There is provided a method in a network element of a wireless network, the method comprising: obtaining, from a controlling entity of the wireless network, trajectory information on at least one pieceof user equipment, UE, the movement of the at least one piece of UE being controlled by the controlling entity within a geographically restricted area, the trajectory information indicating a plannedtrajectory of the at least one piece of UE (210); obtaining radio channel measurement information regarding the planned trajectory (220); and predictively controlling, based at least on the trajectory information and the radio channel measurement information, at least one of a trajectory of the at least one piece of UE, one or more transmission parameters of one or more signal transmissions (230).