How often do cell phones transmit back to the base towers?

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How often do cell phones transmit back to the base towers?

2007-01-07 16:54:03 · 2 answers · asked by Ilooklikemyavatar..exactly 3 in Science & Mathematics ➔ Engineering

2 answers

Every two to four seconds, depending on the network you use.
Some cellphone have a small LED on the side, that flickers all the time: it is when the base and the phone "say hi to each other"!
(This is used to localise your phone in case of call, cost nothing and is only phone ID to base).

2007-01-07 18:56:47 · answer #1 · answered by just "JR" 7 · 0⤊ 0⤋

All the time(?)

2007-01-08 01:16:03 · answer #2 · answered by JAMES 4 · 0⤊ 0⤋