Welcome to my blog! :) this blog is devoted to giving an insight into the world of DIGITAL COMMUNICATIONS. This is a college project based blog and aims to please any visitor no matter if they are from college or not, Hal Chesher welcoming you!

Tuesday, 12 October 2010

WAP & GSM

Wireless Application Protocol (WAP)
The WAP standard describes a protocol suite allowing the interoperability of WAP equipment and software with many different network technologies, thus allowing the building of a single platform for competing network technologies such as GSM and IS-95 (also known as CDMA) networks.
Before the introduction of WAP, service providers had extremely limited opportunities to offer interactive data services, but needed interactivity to support now-commonplace activities such as:

  • Email by mobile phone
  • Tracking of stock-market prices
  • Sports results
  • News headlines
  • Music downloads
GSM (Global System for Mobile Communications)
GSM is the most popular standard for mobile telephony systems in the world, it is used by over 1.5 billion people spreading over across 212 countries. Within the GSM network there are five different cell sizes ranging from Macro, Micro, Pico, Femto and Umbrella cells.

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