BASE STATION APPARATUS, RADIO TRANSMISSION METHOD IN BASE STATION APPARATUS, AND RADIO COMMUNICATION SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a base station apparatus capable of selecting and transmitting data of optimum quality by effectively utilizing a radio band, to provide a radio transmission method in the base station apparatus, and to provide a radio communication system.SOLUTION: The base station apparatus for performing radio communication with a terminal apparatus includes: a statistical information generation unit which generates first statistical information relating to the terminal apparatus and second statistical information relating to user data at a first or second quality level; a quality selection processing unit which selects the user data at the first or the second quality level on the basis of the first and the second statistical information; and a radio transmission unit which performs radio transmission to the terminal apparatus of the selected user data at the first or the second quality level.