:

Bluetooth

Bluetooth

  IR (Infra-RED)


  , 4mb/s   , ( ) ,
 Half-Duplex ( )

Bluetooth
Bluetooth IR , , , ..... Ericsson 1994
Bluetooth  IR
Harald Bluetooth
IEEE (Institute of Electrical and Electronics Engineers)
802.15 ( )
.
10 (32 ) 24mbps, 2.4GHz  


1Watt 3 Watt .
( Bluetooth )
Bluetooth 7 (10 (



( 1600 ( .
( 7 )

 


, Bluetooth :
Bluetooth .

 



Bluetooth
Bluetooth :
Bluetooth 1.0 – 1.0B:

Bluetooth 1.1:
(1.0B)
Bluetooth 1.2:
(1.1)
720kbps, .
Bluetooth 2.0 + EDR:
2004 (1.2)   3mbps
(EDR) Bluetooth 2.0 , :
EDR: Enhanced Data Rate
Bluetooth 2.1 + EDR:
2007 .


Bluetooth 3.0 + HS:
2009 24mbps
HS (High Speed) .


Bluetooth 4.0:
4.0 , 2010 .
-     Bluetooth :
Device Name
Device Class
List of Services
Technical Information ( , , ,....)



-     ( )
48 bit .

-     Bluetooth bonding pairing
Bluetooth
.

-

 

 : 08/24/2011  |    : 2011-08-24 14:38:04