Chao: Created page with "=== Wi-Fi === thumbnail Wi-Fi and Bluetooth Bluetooth, common deployment in the 2.4GHz ISM common frequency band, WIFI other standard and frequency can refer t..."

2020-05-28T06:01:01Z

Created page with "=== Wi-Fi === thumbnail Wi-Fi and Bluetooth Bluetooth, common deployment in the 2.4GHz ISM common frequency band, WIFI other standard and frequency can refer t..."

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=== Wi-Fi ===
[[File:03.png|thumbnail]]
Wi-Fi and Bluetooth Bluetooth, common deployment in the 2.4GHz ISM common frequency band, WIFI other standard and frequency can refer to the following table:

== Protocol Compare ==
[[File:802.11 band.png|thumbnail]]
{| class="wikitable sortable"
|-
! Type !! Band !!Conditon !! Channel Speed !! Maximium Speed !! Actual Speed !! Note
|-
| 802.11/n || 2.4/5G (low speed 5G) || 4 channels, 40Mhz || 150Mbps || 600Mbps || ~300 Mbps
|-
| 802.11/ac || 5G || 4(up to 8) channels, 40Mhz (up to 166Mhz) || 866Mbs || 8*866Mb (7Gbps) || ~3Gbps || Support mutiple user
|}
* Most cell phone work at 150Mbps, mutiple phones will connect to route, then route will work at 150Mbps
* 802.11ac 1T1R (433Mbps)
* 802.11n 2T2R (300Mbps)

[[category: WIFI]]

WIFI Standards - Revision history

Chao: Created page with "=== Wi-Fi === thumbnail Wi-Fi and Bluetooth Bluetooth, common deployment in the 2.4GHz ISM common frequency band, WIFI other standard and frequency can refer t..."