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What is the difference between 2.5G frequency and 5G frequency used in Wi-Fi? #12

Open chulheelee-hub opened 2 years ago

chulheelee-hub commented 2 years ago

What is the difference between 2.5G frequency and 5G frequency used in Wi-Fi?

chulheelee-hub commented 2 years ago

The 2.5G frequency used by Wi-Fi can send far distances. However, it is not possible to send a lot of data with standard modulation of 2.5G frequency (BPSK~64QAM).

Although the reach is short at 5G frequency, a lot of data can be sent with standard modulation (BPSK~256QAM). This is an image