Method and apparatus for determining performance indicator of communications network

Patent metadata

Field	Value
Publication number	US-9843951-B2
Application number	US-201615185932-A
Country	US
Kind code	B2
Filing date	Jun 17, 2016
Priority date	Dec 19, 2013
Publication date	Dec 12, 2017
Grant date	Dec 12, 2017

Abstract

The present disclosure provides a method and an apparatus for determining a performance indicator of a communications network. The method includes: acquiring bandwidth utilization rates, throughputs of GBR services, and throughputs of non-GBR services of multiple areas included in a communications network; determining load statuses of the multiple areas according to the bandwidth utilization rates of the multiple areas; determining rate requirements of the non-GBR services of the multiple areas according to the load statuses of the multiple areas, the throughputs of the GBR services of the multiple areas, and the throughputs of the non-GBR services of the multiple areas; determining rate requirements of the GBR services of the multiple areas; determining loads of the multiple areas according to the rate requirements of the GBR services and the rate requirements of the non-GBR services of the multiple areas; and determining a load-associated key performance indicator of the communications network.

First claim

What is claimed is:

1. A method for determining a performance indicator of a communications network, comprising:
acquiring bandwidth utilization rates of multiple areas comprised in a communications network, throughputs of guaranteed bit rate (GBR) services of the multiple areas, and throughputs of non-GBR services of the multiple areas;
determining load statuses of the multiple areas according to the bandwidth utilization rates of the multiple areas;
determining rate requirements of the non-GBR services of the multiple areas according to the load statuses of the multiple areas, the throughputs of the GBR services of the multiple areas, and the throughputs of the non-GBR services of the multiple areas;
determining rate requirements of the GBR services of the multiple areas;
determining loads of the multiple areas according to the rate requirements of the GBR services of the multiple areas and the rate requirements of the non-GBR services of the multiple areas; and
determining a load-associated key performance indicator (KPI) of the communications network according to the loads of the multiple areas.

2. The method according to claim 1 , wherein determining the load statuses of the multiple areas comprises:
determining an average bandwidth utilization rate and an overload degree of each area in the multiple areas according to the bandwidth utilization rates of the multiple areas; and
determining an overload status of each area in the multiple areas according to the average bandwidth utilization rate and the overload degree.

3. The method according to claim 1 , wherein determining the rate requirements of the non-GBR services of the multiple areas comprises:
determining service requirement ratios of non-overloaded areas in the multiple areas according to the throughputs of the GBR services of the multiple areas and the throughputs of the non-GBR services of the multiple areas, wherein the service requirement ratios represent ratios of the rate requirements of the non-GBR services to the rate requirements of the GBR services;
determining service requirement ratios of overloaded areas in the multiple areas according to the service requirement ratios of the non-overloaded areas in the multiple areas; and
determining a rate requirement of a non-GBR service of each area in the multiple areas according to the service requirement ratios of the non-overloaded areas in the multiple areas, the service requirement ratios of the overloaded areas in the multiple areas, the throughputs of the GBR services of the multiple areas, and the throughputs of the non-GBR services of the multiple areas.

4. The method according to claim 1 , wherein the communications network comprises multiple cells, each cell comprises one or more sub-areas, each sub-area comprises one or more pixels, and when areas in the multiple areas are sub-areas, and determining the rate requirements of the non-GBR services of the multiple areas comprises:
determining, according to throughputs of GBR services of pixels comprised in the multiple sub-areas and throughputs of non-GBR services of the pixels comprised in the multiple sub-areas, service requirement ratios of pixels comprised in non-overloaded sub-areas in the multiple sub-areas, wherein the service requirement ratios of the pixels represent ratios of rate requirements of the non-GBR services of the pixels to rate requirements of the GBR services of the pixels;
determining, according to the service requirement ratios of the pixels comprised in the non-overloaded sub-areas, service requirement ratios of pixels comprised in overloaded sub-areas in the multiple sub-areas;
determining, according to the service requirement ratios of the pixels comprised in the non-overloaded sub-areas, the service requirement ratios of the pixels comprised in the overloaded sub-areas, the throughputs of the GBR services of the pixels comprised in the multiple sub-areas, and the throughputs of the non-GBR services of the pixels comprised in the multiple sub-areas, rate requirements of the non-GBR services of the pixels comprised in the multiple sub-areas; and
determining a sum of rate requirements of non-GBR services of pixels separately comprised in each sub-area as a rate requirement of a non-GBR service of each of the sub-areas.

