MCS table is Y, and the MCS index is Z; and the A wireless interface performance evaluation method characterized by being a spectrum efficiency corresponding to the number of the first PRB when the first MCS table is Y and the first MCS index is Z.
  12. In paragraph 1, The above target wireless interface efficiency includes a third type wireless interface efficiency; and the step of determining the target wireless interface efficiency within the first preset period of the target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB, A step of determining a spectral efficiency corresponding to the number of each first PRB based on the first MCS index and the first MCS table; and, A wireless interface performance evaluation method characterized by including the step of determining the value obtained by dividing the sum of a plurality of third products by the sum of the number of the plurality of first PRBs as the third type wireless interface efficiency—wherein any one of the third products is the product of the number of the first PRBs and the spectrum efficiency corresponding to the number of the first PRBs.
  13. In Paragraph 12, The channel of the above target cell is a downlink PDSCH channel or an uplink PUSCH channel; and if the channel of the above target cell is the downlink PDSCH channel, the third type wireless interface efficiency must satisfy the following formula; Here, the above is the above-mentioned third-type wireless interface efficiency; X is the RANK value corresponding to the number of the first PRB; Y is the MCS table value corresponding to the number of the first PRB; Z is the MCS index value corresponding to the number of the first PRB; and the is the number of the first PRB determined when RANK is X, the MCS table is Y, and the MCS index is Z; and the A wireless interface performance evaluation method characterized by being a spectrum efficiency corresponding to the number of the first PRB when the first MCS table is Y and the first MCS index is Z.
  14. In Paragraph 12, The channel of the above target cell is a downlink PDSCH channel or an uplink PUSCH channel; and if the channel of the above target cell is the uplink PUSCH channel, the third type wireless interface efficiency must satisfy the following formula; Here, the above is the above-mentioned third-type wireless interface efficiency; X is the RANK value corresponding to the number of the first PRB; Y is the MCS table value corresponding to the number of the first PRB; Z is the MCS index value corresponding to the number of the first PRB; and the is the number of the first PRB determined when RANK is X , the MCS table is Y , and the MCS index is Z; and the A wireless interface performance evaluation method characterized by being a spectrum efficiency corresponding to the number of the first PRB when the first MCS table is Y and the first MCS index is Z.
  15. A wireless interface performance evaluation device comprises an acquisition unit and a processing unit; The above acquisition unit is used to acquire the number of a plurality of first physical resource blocks (PRBs) within a first preset period of a target cell, wherein the number of first PRBs is the number of PRBs jointly determined in the target cell based on the RANK and the MCS index of the MCS table; A wireless interface performance evaluation device characterized in that the processing unit is used to determine the target wireless interface efficiency within the first preset period of the target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB, wherein the spectrum efficiency corresponding to the number of the first PRB is determined based on the first MCS table and the first MCS index corresponding to the number of the first PRB.
  16. A wireless interface performance evaluation device comprises a memory and a processor; A wireless interface performance evaluation device characterized in that the above memory stores computer execution instructions, and the processor is connected to the above memory via a bus; and when the wireless interface performance evaluation device is operated, the processor executes the computer execution instructions stored in the above memory so that the wireless interface performance evaluation device performs a wireless interface performance evaluation method according to any one of claims 1 to 14.
  17. In computer-readable storage media, The computer-readable storage medium comprises a computer execution instruction, and when the computer execution instruction is executed on a computer, the computer performs a wireless interface performance evaluation method according to any one of claims 1 to 14, characterized in that the computer performs the wireless interface performance evaluation method.

Description

Wireless interface performance evaluation method, device, and storage medium Cross-reference regarding related applications This application claims priority to a Chinese patent application filed with the National Intellectual Property Administration on September 26, 2023, with application number 202311255631.3 and application title “Method, apparatus and storage medium for evaluating wireless interface performance”, the entire contents of which are incorporated by reference into this application. The present application relates to the field of communication technology, and in particular to a method, device, and storage medium for evaluating wireless interface performance. Cell wireless interface efficiency is a very important indicator and plays a significant role in network optimization. In 5th Generation Mobile Communication Technology (5G) networks, there are various methods to measure cell wireless interface efficiency. Currently, with the introduction of Massive Multiple Input Multiple Output (MASSIVE MIMO) technology into 5G networks, existing measurement methods have become difficult to apply to MASSIVE MIMO scenarios. Therefore, there is an urgent need for a measurement method of wireless interface efficiency that can be applied to MASSIVE MIMO scenarios. The present application provides a wireless interface performance evaluation method, an apparatus, and a storage medium to solve the technical problem of a lack of wireless interface efficiency measurement methods suitable for MASSIVE MIMO scenarios in existing technology. To achieve the above objective, the present application adopts the following technical measures. In a first aspect, a method for evaluating wireless interface performance is provided, the method comprising the step of obtaining a plurality of first physical resource blocks (PRBs) within a first preset period of a target cell—wherein the number of first PRBs is a number of PRBs jointly determined based on the number of rank space division multiplexing streams (RANK) and the MCS index of a modulation and coding scheme (MCS) table in the target cell—; and the step of determining a target wireless interface efficiency within a first preset period of a target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB—wherein the spectrum efficiency corresponding to the number of first PRBs is determined based on a first MCS table and a first MCS index corresponding to the number of first PRBs. Optionally, the target wireless interface efficiency includes a first type wireless interface efficiency; and the step of determining the target wireless interface efficiency within a first preset period of a target cell based on the number of each first PRB and the spectrum efficiency corresponding to the number of each first PRB comprises: the step of obtaining the number of second PRBs within the first preset period of the target cell—wherein the number of second PRBs is the number of PRBs occupied by a channel within the target cell—; and the step of determining the spectrum efficiency corresponding to the number of each first PRB based on a first MCS index and a first MCS table; and the step of determining the value obtained by dividing the sum of a plurality of first products by the number of second PRBs as the first type wireless interface efficiency—wherein any one first product is the product of the number of first PRBs, a first RANK corresponding to the number of first PRBs, and a spectrum efficiency corresponding to the number of first PRBs—. Optionally, the step of obtaining the number of second PRBs within a first preset period of the target cell comprises the step of determining the sum of a plurality of third PRBs as the number of second PRBs—wherein any one number of third PRBs is the number of PRBs occupied by the channel of the target cell during each scheduling cycle within the first preset period. Optionally, the step of obtaining the number of second PRBs within a first preset period of a target cell includes the step of determining the number of second PRBs as the product of the target PRB utilization rate and the number of target available PRBs—wherein the target PRB utilization rate is the PRB utilization rate of the target cell's channel within the first preset period, and the number of target available PRBs is the cumulative value of the number of available PRBs when the target cell's channel is scheduled multiple times within the first preset period. Optionally, the step of obtaining the number of second PRBs within a first preset period of a target cell includes the step of determining the number of second PRBs as the product of the number of fourth PRBs and the number of scheduling cycles of the target cell's channel within the first preset period—wherein the number of fourth PRBs is the number of PRBs occupied on average when the target cell's channel is scheduled multiple times within the first preset period