Bluetooth is a wireless technology used to connect devices over a short distance.
It allows devices to send and receive data without cables.
What Bluetooth is used for?
Bluetooth is commonly used to:
Connect phones to earphones/headsets
Share files between phones
Connect keyboard, mouse, speaker, smartwatch to a phone or computer
Connect devices in cars (hands-free calling, music)
It works using radio waves over a short range (usually about 10 feet).
Who invented Bluetooth?
Bluetooth was invented in 1990s by Dr. Jaap Haartsen, an engineer working at Ericsson, a Swedish telecommunications company.
The name “Bluetooth” comes from a Viking king, Harald Bluetooth, who united Denmark and Norway just like Bluetooth technology unites different devices.
Why is it called “Bluetooth” ?
Harald Blaatandtranslated in English means “Bluetooth”
A.D. 940-981
a king of Denmark and Norway
Brought Christianity to Scandinavians to harmonize their beliefs with the rest of Europe.
symbolize the need for harmony among manufacturers of WPANS around the world.
Bluetooth
