Bluetooth technology [compatibility mode]

WelcomeWelcomeRespected friendsRespected friendsRespected friendsRespected friends

An introduction toAn introduction toBLUETOOTH TECHNOLOGYBLUETOOTH TECHNOLOGY

Presented by

AHSAN-UL-HAQ

ContextContext

�� Definition of BluetoothDefinition of Bluetooth

�� Overview of History Bluetooth Overview of History Bluetooth

�� How Bluetooth technology worksHow Bluetooth technology works

�� Time linesTime lines�� Time linesTime lines

�� Bluetooth enable Device Bluetooth enable Device

�� Classification Classification

�� Advantage of BT technologyAdvantage of BT technology

�� Disadvantage of BluetoothDisadvantage of Bluetooth

�� Bluetooth vs IrdBluetooth vs Ird

Definition of BluetoothDefinition of Bluetooth

�� Bluetooth is a short range Bluetooth is a short range

( 10( 10--100 m) and low price 100 m) and low price ( 10( 10--100 m) and low price 100 m) and low price wireless network system to wireless network system to replace cable and give replace cable and give connection between connection between consumer and devicesconsumer and devices

Overviews of Bluetooth HistoryOverviews of Bluetooth History

�� What is Bluetooth?What is Bluetooth?

Bluetooth is short range wireless Bluetooth is short range wireless communication technology.communication technology.

Why this name?Why this name?�� Why this name?Why this name?

it is taken from the 10it is taken from the 10thth century century Danish king Harald Blatand who Danish king Harald Blatand who unified Denmark and Norway.unified Denmark and Norway.

Overviews of Bluetooth HistoryOverviews of Bluetooth History

�� When does it appear?When does it appear?

1994 Ericsson study on the 1994 Ericsson study on the wireless wireless technology to link the technology to link the mobile phone & mobile phone & accessories.accessories.mobile phone & mobile phone & accessories.accessories.

�� 5 companies ( Toshiba, Nokia 5 companies ( Toshiba, Nokia Ericsson, IBM & Intel) joined to form Ericsson, IBM & Intel) joined to form the Bluetooth specially interested the Bluetooth specially interested group ( SIG ) in 1998 was named.group ( SIG ) in 1998 was named.

�� First specialization released in July First specialization released in July 1999. 1999.

How Bluetooth technology How Bluetooth technology worksworks

�� Bluetooth is high speed, low power Bluetooth is high speed, low power microwave wireless link technology microwave wireless link technology design to connect phones laptop and design to connect phones laptop and computers. computers.

�� Two Bluetooth devices can exchange Two Bluetooth devices can exchange �� Two Bluetooth devices can exchange Two Bluetooth devices can exchange their address and capability just after their address and capability just after coming with in the range of about 10 coming with in the range of about 10 m.m.

�� The BT can be either built into The BT can be either built into electronic devices. for instant in a pc electronic devices. for instant in a pc they can be builtthey can be built--in as PC card or in as PC card or externally attached via the USB port. externally attached via the USB port.

Time linesTime lines

�� 1994: Ericsson study complete/vision1994: Ericsson study complete/vision

�� 1995:Enginner work begin.1995:Enginner work begin.

�� 1998:Bluetooth (SIG) formed. 1998:Bluetooth (SIG) formed. Ericsson, Intel, IBM, Nokia & Ericsson, Intel, IBM, Nokia & Ericsson, Intel, IBM, Nokia & Ericsson, Intel, IBM, Nokia & Toshiba.Toshiba.

Bluetooth enable DeviceBluetooth enable Device�� Cordless phoneCordless phone

�� Intercom Intercom

�� HeadsetHeadset

�� FaxFaxFaxFax

�� Basic printer Basic printer

�� A/V remote controlA/V remote control

�� MobilesMobiles

�� Scanner Scanner

�� keyboard keyboard

OLD form of BLUETOOTH device

NEW form of BLUETOOTH device after modify

BLUETOOTH enable mouse

BLUETOOTH enable scanner

BLUETOOTH enable keyboard

BLUETOOTH enable toys

BLUETOOTH HANDFREE

BLUETOOTH enable digital camera

Classification Classification �� Classification of the device on Classification of the device on

the basic of power dissipated & the basic of power dissipated & corresponding maximum Range.corresponding maximum Range.

Power Power Range Range Power Power Range Range

Class IClass I 20 dBm20 dBm 100m100m

Class IIClass II 00--4 4 dBmdBm

10m10m

Class Class IIIIII

0 dBm0 dBm 1m1m

Advantage of BT technologyAdvantage of BT technology�� In addition to improving safety as In addition to improving safety as

result of elimination the clutter of result of elimination the clutter of wires and associated hazardous wires and associated hazardous connectio.Bluetooth wireless connectio.Bluetooth wireless technology also offers you many technology also offers you many convenient advantage.convenient advantage.convenient advantage.convenient advantage.

�� in Bluetooth network all the in Bluetooth network all the connection b/w the devices are connection b/w the devices are occurring immediately and invisible.occurring immediately and invisible.

�� BT makes wireless communication BT makes wireless communication and network b/w the devices in a and network b/w the devices in a small localized area. small localized area.

Disadvantage of BluetoothDisadvantage of Bluetooth

�� Bluetooth devices can not be connect Bluetooth devices can not be connect more than one devices at a time.more than one devices at a time.

�� Bluetooth has a low data rate Bluetooth has a low data rate

(1 MBps) in comparison it infra red (1 MBps) in comparison it infra red (1 MBps) in comparison it infra red (1 MBps) in comparison it infra red

( 4( 4--MBps)MBps)

Bluetooth vs IrdBluetooth vs IrdBLUETOOTH BLUETOOTH

�� Point to multipointPoint to multipoint

�� Data & voice Data & voice

Easier Easier

IrD IrD

�� Point to point Point to point

�� Intend for a data Intend for a data communication.communication.

�� Easier Easier

due to the oomi due to the oomi

direction .direction .

�� Range 10 mRange 10 m

communication.communication.

�� Both devices must Both devices must

have stationary for have stationary for connection.connection.

�� Range 1m.Range 1m.