Patent ID: 6640100
Filing Date: 2003-10-28
Classification: H04W

Abstract:
A radio communication system comprising:a radio base station linked to a switching office and a base-station controller wirelessly or by wire, said radio base station defining a first communication area using a first wireless link; a plurality of mobile base stations, each linked to said radio base station by said first wireless link, while linked to mobile terminals by a second wireless link using a frequency band, which is different from that of said first wireless link, each of said mobile base stations defining a second communication area by use of said second wireless link based on a microcell technology; and a radio terminal accommodating fixed telephone sets, said radio terminal being linked to said radio base station by said first wireless link, at least one of said second communication areas being located entirely within said first communication area, said plurality of mobile base stations being located in said first communication area covered by said radio base station using said first wireless link, and said each mobile base station being connected for communicating with said mobile terminals by said second wireless link within said second communication area while said mobile terminals are located within said first communication area.