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5103170
mobile phone connections
Descrição
describe phone connections
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Mapa Mental por
Matthew Owen
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Matthew Owen
mais de 8 anos atrás
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mobile phone connections
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
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
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)
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