24-09-2012, 10:08 AM
THIRD GENERATION (3G) WIRELESS TECHNOLOGY
3g technology.pptx (Size: 212.94 KB / Downloads: 58)
What is 3G Technology ?
3G technology is the latest in mobile communications.
3G stands for "third generation"
3G technology is intended for the true multimedia cell phone
Typically called smart phones -- and features increased bandwidth and transfer rates to accommodate Web-based applications and phone-based audio and video files
History
The first pre-commercial 3G network was launched by NTT DoCoMo in Japan
branded FOMA, in May 2001.
The first commercial US 3G
network was by Monet Mobile
Networks in 2003.
In 2008, India entered into 3G Mobile arena
with the launch of 3G enabled Mobile
services by (MTNL).
3G Advantages
Universal global roaming
Multimedia (voice, data & video)
Faster internet access
384 kbps while moving
2 Mbps when stationary at specific location
Video calling
Disadvantages
More Cost for connection
Separate 3G Cell phones are needed
3G Cell phones are more cost when compared to 2G cell