An antenna array having a plurality of antenna elements (3001-1 to 3001-8) comprising: - a plurality of transceiver modules (3003-1 to 3003-6) comprising a subset of first transceiver modules (3003-3 to 3003-6) and at least a second transceiver module (3003-1, 3003-2); - an active antenna element subset (3001-3 to 3001-6) of the plurality of antenna elements (3001-1 to 3001-8), wherein the active antenna element subset (3001-3 to 3001-6) comprises active antenna elements (3001-3 to 3001-6) being coupled to said subset of first transceiver modules (3003-3 to 3003-6), wherein each active antenna element (3001-3 to 3001-6) of the active antenna element subset is associated and coupled to a single transceiver module of the subset of first transceiver modules (3003-3 to 3003-6), so that each transceiver module of the subset of first transceiver modules (3003-3 to 3003-6) is associated and coupled to a single active antenna element of the active antenna element subset (3001-3 to 3001-6), the number of active antenna elements (3001-3 to 3001-6) in the active antenna element subset being equal to the number of first transceiver modules (3003-3 to 3003-6); and - at least one sub-array of at least two antenna elements (3001-1, 3001-2, 3001-7, 3001-8) of the plurality of antenna elements (3001-1 to 3001-8), wherein the at least two antenna elements (3001-1, 3001-2, 3001-7, 3001-8) of the at least one sub-array are combined by a passive feed network (3006-1, 3006-2), the passive feed network (3006-1, 3006-2) being adjusted by determining static phase relations between the at least two antenna elements (3001-1, 3001-2, 3001-7, 3001-8), and - wherein the passive feed network (3006-1, 3006-2) is coupled to the second transceiver module (3003-1, 3003-2). - a plurality of transceiver modules (3003-1 to 3003-6) comprising a subset of first transceiver modules (3003-3 to 3003-6) and at least a second transceiver module (3003-1, 3003-2); - an active antenna element subset (3001-3 to 3001-6) of the plurality of antenna elements (3001-1 to 3001-8), wherein the active antenna element subset (3001-3 to 3001-6) comprises active antenna elements (3001-3 to 3001-6) being coupled to said subset of first transceiver modules (3003-3 to 3003-6), wherein each active antenna element (3001-3 to 3001-6) of the active antenna element subset is associated and coupled to a single transceiver module of the subset of first transceiver modules (3003-3 to 3003-6), so that each transceiver module of the subset of first transceiver modules (3003-3 to 3003-6) is associated and coupled to a single active antenna element of the active antenna element subset (3001-3 to 3001-6), the number of active antenna elements (3001-3 to 3001-6) in the active antenna element subset being equal to the number of first transceiver modules (3003-3 to 3003-6); and - at least one sub-array of at least two antenna elements (3001-1, 3001-2, 3001-7, 3001-8) of the plurality of antenna elements (3001-1 to 3001-8), wherein the at least two antenna elements (3001-1, 3001-2, 3001-7, 3001-8) of the at least one sub-array are combined by a passive feed network (3006-1, 3006-2), the passive feed network (3006-1, 3006-2) being adjusted by determining static phase relations between the at least two antenna elements (3001-1, 3001-2, 3001-7, 3001-8), and - wherein the passive feed network (3006-1, 3006-2) is coupled to the second transceiver module (3003-1, 3003-2). <EOS>