Patent ID: 7471641
Filing Date: 2008-12-30
Classification: H04L,H04W

Abstract:
1. A transmission controller which controls a plurality of downlink transmission rates corresponding to a plurality of communications terminals based on a plurality of downlink transmission qualities corresponding to the communications terminals, comprising: a transmission-quality obtaining unit configured to obtain said downlink transmission qualities of said communications terminals; a communications-terminal selecting unit configured to select out of said communications terminals one or more communications terminals for changing corresponding downlink transmission rates in accordance with said downlink transmission qualities obtained at said transmission-quality obtaining unit, said communications-terminal selecting unit configured to select at least a communications terminal having a highest downlink transmission rate among communications terminals having a transmission quality below a threshold; and a transmission-rate changing unit configured to change said one or more of the downlink transmission rates corresponding to said one or more of the communications terminals selected at said communications-terminal selecting unit.