The Voice Call Continuity (VCC) solution adopts the IP Multimedia Subsystem (IMS) control model,and introduces VCC application into the IMS to control voice cal
The FuTURE 4G Time Division Duplex (TDD) trial system uses 3.5 GHz carrier frequency and several crucial technologies including broadband Multiple Input Multipl
The current telecom target network architecture with IP Multimedia Subsystem (IMS) as the core lacks the actual verification of existing large-scale networks an