ECTLS - Comment fonctionne le wifi dans un avion ? - Vidéo Dailymotion

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Transcript

00:00But how does Wi-Fi work in a plane?

00:03A plane offers internet access to passengers

00:06thanks to telecommunications satellites.

00:08When aircraft fly at cruising altitude,

00:11the plane's antenna connects to geostationary-orbit satellites.

00:16These satellites send signals to telecommunications relays

00:19that the plane's antenna can detect.

00:21The Wi-Fi access point creates Wi-Fi coverage areas

00:24strategically placed in the plane

00:26to meet passengers' expectations.

00:30NASA Jet Propulsion Laboratory, California Institute of Technology