What are the issues regarding 3G for providers and users?
3G has successfully been introduced in Europe. But several issues continue to hamper its growth.
High spectrum licensing fees for the 3G services.
Huge capital required to build infrastructure for 3G services.
Health impact of electromagnetic waves.
Prices are very high for 3G mobile services.
Will 2G users switch to 3G services.
Takes time to catch up as the service is new.
In how many countries does 3G exist?
There are about 60 3G networks across 25 countries. In Asia, Europe and the United States, telecom firms use Wideband Code Division Multiple Access (WCDMA) technology. The WCDMA standard provides seamless global evolution from today's GSM with support of the worlds' largest mobile operators.
WCDMA technology is built on open standards, wide ranging mobile multimedia possibility, and vast potential economies of scale with the support of around 100 terminal designs to operate 3G mobile networks.
3G services were introduced in Europe in 2003.
Image: A man browses through a 3G mobile phone at the Singtel shop during its first day sale of its equipment in Singapore. | Photograph: Roslan Rahman/AFP/Getty Images
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