无线局域网标准 无线局域网标准： 802.11 b/a/g/n/ac/ax(Wi-Fi 6,Wi-Fi 6E) IEEE 802.11ax is the successor to 802.11ac, marketed as Wi-Fi 6 (2.4 GHz and 5 GHz) and Wi-Fi 6E (6 GHz) by the Wi-Fi Alliance. References: https://en.wikipedia.org/wiki/IEEE_802.11