Bluetooth is a wireless technology standard for exchanging data over short distances.
Invented by telecom vendor in 1994, it was originally conceived as a wireless alternative to RS-232 data cables. It can connect several devices, overcoming problems of synchronization.
Bluetooth is managed by the Bluetooth Special Interest (SIG), which has more than 20,000 member companies in the areas of telecommunication, computing, networking, and consumer electronics.
A network of patents is required to implement the technology, which is licensed only for that qualifying device.