What is Bluetooth

What is Bluetooth

ABSTRACT:

The Bluetooth wireless connectivity technology was originally envisioned in 1994 by the Swedish phone equipment maker Ericsson as a way for mobile devices to communicate with each other at short ranges -- up to 30 feet, or 10 meters. In 1998, Ericsson, IBM, Intel, Nokia, and Toshiba formed the Bluetooth Special Interest Group consortium to develop a royalty-free, open specification for short-range wireless connectivity. Since then, more than 2000 companies have joined the Bluetooth SIG, including virtually all manufacturers of phone, computer, and PDA equipment.

While Bluetooth is positioned as a replacement for cable, infrared, and other connection media, it offers a variety of other services, and creates opportunities for new usage models. For instance, it's also a good technology for synchronizing devices. It works quietly, unconsciously, and automatically in the background.

"Bluetooth" was the nickname of Harald Blåtland II, king of Denmark from 940 to 981, who united all of Denmark and part of Norway under his rule. A runic stone has been erected in his capital city, Jelling. The runes say:

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