Wi-Fi
Introduction
By the brand name Wi-Fi a WLAN is specified which is certified by the Wi-Fi alliance. The information in the table shows the maximum data rate which is possible. In reality, the data rate depends on the used device, the Wi-Fi router, the distance between the devices and the number and quality of the antennas used.
Wi-Fi standards
| Name | IEEE Standard | Released | Frequency | Maximaum Data Rate |
|---|---|---|---|---|
| Wi-Fi 1 | 802.11 | 1997 | 2.4 GHz | 2 MBit/s |
| Wi-Fi 2 | 802.11 b | 1999 | 2,4 GHz | 11 MBit/s |
| Wi-Fi 3 | 802.11 g | 2003 | 2.4 GHz | 54 MBit/s |
| Wi-Fi 4 | 802.11 n | 2009 | 2.4 / 5 GHz | 600 MBit/s |
| Wi-Fi 5 | 802.11 ac | 2013 | 5 GHz | 6.9 GBit/s |
| Wi-Fi 6 | 802.11 ax | 2019 | 2.4 / 5 GHz | 9.6 GBit/s |
| Wi-Fi 6E | 802.11 ax | 2020 | 2.4 / 5 / 6 GHz | 10.8 GBit/s |
| Wi-Fi 7 | 802.11 be | 2024 | 2.4 / 5 / 6 GHz | 23 GBit/s |
Calling via Wi-Fi by Smartphone
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