Bluetooth Technology

1. BLUETOOTH
TECHNOLOGY

2. What is this so called Bluetooth?
Bluetooth is a short-range and low power wireless technology
originally developed for exchanging data over short distances from
fixed andmobile devices, creating personal area networks.
It was originally conceived as
a wireless
alternative to data cables

3. Back in Time
2
The word "Bluetooth" is taken from the 10th century Danish King
Harald Bluetooth, he had been influential in uniting Scandinavian tribes into a
single kingdom.
Bluetooth was named so because this
technology is able to unite differing industries
such as the cell phone, computing,
andautomotive markets.

4.  Bluetooth was invented in 1994 by Ericsson.
 The company later started working with a larger group of companies
called the Bluetooth Special Interest Group, or "SIG," to develop the
technology into what it is today.
Timeline

5.  In 1999, Bluetooth1.0 wasreleased
 In 2004, Bluetooth2.0was released.
 In 2009, Bluetooth3.0withenhanced datarate (EDR)is released.
 In July2016, Bluetooth5.0 Core Specificationis released.
Timeline

6. • Telephones
• Headsets
• Computers
• Computer accessories
• LAN peripherals
• Multimedia Devices
Applications of Bluetooth

7. How does Bluetooth work?
When device isput indiscoverable mode, each device
only knows about itself.

8. How does Bluetooth work?
INQUIRY identifieswho else is in the range

9. How does Bluetooth work?
PAGING creates a linkbetween a device

10. How does Bluetooth work?
EXPANDING creates linkbetween followingdevices

11. Different phases of Bluetooth Hands free kit connection
Discovery
Pairing
Connection
Data
Synchronisation
Hello, I am
looking for
bluetooth
devices
Hello, I am
an available
Bluetooth
device

12. Discovery
Pairing
Connection
Data
Synchronisation
What is your
authentification
Code ?
1234…
This code has
to be typed on
your keyboard
Ok !
Now we are
paired
20
Different phases of Bluetooth Hands free kit connection

13. Discovery
Pairing
Detection of
Profiles
Connection
Data
Synchronisation
Ok, we are now
connected in
Hands-free.
I can do
hands-free.
22
Different phases of Bluetooth Hands free kit connection

14. Discovery
Pairing
Detection of
Profiles
Connection
Data
Synchronization
To complete
my phonebook,
I have to
synchronise
with your
contacts
Ok, I
transfer my
163 contacts.
23
Different phases of Bluetooth Hands free kit connection

15. Advantages & Disadvantages of Bluetooth
Advantages :
 It is cheap.
 Easyto installand use.
 It makes connecting to different devices convenient .
 It is wireless.
 It is free to use if the device is installedwith it.

16. Disadvantages :
 It can be hacked into.
 It only allows short range communication between devices.
 It can only connect two devices at once.
 It can lose connection in certain condition.
Advantages & Disadvantages of Bluetooth

17. Conclusion
A new global standard for data and voice
 EliminatesCables .
 Low Power, Low range, Low Cost network devices..
 Further improvements are planned to be made in
 Data Rates
 Power Reduction
 Range

18. Gratitude
THANK YOU!