Question

Which of the following metrics is considered for spread spectrum method?

a.

SNR

b.

SNR, SFDR

c.

SNR, SFDR, NPR

d.

SNR, NPR

Posted under Cognitive Radio

Answer: (c).SNR, SFDR, NPR Explanation:Spread spectrum uses SNR, SFDR and NPR for performance analysis. SNR is affected by small signals in an environment of strong interference. SFDR is degraded due to spatial filtering. NPR is affected by inter-channel cross talk.

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Q. Which of the following metrics is considered for spread spectrum method?

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