UMTS Future3.5G is also on the horizion, and will be the GPRS of 3G, providing faster rates to a mobile device, while 4G is due around 2010. 3.5G will use HSPDA, or High Speed Downlink Packet Access, which increases the downstream transfer capability to 10Mbit/s.
The main driving force in the marketing arena of UMTS is the possibility for video conferencing, with video calling being less popular than expected, it remains to be seen whether there’s a market for video conferencing in the future. Of course there are many other uses for UMTS, such as music downloads, video downloads, rich content websites, etc, and as mobile devices capability and power increase, so will features and uses. High speed mobile data links will encourage device manufactures to create feature rich handsets as soon as possible, proof of this can be seen already with the latest 1.3MP on phone cameras.