Question

____ is the process of non-linear compression and expansion of analog electronic signal.

a.

Quantization

b.

Companding

c.

Pulse code modulation

d.

Modulation

Posted under Cognitive Radio

Answer: (b).Companding Explanation:Companding is the process of non-linear compression and expansion of analog electronic signal. The dynamic range of the signal is compressed at the transmitter and is expanded to the normal range at the receiver. It helps in the preservation of information content.

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Q. ____ is the process of non-linear compression and expansion of analog electronic signal.

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