Research of requirements to QoS for voice over LTE

Basic requirements to the quality of service in LTE network, various real life use cases are considered. LTE provides basic IP connectivity on the platform of IMS. Mobile devices capable of using LTE network will need to support voice calling over the Internet protocol. Thus, VoIP is the first application considered. With the availability of a larger data pipe, another common application is viewing videos over the Internet. The QoS parameters obtained for VOIP traffic are presented. Different scenarios for rating quality parameters VoLTE are considered.