IMS Data Channel applications; Protocol specification
The present document provides the protocol details for enhancements to IMS multimedia telephony communication services enabled by supporting the IMS data channel and for AR communication which is one of the applications based on IMS data channel capability, based on stage 1 requirements in 3GPP TS 22.261 [2] and stage 2 requirements in 3GPP TS 23.228 [3].
The present document is applicable to User Equipment (UE), Application Servers (AS)and IP Multimedia (IM) Core Network (CN) subsystem which are intended to support IMS multimedia telephony communication services supporting the IMS data channel and AR communication which is one of the applications based on IMS data channel capability.