Evolution of IEEE 802.11 Standard
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Evolution of IEEE 802.11 Standard 1. 802.11-1997: The original Wi-Fi protocol with a maximum speed of 2 Mbps in the 2.4 GHz band. 2. 802.11a: Introduced 54 Mbps speeds using the less congested 5 GHz band. 3. 802.11b: Popularized Wi-Fi with up to 11 Mbps speeds on the more crowded 2.4 GHz band. 4. 802.11g: Combined the best of 802.11a and b, offering 54 Mbps speeds in the 2.4 GHz band. 5. 802.11n (Wi-Fi 4): Integrated MIMO technology for speeds up to 600 Mbps and operation across both 2.4 and 5 GHz bands. 6. 802.11ac (Wi-Fi 5): Enhanced MIMO (MU-MIMO), achieving several Gbps speeds in the 5 GHz band. 7. 802.11ad: Introduced short-range, high-speed Wi-Fi up to 7 Gbps in the 60 GHz band. 8. 802.11ax (Wi-Fi 6):Improved efficiency and speeds with support for both 2.4 and 5 GHz bands, targeting both capacity and efficiency. 9. 802.11ay: An enhancement of 802.11ad, aiming for even higher speeds and better reliability in the 60 GHz band. 10. 802.11be (Wi-Fi 7): Future standard expected to en