Patent ID: 8514879
Filing Date: 2013-08-20
Classification: H04B,H04L,H04W

Abstract:
1. A base station apparatus comprising: a transmitting unit configured to transmit data to a mobile station apparatus using a plurality of subcarriers that are consecutive in a frequency domain, and a receiving unit configured to receive a CQI, which is reported from the mobile station apparatus, for each subcarrier (SC) group, the plurality of subcarriers being grouped into multiple SC groups, wherein: the CQIs for all of the multiple SC groups are respectively reported in inconsecutive time resources in turn according to a predefined period; reporting of the CQI for one of the multiple SC groups is repeated according to a second predefined period that is longer than the predefined period; and reporting of the CQI for each of all of the multiple SC groups is repeated, such that the CQI reportings for all of the multiple SC groups, respectively, are repeated according to the same second predefined period.