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In which repeaters uplink is decoupled from the downlink?

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In which repeaters uplink is decoupled from the downlink?

(a) Regenerative

(b) Non regenerative

(c) Regenerative & Non regenerative

(d) None of the mentioned

This question was addressed to me in an interview.

Origin of the question is Noise Parameters topic in chapter Communication Link Analysis of Digital Communications

1 Answer

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The correct choice is (a) Regenerative

For explanation: The principal advantage of regenerative repeaters over non regenerative repeaters is that the uplink is decoupled from the downlink so that the uplink noise is not transmitted on the downlink.

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