Presented by:Shankar Singh Yadav

Guided by:Mr. Simrat Singh Gill

OUTLINE

What is Bluetooth?

What kinds of devices use Bluetooth?

What are the advantages of Bluetooth?

What is the maximum range of Bluetooth

devices?

How do Bluetooth devices avoid interference

with other devices?

WHAT IS IT?

Bluetooth is an industry specification for short

range data transmission between personal

devices

HISTORY

1998 – Bluetooth Special Interest Group formed

1999 – Bluetooth 1.0 specification released

2000 – First mobile phone and headset

2004 – Bluetooth 2.0 specification released

2006 – Bluetooth SIG announces integration

with WiMedia Alliance version of UWB

Nearly 2 billion products shipped in 10 years

(1998-2008)

Bluetooth Devices

SPECIFICATIONS

2.4 GHz frequency band

Frequency hopping

1-3 Mbps data rate

3 Classes

– Class 1 – 100 meter range

– Class 2 – 10 meter range

– Class 3 – 1 meter range

ADVANTAGES

Low cost

– Chips cost under $3

Easy synchronization

Low power usage

SECURITY

Bluebugging, Bluesnarfing, Bluejacking no

longer a threat

– Only affects older devices

– Patches

Tips

– Non-Discoverable Mode

– Only pair with known devices, do not pair in

public

– Change your PIN

WIMEDIA ALLIANCE

March 16 - Agreed to a technology transfer with

Bluetooth SIG

UWB prototypes running Bluetooth protocol

480 Mbps

Low power usage

BLUETOOTH 3.0

Announced April 21, 2009 (Today)

Uses Wi-Fi to achieve faster data transfer

speeds

24 Mbps

Bluetooth used to pair devices

Data transfer handed off to Wi-Fi

– Both devices must have Wi-Fi

– Otherwise uses Bluetooth for data transfer

FUTURE

Phones may become an “all-in-one” device

– Retail

– Travel

THANK YOU

QUERRY