rmwambu
2011-12-21, 05:43 PM
The LTE radio access has been designed to be optimized for IP-based services. This means that LTE has no support for dedicated channels optimized for voice calls. It is a packet-only access with no connection to the circuit-switched mobile core network. This is different to GSM, WCDMA and CDMA, which support both circuit- and packet-switched services and it naturally impacts the technical solution for how to deliver voice to LTE users. READ FURTHER AT: http://trends-in-telecoms.blogspot.com/2011/12/lte-circuit-switched-cs-fallback.html