METHOD FOR PREDICTING A LEVEL OF QoE OF AN APPLICATION INTENDED TO BE RUN ON A WIRELESS USER EQUIPMENT

Abstract

The present disclosure is directed toward a device and a method for evaluating a wireless link established between an access point and a user equipment. The device and method include determining a level of Quality of Experience of an application intended to be run on the user equipment using a mapping between a parameter representative of the QoE of the application under different wireless transmission conditions and sets of parameters representative of said different transmission conditions of the wireless link.

1 . A computer implemented method for predicting a level of Quality of Experience (QoE) of an application intended to be run on a user equipment, said method comprising
 computing said level of QoE of said application using a set of parameters representative of transmission conditions of a wireless link established between said user equipment and an access point, said set of parameters representative of transmission conditions of the wireless link being collected by said access point being prior the transmission of data between said user equipment and said access point.   
     
     
         2 . The method according to  claim 1  comprising, prior to computing the level of QoE:
 measuring a parameter representative of the QoE of the application under different wireless transmission conditions, said different wireless transmission conditions being defined by different sets of parameters representative of transmission conditions of the wireless link, called learning sets, 
 computing a mapping between the different learning sets and the parameter representative of the level of QoE of the application. 
 
     
     
         3 . The method according to  claim 2  further comprising:
 determining parameters of the learning sets which are significant influence on the level of QoE of said application. 
 
     
     
         4 . The method according to  claim 3  wherein the application intended to be run on the user equipment is a web-browsing application. 
     
     
         5 . The method according to  claim 4  wherein parameter representative of the QoE of the application under different wireless transmission conditions is the page load time. 
     
     
         6 . The method according to  claim 5  further comprising:
 computing a mapping between the page load time and a mean opinion score. 
 
     
     
         7 . The method according to  claim 4  wherein the parameters representative of the transmission conditions of the wireless link of significant influence on the level of QoE of said application are an average physical layer transmission rate, a frame delivery ratio, and parameters representative of a business of a transmission medium of the wireless link due to interferences from wireless equipments located in a vicinity of the user equipment. 
     
     
         8 . The method according to  claim 7 , wherein the parameters representative of the transmission conditions of the wireless link are obtained by monitoring data transmission through the wireless link. 
     
     
         9 . The method according to  claim 8 , wherein computing the level of QoE of said application is based on the mapping of the parameters representative of the transmission conditions of the wireless link of significant influence on the level of QoE and the mean opinion score. 
     
     
         10 . The method according to  claim 1 , wherein computing the level of QoE of said application is based on the mapping of the parameters representative of the transmission conditions of the wireless link and the mean opinion score. 
     
     
         11 . A circuit comprising a processor, a memory and a wireless node, the memory comprising instructions, which, when performed by the processor, performs the method according to  claim 1 . 
     
     
         12 . A gateway device comprising a circuit comprising a processor, a memory and a wireless node, the memory comprising instructions, which, when performed by the processor, performs the method according to  claim 1 . 
     
     
         13 . A computer program comprising program code instructions for the implementation of the method for predicting a level of Quality of Experience (QoE) of an application intended to be run on user equipment according to the method of  claim 1  when the program is executed by a processor. 
     
     
         14 . A non-transitory readable medium having stored therein instructions for causing a processor to perform the method for predicting a level of Quality of Experience (QoE) of an application intended to be run on a user equipment according to  claim 1 .