阅读说明：本技术 一种网络小区扩容方法和装置 (network cell capacity expansion method and device ) 是由 李�一 刘光海 李菲 龙青良 肖天 薛永备 田元兵 于 2019-10-14 设计创作，主要内容包括：本申请的实施例提供一种网络小区扩容方法和装置,涉及通信技术领域,用于5G网络中的小区扩容。该网络小区扩容方法,包括：获取调度时隙slot内预定小区使用的波束信息,其中波束信息包括预定小区使用的波束个数以及预定小区在每个波束使用的物理资源块PRB个数；根据波束信息确定预定小区的类型；根据预定小区的类型确定预定无线资源利用率算法,根据波束信息以及预定无线资源利用率算法计算预定小区的无线资源利用率；根据预定小区的类型确定预定小区的扩容条件,当确定预定小区的无线资源利用率满足预定小区的扩容条件时,确定对预定小区扩容。用于网络小区扩容。(The embodiment of the application provides network cell capacity expansion methods and devices, relates to the technical field of communication and is used for cell capacity expansion in a 5G network.)

1, network cell capacity expanding method, comprising:

acquiring beam information used by a predetermined cell in a scheduling slot, wherein the beam information comprises the number of beams used by the predetermined cell and the number of PRBs (physical resource blocks) used by each beam by the predetermined cell;

determining the type of the predetermined cell according to the beam information;

determining a preset wireless resource utilization rate algorithm according to the type of the preset cell, and calculating the wireless resource utilization rate of the preset cell according to the beam information and the preset wireless resource utilization rate algorithm;

and determining the capacity expansion condition of the predetermined cell according to the type of the predetermined cell, and determining the capacity expansion of the predetermined cell when the radio resource utilization rate of the predetermined cell is determined to meet the capacity expansion condition of the predetermined cell.

2. The method of claim 1, wherein the determining the type of the predetermined cell according to the beam information comprises:

within a predetermined statistical periodAccording to the wave beam information, if the Available is determined_beam≥α×Max_beamDetermining the preset cell as user distributed cell, if determining α × Max_beam＜Available_beam＜β×Max_beamIf not, determining the predetermined cell as a user centralized cell, wherein Available cell_beamFor the number of used beams in the statistical period, Max_beamFor the maximum number of beams available, α and β are constants, where α ∈ [0,1 ∈ ]],β∈[0,1]。

3. The network cell expansion method according to claim 2,

when the type of the predetermined cell is a user distributed cell, the determining a predetermined radio resource utilization algorithm according to the type of the predetermined cell includes: according to the user distributed cell, determining the predetermined wireless resource utilization rate algorithm as follows:

alternatively, the first and second electrodes may be,

when the type of the predetermined cell is ordinary cells, the determining the predetermined radio resource utilization algorithm according to the type of the predetermined cell comprises the following steps of determining the predetermined radio resource utilization algorithm according to ordinary cells:

alternatively, the first and second electrodes may be,

when the type of the predetermined cell is a user centralized cell, the determining a predetermined radio resource utilization algorithm according to the type of the predetermined cell includes: according to the user centralized cell, determining the predetermined radio resource utilization algorithm as follows:

wherein Ultiliaztion is the predetermined radio resource utilization, PRB_i，jThe number of PRBs used by the jth beam of the ith slot cell,number of beams used for ith slot cell, Max_PRBIs the largest available PRB.

4. The method according to claim 2 or 3, wherein the capacity expansion condition of the predetermined cell comprises:

when the predetermined cell is the user distributed cell, if the Utiliaztion is more than or equal to delta and the Average is larger in the statistical period_UE≥V_{Distribution of}Determining to expand the preset cell;

when the predetermined cell is the cell like the user , if Utiliaztion is greater than or equal to delta and Average is within the statistical period_UE≥V _{is common}Determining to expand the preset cell;

when the predetermined cell is the user centralized cell, if the Utiliaztion is more than or equal to delta and the Average is within the statistical period_UE≥V_CentralizingDetermining to expand the preset cell;

wherein v is_{Distribution of}≥v _{is common}≥v_Centralizing，Average_UEThe average RRC connection number of the preset cell in the statistical period is delta is a constant and is within the range of 0,1]。

The device for expanding network cell of kinds is characterized in that it includes:

an obtaining module, configured to obtain beam information used by a predetermined cell in a scheduling slot, where the beam information includes a number of beams used by the predetermined cell and a number of physical resource blocks PRB used by each beam by the predetermined cell;

a processing module, configured to determine a type of the predetermined cell according to the beam information acquired by the acquiring module; determining a preset wireless resource utilization rate algorithm according to the type of the preset cell, and calculating the wireless resource utilization rate of the preset cell according to the beam information and the preset wireless resource utilization rate algorithm; and determining the capacity expansion condition of the predetermined cell according to the type of the predetermined cell, and determining the capacity expansion of the predetermined cell when the radio resource utilization rate of the predetermined cell is determined to meet the capacity expansion condition of the predetermined cell.

6. The device according to claim 5, wherein the processing module is specifically configured to determine Available according to the beam information within a predetermined statistical period_beam≥α×Max_beamDetermining the preset cell as user distributed cell, if determining α × Max_beam＜Available_beam＜β×Max_beamIf not, determining the predetermined cell as a user centralized cell, wherein Available cell_beamFor the number of used beams in the statistical period, Max_beamFor the maximum number of beams available, α and β are constants, where α ∈ [0,1 ∈ ]],β∈[0,1]。

7. The device according to claim 6, wherein the processing module is specifically configured to, when the type of the predetermined cell is a user distributed cell, determine, according to the user distributed cell, that the predetermined radio resource utilization algorithm is:

alternatively, the first and second electrodes may be,

when the predetermined cell is a user -like cell, according to the user -like cell, determining the predetermined radio resource utilization algorithm as:

alternatively, the first and second electrodes may be,

when the type of the predetermined cell is a user centralized cell, determining the predetermined radio resource utilization algorithm as follows according to the user centralized cell:

wherein Ultiliaztion is the predetermined radio resource utilization, PRB_i，jThe number of PRBs used by the jth beam of the ith slot cell,

8. The device according to claim 6 or 7, wherein the capacity expansion condition of the predetermined cell comprises:

when the predetermined cell is the user distributed cell, if the Utiliaztion is more than or equal to delta and the Average is larger in the statistical period_UE≥V_{Distribution of}Determining to expand the preset cell;

when the predetermined cell is the cell like the user , if Utiliaztion is greater than or equal to delta and Average is within the statistical period_UE≥V _{is common}Determining to expand the preset cell;

when the predetermined cell is the user centralized cell, if the statistical period Utiliaztion is more than or equal to delta and Average_UE≥V_CentralizingDetermining to expand the preset cell;

wherein, V_{Distribution of}≥V _{is common}≥V_Centralizing，Average_UEThe average RRC connection number of the preset cell in the statistical period is delta is a constant and is within the range of 0,1]。

9, network cell capacity expansion device, comprising a processor, wherein when the network cell capacity expansion device runs, the processor runs instructions to make the network cell capacity expansion device execute the network cell capacity expansion method according to any claims 1-4.

10, computer storage medium comprising instructions that, when executed on a computer, cause the computer to perform the network cell capacity method of any of claims 1-4 through .

Computer program product of claim 11, , characterized in that it comprises instruction code for performing the network cell-extension method of any of claims 1-4 to .