BLUE TOOTH

Blue tooth is open wireless protocol for exchanging data over short distances from fixed and mobile devices creating personal area networks(PANs)..some intresting information about this technology is given below

• Blue tooth uses a radio technology called FREQUENCY-HOPPING SPREAD SPECTRUM which chops up the data being sent and transmit the chunks of it on up to 79 frequency
• The name blue tooth arises due to an intresting fact..blue tooth is a name of the tenth century king Harald 1 of Denmark and Norway who united dissonant Scandinavian tribes into a single kingdom.The implication is that Bluetooth does the same with communications protocols, uniting them into one universal standard.
• It has many applications ...it is used in mobiles,hands-free head set,GPS receivers,medical equipments,bar code scanners,traffic control devices and more...