According to the present invention, all terminals can establish synchronization in a radio communications system formed only of a plurality of mobile terminals. This radio terminal communicates by the time division connection method, and comprises a control portion for synchronizing its transmission/reception...http://www.google.fr/patents/US7221661?utm_source=gb-gplus-shareBrevet US7221661 - Radio terminal, radio synchronization system having no base station, and recording medium
Radio terminal, radio synchronization system having no base station, and ...