NSN Announces Enhanced Voice Call Continuity for VoLTE, Increased LTE Data Rates

Nokia Solutions and Networks has launched voice call continuity (VCC) to complement Voice over LTE (VoLTE) by enabling seamless handovers to 2G or 3G networks. According to company, the enhanced solution optimizes VoLTE network connection quality and control with better bearer switching and shorter delay.

Evolution of Single Radio Voice Call Continuity (SRVCC)

Along with LTE introduction, 3GPP also standardized Single Radio Voice Call Continuity (SRVCC) in Release 8 specifications to provide seamless continuity when an UE handovers from LTE coverage (E-UTRAN) to UMTS/GSM coverage (UTRAN/GERAN).