Today, with the rapid development of Bluetooth technology, more and more people choose Bluetooth products such as Bluetooth adapters and Bluetooth headsets. However what is Bluetooth? Bluetooth is a high speed wireless link technology that uses the radio waves. It is designed to connect the mobile phones, laptops, hand held devices and portable equipments with almost no work by the end users. Unlike infrared Bluetooth does not require line of sight between the connecting units. Bluetooth technology is a modified form of the current Wireless LAN technology and it’s more acceptable for its relative small size and low cost.

The current circuits are contained on a circuit board of 0.9 cm square and a much smaller single chip version is in development and soon it will be in use. The cost of the Bluetooth device is expected to fall rapidly. Bluetooth chip has to be equipped in many devices. In Bluetooth technology, small and inexpensive transceivers have been placed in the digital devices. The radio waves operate at 2.45 GHz band on the Bluetooth devices. Bluetooth supports the data speed up to 721 Kbps and 3 voice channels. The Bluetooth chip can either be built into the devices or it can be uses as an adapter. In computer it can be used with the USB port. Each Bluetooth device has a 48 bit address from the IEEE 802 standards and the Bluetooth connections can be either point to point or multipoint. Bluetooth range is 10 meter but it can be extended up to 100 meters by increasing the power.

Bluetooth devices are protected from the external interference because they change their frequency up to 1600 times in a second. Bluetooth radio technology provides the bridge between the existing data network. Bluetooth guarantees security at the bit level and the authentication is controlled by the end user by using 128 bit key. An important face of the Bluetooth technology is that it instantly forms a network when two or more devices come closer in the range of each other.

There is no doubt that Bluetooth have a great market. In addition to Bluetooth adapters and Bluetooth headsets, there are some other Bluetooth car kits selling hot. Your car needs some Bluetooth kits. These kits will dress your car more fashion. If you are a real fashionable people, please find a Bluetooth car kit for you car right now.

Internet reference:

http://www.articlesbase.com/networking-articles/bluetooth-technology-94151.html

Editor: Rowlin

News for Monday 08 February, 2010

How Bluetooth Technology Works

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