Patent ID: 7415249
Filing Date: 2008-08-19
Classification: H04B

Abstract:
1. A method for operating a mobile radio communications system, the method comprising: providing at least one subscriber station in the mobile radio communications system; providing a base station in the mobile radio communications system having antenna diversity which transmits to the at least one subscriber station over a dedicated channel; transmitting, from the base station to the at least one subscriber station, specific information clearly defining a weighting vector used for beam forming of the dedicated channel; performing, at the base station, information specifying the weighting vector to be used in advance from the at least one subscriber station; transmitting, at the base station, a corrective adjustment of the weighting vector specified by the information received from the at least one subscriber station; and employing the corrected weighting vector thus obtained for beam forming of the dedicated channel; wherein the corrective adjustment is performed such that, on at least one second subscriber station for which the dedicated channel is not intended, a receive field strength of the dedicated channel is reduced.