Wireless internet, or WiFi, on airplanes works in a similar way to WiFi on the ground. An airplane is equipped with a wireless router that creates a local network, and passengers can connect to this network using their devices, such as smartphones, tablets, or laptops.
The router on the airplane is connected to a satellite or an air-to-ground (ATG) system, which provides the internet connection. Satellite internet is provided through a satellite dish on the airplane, which sends and receives data from a satellite orbiting the earth. The ATG system uses a network of ground-based towers to provide the internet connection.
Once a passenger connects to the airplane’s WiFi network, their device can access the internet by sending and receiving data through the satellite or ATG system. The speed and reliability of the internet connection can vary depending on the technology being used, the altitude and location of the airplane, and the number of people using the WiFi at the same time.
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