Thursday 22 March 2012

Overview of LTE network



Mobile broadband is a reality today and is growing  fast, as members of the internet generation grow accustomed to having broadband access wherever they go, and not just at home or in the office. By 2016 there are expected to be close to 5 billion mobile broadband subscriptions worldwide. The majority of these will be served by HSPA and LTE  networks. LTE is continuously being developed to make sure that future requirements and scenarios are being met and prepared for in the best way

So, what is LTE? LTE stands for Long Term Evolution, its full name is 3GPP Long Term Evolution for the Universal Mobile Telecommunications System, or 3GPP UMTS LTE for short. Basically, LTE is the 3rd Generation Partnership Project which under UMTS group ( a group responsible for standardzing and improving the Universal Mobile Telecommunications System). The reason why LTE is taken seriously because it provides several significant benefits to currently high demand on communication system.
The main benefits which are provided by using LTE system are:

  • Higher Data Rates and Performance - It can be said so because one of the requirements on LTE is to provide a downlink peak rates at least 100Mbit/s. Thus, in LTE,  5-12Mbps in the forward link and 2-5Mbps in the reverse link can be easily achieved. Users will experience even better quality in interactive TV, mobile video blogging, advanced games, streaming and those activities involve in high bandwidth consumes.
  • Security -  LTE provides enhanced security through the implementation of Universal Integrated Circuit Card (UICC) Subscriber Identity Module (SIM) and associated robust and non-invasive key storage and symmetric key authentication using 128-bit private keys.
  • Wide range of terminals - In addition to various types of mobile devices and computer and consumer electronic devices will incorporate LTE embedded modules. Besides that, all these devices can have ubiquitous mobile broadband coverage from one day because LTE suppors handover and roaming to current mobile networks.

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