SK Telecom has maintained a negative stance about voice service on WiBro because voice service on WiBro might cause the cannibalization effect toward SKT’s existing voice service on CDMA and WCDMA. However, KT had asked that the government should grant the voice service of WiBro. KT has ever demonstrated the VoIP service using WiBro in OECD Ministerial Meeting of last June. KT seems to solve all technical problems for providing VoIP service using WiBro.
However, KT changed their stance regarding voice service on WiBro. Through 3rd quarter conference call, KT announced that they would not provide voice service using WiBro for quite some time. Why does they change their stance? I think there are two reasons.
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