Bluetooth

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Bluetooth

Advantages

  • Communication between the two devices can be made secure with a key
  • It can work without a line of sight between the devices
  • Many portable devices now make use of the technology
  • Widely available
  • Licence not required
  • Can use a pass key

Disadvantages

  • Limited range
  • Only one connected device at a time
  • There is a limit on both the data transfer rate and the distance between the devices

Evaluation

Bluetooth: A protocol for wireless communication; Range of 10 metres; Line of sight not required; Currently 2Mbps but increasing —        Applications: Headset for mobile phone; Transferring files between phones; Using a laptop as a modem or transferring files

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