Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (V13.0.0; 3GPP TR 22.948 version 13.0.0 Release 13)
The present document studies the requirements for IP-Multimedia Subsystem (IMS) Convergent Multimedia Conferencing (CMMC) service in IMS. Specifically@ the objective of this study item is to: a) Identify features of IMS multimedia conferencing@ and describe potential service requirements for IMS multimedia conferencing. b) Identify the IMS requirements for multimedia conferencing services: 1) the conference framework 2) data sharing session establishment/termination/management in a conference 3) media control for audio@ video and data 4) floor control for audio@ video and data 5) conference policy c) Identify possible routes to standardization by: 1) Adopting existing and emerging standards@ e.g. OMA@ IETF@ W3C. 2) Modifying and enhancing existing and emerging standards. 3) Developing of new standards.