Wi-Fi Direct standard allows wireless networks without the equipment can be connected through wireless router. And bluetooth technology similar to the standard allow wireless equipment, with point-to-point form, but in a transmission speed interconnect with transmission distance than bluetooth is a sharp ascent.
Initially, Wi - Fi league this new standard name "Wi - Fi peer to peer," - finally - WiFiDirect denominate is, face the various Wi - Fi equipment, from computer to computer peripherals, mobile phones, to the home appliance and so on. Meets the standard equipment without hot and routers, it can be convenient and other equipment realize directly connected, transmits data or sharing application. Wi - Fi Direct can support a pair of has been even, also can achieve multiple devices also connected, and Wi - Fi Direct standards will support all Wi - Fi equipment, from 11 / b/g to 11n, different standard Wi - Fi equipment directly between can also interconnected.
Main advantage: transmission rate is high, compatible with the original equipment
Main drawback: power consumption than high (bluetooth)
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