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Processing gain is given as

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Processing gain is given as

(a) Wss/R

(b) Rch/R

(c) Wss/R & Rch/R

(d) None of the mentioned

The question was asked in an interview for internship.

I want to ask this question from Direct Sequence and Frequency Hopping in chapter Spread Spectrum Techniques of Digital Communications

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The correct choice is (c) Wss/R & Rch/R

Easiest explanation: Processing gain is given as both as the ratio of the minimum bandwidth of the data to data rate and also the by the ratio of code chip rate and data rate as minimum bandwidth is approximately equal to code chip rate.

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