Patent ID: 9178724
Filing Date: 2015-11-03
Classification: H04L,H04W

Abstract:
1. A gateway apparatus connected to a femtocell via a network and relaying at least one of transmission and reception of voice data between a media gateway and the femtocell, the gateway apparatus comprising: narrow band determination means for comparing, based on a parameter sent from the femtocell which indicates the location of the femtocell, the location of the femtocell with narrow band location information indicating the location of a narrow band which is registered before initialization in advance in a database, and for determining whether a band of the network is a narrow band by determining whether the band is lower than or equal to a predetermined threshold; and conversion means for converting the voice data to decrease a bit rate of the voice data transferred to the femtocell via the network from the media gateway when it is determined by the narrow band determination means that the band is a narrow band.