Bluetooth

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Bluetooth

  1. 1. BLUETOOTH By R.Rani
  2. 2. What is bluetooth?• Bluetooth is short range and low power wireless technology.• It is developed for exchanging data over short distances.• It was primarily designed to support simple wireless networking of devices and peripherals.• The wireless signals that are transmitted by bluetooth cover short distances of up to 30 feets
  3. 3. History
  4. 4. The networks of bluetooth featuredynamic topology called PAN or piconet.A piconet is a network that is createdusing a wireless Bluetooth connection."piconet" literally means "very smallnetwork.“Piconets can include anywhere from twoto eight devices.
  5. 5. piconet
  6. 6. Even though the bluetooth standard willutilise the same 2.4Ghz range as 802.11band 802.11g,the technology isn’t suitable forwi fi replacements.When compared to wi fi bluetooth is muchslower,limited in range and actuallysupports less devices.
  7. 7. • The technology is more popular with cellphones.• To use bluetooth your Cellphone will need to have It enable.
  8. 8. Future of bluetooth• Upcoming devices are utilising bluetooth.• The wireless controller will be bluetooth enable,which wil give players the cutting edge.• As technology gets bigger and bigger you can expect bluetooth to advance stage.
  9. 9. Future of bluetooth
  10. 10. Key learning points• Bluetooth is energy efficient.• It doesnot require line of sight.• Bluetooth can have a range up to 100 meters.• Bluetooth utilises frequency hoppinf technic.• All bluetooth devices are capable of transmitting voice.
  11. 11. • There are 2 types of channels with bluetooth• Sco• Acl• To avoid collision and timing problems sco links are resolved slots set up by master.

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