Bluetooth technology is a kind of close range wireless communication standard, by Ericsson, Intel, nokia, composed of five big companies such as Toshiba and IBM Special interest Group (SIG, Special Interests Group) may jointly formulated in 1998. Launch bluetooth SIG aims to realize high data transfer rate of 1 MB/s (effective transfer rate of 721 KB/s), the maximum transmission distance is 10 m wireless communication, and form a unified world close range wireless communication standard. Bluetooth technology can provide low-cost, low-power wireless access, and is considered one of the major advances in wireless data communications in recent years
Bluetooth technology is currently the only recognized and leading short-range wireless technology, widely used in the personal network devices such as mobile phones, personal computers, handheld computers, headsets and car hands-free system, etc. Because of the bluetooth technology is designed for personal web application, by improving the technology can increase the bluetooth technology in other areas of new applications, such as environment sensing sensor (scenarios), the application of audio stream and multiplayer games and individual file sharing, etc.
Its ubiquitous application scene and good development trend have attracted the attention of IT industry and consumers. Mobile phone, PDA, the participation of home appliances manufacturers also make the bluetooth technology and wider application fields, it can be applied to wireless devices (PDA, mobile phone), image processing equipment (camera, scanner), security products, smart card, identity recognition), consumer entertainment (headphones, games), automobile products (GPS), power system, household electrical appliances (TV sets, refrigerators, medical fitness, building, toys and other fields.
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