GPRS And 3G, ComparisonGPRS VS 3G.
General packet radio switching (GPRS) is a Mobile Data Service available to users of Global System for Mobile Communications (GSM) and IS-136 mobile phone. General Packet Radio Service data transfer is typically charged per megabyte of data transferred, while data communication via traditional circuit switching is billed per minute of connection time, regardless of whether the user has actually transfer data or has been in a state of alert. GPRS can be used for services such as Wireless Application Protocol (WAP) access, Short Message Service (SMS), Multimedia Messaging Service (MMS), and Internet communication services such as email and World Wide Web access.
GPRS is a packet-switched, which means that multiple users the same transmission channel, only transmitting when they have data to send. Thus the total available bandwidth can be immediately dedicated to those users who are actually sending at any given moment, providing higher utilization where users only send or receive data. Web browsing, receiving e-mails as they arrive and instant messaging are examples that require the use of internet data transfer, which utilizes available bandwidth sharing.
Such as GPRS, 3G wireless communication service also. ITU specifications for 3G is the third generation (analog cellular was the first generation, digital PCS the second generation) mobile communication technology. 3G promises increased bandwidth. 3G will work over wireless air interfaces such as GSM, TDMA, and CDMA. It gives you the ease of a continuous connection to the Internet via a Tablet PC or Notebook and Mobile.
3Gstands for third generation wireless, which is nearly seven times as fast as a standard dial-up connection. You can enjoy your mobile online activity, at work or play, with a faster pace than previously before.3G allows for higher call volumes and supports multimedia data applications such as video and photos.
3G video calling facility you can now actually see the person on the other side! As long as both people have a 3G phone you no longer have to imagine what they are doing, because you can face to face with them.
If you have left your office and forgot to send e-mail is important, you are now able to quickly and efficiently perform this function directly by using your mobile phone.
Speed and quality of 3G really contributes to improving the quality of the film through a mobile device. You can now view the latest movie trailers, and interviews, download ring tones, and much more.
With sound and outstanding video quality, 3G mobile phone you can see the highlights from your favorite games and you will always have access to the latest scores.
You can download songs, music videos and interviews, hear your own ring tone through your phone as a necessity.
3G is an exciting new technology that is being incorporated into mobile devices worldwide. Users are now able to meet face to face person-to-person through calls, download data and perform various other tasks, they never imagined all done through their 3G mobile phones.