King's ability as a unifier, also similar to the functionality of Bluetooth technology now. such as computer and phone in to transfer data wirelessly.while the Bluetooth logo comes from the unification of two German letters are analogous with the letter H and B (short for Harald Bluetooth).Beginning as a technology of Bluetooth is a wireless communication (without cable) that operate in the 2.4 GHz unlicensed frequency band ISM (Industrial, Scientific and Medical). by using a frequency hopping transceiver capable of providing voice and data services in ral time between bluetooth host-host with limited distance (about 10 meters). A card that uses Bluetooth radio frequency standard IEEE 802.11 with a limited range of services. Lower ability to transfer data from card to wireless local area network (WLAN).Bluetooth formation promoted by 5 large companies Ericsson, IBM, Intel, Nokia and Toshiba. formed a Special Interest Group (SIG) that melucurkan this project. In July 1999 document the Bluetooth specification version 1.0 was launched. In December 1999 at the start again making the Bluetooth specification document version 2.0 with the addition of four new promoter, namely 3Com, Lucent Technologies, Microsoft and Motorola. Currently, more than 1800 companies in various fields to join in a konsersium as Bluetooth technology adopter. Although the standard Bluetooth SIG is currently owned by a group promotr, but is expected to become an IEEE standard (802.15).
by elfian
