A method for radio communication with several antennas in a given frequency band, the method using an apparatus for radio communication that includes n antennas (11,12,13,14) where n is an integer greater than or equal to 3, the method comprising the steps of coupling said n antennas (11, 12, 13, 14), directly or indirectly, to an antenna tuning apparatus comprising n antenna ports (311, 321, 331, 341), m radio ports and p adjustable impedance devices, where m is an integer greater than or equal to 2 and where p is an integer greater than or equal to 2m, the p adjustable impedance devices being referred to as "the adjustable impedance devices of the antenna tuning apparatus" and being such that, at a frequency in said given frequency band, each of the adjustable impedance devices of the antenna tuning apparatus has a reactance, the reactance of any one of the adjustable impedance devices of the antenna tuning apparatus being adjustable by electrical means, the antenna tuning apparatus being such that, at said frequency in said given frequency band, there exists a diagonal impedance matrix referred to as a given diagonal impedance matrix, the given diagonal impedance matrix being such that, if an impedance matrix seen by the antenna ports is equal to the given diagonal impedance matrix, then - a) the reactance of any one of the adjustable impedance devices of the antenna tuning apparatus has an influence on an impedance matrix presented by the radio ports, and - b) the reactance of at least one of the adjustable impedance devices of the antenna tuning apparatus has an influence on at least one non-diagonal entry of the impedance matrix presented by the radio ports; periodically generating a "tuning instruction", the tuning instruction having an effect on each of said parameters, the tuning instruction having an effect on the reactance of each of the adjustable impedance devices of the antenna tuning apparatus, characterized in that the method comprises controlling one or more characteristics of at least one of the antennas (11, 12, 13, 14), using at least one antenna control device for tuning the at least one of the antennas (11, 12, 13, 14), said at least one antenna control device being a part of said at least one of the antennas (11, 12, 13, 14), wherein said at least one antenna control device is coupled to the antenna tuning apparatus through at least one of feeders (21, 22, 23, 24) which connect the antennas (11, 12, 13, 14) to the antenna tuning apparatus, said at least one antenna control device having at least one parameter having an influence on said one or more characteristics, said at least one parameter being adjustable by electrical means. coupling said n antennas (11, 12, 13, 14), directly or indirectly, to an antenna tuning apparatus comprising n antenna ports (311, 321, 331, 341), m radio ports and p adjustable impedance devices, where m is an integer greater than or equal to 2 and where p is an integer greater than or equal to 2m, the p adjustable impedance devices being referred to as "the adjustable impedance devices of the antenna tuning apparatus" and being such that, at a frequency in said given frequency band, each of the adjustable impedance devices of the antenna tuning apparatus has a reactance, the reactance of any one of the adjustable impedance devices of the antenna tuning apparatus being adjustable by electrical means, the antenna tuning apparatus being such that, at said frequency in said given frequency band, there exists a diagonal impedance matrix referred to as a given diagonal impedance matrix, the given diagonal impedance matrix being such that, if an impedance matrix seen by the antenna ports is equal to the given diagonal impedance matrix, then - a) the reactance of any one of the adjustable impedance devices of the antenna tuning apparatus has an influence on an impedance matrix presented by the radio ports, and - b) the reactance of at least one of the adjustable impedance devices of the antenna tuning apparatus has an influence on at least one non-diagonal entry of the impedance matrix presented by the radio ports; - a) the reactance of any one of the adjustable impedance devices of the antenna tuning apparatus has an influence on an impedance matrix presented by the radio ports, and - b) the reactance of at least one of the adjustable impedance devices of the antenna tuning apparatus has an influence on at least one non-diagonal entry of the impedance matrix presented by the radio ports; periodically generating a "tuning instruction", the tuning instruction having an effect on each of said parameters, the tuning instruction having an effect on the reactance of each of the adjustable impedance devices of the antenna tuning apparatus, characterized in that the method comprises controlling one or more characteristics of at least one of the antennas (11, 12, 13, 14), using at least one antenna control device for tuning the at least one of the antennas (11, 12, 13, 14), said at least one antenna control device being a part of said at least one of the antennas (11, 12, 13, 14), wherein said at least one antenna control device is coupled to the antenna tuning apparatus through at least one of feeders (21, 22, 23, 24) which connect the antennas (11, 12, 13, 14) to the antenna tuning apparatus, said at least one antenna control device having at least one parameter having an influence on said one or more characteristics, said at least one parameter being adjustable by electrical means.