The difference between WIFI and WLAN
Although mobile phone traffic is very cheap now, connecting to wifi at home is still the mainstream choice, and when you connect to the router’s wifi, you will find that the phone is set to write "WLAN", so wifi and wlan are the same thing? What's the difference?
The full name of WLAN is wireless localarea networks, which is a system that uses radio frequency technology for data transmission. The emergence of this technology is used to make up for the shortcomings of wired local area networks. It has achieved the purpose of network extension and enables wireless local area networks to use simple access The architecture allows users to use it to realize a wireless network and a smooth network without distance restrictions.
The full name of wifi is wireless fidelity, which is a wireless network communication technology based on the IEEE 802.11 series of standards. The purpose is to improve the interoperability between wireless network products based on the IEEE 802.11 standard. It is owned by the wifi alliance.
Simply put, wifi is a wireless networking technology. In the past, computers were connected through the network, but now they are connected through radio waves.
In terms of inclusion relationship, wifi is a standard of wlan. wifi includes wlan, which is a technology in the use of wlan protocol. The biggest advantage of wifi is that the transmission speed is higher and the coverage area is small. It is suitable for home, office, etc. In the area, wlan has a wider coverage and is applicable to places with a wider area, such as schools, airports, shopping malls and other public areas.
If you are troubled by WiFi, you can use a wifi jammer. It can block WiFi signals, mobile phone signals, GPS signals, etc.
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