пятница, 25 мая 2012 г.

Bluetooth will go via Wi-Fi


During the World Congress in Barcelona, ​​mobile technology Bluetooth SIG industry group reported the development of new specifications providing for the transfer of Bluetooth protocol for Wi-Fi networks.





The speed of data transmission via Bluetooth is now sufficient to use the keyboard or headphones. But the transfer of this protocol a series of photographs in high resolution is easy to combine with the drinking of a cup of tea, and download music on a flash card dvuhgigovuyu can and go to sleep.





During those six years that Bluetooth has officially listed the standard for wireless personal organization environment, the speed of the protocol increased from 1 Mbit / s to 3 Mbit / s. Given the serious backlog of all other wireless standards, Bluetooth SIG group in the recent past made ​​attempts to cross and Bluetooth technology for ultra- broadband UWB.





UWB technology is based on the Wireless USB - Wireless USB standard. The last number of objective reasons for advancing with great creaking of the computer market. It is no wonder that Bluetooth on the basis of UWB as there were many difficulties, including the invasion of the national radio bands of radar stations, military and civil.





In general, to date, a Bluetooth UWB - this is not true. Therefore, the group began to develop new specifications and hopes to finish by mid- next year, according to EE Times. The updated specifications provide for the transfer protocol for Bluetooth Wi-Fi networks. Saving the operating frequency at the same level, and it is - 2. 4 GHz, includes the Bluetooth standard in the 802. 11b or g. In other words, at speeds up to 54 Mbit / s.





Moreover, the industry group plans to develop a universal add- MAC and PHY, providing the possibility of ' overlay ' Bluetooth wireless standard to any. When you send a ' heavy ' traffic controller automatically forwards Bluetooth to Wi-Fi, and in the slow mode due to the peripheral device returns to the low power and battery saving gadgets communication standard.



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