Patent ID: 9426814
Filing Date: 2016-08-23
CPC Classification: H04W

Claim Text:
1. A method in a serving radio base station for scheduling a radio resource to a user equipment, the method comprising: estimating a first channel quality of a channel used by the user equipment; determining a pathloss between the user equipment and the serving radio base station and determining a corresponding gain based on said determined pathloss; obtaining a gain of the user equipment towards each of a number of neighboring radio base stations; determining a fraction of the determined pathloss between the user equipment and the serving radio base station to be compensated for, based on the determined gain of the user equipment towards the serving radio base station and the obtained gains; determining a second channel quality of the channel based on the estimated first channel quality, the determined fraction and the determined pathloss to be compensated for; and scheduling a radio resource for the user equipment based on the determined second channel quality; wherein said determining a fraction of the determined pathloss between the first user equipment and the serving radio base station, comprises determining said fraction according to: where G i,s is said gain between said user equipment of interest i and said serving base station s; M s is a number of user equipments in the serving cell served by the serving base station; G i,j is said gain between the user equipment of interest i and the radio base stations j, including the serving base station s; N is the number of cells; and F is a preset fairness factor.