Bluetooth is often a wireless technology normal for exchanging facts over brief distances (making use of brief-wavelength UHF radio waves inside the ISM band from 2.4 to 2.485 GHz) from fixed and mobile devices, and developing individual location networks (PANs).
Source: Wikipedia
Intriguing story
Bluetooth was created by Ericcson that is a Danish business. They named it following a Danish king, whose nickname was Bluetooth simply because he brought the Danish tribes together.
Which is type of misleading, because it's not solely truthful. Bluetooth was made by Ericsson (pre-Sony Ericsson) and that is A serious Swedish telecommunication organization. They named if after the Danish Viking king, Harald Blåtand. Harald Blåtand was the king who transformed through the belief in The traditional Norse Gods and Goddesses to The only God of Christianity. Blåtand translated to English, actually means Bluetooth, to make sure that's how they came up Using the identify.
In case you look at the Bluetooth image, there is a Runic inscription in it. The two traces sticking out with the back of your B truly represent a Runic H. The B is, definitely, a Runic B. Harald Blåtand's initials type the image of modern entire world's Bluetooth!
Bluetooth is supervised from the Bluetooth Distinctive Curiosity Team (SIG), which incorporates over twenty five,000 member businesses from the regions of telecommunication, computing, network, and devices.The IEEE standardized Bluetooth as IEEE 802.fifteen.1, but no sustains the typical a little bit lengthier. The Bluetooth SIG oversees growth of your specification, manages the qualification system, and shields the logos. A company have to satisfy Bluetooth SIG benchmarks to market it to be a Bluetooth gadget. A network of patents link Along with the technology, which can be Accredited to precise qualifying equipment.
The Bluetooth Main Specification Working Team (CSWG) produces primarily Four types of technical specs:
The Bluetooth Core Specification, launch cycle is often a number of years between
Main Specification Addendum (CSA), release cycle is often as tight as several instances annually
Core Specification Dietary supplements (CSS), may be launched very quickly
Errata
Bluetooth and WiFi
Bluetooth and Wi-Fi (the manufacturer for products and solutions applying IEEE 802.eleven benchmarks) entail some equivalent programs: establishing units, printing, or going documents. Wi-Fi is supposed as an alternative for broadband cabling for normal geographic spot network attain use of in perform locations or home. This team of programs might also be referred to as wi-fi geographic spot web sites (WLAN). Bluetooth was suitable for lightweight equipment and its have programs. The team of purposes is specified as being the mobile private space network (WPAN). Bluetooth is an upgraded for cabling in quite a few transported applications in just about any creating in human being, and in addition is effective for set site applications for example smart Strength features in the home (thermostats, and many others.).
Wi-Fi and Bluetooth are relatively complementary inside their apps and use. Wi-Fi is access level-centered commonly, with an asymmetrical consumer-server reference to all website traffic routed in the access level, even though Bluetooth is symmetrical ordinarily, phonak in between two Bluetooth gadgets. Bluetooth functions very well in simple applications exactly where two units ought to hook up with small design identical to a button push, just like headsets and handheld remote control controls, when Wi-Fi fits superior in apps wherever some extent of purchaser development is significant and doable premiums of pace might be expected, specifically for network get usage of by means of and achieve entry to node. Nonetheless, Bluetooth accessibility details do exist and advert-hoc connections are attainable with Wi-Fi however much less simply very like Bluetooth. Wi-Fi Direct was just lately made to incorporate a far more Bluetooth-like advert-hoc characteristics to Wi-Fi.