表1-Wi-Fi Generations |
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Generation/IEEE Standard | Maximum Linkrate 半双工 |
Adopted | Frequency | MIMO | Channel Width(MHz) | Modulation | 空间流 |
Wi‑Fi 6E (802.11ax) | 600 to 9608 Mbit/s | 2019 | 6 GHz | ||||
Wi‑Fi 6 (802.11ax) | 600 to 9608 Mbit/s | 2019 | 2.4/5 GHz | 20/40/80/80-80/160 | 1024QAM | 8 | |
Wi‑Fi 5 (802.11ac) | 433 to 6933 Mbit/s | 2014 | 5 GHz | MU | 20/40/80/80-80/160 | 256QAM | 8 |
Wi‑Fi 4 (802.11n) | 72 to 600 Mbit/s | 2008 | 2.4/5 GHz | SU | 20/40 | 64QAM | 4 |
WIFI3-802.11g | 6 to 54 Mbit/s | 2003 | 2.4 GHz | 不适用 | 20 | ||
WIFI3-802.11a | 6 to 54 Mbit/s | 1999 | 5 GHz | 不适用 | 20 | ||
WIFI2-802.11b | 1 to 11 Mbit/s | 1999 | 2.4 GHz | 不适用 | 20 | ||
WIFI1-802.11 | 1 to 2 Mbit/s | 1997 | 2.4 GHz | 不适用 | 20 | ||
(Wi-Fi 1, Wi-Fi 2, Wi-Fi 3, Wi-Fi 3E are unbranded[41] but have unofficial assignments[42]) |
表2
文章名称 | 网址 | ||||
Wi-Fi中文 |
https://zh.wikipedia.org/wiki/Wi-Fi | ||||
Wi-Fi英文 |
https://en.wikipedia.org/wiki/Wi-Fi | ||||
WLAN信道列表 |
https://zh.wikipedia.org/wiki/WLAN%E4%BF%A1%E9%81%93%E5%88%97%E8%A1%A8 | ||||
WIFI 6解密和速率计算 |
https://zhuanlan.zhihu.com/p/137298372 | ||||
不同的 Wi-Fi 协议和数据速率 |
https://www.intel.cn/content/www/cn/zh/support/articles/000005725/network-and-i-o/wireless.html | ||||
802.11常见标准及2.4GHz、5GHz Wi-Fi介绍 |
http://murata.eetrend.com/article/2017-11/1000956.html | ||||
5GHz频段的信道划分 |
https://m.k.sohu.com/d/490303684?channelId=1&page=1 | ||||
思科第二代 802.11ac 技术常见问题答疑 |
https://www.cisco.com/c/dam/global/zh_cn/products/products_netsol/wireless/pdf/802-11ac_qa.pdf | ||||
Wi-Fi 20mhz 和 40mhz 频段带宽的区别是什么? |
https://www.cnblogs.com/hester/p/7453581.html | ||||
正交频分复用 OFDM |
https://zh.wikipedia.org/wiki/%E6%AD%A3%E4%BA%A4%E9%A0%BB%E5%88%86%E5%A4%8D%E7%94%A8 |