Patent ID: 9392520
Filing Date: 2016-07-12
CPC Classification: H04L,H04W

Claim Text:
1. A base station apparatus that transmits reference signals to a first mobile terminal apparatus which receives a reference signal for measuring a channel state, and to a second mobile terminal apparatus which receives a reference signal that is set in a predetermined period at a lower abundance ratio than the first mobile terminal apparatus, the base station apparatus comprising: a reference signal allocation section that allocates the reference signals, to reference signal resources which are defined for transmission of the reference signals and which can be muted, at an abundance ratio which allows the first mobile terminal apparatus reception; and a reference signal reporting section that reports resources where the reference signals are allocated, to the first mobile terminal apparatus, and that, when reporting the resources where the reference signals are allocated, to the second mobile terminal apparatus, reports part of the resources as resources to be muted.