1G 2G 3G 1G- First-generation wireless, telephone technology, cell phones. 2G - Digital mobile phones, including those that use GSM, CDMA or TDMA networks data-transfer rates 9.6 kb/s to 19.2 kb/s. 3G-Handle streaming video, two-way voice over IP, and Internet content with high-quality graphics and plug-ins to a wireless phone. maximum data rate of 2 Mb/s. The first commercial launch of 3G by NTT DoCoMo in Japan on 1 October 2001
What is 3G 3G (Third Generation) is the latest wireless technology It is also known as UMTS (Universal Mobile Telecommunications System) 3G phone was designed so users would be able to surf the fast Internet. It providing wireless access to the data & information to the user from anywhere & at anytime.
3G Standards NAME DESCRIPTION GEOGRAPHICALAREA • Evolutionary EDGE upgrade to GSM/GPRS Worldwide, except Japan and South Korea • Evolutionary CDMA2000 upgrade to Americas, Asia, Some cdmaOne(IS-95) others • Family of Worldwide, Europe & UMTS revolutionary China upgrade to GSM • Short-range; DECT standard for Europe, USA cordless phones
11 December 2008, India entered in 3G First service provider MTNL in Delhi and later in Mumbai BSNL launched 3G services on 22 Feb 2009 to the nation wide 3G Spectrum allocated to all private operators on 1 September 2010 Government has already earned 67,719 crore (US$15.1 billion) from the 3G spectrum auction The first Private-sector service provider that launched 3G services is Tata DoCoMo, on November 5, 2010 BSNL is the most successful company in 3G services. It has more than 3 million users of its 3G service with widest coverage around 826 cities across the country
Advantages of 3G 3G technology works up to 2Mbps 3G cellular phones also have conventional voice, fax and data services, as well as high-resolution video and multimedia services Fastest mobile office services such as virtual banking and online-billing, video conferencing, online entertainment, Telemedicine, and access to the Internet Able to Watch television on the phone Video calling with other people who also use the same 3G technology