A method for operating a wireless communication system, the communication system comprising a first communication device having an antenna arrangement configured to adjust a polarization of a radio frequency signal to be transmitted via the antenna arrangement, and a second communication device, wherein an antenna arrangement (32, 33) of the second communication device comprises at least two antennas, the method comprising: - sending a first downlink pilot signal having a first polarization via the antenna arrangement of the first communication device, - sending a second downlink pilot signal having a second polarization via the antenna arrangement of the first communication device, wherein the first and second downlink pilot signals are orthogonal to each other and the first and second polarizations are different, - receiving the first downlink pilot signal at each antenna of the at least two antennas of the antenna arrangement (32, 33) of the second communication device to obtain a first received downlink pilot signal, wherein the first received downlink pilot signal comprises a sum of absolute values of the first downlink pilot signals received at the at least two antennas, - receiving the second downlink pilot signal at each antenna of the at least two of antennas of the antenna arrangement (32, 33) of the second communication device to obtain a second received downlink pilot signal, wherein the second received downlink pilot signal comprises a sum of absolute values of the second downlink pilot signals received at the at least two antennas, - optimizing a combined power, CP, of the first and second received downlink pilot signals, the combined power, CP, being a function of the first received downlink pilot signal, the second received downlink pilot signal, and combining information (φ,α) relating to the first and second received downlink pilot signals, wherein the combining information (φ,α) is varied for optimizing the combined power, CP, wherein the combining information (φ,α) is derived as a result of the optimization, and - adjusting sending parameters of the antenna arrangement of the first communication device based on the combining information (φ,α). - sending a first downlink pilot signal having a first polarization via the antenna arrangement of the first communication device, - sending a second downlink pilot signal having a second polarization via the antenna arrangement of the first communication device, wherein the first and second downlink pilot signals are orthogonal to each other and the first and second polarizations are different, - receiving the first downlink pilot signal at each antenna of the at least two antennas of the antenna arrangement (32, 33) of the second communication device to obtain a first received downlink pilot signal, wherein the first received downlink pilot signal comprises a sum of absolute values of the first downlink pilot signals received at the at least two antennas, - receiving the second downlink pilot signal at each antenna of the at least two of antennas of the antenna arrangement (32, 33) of the second communication device to obtain a second received downlink pilot signal, wherein the second received downlink pilot signal comprises a sum of absolute values of the second downlink pilot signals received at the at least two antennas, - optimizing a combined power, CP, of the first and second received downlink pilot signals, the combined power, CP, being a function of the first received downlink pilot signal, the second received downlink pilot signal, and combining information (φ,α) relating to the first and second received downlink pilot signals, wherein the combining information (φ,α) is varied for optimizing the combined power, CP, wherein the combining information (φ,α) is derived as a result of the optimization, and - adjusting sending parameters of the antenna arrangement of the first communication device based on the combining information (φ,α).