IEEE 802.11 is part of the IEEE 802 set of local area network (LAN) technical standards, and specifies the set of medium access control (MAC) … 詳細

802.11 technology has its origins in a 1985 ruling by the U.S. Federal Communications Commission that released the ISM band for unlicensed use.
In 1991 NCR Corporation/AT&T (now Nokia Labs and 詳細

Across all variations of 802.11, maximum achievable throughputs are given either based on measurements under ideal conditions or in the layer … 詳細

The datagrams are called frames. Current 802.11 standards specify frame types for use in the transmission of data as well as management and control of wireless links.
Frames are divided into … 詳細

In 2018, the Wi-Fi Alliance began using a consumer-friendly generation numbering scheme for the publicly used 802.11 protocols. Wi-Fi … 詳細

802.11-1997 (802.11 legacy)
The original version of the standard IEEE 802.11 was released in 1997 and clarified in 1999, but is now … 詳細

802.11b, 802.11g, and 802.11n-2.4 utilize the 2.400–2.500 GHz spectrum, one of the ISM bands. 802.11a, 802.11n, and 802.11ac use the more heavily regulated 4.915–5.825 GHz band. These are commonly referred to as the "2.4 GHz and 5 GHz bands" in most … 詳細