Complete Protocol dictionary, glossary and reference
Wideband CDMA(WCDMA), also known as UMTS in Europe, is 3G standard for GSM in Europe, Japan and the United States. It's also the principal alternative being discussed in Asia. It supports very high-speed multimedia services such as full-motion video, Internet access and video conferencing. It uses one 5 MHz channel for both voice and data, offering data speeds up to 2 Mbps.
IMT-2000 direct spread