What is WCDMA full form and WCDMA means
WCDMA or W-CDMA’s full form is Wideband Code Division Multiplexing Access. In gsm network, Third generation(3G) is UMTS. Full form of UMTS is Universal Mobile Telecommunications System. As a gsm network, 3G has a radio access network and fixed core network, to support roaming for SIM cards. The core network has nodes (HLR, VLR, MSC, AuC, GGSN, etc.), those and connected to each other over wire interface. Core network uses SS7, GSM MAP, GTP, etc protocols for data, voice and SMS services. Radio network named as an access network, this includes NodeB and Radio Network Controller (RNC).