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CoMmUnIcAtIoN dEvIc3S (Wireless (Includes bluetooth, free-wifi_150x150,…
CoMmUnIcAtIoN
dEvIc3S
Wireless
Includes bluetooth
Can create wireless networks between computers and phones
Can be used to interact with other devices wirelessly
Collective term for technology that transfers data via air rather than wires
USB
Universal Serial Bus
Range from printers to storage devices
USB 3.0 stores up to 5000Mbps
USB 3.1 can store up to 10Gps
Bluetooth
Creates a 10-metre radius wireless network
Operates in 2.4GHz spectrum
Intended as a wireless replacement for cables
A wireless technology
Ethernet
One of the most popular forms
Refered to asIEEE 802.3 protocol.
Most popular form of cabled network
Commonly known as LAN
Modems
Allows computer to send and receive info
Doesn't require analog to digital conversion anymore
Broadband modems reach significantly higher speeds than dial up modems
Uses advanced signalling devices
Firewire
Developed by Apple (80's)
Supported up to 400 > 800Mbps
Supported isochronous data
Could connect up to 63 external devices
Infra-Red
Range of around 30 feet
Require line of sight
Split into three categories
Small part of light spectrum
