Patent ID: 8712458
Filing Date: 2014-04-29
Classification: H04W

Abstract:
1. A radio communication system comprising: a base station apparatus; and a terminal apparatus, wherein the base station apparatus and terminal apparatus performs radio communication, the base station apparatus includes: a scheduler configured to divide each of a plurality of radio frequency bands used for the radio communication between the base station apparatus and respective ones of terminal apparatuses into first and second sub-bands of which respective bandwidths are different; configured to notify respective terminal apparatuses, individually or all the terminal apparatuses commonly at the same time or in advance, of bit map definition information that indicates how the radio frequency band is divided; configured to assign one or both of the divided first or second sub-band for transmitting user data to the terminal apparatus or for transmitting the user data from the terminal apparatus; and configured to generate assignment information as part of the bit map definition information indicating which one of the first or second sub-bands is assigned to each terminal apparatus; and a transmitter configured to transmit the assignment information to the terminal apparatus, and the terminal apparatus includes: a receiver configured to receive the assignment information.