Monday 18 April 2016

Wireless Transmission

 

Wireless Transmission

Advantages                                  Disadvantages

nonexpensive                             prone to interference
easy to install                             influenced by environment
covers a wide are                       sensitive


Wave Lengths

Wave length distance shows the of the wave. E.g. shorter wave length is more damaging.
 
Types of wireless transmission

Wifi: radio waves- long waves suseptable to interference, cheap easy tio use (Range 20-50m).

 
Blutooth: radio waves - short waves- relys on peripherals and NFC tagging with chips (Range 10m).

 
Cellular Radio: System for moblie phones - broadcast for mobile phones (200kb/s-2mb/s).

 
Microwaves: Directional, short waves - needs line of sight for transfer- faster with optical fibre. 


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