The method comprises coordinating the use of radio resources between different network elements including a macro base station and SCENs deployed in the coverage area of the macro base station, operating in FDD mode, by means of the sending of messages between part or all of the network elements through a synchronized TDD air interface, unidirectionally, by broadcasting, or bidirectionally, through dedicated channels.The system comprises: several network elements including: a macro base station operating in FDD mode; and a plurality of SCENs deployed within the coverage area of the macro base station and also operating in FDD mode; and means for coordinating the use of radio resources between different network elements by the sending of messages between part or all of the network elements through a synchronized TDD air interface.