To Technology Wi-Fi was 22 years

In September 22 years from the date of emergence of the standard 802.11b known as Wi-Fi were executed. Actually, today it became the main way of access to Internet. By data Cisco Systems, Inc., through Wi-Fi-networks there passes a half of a world Internet traffic, to Russian Federation this indicator reached 52%, having left wire and cellular connections. For last two decades the standard of Wi-Fi endured a number of modifications. In 2009 appeared 802.11n (Wi-Fi 4), devyatikratno having increased the maximum speed of transfer, with 54 to 450 Mbps. In 2013 in the standard of Wi-Fi 5 maximum speed exceeded 1 Gbit / page. Now in large quantities...