mobile phone connections

mobile phone connections

1. GSM/ Global system for mobile telecommunication

   • It is a standard that is used to transfer voice and data to mobile phone networks
     • It has a maximum speed of 14.4 KBPS

2. GPRS/ Global packet radio service

   • It allows GSM networks to transfer data much faster from 56 to 11KBS
     • It uses the existing GSM networks at faster speeds as it transfer in packets
       • This is a good way to access the internet, but now can be seen a slow data connectopn

3. Connection types

   • 3G
     • It has become the most used and best way to access the internet on your phone
       • It was firstly made to make video calls on the road
         • Where the 3G coverage is poor is sends out signals constantly and will drain the battery
   • 4G
     • 4G has speed up to 5-7 times faster than 3G and has a is much faster at downloading and streaming
   • HSPA
     • HSPA is based on 3G and can support speeds up to 3MBPS and is useful for tv streaming
   • Different counties network
     • Different countries use different frequencies
       • Duel band, Tri-band, Quad-Band(Mostly America)