Question

Which has worse signal to noise performance?

(a) Delay locked loop

(b) Tau-dither loop

(c) Delay locked & Tau-dither loop

(d) None of the mentioned

I got this question in examination.

Enquiry is from Acquisition and Tracking topic in section Spread Spectrum Techniques of Digital Communications

Answer 1

Correct answer is (b) Tau-dither loop

To explain: The signal to noise performance of TDL is a bit worse than DDL.