Patent ID: 7499475

Claim:
A base station control device for distributing data to a receiver which receives, via a dedicated forward link channel, a plurality of first contents data broadcast from a broadcast station, said base station control device comprising: selecting means for selecting part of the first contents data; second contents data acquiring or generating means for acquiring or generating second contents data having contents of each of the first contents data selected by the selecting means; and distributing means for multicasting, to the receiver, the second contents data acquired or generated by the second contents data acquiring or generating means, the second contents data being multicast using a channel different from the dedicated forward link channel, and wherein the receiver includes: contents designating means for designating one of the plurality of first contents data; reproducing means for reproducing the plurality of first contents data or the second contents data; and reproduced contents switching means for causing the reproducing means to reproduce (i) the first contents data designated by the contents designating means if the reception quality determining means determines the reception quality to be good, (ii) the first contents data designated by the contents designating means if the reception quality determining means determines the reception quality to be no good and if a receiving means has not received second contents data corresponding to the first contents data designated by the contents designating means, and (iii) second contents data corresponding to the first contents data designated by the contents designating means, if the reception quality determining means determines the reception quality to be no good and if the receiving means has received the second contents data designated by the contents designating means.