5. The method according to claim 3 , wherein determining the rate requirement of the non-GBR service of each area in the multiple areas comprises:
determining a rate requirement of a GBR service of each area in the multiple areas according to a throughput of the GBR service of each area in the multiple areas;
determining an initial value of the rate requirement of the non-GBR service of each area in the multiple areas according to the service requirement ratios of the non-overloaded areas in the multiple areas, the service requirement ratios of the overloaded areas in the multiple areas, and the rate requirement of the GBR service of each area in the multiple areas; and
determining the rate requirement of the non-GBR service of each area in the multiple areas according to a throughput of the non-GBR service of each area in the multiple areas and the initial value of the rate requirement of the non-GBR service of each area in the multiple areas.

6. The method according to claim 3 , wherein determining the rate requirements of the GBR services of the multiple areas comprises:
separately determining the throughput of the GBR service of each area in the multiple areas as the rate requirement of the GBR service of each of the areas.

7. The method according to claim 1 , wherein determining the loads of the multiple areas comprises:
determining an estimated load and a service load ratio of each area in the multiple areas according to the rate requirements of the GBR services of the multiple areas and the rate requirements of the non-GBR services of the multiple areas; and
separately determining a GBR service load and a non-GBR service load of each of the areas in the multiple areas according to the estimated load and the service load ratio of each of the areas.

8. The method according to claim 7 , wherein determining the load-associated KPI of the communications network comprises:
determining the load-associated KPI of the communications network according to GBR service loads and/or non-GBR service loads of the multiple areas, wherein the load-associated KPI comprises at least one indicator of the following indicators: an average load of the communications network, an average signal-to-interference-plus-noise ratio (SINR) of the communications network, a call drop and block rate of the communications network, and a throughput of the communications network.

9. The method according to claim 2 , wherein determining the rate requirements of the non-GBR services of the multiple areas comprises:
determining service requirement ratios of non-overloaded areas in the multiple areas according to the throughputs of the GBR services of the multiple areas and the throughputs of the non-GBR services of the multiple areas, wherein the service requirement ratios represent ratios of the rate requirements of the non-GBR services to the rate requirements of the GBR services;
determining service requirement ratios of overloaded areas in the multiple areas according to the service requirement ratios of the non-overloaded areas in the multiple areas; and
determining a rate requirement of a non-GBR service of each area in the multiple areas according to the service requirement ratios of the non-overloaded areas in the multiple areas, the service requirement ratios of the overloaded areas in the multiple areas, the throughputs of the GBR services of the multiple areas, and the throughputs of the non-GBR services of the multiple areas

Assignees

• Huawei Tech Co Ltd

Inventors

• Zhuang Hongcheng
• Dmitri Shmelkin
• Beletchi Andrian

Classifications

• H04W84/18

  Self-organising networks, e.g. ad-hoc networks or sensor networks · CPC title

• H04W24/02 Primary

  Arrangements for optimising operational condition · CPC title

• H04W28/08

  Load balancing or load distribution (transferring a connection for handling the traffic H04W36/22; wireless traffic scheduling H04W72/12) · CPC title

• H04W24/08 Primary

  Testing, {supervising or monitoring} using real traffic · CPC title

• H04L43/0876

  Network utilisation, e.g. volume of load or congestion level · CPC title