WCDMA - Its a 3G wireless technology. WCDMA stands for Wideband Code Division Multiple Access. Its a radio access technology for UMTS.
WCDMA provides data rates of 2Mbps for stable users and around 384 Mbps while travelling.
But with HSDPA combined with WCDMA, a user can get data rates upto 14.4 Mbps in Downlink and 5.8 Mbps in Uplink.
WCDMA is a successor to GSM. It uses IMS as its underlying core Network structure.
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